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d2a_code_data_41854
void CRYPTO_free(void *str, const char *file, int line) { if (free_impl != NULL && free_impl != &CRYPTO_free) { free_impl(str, file, line); return; } #ifndef OPENSSL_NO_CRYPTO_MDEBUG if (call_malloc_debug) { CRYPTO_mem_debug_free(str, 0, file, line); free(str); CRYPTO_mem_debug_free(str, 1, file, line); } else { free(str); } #else free(str); #endif }
https://github.com/openssl/openssl/blob/a055a8815587f402d700093dea0dec6bf34631a3/crypto/mem.c/#L269
d2a_code_data_41855
int ssl3_get_cert_verify(SSL *s) { EVP_PKEY *pkey=NULL; unsigned char *p; int al,ok,ret=0; long n; int type=0,i,j; X509 *peer; const EVP_MD *md = NULL; EVP_MD_CTX mctx; EVP_MD_CTX_init(&mctx); n=s->method->ssl_get_message(s, SSL3_ST_SR_CERT_VRFY_A, SSL3_ST_SR_CERT_VRFY_B, -1, SSL3_RT_MAX_PLAIN_LENGTH, &ok); if (!ok) return((int)n); if (s->session->peer != NULL) { peer=s->session->peer; pkey=X509_get_pubkey(peer); type=X509_certificate_type(peer,pkey); } else { peer=NULL; pkey=NULL; } if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_VERIFY) { s->s3->tmp.reuse_message=1; if ((peer != NULL) && (type & EVP_PKT_SIGN)) { al=SSL_AD_UNEXPECTED_MESSAGE; SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_MISSING_VERIFY_MESSAGE); goto f_err; } ret=1; goto end; } if (peer == NULL) { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_NO_CLIENT_CERT_RECEIVED); al=SSL_AD_UNEXPECTED_MESSAGE; goto f_err; } if (!(type & EVP_PKT_SIGN)) { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE); al=SSL_AD_ILLEGAL_PARAMETER; goto f_err; } if (s->s3->change_cipher_spec) { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_CCS_RECEIVED_EARLY); al=SSL_AD_UNEXPECTED_MESSAGE; goto f_err; } p=(unsigned char *)s->init_msg; if (n==64 && (pkey->type==NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) ) { i=64; } else { if (SSL_USE_SIGALGS(s)) { int rv = tls12_check_peer_sigalg(&md, s, p, pkey); if (rv == -1) { al = SSL_AD_INTERNAL_ERROR; goto f_err; } else if (rv == 0) { al = SSL_AD_DECODE_ERROR; goto f_err; } #ifdef SSL_DEBUG fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md)); #endif p += 2; n -= 2; } n2s(p,i); n-=2; if (i > n) { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_LENGTH_MISMATCH); al=SSL_AD_DECODE_ERROR; goto f_err; } } j=EVP_PKEY_size(pkey); if ((i > j) || (n > j) || (n <= 0)) { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_WRONG_SIGNATURE_SIZE); al=SSL_AD_DECODE_ERROR; goto f_err; } if (SSL_USE_SIGALGS(s)) { long hdatalen = 0; void *hdata; hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata); if (hdatalen <= 0) { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_INTERNAL_ERROR); al=SSL_AD_INTERNAL_ERROR; goto f_err; } #ifdef SSL_DEBUG fprintf(stderr, "Using TLS 1.2 with client verify alg %s\n", EVP_MD_name(md)); #endif if (!EVP_VerifyInit_ex(&mctx, md, NULL) || !EVP_VerifyUpdate(&mctx, hdata, hdatalen)) { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, ERR_R_EVP_LIB); al=SSL_AD_INTERNAL_ERROR; goto f_err; } if (EVP_VerifyFinal(&mctx, p , i, pkey) <= 0) { al=SSL_AD_DECRYPT_ERROR; SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_SIGNATURE); goto f_err; } } else #ifndef OPENSSL_NO_RSA if (pkey->type == EVP_PKEY_RSA) { i=RSA_verify(NID_md5_sha1, s->s3->tmp.cert_verify_md, MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, p, i, pkey->pkey.rsa); if (i < 0) { al=SSL_AD_DECRYPT_ERROR; SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_RSA_DECRYPT); goto f_err; } if (i == 0) { al=SSL_AD_DECRYPT_ERROR; SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_RSA_SIGNATURE); goto f_err; } } else #endif #ifndef OPENSSL_NO_DSA if (pkey->type == EVP_PKEY_DSA) { j=DSA_verify(pkey->save_type, &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), SHA_DIGEST_LENGTH,p,i,pkey->pkey.dsa); if (j <= 0) { al=SSL_AD_DECRYPT_ERROR; SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,SSL_R_BAD_DSA_SIGNATURE); goto f_err; } } else #endif #ifndef OPENSSL_NO_ECDSA if (pkey->type == EVP_PKEY_EC) { j=ECDSA_verify(pkey->save_type, &(s->s3->tmp.cert_verify_md[MD5_DIGEST_LENGTH]), SHA_DIGEST_LENGTH,p,i,pkey->pkey.ec); if (j <= 0) { al=SSL_AD_DECRYPT_ERROR; SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_ECDSA_SIGNATURE); goto f_err; } } else #endif if (pkey->type == NID_id_GostR3410_94 || pkey->type == NID_id_GostR3410_2001) { unsigned char signature[64]; int idx; EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new(pkey,NULL); EVP_PKEY_verify_init(pctx); if (i!=64) { fprintf(stderr,"GOST signature length is %d",i); } for (idx=0;idx<64;idx++) { signature[63-idx]=p[idx]; } j=EVP_PKEY_verify(pctx,signature,64,s->s3->tmp.cert_verify_md,32); EVP_PKEY_CTX_free(pctx); if (j<=0) { al=SSL_AD_DECRYPT_ERROR; SSLerr(SSL_F_SSL3_GET_CERT_VERIFY, SSL_R_BAD_ECDSA_SIGNATURE); goto f_err; } } else { SSLerr(SSL_F_SSL3_GET_CERT_VERIFY,ERR_R_INTERNAL_ERROR); al=SSL_AD_UNSUPPORTED_CERTIFICATE; goto f_err; } ret=1; if (0) { f_err: ssl3_send_alert(s,SSL3_AL_FATAL,al); } end: if (s->s3->handshake_buffer) { BIO_free(s->s3->handshake_buffer); s->s3->handshake_buffer = NULL; s->s3->flags &= ~TLS1_FLAGS_KEEP_HANDSHAKE; } EVP_MD_CTX_cleanup(&mctx); EVP_PKEY_free(pkey); return(ret); }
https://github.com/openssl/openssl/blob/31832e8ff1a3e731ea9fab41aef071a12709cf33/ssl/s3_srvr.c/#L3126
d2a_code_data_41856
static inline void packet_forward(PACKET *pkt, size_t len) { pkt->curr += len; pkt->remaining -= len; }
https://github.com/openssl/openssl/blob/f8e0a5573820bd7318782d4954c6643ff7e58102/ssl/packet_locl.h/#L83
d2a_code_data_41857
int test_div_recp(BIO *bp, BN_CTX *ctx) { BIGNUM *a, *b, *c, *d, *e; BN_RECP_CTX *recp; int i; recp = BN_RECP_CTX_new(); a = BN_new(); b = BN_new(); c = BN_new(); d = BN_new(); e = BN_new(); for (i = 0; i < num0 + num1; i++) { if (i < num1) { BN_bntest_rand(a, 400, 0, 0); BN_copy(b, a); BN_lshift(a, a, i); BN_add_word(a, i); } else BN_bntest_rand(b, 50 + 3 * (i - num1), 0, 0); a->neg = rand_neg(); b->neg = rand_neg(); BN_RECP_CTX_set(recp, b, ctx); BN_div_recp(d, c, a, recp, ctx); if (bp != NULL) { if (!results) { BN_print(bp, a); BIO_puts(bp, " / "); BN_print(bp, b); BIO_puts(bp, " - "); } BN_print(bp, d); BIO_puts(bp, "\n"); if (!results) { BN_print(bp, a); BIO_puts(bp, " % "); BN_print(bp, b); BIO_puts(bp, " - "); } BN_print(bp, c); BIO_puts(bp, "\n"); } BN_mul(e, d, b, ctx); BN_add(d, e, c); BN_sub(d, d, a); if (!BN_is_zero(d)) { fprintf(stderr, "Reciprocal division test failed!\n"); fprintf(stderr, "a="); BN_print_fp(stderr, a); fprintf(stderr, "\nb="); BN_print_fp(stderr, b); fprintf(stderr, "\n"); return 0; } } BN_free(a); BN_free(b); BN_free(c); BN_free(d); BN_free(e); BN_RECP_CTX_free(recp); return (1); }
https://github.com/openssl/openssl/blob/d9e309a675900030d7308e36f614962a344816f9/test/bntest.c/#L630
d2a_code_data_41858
static av_always_inline int epzs_motion_search_internal(MpegEncContext * s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2], int ref_mv_scale, int flags, int size, int h) { MotionEstContext * const c= &s->me; int best[2]={0, 0}; int d; int dmin; int map_generation; int penalty_factor; const int ref_mv_stride= s->mb_stride; const int ref_mv_xy= s->mb_x + s->mb_y*ref_mv_stride; me_cmp_func cmpf, chroma_cmpf; LOAD_COMMON LOAD_COMMON2 if(c->pre_pass){ penalty_factor= c->pre_penalty_factor; cmpf= s->dsp.me_pre_cmp[size]; chroma_cmpf= s->dsp.me_pre_cmp[size+1]; }else{ penalty_factor= c->penalty_factor; cmpf= s->dsp.me_cmp[size]; chroma_cmpf= s->dsp.me_cmp[size+1]; } map_generation= update_map_generation(c); assert(cmpf); dmin= cmp(s, 0, 0, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags); map[0]= map_generation; score_map[0]= dmin; if((s->pict_type == FF_B_TYPE && !(c->flags & FLAG_DIRECT)) || s->flags&CODEC_FLAG_MV0) dmin += (mv_penalty[pred_x] + mv_penalty[pred_y])*penalty_factor; if (s->first_slice_line) { CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) }else{ if(dmin<((h*h*s->avctx->mv0_threshold)>>8) && ( P_LEFT[0] |P_LEFT[1] |P_TOP[0] |P_TOP[1] |P_TOPRIGHT[0]|P_TOPRIGHT[1])==0){ *mx_ptr= 0; *my_ptr= 0; c->skip=1; return dmin; } CHECK_MV( P_MEDIAN[0] >>shift , P_MEDIAN[1] >>shift) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)-1) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)+1) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)-1, (P_MEDIAN[1]>>shift) ) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)+1, (P_MEDIAN[1]>>shift) ) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) CHECK_MV(P_LEFT[0] >>shift, P_LEFT[1] >>shift) CHECK_MV(P_TOP[0] >>shift, P_TOP[1] >>shift) CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift) } if(dmin>h*h*4){ if(c->pre_pass){ CHECK_CLIPPED_MV((last_mv[ref_mv_xy-1][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy-1][1]*ref_mv_scale + (1<<15))>>16) if(!s->first_slice_line) CHECK_CLIPPED_MV((last_mv[ref_mv_xy-ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy-ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16) }else{ CHECK_CLIPPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16) if(s->mb_y+1<s->end_mb_y) CHECK_CLIPPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16) } } if(c->avctx->last_predictor_count){ const int count= c->avctx->last_predictor_count; const int xstart= FFMAX(0, s->mb_x - count); const int ystart= FFMAX(0, s->mb_y - count); const int xend= FFMIN(s->mb_width , s->mb_x + count + 1); const int yend= FFMIN(s->mb_height, s->mb_y + count + 1); int mb_y; for(mb_y=ystart; mb_y<yend; mb_y++){ int mb_x; for(mb_x=xstart; mb_x<xend; mb_x++){ const int xy= mb_x + 1 + (mb_y + 1)*ref_mv_stride; int mx= (last_mv[xy][0]*ref_mv_scale + (1<<15))>>16; int my= (last_mv[xy][1]*ref_mv_scale + (1<<15))>>16; if(mx>xmax || mx<xmin || my>ymax || my<ymin) continue; CHECK_MV(mx,my) } } } dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags); *mx_ptr= best[0]; *my_ptr= best[1]; return dmin; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est_template.c/#L1058
d2a_code_data_41859
static int verify_alpn(SSL *client, SSL *server) { const unsigned char *client_proto, *server_proto; unsigned int client_proto_len = 0, server_proto_len = 0; SSL_get0_alpn_selected(client, &client_proto, &client_proto_len); SSL_get0_alpn_selected(server, &server_proto, &server_proto_len); OPENSSL_free(alpn_selected); alpn_selected = NULL; if (client_proto_len != server_proto_len) { BIO_printf(bio_stdout, "ALPN selected protocols differ!\n"); goto err; } if (client_proto != NULL && memcmp(client_proto, server_proto, client_proto_len) != 0) { BIO_printf(bio_stdout, "ALPN selected protocols differ!\n"); goto err; } if (client_proto_len > 0 && alpn_expected == NULL) { BIO_printf(bio_stdout, "ALPN unexpectedly negotiated\n"); goto err; } if (alpn_expected != NULL && (client_proto_len != strlen(alpn_expected) || memcmp(client_proto, alpn_expected, client_proto_len) != 0)) { BIO_printf(bio_stdout, "ALPN selected protocols not equal to expected protocol: %s\n", alpn_expected); goto err; } return 0; err: BIO_printf(bio_stdout, "ALPN results: client: '"); BIO_write(bio_stdout, client_proto, client_proto_len); BIO_printf(bio_stdout, "', server: '"); BIO_write(bio_stdout, server_proto, server_proto_len); BIO_printf(bio_stdout, "'\n"); BIO_printf(bio_stdout, "ALPN configured: client: '%s', server: '%s'\n", alpn_client, alpn_server); return -1; }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/test/ssltest.c/#L465
d2a_code_data_41860
static int cert_status_cb(SSL *s, void *arg) { tlsextstatusctx *srctx = arg; char *host = NULL, *port = NULL, *path = NULL; int use_ssl; unsigned char *rspder = NULL; int rspderlen; STACK_OF(OPENSSL_STRING) *aia = NULL; X509 *x = NULL; X509_STORE_CTX inctx; X509_OBJECT obj; OCSP_REQUEST *req = NULL; OCSP_RESPONSE *resp = NULL; OCSP_CERTID *id = NULL; STACK_OF(X509_EXTENSION) *exts; int ret = SSL_TLSEXT_ERR_NOACK; int i; if (srctx->verbose) BIO_puts(bio_err, "cert_status: callback called\n"); x = SSL_get_certificate(s); aia = X509_get1_ocsp(x); if (aia) { if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0), &host, &port, &path, &use_ssl)) { BIO_puts(bio_err, "cert_status: can't parse AIA URL\n"); goto err; } if (srctx->verbose) BIO_printf(bio_err, "cert_status: AIA URL: %s\n", sk_OPENSSL_STRING_value(aia, 0)); } else { if (!srctx->host) { BIO_puts(bio_err, "cert_status: no AIA and no default responder URL\n"); goto done; } host = srctx->host; path = srctx->path; port = srctx->port; use_ssl = srctx->use_ssl; } if (!X509_STORE_CTX_init(&inctx, SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)), NULL, NULL)) goto err; if (X509_STORE_get_by_subject(&inctx, X509_LU_X509, X509_get_issuer_name(x), &obj) <= 0) { BIO_puts(bio_err, "cert_status: Can't retrieve issuer certificate.\n"); X509_STORE_CTX_cleanup(&inctx); goto done; } req = OCSP_REQUEST_new(); if (req == NULL) goto err; id = OCSP_cert_to_id(NULL, x, obj.data.x509); X509_free(obj.data.x509); X509_STORE_CTX_cleanup(&inctx); if (!id) goto err; if (!OCSP_request_add0_id(req, id)) goto err; id = NULL; SSL_get_tlsext_status_exts(s, &exts); for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) { X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i); if (!OCSP_REQUEST_add_ext(req, ext, -1)) goto err; } resp = process_responder(req, host, path, port, use_ssl, NULL, srctx->timeout); if (!resp) { BIO_puts(bio_err, "cert_status: error querying responder\n"); goto done; } rspderlen = i2d_OCSP_RESPONSE(resp, &rspder); if (rspderlen <= 0) goto err; SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen); if (srctx->verbose) { BIO_puts(bio_err, "cert_status: ocsp response sent:\n"); OCSP_RESPONSE_print(bio_err, resp, 2); } ret = SSL_TLSEXT_ERR_OK; done: if (ret != SSL_TLSEXT_ERR_OK) ERR_print_errors(bio_err); if (aia) { OPENSSL_free(host); OPENSSL_free(path); OPENSSL_free(port); X509_email_free(aia); } OCSP_CERTID_free(id); OCSP_REQUEST_free(req); OCSP_RESPONSE_free(resp); return ret; err: ret = SSL_TLSEXT_ERR_ALERT_FATAL; goto done; }
https://github.com/openssl/openssl/blob/507c7c0ed6cbecbe16114dbbbb9fecc5ce5863a4/apps/s_server.c/#L636
d2a_code_data_41861
static int tls_curve_allowed(SSL *s, const unsigned char *curve, int op) { const tls_curve_info *cinfo; if (curve[0]) return 1; if ((curve[1] < 1) || ((size_t)curve[1] > OSSL_NELEM(nid_list))) return 0; cinfo = &nid_list[curve[1] - 1]; # ifdef OPENSSL_NO_EC2M if (cinfo->flags & TLS_CURVE_CHAR2) return 0; # endif return ssl_security(s, op, cinfo->secbits, cinfo->nid, (void *)curve); }
https://github.com/openssl/openssl/blob/b4eee58a5f9dfa493d6cc34b4af871415c67beda/ssl/t1_lib.c/#L319
d2a_code_data_41862
void CRYPTO_free(void *str) { #ifndef OPENSSL_NO_CRYPTO_MDEBUG if (call_malloc_debug) { CRYPTO_mem_debug_free(str, 0); free(str); CRYPTO_mem_debug_free(str, 1); } else { free(str); } #else free(str); #endif }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/crypto/mem.c/#L245
d2a_code_data_41863
static int ftp_getrc_msg(conn_rec *ftp_ctrl, apr_bucket_brigade *bb, char *msgbuf, int msglen) { int status; char response[MAX_LINE_LEN]; char buff[5]; char *mb = msgbuf, *me = &msgbuf[msglen]; apr_status_t rv; int eos; if (APR_SUCCESS != (rv = ftp_string_read(ftp_ctrl, bb, response, sizeof(response), &eos))) { return -1; } if (!apr_isdigit(response[0]) || !apr_isdigit(response[1]) || !apr_isdigit(response[2]) || (response[3] != ' ' && response[3] != '-')) status = 0; else status = 100 * response[0] + 10 * response[1] + response[2] - 111 * '0'; mb = apr_cpystrn(mb, response + 4, me - mb); if (response[3] == '-') { memcpy(buff, response, 3); buff[3] = ' '; do { if (APR_SUCCESS != (rv = ftp_string_read(ftp_ctrl, bb, response, sizeof(response), &eos))) { return -1; } mb = apr_cpystrn(mb, response + (' ' == response[0] ? 1 : 4), me - mb); } while (memcmp(response, buff, 4) != 0); } return status; }
https://github.com/apache/httpd/blob/8b2ec33ac5d314be345814db08e194ffeda6beb0/modules/proxy/mod_proxy_ftp.c/#L386
d2a_code_data_41864
static int cert_status_cb(SSL *s, void *arg) { tlsextstatusctx *srctx = arg; BIO *err = srctx->err; char *host, *port, *path; int use_ssl; unsigned char *rspder = NULL; int rspderlen; STACK_OF(OPENSSL_STRING) *aia = NULL; X509 *x = NULL; X509_STORE_CTX inctx; X509_OBJECT obj; OCSP_REQUEST *req = NULL; OCSP_RESPONSE *resp = NULL; OCSP_CERTID *id = NULL; STACK_OF(X509_EXTENSION) *exts; int ret = SSL_TLSEXT_ERR_NOACK; int i; #if 0 STACK_OF(OCSP_RESPID) *ids; SSL_get_tlsext_status_ids(s, &ids); BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids)); #endif if (srctx->verbose) BIO_puts(err, "cert_status: callback called\n"); x = SSL_get_certificate(s); aia = X509_get1_ocsp(x); if (aia) { if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0), &host, &port, &path, &use_ssl)) { BIO_puts(err, "cert_status: can't parse AIA URL\n"); goto err; } if (srctx->verbose) BIO_printf(err, "cert_status: AIA URL: %s\n", sk_OPENSSL_STRING_value(aia, 0)); } else { if (!srctx->host) { BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n"); goto done; } host = srctx->host; path = srctx->path; port = srctx->port; use_ssl = srctx->use_ssl; } if (!X509_STORE_CTX_init(&inctx, SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)), NULL, NULL)) goto err; if (X509_STORE_get_by_subject(&inctx,X509_LU_X509, X509_get_issuer_name(x),&obj) <= 0) { BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n"); X509_STORE_CTX_cleanup(&inctx); goto done; } req = OCSP_REQUEST_new(); if (!req) goto err; id = OCSP_cert_to_id(NULL, x, obj.data.x509); X509_free(obj.data.x509); X509_STORE_CTX_cleanup(&inctx); if (!id) goto err; if (!OCSP_request_add0_id(req, id)) goto err; id = NULL; SSL_get_tlsext_status_exts(s, &exts); for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) { X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i); if (!OCSP_REQUEST_add_ext(req, ext, -1)) goto err; } resp = process_responder(err, req, host, path, port, use_ssl, NULL, srctx->timeout); if (!resp) { BIO_puts(err, "cert_status: error querying responder\n"); goto done; } rspderlen = i2d_OCSP_RESPONSE(resp, &rspder); if (rspderlen <= 0) goto err; SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen); if (srctx->verbose) { BIO_puts(err, "cert_status: ocsp response sent:\n"); OCSP_RESPONSE_print(err, resp, 2); } ret = SSL_TLSEXT_ERR_OK; done: if (ret != SSL_TLSEXT_ERR_OK) ERR_print_errors(err); if (aia) { OPENSSL_free(host); OPENSSL_free(path); OPENSSL_free(port); X509_email_free(aia); } if (id) OCSP_CERTID_free(id); if (req) OCSP_REQUEST_free(req); if (resp) OCSP_RESPONSE_free(resp); return ret; err: ret = SSL_TLSEXT_ERR_ALERT_FATAL; goto done; }
https://github.com/openssl/openssl/blob/2a7cbe77b3abb244c2211d22d7aa3416b97c9342/apps/s_server.c/#L824
d2a_code_data_41865
static int do_multi(int multi) { int n; int fd[2]; int *fds; static char sep[] = ":"; fds = malloc(sizeof(*fds) * multi); for (n = 0; n < multi; ++n) { if (pipe(fd) == -1) { BIO_printf(bio_err, "pipe failure\n"); exit(1); } fflush(stdout); (void)BIO_flush(bio_err); if (fork()) { close(fd[1]); fds[n] = fd[0]; } else { close(fd[0]); close(1); if (dup(fd[1]) == -1) { BIO_printf(bio_err, "dup failed\n"); exit(1); } close(fd[1]); mr = 1; usertime = 0; free(fds); return 0; } printf("Forked child %d\n", n); } for (n = 0; n < multi; ++n) { FILE *f; char buf[1024]; char *p; f = fdopen(fds[n], "r"); while (fgets(buf, sizeof buf, f)) { p = strchr(buf, '\n'); if (p) *p = '\0'; if (buf[0] != '+') { BIO_printf(bio_err, "Don't understand line '%s' from child %d\n", buf, n); continue; } printf("Got: %s from %d\n", buf, n); if (strncmp(buf, "+F:", 3) == 0) { int alg; int j; p = buf + 3; alg = atoi(sstrsep(&p, sep)); sstrsep(&p, sep); for (j = 0; j < SIZE_NUM; ++j) results[alg][j] += atof(sstrsep(&p, sep)); } else if (strncmp(buf, "+F2:", 4) == 0) { int k; double d; p = buf + 4; k = atoi(sstrsep(&p, sep)); sstrsep(&p, sep); d = atof(sstrsep(&p, sep)); if (n) rsa_results[k][0] = 1 / (1 / rsa_results[k][0] + 1 / d); else rsa_results[k][0] = d; d = atof(sstrsep(&p, sep)); if (n) rsa_results[k][1] = 1 / (1 / rsa_results[k][1] + 1 / d); else rsa_results[k][1] = d; } # ifndef OPENSSL_NO_DSA else if (strncmp(buf, "+F3:", 4) == 0) { int k; double d; p = buf + 4; k = atoi(sstrsep(&p, sep)); sstrsep(&p, sep); d = atof(sstrsep(&p, sep)); if (n) dsa_results[k][0] = 1 / (1 / dsa_results[k][0] + 1 / d); else dsa_results[k][0] = d; d = atof(sstrsep(&p, sep)); if (n) dsa_results[k][1] = 1 / (1 / dsa_results[k][1] + 1 / d); else dsa_results[k][1] = d; } # endif # ifndef OPENSSL_NO_EC else if (strncmp(buf, "+F4:", 4) == 0) { int k; double d; p = buf + 4; k = atoi(sstrsep(&p, sep)); sstrsep(&p, sep); d = atof(sstrsep(&p, sep)); if (n) ecdsa_results[k][0] = 1 / (1 / ecdsa_results[k][0] + 1 / d); else ecdsa_results[k][0] = d; d = atof(sstrsep(&p, sep)); if (n) ecdsa_results[k][1] = 1 / (1 / ecdsa_results[k][1] + 1 / d); else ecdsa_results[k][1] = d; } # endif # ifndef OPENSSL_NO_EC else if (strncmp(buf, "+F5:", 4) == 0) { int k; double d; p = buf + 4; k = atoi(sstrsep(&p, sep)); sstrsep(&p, sep); d = atof(sstrsep(&p, sep)); if (n) ecdh_results[k][0] = 1 / (1 / ecdh_results[k][0] + 1 / d); else ecdh_results[k][0] = d; } # endif else if (strncmp(buf, "+H:", 3) == 0) { ; } else BIO_printf(bio_err, "Unknown type '%s' from child %d\n", buf, n); } fclose(f); } free(fds); return 1; }
https://github.com/openssl/openssl/blob/5968d11a7a28103610c054c6a57c852bbe0f3b51/apps/speed.c/#L2943
d2a_code_data_41866
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268
d2a_code_data_41867
static int matroska_decode_buffer(uint8_t** buf, int* buf_size, MatroskaTrack *track) { MatroskaTrackEncoding *encodings = track->encodings.elem; uint8_t* data = *buf; int isize = *buf_size; uint8_t* pkt_data = NULL; int pkt_size = isize; int result = 0; int olen; if (pkt_size >= 10000000) return -1; switch (encodings[0].compression.algo) { case MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP: return encodings[0].compression.settings.size; case MATROSKA_TRACK_ENCODING_COMP_LZO: do { olen = pkt_size *= 3; pkt_data = av_realloc(pkt_data, pkt_size+AV_LZO_OUTPUT_PADDING); result = av_lzo1x_decode(pkt_data, &olen, data, &isize); } while (result==AV_LZO_OUTPUT_FULL && pkt_size<10000000); if (result) goto failed; pkt_size -= olen; break; #if CONFIG_ZLIB case MATROSKA_TRACK_ENCODING_COMP_ZLIB: { z_stream zstream = {0}; if (inflateInit(&zstream) != Z_OK) return -1; zstream.next_in = data; zstream.avail_in = isize; do { pkt_size *= 3; pkt_data = av_realloc(pkt_data, pkt_size); zstream.avail_out = pkt_size - zstream.total_out; zstream.next_out = pkt_data + zstream.total_out; result = inflate(&zstream, Z_NO_FLUSH); } while (result==Z_OK && pkt_size<10000000); pkt_size = zstream.total_out; inflateEnd(&zstream); if (result != Z_STREAM_END) goto failed; break; } #endif #if CONFIG_BZLIB case MATROSKA_TRACK_ENCODING_COMP_BZLIB: { bz_stream bzstream = {0}; if (BZ2_bzDecompressInit(&bzstream, 0, 0) != BZ_OK) return -1; bzstream.next_in = data; bzstream.avail_in = isize; do { pkt_size *= 3; pkt_data = av_realloc(pkt_data, pkt_size); bzstream.avail_out = pkt_size - bzstream.total_out_lo32; bzstream.next_out = pkt_data + bzstream.total_out_lo32; result = BZ2_bzDecompress(&bzstream); } while (result==BZ_OK && pkt_size<10000000); pkt_size = bzstream.total_out_lo32; BZ2_bzDecompressEnd(&bzstream); if (result != BZ_STREAM_END) goto failed; break; } #endif default: return -1; } *buf = pkt_data; *buf_size = pkt_size; return 0; failed: av_free(pkt_data); return -1; }
https://github.com/libav/libav/blob/90e8a9c34f641d0cb9137190c1912a3da3095e01/libavformat/matroskadec.c/#L943
d2a_code_data_41868
static int check_bits_for_superframe(GetBitContext *orig_gb, WMAVoiceContext *s) { GetBitContext s_gb, *gb = &s_gb; int n, need_bits, bd_idx; const struct frame_type_desc *frame_desc; init_get_bits(gb, orig_gb->buffer, orig_gb->size_in_bits); skip_bits_long(gb, get_bits_count(orig_gb)); assert(get_bits_left(gb) == get_bits_left(orig_gb)); if (get_bits_left(gb) < 14) return 1; if (!get_bits1(gb)) return AVERROR(ENOSYS); if (get_bits1(gb)) skip_bits(gb, 12); if (s->has_residual_lsps) { if (get_bits_left(gb) < s->sframe_lsp_bitsize) return 1; skip_bits_long(gb, s->sframe_lsp_bitsize); } for (n = 0; n < MAX_FRAMES; n++) { int aw_idx_is_ext = 0; if (!s->has_residual_lsps) { if (get_bits_left(gb) < s->frame_lsp_bitsize) return 1; skip_bits_long(gb, s->frame_lsp_bitsize); } bd_idx = s->vbm_tree[get_vlc2(gb, frame_type_vlc.table, 6, 3)]; if (bd_idx < 0) return AVERROR_INVALIDDATA; frame_desc = &frame_descs[bd_idx]; if (frame_desc->acb_type == ACB_TYPE_ASYMMETRIC) { if (get_bits_left(gb) < s->pitch_nbits) return 1; skip_bits_long(gb, s->pitch_nbits); } if (frame_desc->fcb_type == FCB_TYPE_SILENCE) { skip_bits(gb, 8); } else if (frame_desc->fcb_type == FCB_TYPE_AW_PULSES) { int tmp = get_bits(gb, 6); if (tmp >= 0x36) { skip_bits(gb, 2); aw_idx_is_ext = 1; } } if (frame_desc->acb_type == ACB_TYPE_HAMMING) { need_bits = s->block_pitch_nbits + (frame_desc->n_blocks - 1) * s->block_delta_pitch_nbits; } else if (frame_desc->fcb_type == FCB_TYPE_AW_PULSES) { need_bits = 2 * !aw_idx_is_ext; } else need_bits = 0; need_bits += frame_desc->frame_size; if (get_bits_left(gb) < need_bits) return 1; skip_bits_long(gb, need_bits); } return 0; }
https://github.com/libav/libav/blob/77ab341c0c6cdf2bd437bb48d429e797d1e60da2/libavcodec/wmavoice.c/#L1682
d2a_code_data_41869
static void unpack_input(const unsigned char *input, unsigned int *output) { unsigned int outbuffer[28]; unsigned short inbuffer[10]; unsigned int x; unsigned int *ptr; for (x=0;x<20;x+=2) inbuffer[x/2]=(input[x]<<8)+input[x+1]; ptr=outbuffer; *(ptr++)=27; *(ptr++)=(inbuffer[0]>>10)&0x3f; *(ptr++)=(inbuffer[0]>>5)&0x1f; *(ptr++)=inbuffer[0]&0x1f; *(ptr++)=(inbuffer[1]>>12)&0xf; *(ptr++)=(inbuffer[1]>>8)&0xf; *(ptr++)=(inbuffer[1]>>5)&7; *(ptr++)=(inbuffer[1]>>2)&7; *(ptr++)=((inbuffer[1]<<1)&6)|((inbuffer[2]>>15)&1); *(ptr++)=(inbuffer[2]>>12)&7; *(ptr++)=(inbuffer[2]>>10)&3; *(ptr++)=(inbuffer[2]>>5)&0x1f; *(ptr++)=((inbuffer[2]<<2)&0x7c)|((inbuffer[3]>>14)&3); *(ptr++)=(inbuffer[3]>>6)&0xff; *(ptr++)=((inbuffer[3]<<1)&0x7e)|((inbuffer[4]>>15)&1); *(ptr++)=(inbuffer[4]>>8)&0x7f; *(ptr++)=(inbuffer[4]>>1)&0x7f; *(ptr++)=((inbuffer[4]<<7)&0x80)|((inbuffer[5]>>9)&0x7f); *(ptr++)=(inbuffer[5]>>2)&0x7f; *(ptr++)=((inbuffer[5]<<5)&0x60)|((inbuffer[6]>>11)&0x1f); *(ptr++)=(inbuffer[6]>>4)&0x7f; *(ptr++)=((inbuffer[6]<<4)&0xf0)|((inbuffer[7]>>12)&0xf); *(ptr++)=(inbuffer[7]>>5)&0x7f; *(ptr++)=((inbuffer[7]<<2)&0x7c)|((inbuffer[8]>>14)&3); *(ptr++)=(inbuffer[8]>>7)&0x7f; *(ptr++)=((inbuffer[8]<<1)&0xfe)|((inbuffer[9]>>15)&1); *(ptr++)=(inbuffer[9]>>8)&0x7f; *(ptr++)=(inbuffer[9]>>1)&0x7f; *(output++)=outbuffer[11]; for (x=1;x<11;*(output++)=outbuffer[x++]); ptr=outbuffer+12; for (x=0;x<16;x+=4) { *(output++)=ptr[x]; *(output++)=ptr[x+2]; *(output++)=ptr[x+3]; *(output++)=ptr[x+1]; } }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/ra144.c/#L286
d2a_code_data_41870
int pem_check_suffix(const char *pem_str, const char *suffix) { int pem_len = strlen(pem_str); int suffix_len = strlen(suffix); const char *p; if (suffix_len + 1 >= pem_len) return 0; p = pem_str + pem_len - suffix_len; if (strcmp(p, suffix)) return 0; p--; if (*p != ' ') return 0; return p - pem_str; }
https://github.com/openssl/openssl/blob/32c6985349ba134761f75a3f61814234d096a1df/crypto/pem/pem_lib.c/#L985
d2a_code_data_41871
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/4cc968df403ed9321d0df722aba33323ae575ce0/crypto/bn/bn_ctx.c/#L276
d2a_code_data_41872
int EVP_PKEY_asn1_add_alias(int to, int from) { EVP_PKEY_ASN1_METHOD *ameth; ameth = EVP_PKEY_asn1_new(from, ASN1_PKEY_ALIAS, NULL, NULL); if (ameth == NULL) return 0; ameth->pkey_base_id = to; if (!EVP_PKEY_asn1_add0(ameth)) { EVP_PKEY_asn1_free(ameth); return 0; } return 1; }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/crypto/asn1/ameth_lib.c/#L243
d2a_code_data_41873
X509_EXTENSION *OCSP_archive_cutoff_new(char *tim) { X509_EXTENSION *x = NULL; ASN1_GENERALIZEDTIME *gt = NULL; if ((gt = ASN1_GENERALIZEDTIME_new()) == NULL) goto err; if (!(ASN1_GENERALIZEDTIME_set_string(gt, tim))) goto err; x = X509V3_EXT_i2d(NID_id_pkix_OCSP_archiveCutoff, 0, gt); err: ASN1_GENERALIZEDTIME_free(gt); return x; }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/crypto/ocsp/ocsp_ext.c/#L477
d2a_code_data_41874
static int avi_write_idx1(AVFormatContext *s) { ByteIOContext *pb = s->pb; AVIContext *avi = s->priv_data; offset_t idx_chunk; int i; char tag[5]; if (!url_is_streamed(pb)) { AVIIentry* ie = 0, *tie; int entry[MAX_STREAMS]; int empty, stream_id = -1; idx_chunk = start_tag(pb, "idx1"); memset(&entry[0], 0, sizeof(entry)); do { empty = 1; for (i=0; i<s->nb_streams; i++) { if (avi->indexes[i].entry <= entry[i]) continue; tie = avi_get_ientry(&avi->indexes[i], entry[i]); if (empty || tie->pos < ie->pos) { ie = tie; stream_id = i; } empty = 0; } if (!empty) { avi_stream2fourcc(&tag[0], stream_id, s->streams[stream_id]->codec->codec_type); put_tag(pb, &tag[0]); put_le32(pb, ie->flags); put_le32(pb, ie->pos); put_le32(pb, ie->len); entry[stream_id]++; } } while (!empty); end_tag(pb, idx_chunk); avi_write_counters(s, avi->riff_id); } return 0; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavformat/avienc.c/#L452
d2a_code_data_41875
int BN_lshift(BIGNUM *r, const BIGNUM *a, int n) { int i, nw, lb, rb; BN_ULONG *t, *f; BN_ULONG l; bn_check_top(r); bn_check_top(a); if (n < 0) { BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT); return 0; } nw = n / BN_BITS2; if (bn_wexpand(r, a->top + nw + 1) == NULL) return 0; r->neg = a->neg; lb = n % BN_BITS2; rb = BN_BITS2 - lb; f = a->d; t = r->d; t[a->top + nw] = 0; if (lb == 0) for (i = a->top - 1; i >= 0; i--) t[nw + i] = f[i]; else for (i = a->top - 1; i >= 0; i--) { l = f[i]; t[nw + i + 1] |= (l >> rb) & BN_MASK2; t[nw + i] = (l << lb) & BN_MASK2; } memset(t, 0, sizeof(*t) * nw); r->top = a->top + nw + 1; bn_correct_top(r); bn_check_top(r); return 1; }
https://github.com/openssl/openssl/blob/a8ca496ddb532d7f7dc356fd2b026697388d2384/crypto/bn/bn_shift.c/#L112
d2a_code_data_41876
static av_cold int allocate_frame_buffers(Indeo3DecodeContext *ctx, AVCodecContext *avctx) { int p, luma_width, luma_height, chroma_width, chroma_height; int luma_pitch, chroma_pitch, luma_size, chroma_size; luma_width = ctx->width; luma_height = ctx->height; if (luma_width < 16 || luma_width > 640 || luma_height < 16 || luma_height > 480 || luma_width & 3 || luma_height & 3) { av_log(avctx, AV_LOG_ERROR, "Invalid picture dimensions: %d x %d!\n", luma_width, luma_height); return AVERROR_INVALIDDATA; } chroma_width = FFALIGN(luma_width >> 2, 4); chroma_height = FFALIGN(luma_height >> 2, 4); luma_pitch = FFALIGN(luma_width, 16); chroma_pitch = FFALIGN(chroma_width, 16); luma_size = luma_pitch * (luma_height + 1); chroma_size = chroma_pitch * (chroma_height + 1); for (p = 0; p < 3; p++) { ctx->planes[p].pitch = !p ? luma_pitch : chroma_pitch; ctx->planes[p].width = !p ? luma_width : chroma_width; ctx->planes[p].height = !p ? luma_height : chroma_height; ctx->planes[p].buffers[0] = av_malloc(!p ? luma_size : chroma_size); ctx->planes[p].buffers[1] = av_malloc(!p ? luma_size : chroma_size); memset(ctx->planes[p].buffers[0], 0x40, ctx->planes[p].pitch); memset(ctx->planes[p].buffers[1], 0x40, ctx->planes[p].pitch); ctx->planes[p].pixels[0] = ctx->planes[p].buffers[0] + ctx->planes[p].pitch; ctx->planes[p].pixels[1] = ctx->planes[p].buffers[1] + ctx->planes[p].pitch; } return 0; }
https://github.com/libav/libav/blob/594b54b51e9f3af8aac18184d634b85a836b42b6/libavcodec/indeo3.c/#L191
d2a_code_data_41877
void ff_mpa_synth_filter(MPA_INT *synth_buf_ptr, int *synth_buf_offset, MPA_INT *window, int *dither_state, OUT_INT *samples, int incr, int32_t sb_samples[SBLIMIT]) { int32_t tmp[32]; register MPA_INT *synth_buf; register const MPA_INT *w, *w2, *p; int j, offset, v; OUT_INT *samples2; #if FRAC_BITS <= 15 int sum, sum2; #else int64_t sum, sum2; #endif dct32(tmp, sb_samples); offset = *synth_buf_offset; synth_buf = synth_buf_ptr + offset; for(j=0;j<32;j++) { v = tmp[j]; #if FRAC_BITS <= 15 v = av_clip_int16(v); #endif synth_buf[j] = v; } memcpy(synth_buf + 512, synth_buf, 32 * sizeof(MPA_INT)); samples2 = samples + 31 * incr; w = window; w2 = window + 31; sum = *dither_state; p = synth_buf + 16; SUM8(sum, +=, w, p); p = synth_buf + 48; SUM8(sum, -=, w + 32, p); *samples = round_sample(&sum); samples += incr; w++; for(j=1;j<16;j++) { sum2 = 0; p = synth_buf + 16 + j; SUM8P2(sum, +=, sum2, -=, w, w2, p); p = synth_buf + 48 - j; SUM8P2(sum, -=, sum2, -=, w + 32, w2 + 32, p); *samples = round_sample(&sum); samples += incr; sum += sum2; *samples2 = round_sample(&sum); samples2 -= incr; w++; w2--; } p = synth_buf + 32; SUM8(sum, -=, w + 32, p); *samples = round_sample(&sum); *dither_state= sum; offset = (offset - 32) & 511; *synth_buf_offset = offset; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/mpegaudiodec.c/#L897
d2a_code_data_41878
void CRYPTO_free(void *str) { #ifndef OPENSSL_NO_CRYPTO_MDEBUG if (call_malloc_debug) { CRYPTO_mem_debug_free(str, 0); free(str); CRYPTO_mem_debug_free(str, 1); } else { free(str); } #else free(str); #endif }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/crypto/mem.c/#L245
d2a_code_data_41879
void CRYPTO_free(void *str) { #ifndef OPENSSL_NO_CRYPTO_MDEBUG if (call_malloc_debug) { CRYPTO_mem_debug_free(str, 0); free(str); CRYPTO_mem_debug_free(str, 1); } else { free(str); } #else free(str); #endif }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/crypto/mem.c/#L245
d2a_code_data_41880
void CRYPTO_free(void *str) { #ifndef OPENSSL_NO_CRYPTO_MDEBUG if (call_malloc_debug) { CRYPTO_mem_debug_free(str, 0); free(str); CRYPTO_mem_debug_free(str, 1); } else { free(str); } #else free(str); #endif }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/crypto/mem.c/#L245
d2a_code_data_41881
void avfilter_unref_buffer(AVFilterBufferRef *ref) { if(!(--ref->buf->refcount)) ref->buf->free(ref->buf); av_free(ref->video); av_free(ref); }
https://github.com/libav/libav/blob/ad0d70c964f852a18e9ab8124f0e7aa8876cac6e/libavfilter/avfilter.c/#L63
d2a_code_data_41882
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/a8ea8018fa187e22fb4989450b550589e20f62c2/crypto/bn/bn_ctx.c/#L273
d2a_code_data_41883
static int64_t asf_read_pts(AVFormatContext *s, int stream_index, int64_t *ppos, int64_t pos_limit) { ASFContext *asf = s->priv_data; AVPacket pkt1, *pkt = &pkt1; ASFStream *asf_st; int64_t pts; int64_t pos= *ppos; int i; int64_t start_pos[s->nb_streams]; for(i=0; i<s->nb_streams; i++){ start_pos[i]= pos; } pos= (pos+asf->packet_size-1-s->data_offset)/asf->packet_size*asf->packet_size+ s->data_offset; *ppos= pos; url_fseek(s->pb, pos, SEEK_SET); asf_reset_header(s); for(;;){ if (av_read_frame(s, pkt) < 0){ av_log(s, AV_LOG_INFO, "asf_read_pts failed\n"); return AV_NOPTS_VALUE; } pts= pkt->pts; av_free_packet(pkt); if(pkt->flags&PKT_FLAG_KEY){ i= pkt->stream_index; asf_st= s->streams[i]->priv_data; pos= asf_st->packet_pos; av_add_index_entry(s->streams[i], pos, pts, pkt->size, pos - start_pos[i] + 1, AVINDEX_KEYFRAME); start_pos[i]= asf_st->packet_pos + 1; if(pkt->stream_index == stream_index) break; } } *ppos= pos; return pts; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavformat/asf.c/#L992
d2a_code_data_41884
char *BN_bn2dec(const BIGNUM *a) { int i = 0, num, ok = 0; char *buf = NULL; char *p; BIGNUM *t = NULL; BN_ULONG *bn_data = NULL, *lp; int bn_data_num; i = BN_num_bits(a) * 3; num = (i / 10 + i / 1000 + 1) + 1; bn_data_num = num / BN_DEC_NUM + 1; bn_data = OPENSSL_malloc(bn_data_num * sizeof(BN_ULONG)); buf = OPENSSL_malloc(num + 3); if ((buf == NULL) || (bn_data == NULL)) { BNerr(BN_F_BN_BN2DEC, ERR_R_MALLOC_FAILURE); goto err; } if ((t = BN_dup(a)) == NULL) goto err; #define BUF_REMAIN (num+3 - (size_t)(p - buf)) p = buf; lp = bn_data; if (BN_is_zero(t)) { *(p++) = '0'; *(p++) = '\0'; } else { if (BN_is_negative(t)) *p++ = '-'; while (!BN_is_zero(t)) { if (lp - bn_data >= bn_data_num) goto err; *lp = BN_div_word(t, BN_DEC_CONV); if (*lp == (BN_ULONG)-1) goto err; lp++; } lp--; BIO_snprintf(p, BUF_REMAIN, BN_DEC_FMT1, *lp); while (*p) p++; while (lp != bn_data) { lp--; BIO_snprintf(p, BUF_REMAIN, BN_DEC_FMT2, *lp); while (*p) p++; } } ok = 1; err: OPENSSL_free(bn_data); BN_free(t); if (ok) return buf; OPENSSL_free(buf); return NULL; }
https://github.com/openssl/openssl/blob/3f97052392cb10fca5309212bf720685262ad4a6/crypto/bn/bn_print.c/#L104
d2a_code_data_41885
int BN_lshift(BIGNUM *r, const BIGNUM *a, int n) { int i, nw, lb, rb; BN_ULONG *t, *f; BN_ULONG l; bn_check_top(r); bn_check_top(a); if (n < 0) { BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT); return 0; } r->neg = a->neg; nw = n / BN_BITS2; if (bn_wexpand(r, a->top + nw + 1) == NULL) return (0); lb = n % BN_BITS2; rb = BN_BITS2 - lb; f = a->d; t = r->d; t[a->top + nw] = 0; if (lb == 0) for (i = a->top - 1; i >= 0; i--) t[nw + i] = f[i]; else for (i = a->top - 1; i >= 0; i--) { l = f[i]; t[nw + i + 1] |= (l >> rb) & BN_MASK2; t[nw + i] = (l << lb) & BN_MASK2; } memset(t, 0, sizeof(*t) * nw); r->top = a->top + nw + 1; bn_correct_top(r); bn_check_top(r); return (1); }
https://github.com/openssl/openssl/blob/748e85308ef4f3e672975b3604ea2d76424fa404/crypto/bn/bn_shift.c/#L110
d2a_code_data_41886
static void sha512_block_data_order (SHA512_CTX *ctx, const void *in, size_t num) { const SHA_LONG64 *W=in; SHA_LONG64 a,b,c,d,e,f,g,h,s0,s1,T1; SHA_LONG64 X[16]; int i; while (num--) { a = ctx->h[0]; b = ctx->h[1]; c = ctx->h[2]; d = ctx->h[3]; e = ctx->h[4]; f = ctx->h[5]; g = ctx->h[6]; h = ctx->h[7]; #ifdef B_ENDIAN T1 = X[0] = W[0]; ROUND_00_15(0,a,b,c,d,e,f,g,h); T1 = X[1] = W[1]; ROUND_00_15(1,h,a,b,c,d,e,f,g); T1 = X[2] = W[2]; ROUND_00_15(2,g,h,a,b,c,d,e,f); T1 = X[3] = W[3]; ROUND_00_15(3,f,g,h,a,b,c,d,e); T1 = X[4] = W[4]; ROUND_00_15(4,e,f,g,h,a,b,c,d); T1 = X[5] = W[5]; ROUND_00_15(5,d,e,f,g,h,a,b,c); T1 = X[6] = W[6]; ROUND_00_15(6,c,d,e,f,g,h,a,b); T1 = X[7] = W[7]; ROUND_00_15(7,b,c,d,e,f,g,h,a); T1 = X[8] = W[8]; ROUND_00_15(8,a,b,c,d,e,f,g,h); T1 = X[9] = W[9]; ROUND_00_15(9,h,a,b,c,d,e,f,g); T1 = X[10] = W[10]; ROUND_00_15(10,g,h,a,b,c,d,e,f); T1 = X[11] = W[11]; ROUND_00_15(11,f,g,h,a,b,c,d,e); T1 = X[12] = W[12]; ROUND_00_15(12,e,f,g,h,a,b,c,d); T1 = X[13] = W[13]; ROUND_00_15(13,d,e,f,g,h,a,b,c); T1 = X[14] = W[14]; ROUND_00_15(14,c,d,e,f,g,h,a,b); T1 = X[15] = W[15]; ROUND_00_15(15,b,c,d,e,f,g,h,a); #else T1 = X[0] = PULL64(W[0]); ROUND_00_15(0,a,b,c,d,e,f,g,h); T1 = X[1] = PULL64(W[1]); ROUND_00_15(1,h,a,b,c,d,e,f,g); T1 = X[2] = PULL64(W[2]); ROUND_00_15(2,g,h,a,b,c,d,e,f); T1 = X[3] = PULL64(W[3]); ROUND_00_15(3,f,g,h,a,b,c,d,e); T1 = X[4] = PULL64(W[4]); ROUND_00_15(4,e,f,g,h,a,b,c,d); T1 = X[5] = PULL64(W[5]); ROUND_00_15(5,d,e,f,g,h,a,b,c); T1 = X[6] = PULL64(W[6]); ROUND_00_15(6,c,d,e,f,g,h,a,b); T1 = X[7] = PULL64(W[7]); ROUND_00_15(7,b,c,d,e,f,g,h,a); T1 = X[8] = PULL64(W[8]); ROUND_00_15(8,a,b,c,d,e,f,g,h); T1 = X[9] = PULL64(W[9]); ROUND_00_15(9,h,a,b,c,d,e,f,g); T1 = X[10] = PULL64(W[10]); ROUND_00_15(10,g,h,a,b,c,d,e,f); T1 = X[11] = PULL64(W[11]); ROUND_00_15(11,f,g,h,a,b,c,d,e); T1 = X[12] = PULL64(W[12]); ROUND_00_15(12,e,f,g,h,a,b,c,d); T1 = X[13] = PULL64(W[13]); ROUND_00_15(13,d,e,f,g,h,a,b,c); T1 = X[14] = PULL64(W[14]); ROUND_00_15(14,c,d,e,f,g,h,a,b); T1 = X[15] = PULL64(W[15]); ROUND_00_15(15,b,c,d,e,f,g,h,a); #endif for (i=16;i<80;i+=16) { ROUND_16_80(i, 0,a,b,c,d,e,f,g,h,X); ROUND_16_80(i, 1,h,a,b,c,d,e,f,g,X); ROUND_16_80(i, 2,g,h,a,b,c,d,e,f,X); ROUND_16_80(i, 3,f,g,h,a,b,c,d,e,X); ROUND_16_80(i, 4,e,f,g,h,a,b,c,d,X); ROUND_16_80(i, 5,d,e,f,g,h,a,b,c,X); ROUND_16_80(i, 6,c,d,e,f,g,h,a,b,X); ROUND_16_80(i, 7,b,c,d,e,f,g,h,a,X); ROUND_16_80(i, 8,a,b,c,d,e,f,g,h,X); ROUND_16_80(i, 9,h,a,b,c,d,e,f,g,X); ROUND_16_80(i,10,g,h,a,b,c,d,e,f,X); ROUND_16_80(i,11,f,g,h,a,b,c,d,e,X); ROUND_16_80(i,12,e,f,g,h,a,b,c,d,X); ROUND_16_80(i,13,d,e,f,g,h,a,b,c,X); ROUND_16_80(i,14,c,d,e,f,g,h,a,b,X); ROUND_16_80(i,15,b,c,d,e,f,g,h,a,X); } ctx->h[0] += a; ctx->h[1] += b; ctx->h[2] += c; ctx->h[3] += d; ctx->h[4] += e; ctx->h[5] += f; ctx->h[6] += g; ctx->h[7] += h; W+=SHA_LBLOCK; } }
https://github.com/openssl/openssl/blob/c313e32a8b9514868f3fae09a8af025df76a4a8d/crypto/sha/sha512.c/#L574
d2a_code_data_41887
static av_always_inline int epzs_motion_search_internal(MpegEncContext * s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2], int ref_mv_scale, int flags, int size, int h) { MotionEstContext * const c= &s->me; int best[2]={0, 0}; int d; int dmin; int map_generation; int penalty_factor; const int ref_mv_stride= s->mb_stride; const int ref_mv_xy= s->mb_x + s->mb_y*ref_mv_stride; me_cmp_func cmpf, chroma_cmpf; LOAD_COMMON LOAD_COMMON2 if(c->pre_pass){ penalty_factor= c->pre_penalty_factor; cmpf= s->dsp.me_pre_cmp[size]; chroma_cmpf= s->dsp.me_pre_cmp[size+1]; }else{ penalty_factor= c->penalty_factor; cmpf= s->dsp.me_cmp[size]; chroma_cmpf= s->dsp.me_cmp[size+1]; } map_generation= update_map_generation(c); assert(cmpf); dmin= cmp(s, 0, 0, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags); map[0]= map_generation; score_map[0]= dmin; if((s->pict_type == FF_B_TYPE && !(c->flags & FLAG_DIRECT)) || s->flags&CODEC_FLAG_MV0) dmin += (mv_penalty[pred_x] + mv_penalty[pred_y])*penalty_factor; if (s->first_slice_line) { CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) }else{ if(dmin<((h*h*s->avctx->mv0_threshold)>>8) && ( P_LEFT[0] |P_LEFT[1] |P_TOP[0] |P_TOP[1] |P_TOPRIGHT[0]|P_TOPRIGHT[1])==0){ *mx_ptr= 0; *my_ptr= 0; c->skip=1; return dmin; } CHECK_MV( P_MEDIAN[0] >>shift , P_MEDIAN[1] >>shift) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)-1) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)+1) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)-1, (P_MEDIAN[1]>>shift) ) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)+1, (P_MEDIAN[1]>>shift) ) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) CHECK_MV(P_LEFT[0] >>shift, P_LEFT[1] >>shift) CHECK_MV(P_TOP[0] >>shift, P_TOP[1] >>shift) CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift) } if(dmin>h*h*4){ if(c->pre_pass){ CHECK_CLIPPED_MV((last_mv[ref_mv_xy-1][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy-1][1]*ref_mv_scale + (1<<15))>>16) if(!s->first_slice_line) CHECK_CLIPPED_MV((last_mv[ref_mv_xy-ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy-ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16) }else{ CHECK_CLIPPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16) if(s->mb_y+1<s->end_mb_y) CHECK_CLIPPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16) } } if(c->avctx->last_predictor_count){ const int count= c->avctx->last_predictor_count; const int xstart= FFMAX(0, s->mb_x - count); const int ystart= FFMAX(0, s->mb_y - count); const int xend= FFMIN(s->mb_width , s->mb_x + count + 1); const int yend= FFMIN(s->mb_height, s->mb_y + count + 1); int mb_y; for(mb_y=ystart; mb_y<yend; mb_y++){ int mb_x; for(mb_x=xstart; mb_x<xend; mb_x++){ const int xy= mb_x + 1 + (mb_y + 1)*ref_mv_stride; int mx= (last_mv[xy][0]*ref_mv_scale + (1<<15))>>16; int my= (last_mv[xy][1]*ref_mv_scale + (1<<15))>>16; if(mx>xmax || mx<xmin || my>ymax || my<ymin) continue; CHECK_MV(mx,my) } } } dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags); *mx_ptr= best[0]; *my_ptr= best[1]; return dmin; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est_template.c/#L1061
d2a_code_data_41888
static ossl_inline void packet_forward(PACKET *pkt, size_t len) { pkt->curr += len; pkt->remaining -= len; }
https://github.com/openssl/openssl/blob/b6e3250671654e0344127be9dd49b3fb4a82f94b/ssl/packet_locl.h/#L36
d2a_code_data_41889
BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b) { bn_check_top(b); if (a == b) return a; if (bn_wexpand(a, b->top) == NULL) return NULL; if (b->top > 0) memcpy(a->d, b->d, sizeof(b->d[0]) * b->top); a->neg = b->neg; a->top = b->top; a->flags |= b->flags & BN_FLG_FIXED_TOP; bn_check_top(a); return a; }
https://github.com/openssl/openssl/blob/ea09abc80892920ee5db4de82bed7a193b5896f0/crypto/bn/bn_lib.c/#L291
d2a_code_data_41890
static void unpack_input(const unsigned char *input, unsigned int *output) { unsigned int outbuffer[28]; unsigned short inbuffer[10]; unsigned int x; unsigned int *ptr; for (x=0;x<20;x+=2) inbuffer[x/2]=(input[x]<<8)+input[x+1]; ptr=outbuffer; *(ptr++)=27; *(ptr++)=(inbuffer[0]>>10)&0x3f; *(ptr++)=(inbuffer[0]>>5)&0x1f; *(ptr++)=inbuffer[0]&0x1f; *(ptr++)=(inbuffer[1]>>12)&0xf; *(ptr++)=(inbuffer[1]>>8)&0xf; *(ptr++)=(inbuffer[1]>>5)&7; *(ptr++)=(inbuffer[1]>>2)&7; *(ptr++)=((inbuffer[1]<<1)&6)|((inbuffer[2]>>15)&1); *(ptr++)=(inbuffer[2]>>12)&7; *(ptr++)=(inbuffer[2]>>10)&3; *(ptr++)=(inbuffer[2]>>5)&0x1f; *(ptr++)=((inbuffer[2]<<2)&0x7c)|((inbuffer[3]>>14)&3); *(ptr++)=(inbuffer[3]>>6)&0xff; *(ptr++)=((inbuffer[3]<<1)&0x7e)|((inbuffer[4]>>15)&1); *(ptr++)=(inbuffer[4]>>8)&0x7f; *(ptr++)=(inbuffer[4]>>1)&0x7f; *(ptr++)=((inbuffer[4]<<7)&0x80)|((inbuffer[5]>>9)&0x7f); *(ptr++)=(inbuffer[5]>>2)&0x7f; *(ptr++)=((inbuffer[5]<<5)&0x60)|((inbuffer[6]>>11)&0x1f); *(ptr++)=(inbuffer[6]>>4)&0x7f; *(ptr++)=((inbuffer[6]<<4)&0xf0)|((inbuffer[7]>>12)&0xf); *(ptr++)=(inbuffer[7]>>5)&0x7f; *(ptr++)=((inbuffer[7]<<2)&0x7c)|((inbuffer[8]>>14)&3); *(ptr++)=(inbuffer[8]>>7)&0x7f; *(ptr++)=((inbuffer[8]<<1)&0xfe)|((inbuffer[9]>>15)&1); *(ptr++)=(inbuffer[9]>>8)&0x7f; *(ptr++)=(inbuffer[9]>>1)&0x7f; *(output++)=outbuffer[11]; for (x=1;x<11;*(output++)=outbuffer[x++]); ptr=outbuffer+12; for (x=0;x<16;x+=4) { *(output++)=ptr[x]; *(output++)=ptr[x+2]; *(output++)=ptr[x+3]; *(output++)=ptr[x+1]; } }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/ra144.c/#L288
d2a_code_data_41891
static int build_chain(X509_STORE_CTX *ctx) { int (*cb) (int, X509_STORE_CTX *) = ctx->verify_cb; int num = sk_X509_num(ctx->chain); X509 *cert = sk_X509_value(ctx->chain, num - 1); int ss = cert_self_signed(cert); STACK_OF(X509) *sktmp = NULL; unsigned int search; int may_trusted = 1; int may_alternate = 0; int trust = X509_TRUST_UNTRUSTED; int alt_untrusted = 0; int depth; int ok = 0; int i; OPENSSL_assert(num == 1 && ctx->num_untrusted == num); #define S_DOUNTRUSTED (1 << 0) #define S_DOTRUSTED (1 << 1) #define S_DOALTERNATE (1 << 2) search = (ctx->untrusted != NULL) ? S_DOUNTRUSTED : 0; if (search == 0 || ctx->param->flags & X509_V_FLAG_TRUSTED_FIRST) search |= S_DOTRUSTED; else if (!(ctx->param->flags & X509_V_FLAG_NO_ALT_CHAINS)) may_alternate = 1; if (ctx->untrusted && (sktmp = sk_X509_dup(ctx->untrusted)) == NULL) { X509err(X509_F_BUILD_CHAIN, ERR_R_MALLOC_FAILURE); return 0; } if (ctx->param->depth > INT_MAX/2) ctx->param->depth = INT_MAX/2; depth = ctx->param->depth + 1; while (search != 0) { X509 *x; X509 *xtmp = NULL; if ((search & S_DOTRUSTED) != 0) { STACK_OF(X509) *hide = ctx->chain; i = num = sk_X509_num(ctx->chain); if ((search & S_DOALTERNATE) != 0) { i = alt_untrusted; } x = sk_X509_value(ctx->chain, i-1); ctx->chain = NULL; ok = (depth < num) ? 0 : ctx->get_issuer(&xtmp, ctx, x); ctx->chain = hide; if (ok < 0) { trust = X509_TRUST_REJECTED; search = 0; continue; } if (ok > 0) { if ((search & S_DOALTERNATE) != 0) { OPENSSL_assert(num > i && i > 0 && ss == 0); search &= ~S_DOALTERNATE; for (; num > i; --num) X509_free(sk_X509_pop(ctx->chain)); ctx->num_untrusted = num; } if (ss == 0) { if (!sk_X509_push(ctx->chain, x = xtmp)) { X509_free(xtmp); X509err(X509_F_BUILD_CHAIN, ERR_R_MALLOC_FAILURE); trust = X509_TRUST_REJECTED; search = 0; continue; } ss = cert_self_signed(x); } else if (num == ctx->num_untrusted) { if (X509_cmp(x, xtmp) != 0) { X509_free(xtmp); ok = 0; } else { X509_free(x); ctx->num_untrusted = --num; (void) sk_X509_set(ctx->chain, num, x = xtmp); } } if (ok) { OPENSSL_assert(ctx->num_untrusted <= num); search &= ~S_DOUNTRUSTED; switch (trust = check_trust(ctx, num)) { case X509_TRUST_TRUSTED: case X509_TRUST_REJECTED: search = 0; continue; } if (ss == 0) continue; } } if ((search & S_DOUNTRUSTED) == 0) { if ((search & S_DOALTERNATE) != 0 && --alt_untrusted > 0) continue; if (!may_alternate || (search & S_DOALTERNATE) != 0 || ctx->num_untrusted < 2) break; search |= S_DOALTERNATE; alt_untrusted = ctx->num_untrusted - 1; ss = 0; } } if ((search & S_DOUNTRUSTED) != 0) { num = sk_X509_num(ctx->chain); OPENSSL_assert(num == ctx->num_untrusted); x = sk_X509_value(ctx->chain, num-1); xtmp = (depth < num) ? NULL : find_issuer(ctx, sktmp, x); if (xtmp == NULL) { search &= ~S_DOUNTRUSTED; if (may_trusted) search |= S_DOTRUSTED; continue; } if (!sk_X509_push(ctx->chain, x = xtmp)) { X509err(X509_F_BUILD_CHAIN, ERR_R_MALLOC_FAILURE); trust = X509_TRUST_REJECTED; search = 0; continue; } X509_up_ref(x); ++ctx->num_untrusted; ss = cert_self_signed(xtmp); (void) sk_X509_delete_ptr(sktmp, x); } } sk_X509_free(sktmp); if (sk_X509_num(ctx->chain) <= depth) { if (trust == X509_TRUST_UNTRUSTED && sk_X509_num(ctx->chain) == ctx->num_untrusted) trust = check_trust(ctx, 1); } switch (trust) { case X509_TRUST_TRUSTED: return 1; case X509_TRUST_REJECTED: return 0; case X509_TRUST_UNTRUSTED: default: num = sk_X509_num(ctx->chain); ctx->current_cert = sk_X509_value(ctx->chain, num - 1); ctx->error_depth = num-1; if (num > depth) ctx->error = X509_V_ERR_CERT_CHAIN_TOO_LONG; else if (ss && sk_X509_num(ctx->chain) == 1) ctx->error = X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT; else if (ss) ctx->error = X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN; else if (ctx->num_untrusted == num) ctx->error = X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY; else ctx->error = X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT; return cb(0, ctx); } }
https://github.com/openssl/openssl/blob/e29c73c93b88a4b7f492c7c8c7343223e7548612/crypto/x509/x509_vfy.c/#L2271
d2a_code_data_41892
static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value, int nid, int n_min, int n_max, unsigned long chtype, int mval) { int i, ret = 0; MS_STATIC char buf[1024]; start: if (!batch) BIO_printf(bio_err, "%s [%s]:", text, def); (void)BIO_flush(bio_err); if (value != NULL) { BUF_strlcpy(buf, value, sizeof buf); BUF_strlcat(buf, "\n", sizeof buf); BIO_printf(bio_err, "%s\n", value); } else { buf[0] = '\0'; if (!batch) { if (!fgets(buf, sizeof buf, stdin)) return 0; } else { buf[0] = '\n'; buf[1] = '\0'; } } if (buf[0] == '\0') return (0); else if (buf[0] == '\n') { if ((def == NULL) || (def[0] == '\0')) return (1); BUF_strlcpy(buf, def, sizeof buf); BUF_strlcat(buf, "\n", sizeof buf); } else if ((buf[0] == '.') && (buf[1] == '\n')) return (1); i = strlen(buf); if (buf[i - 1] != '\n') { BIO_printf(bio_err, "weird input :-(\n"); return (0); } buf[--i] = '\0'; #ifdef CHARSET_EBCDIC ebcdic2ascii(buf, buf, i); #endif if (!req_check_len(i, n_min, n_max)) { if (batch || value) return 0; goto start; } if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char *)buf, -1, -1, mval)) goto err; ret = 1; err: return (ret); }
https://github.com/openssl/openssl/blob/9c46f4b9cd4912b61cb546c48b678488d7f26ed6/apps/req.c/#L1388
d2a_code_data_41893
static int createCroppedImage(struct image_data *image, struct crop_mask *crop, unsigned char **read_buff_ptr, unsigned char **crop_buff_ptr) { tsize_t cropsize; unsigned char *read_buff = NULL; unsigned char *crop_buff = NULL; unsigned char *new_buff = NULL; static tsize_t prev_cropsize = 0; read_buff = *read_buff_ptr; crop_buff = read_buff; *crop_buff_ptr = read_buff; crop->combined_width = image->width; crop->combined_length = image->length; cropsize = crop->bufftotal; crop_buff = *crop_buff_ptr; if (!crop_buff) { crop_buff = (unsigned char *)limitMalloc(cropsize); *crop_buff_ptr = crop_buff; _TIFFmemset(crop_buff, 0, cropsize); prev_cropsize = cropsize; } else { if (prev_cropsize < cropsize) { new_buff = _TIFFrealloc(crop_buff, cropsize); if (!new_buff) { free (crop_buff); crop_buff = (unsigned char *)limitMalloc(cropsize); } else crop_buff = new_buff; _TIFFmemset(crop_buff, 0, cropsize); } } if (!crop_buff) { TIFFError("createCroppedImage", "Unable to allocate/reallocate crop buffer"); return (-1); } *crop_buff_ptr = crop_buff; if (crop->crop_mode & CROP_INVERT) { switch (crop->photometric) { case PHOTOMETRIC_MINISWHITE: case PHOTOMETRIC_MINISBLACK: image->photometric = crop->photometric; break; case INVERT_DATA_ONLY: case INVERT_DATA_AND_TAG: if (invertImage(image->photometric, image->spp, image->bps, crop->combined_width, crop->combined_length, crop_buff)) { TIFFError("createCroppedImage", "Failed to invert colorspace for image or cropped selection"); return (-1); } if (crop->photometric == INVERT_DATA_AND_TAG) { switch (image->photometric) { case PHOTOMETRIC_MINISWHITE: image->photometric = PHOTOMETRIC_MINISBLACK; break; case PHOTOMETRIC_MINISBLACK: image->photometric = PHOTOMETRIC_MINISWHITE; break; default: break; } } break; default: break; } } if (crop->crop_mode & CROP_MIRROR) { if (mirrorImage(image->spp, image->bps, crop->mirror, crop->combined_width, crop->combined_length, crop_buff)) { TIFFError("createCroppedImage", "Failed to mirror image or cropped selection %s", (crop->rotation == MIRROR_HORIZ) ? "horizontally" : "vertically"); return (-1); } } if (crop->crop_mode & CROP_ROTATE) { if (rotateImage(crop->rotation, image, &crop->combined_width, &crop->combined_length, crop_buff_ptr)) { TIFFError("createCroppedImage", "Failed to rotate image or cropped selection by %d degrees", crop->rotation); return (-1); } } if (crop_buff == read_buff) *read_buff_ptr = NULL; return (0); }
https://gitlab.com/libtiff/libtiff/blob/632f6a1a4f830f69d62fc0314b2109a2d9025963/tools/tiffcrop.c/#L7656
d2a_code_data_41894
int BN_lshift(BIGNUM *r, const BIGNUM *a, int n) { int i, nw, lb, rb; BN_ULONG *t, *f; BN_ULONG l; bn_check_top(r); bn_check_top(a); if (n < 0) { BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT); return 0; } r->neg = a->neg; nw = n / BN_BITS2; if (bn_wexpand(r, a->top + nw + 1) == NULL) return (0); lb = n % BN_BITS2; rb = BN_BITS2 - lb; f = a->d; t = r->d; t[a->top + nw] = 0; if (lb == 0) for (i = a->top - 1; i >= 0; i--) t[nw + i] = f[i]; else for (i = a->top - 1; i >= 0; i--) { l = f[i]; t[nw + i + 1] |= (l >> rb) & BN_MASK2; t[nw + i] = (l << lb) & BN_MASK2; } memset(t, 0, sizeof(*t) * nw); r->top = a->top + nw + 1; bn_correct_top(r); bn_check_top(r); return (1); }
https://github.com/openssl/openssl/blob/4973a60cb92dc121fc09246bff3815afc0f8ab9a/crypto/bn/bn_shift.c/#L110
d2a_code_data_41895
ngx_int_t ngx_hash_add_key(ngx_hash_keys_arrays_t *ha, ngx_str_t *key, void *value, ngx_uint_t flags) { size_t len; u_char *p; ngx_str_t *name; ngx_uint_t i, k, n, skip, last; ngx_array_t *keys, *hwc; ngx_hash_key_t *hk; last = key->len; if (flags & NGX_HASH_WILDCARD_KEY) { n = 0; for (i = 0; i < key->len; i++) { if (key->data[i] == '*') { if (++n > 1) { return NGX_DECLINED; } } if (key->data[i] == '.' && key->data[i + 1] == '.') { return NGX_DECLINED; } } if (key->len > 1 && key->data[0] == '.') { skip = 1; goto wildcard; } if (key->len > 2) { if (key->data[0] == '*' && key->data[1] == '.') { skip = 2; goto wildcard; } if (key->data[i - 2] == '.' && key->data[i - 1] == '*') { skip = 0; last -= 2; goto wildcard; } } if (n) { return NGX_DECLINED; } } k = 0; for (i = 0; i < last; i++) { if (!(flags & NGX_HASH_READONLY_KEY)) { key->data[i] = ngx_tolower(key->data[i]); } k = ngx_hash(k, key->data[i]); } k %= ha->hsize; name = ha->keys_hash[k].elts; if (name) { for (i = 0; i < ha->keys_hash[k].nelts; i++) { if (last != name[i].len) { continue; } if (ngx_strncmp(key->data, name[i].data, last) == 0) { return NGX_BUSY; } } } else { if (ngx_array_init(&ha->keys_hash[k], ha->temp_pool, 4, sizeof(ngx_str_t)) != NGX_OK) { return NGX_ERROR; } } name = ngx_array_push(&ha->keys_hash[k]); if (name == NULL) { return NGX_ERROR; } *name = *key; hk = ngx_array_push(&ha->keys); if (hk == NULL) { return NGX_ERROR; } hk->key = *key; hk->key_hash = ngx_hash_key(key->data, last); hk->value = value; return NGX_OK; wildcard: k = ngx_hash_strlow(&key->data[skip], &key->data[skip], last - skip); k %= ha->hsize; if (skip == 1) { name = ha->keys_hash[k].elts; if (name) { len = last - skip; for (i = 0; i < ha->keys_hash[k].nelts; i++) { if (len != name[i].len) { continue; } if (ngx_strncmp(&key->data[1], name[i].data, len) == 0) { return NGX_BUSY; } } } else { if (ngx_array_init(&ha->keys_hash[k], ha->temp_pool, 4, sizeof(ngx_str_t)) != NGX_OK) { return NGX_ERROR; } } name = ngx_array_push(&ha->keys_hash[k]); if (name == NULL) { return NGX_ERROR; } name->len = last - 1; name->data = ngx_pnalloc(ha->temp_pool, name->len); if (name->data == NULL) { return NGX_ERROR; } ngx_memcpy(name->data, &key->data[1], name->len); } if (skip) { p = ngx_pnalloc(ha->temp_pool, last); if (p == NULL) { return NGX_ERROR; } len = 0; n = 0; for (i = last - 1; i; i--) { if (key->data[i] == '.') { ngx_memcpy(&p[n], &key->data[i + 1], len); n += len; p[n++] = '.'; len = 0; continue; } len++; } if (len) { ngx_memcpy(&p[n], &key->data[1], len); n += len; } p[n] = '\0'; hwc = &ha->dns_wc_head; keys = &ha->dns_wc_head_hash[k]; } else { last++; p = ngx_pnalloc(ha->temp_pool, last); if (p == NULL) { return NGX_ERROR; } ngx_cpystrn(p, key->data, last); hwc = &ha->dns_wc_tail; keys = &ha->dns_wc_tail_hash[k]; } hk = ngx_array_push(hwc); if (hk == NULL) { return NGX_ERROR; } hk->key.len = last - 1; hk->key.data = p; hk->key_hash = 0; hk->value = value; name = keys->elts; if (name) { len = last - skip; for (i = 0; i < keys->nelts; i++) { if (len != name[i].len) { continue; } if (ngx_strncmp(key->data + skip, name[i].data, len) == 0) { return NGX_BUSY; } } } else { if (ngx_array_init(keys, ha->temp_pool, 4, sizeof(ngx_str_t)) != NGX_OK) { return NGX_ERROR; } } name = ngx_array_push(keys); if (name == NULL) { return NGX_ERROR; } name->len = last - skip; name->data = ngx_pnalloc(ha->temp_pool, name->len); if (name->data == NULL) { return NGX_ERROR; } ngx_memcpy(name->data, key->data + skip, name->len); return NGX_OK; }
https://github.com/nginx/nginx/blob/e4ecddfdb0d2ffc872658e36028971ad9a873726/src/core/ngx_hash.c/#L760
d2a_code_data_41896
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268
d2a_code_data_41897
PUT_HEVC_QPEL_HV(1, 1)
https://github.com/libav/libav/blob/688417399c69aadd4c287bdb0dec82ef8799011c/libavcodec/hevcdsp_template.c/#L901
d2a_code_data_41898
int RAND_status(void) { const RAND_METHOD *meth = RAND_get_rand_method(); if (meth->status != NULL) return meth->status(); return 0; }
https://github.com/openssl/openssl/blob/95658c32436017aeeef3d8598957071baf6769a9/crypto/rand/rand_lib.c/#L851
d2a_code_data_41899
AVFilterBufferRef *avfilter_get_video_buffer(AVFilterLink *link, int perms, int w, int h) { AVFilterBufferRef *ret = NULL; FF_DPRINTF_START(NULL, get_video_buffer); ff_dprintf_link(NULL, link, 0); dprintf(NULL, " perms:%d w:%d h:%d\n", perms, w, h); if (link_dpad(link).get_video_buffer) ret = link_dpad(link).get_video_buffer(link, perms, w, h); if (!ret) ret = avfilter_default_get_video_buffer(link, perms, w, h); if (ret) ret->type = AVMEDIA_TYPE_VIDEO; FF_DPRINTF_START(NULL, get_video_buffer); ff_dprintf_link(NULL, link, 0); dprintf(NULL, " returning "); ff_dprintf_ref(NULL, ret, 1); return ret; }
https://github.com/libav/libav/blob/d1a991f23d45e58aa24b70a1c2f0618e642b2abe/libavfilter/avfilter.c/#L247
d2a_code_data_41900
int dtls1_buffer_message(SSL *s, int is_ccs) { pitem *item; hm_fragment *frag; unsigned char seq64be[8]; OPENSSL_assert(s->init_off == 0); frag = dtls1_hm_fragment_new(s->init_num, 0); if (frag == NULL) return 0; memcpy(frag->fragment, s->init_buf->data, s->init_num); if (is_ccs) { OPENSSL_assert(s->d1->w_msg_hdr.msg_len + ((s->version==DTLS1_BAD_VER)?3:DTLS1_CCS_HEADER_LENGTH) == (unsigned int)s->init_num); } else { OPENSSL_assert(s->d1->w_msg_hdr.msg_len + DTLS1_HM_HEADER_LENGTH == (unsigned int)s->init_num); } frag->msg_header.msg_len = s->d1->w_msg_hdr.msg_len; frag->msg_header.seq = s->d1->w_msg_hdr.seq; frag->msg_header.type = s->d1->w_msg_hdr.type; frag->msg_header.frag_off = 0; frag->msg_header.frag_len = s->d1->w_msg_hdr.msg_len; frag->msg_header.is_ccs = is_ccs; frag->msg_header.saved_retransmit_state.enc_write_ctx = s->enc_write_ctx; frag->msg_header.saved_retransmit_state.write_hash = s->write_hash; frag->msg_header.saved_retransmit_state.compress = s->compress; frag->msg_header.saved_retransmit_state.session = s->session; frag->msg_header.saved_retransmit_state.epoch = DTLS_RECORD_LAYER_get_w_epoch(&s->rlayer); memset(seq64be, 0, sizeof(seq64be)); seq64be[6] = (unsigned char)(dtls1_get_queue_priority(frag->msg_header.seq, frag->msg_header.is_ccs) >> 8); seq64be[7] = (unsigned char)(dtls1_get_queue_priority(frag->msg_header.seq, frag->msg_header.is_ccs)); item = pitem_new(seq64be, frag); if (item == NULL) { dtls1_hm_fragment_free(frag); return 0; } pqueue_insert(s->d1->sent_messages, item); return 1; }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/ssl/statem/statem_dtls.c/#L1151
d2a_code_data_41901
int RAND_pseudo_bytes(unsigned char *buf, int num) { const RAND_METHOD *meth = RAND_get_rand_method(); if (meth->pseudorand != NULL) return meth->pseudorand(buf, num); return -1; }
https://github.com/openssl/openssl/blob/fa3eb248e29ca8031e6a14e8a2c6f3cd58b5450e/crypto/rand/rand_lib.c/#L909
d2a_code_data_41902
static int flv_read_packet(AVFormatContext *s, AVPacket *pkt) { int ret, i, type, size, flags, is_audio, next, pos; unsigned dts; AVStream *st = NULL; retry: for(;;){ pos = url_ftell(s->pb); url_fskip(s->pb, 4); type = get_byte(s->pb); size = get_be24(s->pb); dts = get_be24(s->pb); dts |= get_byte(s->pb) << 24; if (url_feof(s->pb)) return AVERROR(EIO); url_fskip(s->pb, 3); flags = 0; if(size == 0) continue; next= size + url_ftell(s->pb); if (type == FLV_TAG_TYPE_AUDIO) { is_audio=1; flags = get_byte(s->pb); size--; } else if (type == FLV_TAG_TYPE_VIDEO) { is_audio=0; flags = get_byte(s->pb); size--; if ((flags & 0xf0) == 0x50) goto skip; } else { if (type == FLV_TAG_TYPE_META && size > 13+1+4) flv_read_metabody(s, next); else av_log(s, AV_LOG_ERROR, "skipping flv packet: type %d, size %d, flags %d\n", type, size, flags); skip: url_fseek(s->pb, next, SEEK_SET); continue; } if (!size) continue; for(i=0;i<s->nb_streams;i++) { st = s->streams[i]; if (st->id == is_audio) break; } if(i == s->nb_streams){ av_log(NULL, AV_LOG_ERROR, "invalid stream\n"); st= create_stream(s, is_audio); s->ctx_flags &= ~AVFMTCTX_NOHEADER; } if( (st->discard >= AVDISCARD_NONKEY && !((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_KEY || is_audio)) ||(st->discard >= AVDISCARD_BIDIR && ((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_DISP_INTER && !is_audio)) || st->discard >= AVDISCARD_ALL ){ url_fseek(s->pb, next, SEEK_SET); continue; } if ((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_KEY) av_add_index_entry(st, pos, dts, size, 0, AVINDEX_KEYFRAME); break; } if(!url_is_streamed(s->pb) && s->duration==AV_NOPTS_VALUE){ int size; const int pos= url_ftell(s->pb); const int fsize= url_fsize(s->pb); url_fseek(s->pb, fsize-4, SEEK_SET); size= get_be32(s->pb); url_fseek(s->pb, fsize-3-size, SEEK_SET); if(size == get_be24(s->pb) + 11){ s->duration= get_be24(s->pb) * (int64_t)AV_TIME_BASE / 1000; } url_fseek(s->pb, pos, SEEK_SET); } if(is_audio){ if(!st->codec->sample_rate || !st->codec->bits_per_sample || (!st->codec->codec_id && !st->codec->codec_tag)) { st->codec->channels = (flags & FLV_AUDIO_CHANNEL_MASK) == FLV_STEREO ? 2 : 1; if((flags & FLV_AUDIO_CODECID_MASK) == FLV_CODECID_NELLYMOSER_8HZ_MONO) st->codec->sample_rate= 8000; else st->codec->sample_rate = (44100 << ((flags & FLV_AUDIO_SAMPLERATE_MASK) >> FLV_AUDIO_SAMPLERATE_OFFSET) >> 3); st->codec->bits_per_sample = (flags & FLV_AUDIO_SAMPLESIZE_MASK) ? 16 : 8; flv_set_audio_codec(s, st, flags & FLV_AUDIO_CODECID_MASK); } }else{ size -= flv_set_video_codec(s, st, flags & FLV_VIDEO_CODECID_MASK); } if (st->codec->codec_id == CODEC_ID_AAC || st->codec->codec_id == CODEC_ID_H264) { int type = get_byte(s->pb); size--; if (st->codec->codec_id == CODEC_ID_H264) { get_be24(s->pb); } if (type == 0) { if ((ret = flv_get_extradata(s, st, size)) < 0) return ret; goto retry; } } ret= av_get_packet(s->pb, pkt, size); if (ret <= 0) { return AVERROR(EIO); } pkt->size = ret; pkt->dts = dts; pkt->stream_index = st->index; if (is_audio || ((flags & FLV_VIDEO_FRAMETYPE_MASK) == FLV_FRAME_KEY)) pkt->flags |= PKT_FLAG_KEY; return ret; }
https://github.com/libav/libav/blob/f0319383436e1abc3fc1464fe4e5f4dc40db3419/libavformat/flvdec.c/#L414
d2a_code_data_41903
static int vc1_decode_p_mb(VC1Context *v) { MpegEncContext *s = &v->s; GetBitContext *gb = &s->gb; int i, j; int mb_pos = s->mb_x + s->mb_y * s->mb_stride; int cbp; int mqdiff, mquant; int ttmb = v->ttfrm; int status; static const int size_table[6] = { 0, 2, 3, 4, 5, 8 }, offset_table[6] = { 0, 1, 3, 7, 15, 31 }; int mb_has_coeffs = 1; int dmv_x, dmv_y; int index, index1; int val, sign; int first_block = 1; int dst_idx, off; int skipped, fourmv; mquant = v->pq; if (v->mv_type_is_raw) fourmv = get_bits1(gb); else fourmv = v->mv_type_mb_plane[mb_pos]; if (v->skip_is_raw) skipped = get_bits1(gb); else skipped = v->s.mbskip_table[mb_pos]; s->dsp.clear_blocks(s->block[0]); if (!fourmv) { if (!skipped) { GET_MVDATA(dmv_x, dmv_y); if (s->mb_intra) { s->current_picture.motion_val[1][s->block_index[0]][0] = 0; s->current_picture.motion_val[1][s->block_index[0]][1] = 0; } s->current_picture.mb_type[mb_pos] = s->mb_intra ? MB_TYPE_INTRA : MB_TYPE_16x16; vc1_pred_mv(s, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0]); if (s->mb_intra && !mb_has_coeffs) { GET_MQUANT(); s->ac_pred = get_bits1(gb); cbp = 0; } else if (mb_has_coeffs) { if (s->mb_intra) s->ac_pred = get_bits1(gb); cbp = get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2); GET_MQUANT(); } else { mquant = v->pq; cbp = 0; } s->current_picture.qscale_table[mb_pos] = mquant; if (!v->ttmbf && !s->mb_intra && mb_has_coeffs) ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2); if(!s->mb_intra) vc1_mc_1mv(v, 0); dst_idx = 0; for (i=0; i<6; i++) { s->dc_val[0][s->block_index[i]] = 0; dst_idx += i >> 2; val = ((cbp >> (5 - i)) & 1); off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize); v->mb_type[0][s->block_index[i]] = s->mb_intra; if(s->mb_intra) { v->a_avail = v->c_avail = 0; if(i == 2 || i == 3 || !s->first_slice_line) v->a_avail = v->mb_type[0][s->block_index[i] - s->block_wrap[i]]; if(i == 1 || i == 3 || s->mb_x) v->c_avail = v->mb_type[0][s->block_index[i] - 1]; vc1_decode_intra_block(v, s->block[i], i, val, mquant, (i&4)?v->codingset2:v->codingset); if((i>3) && (s->flags & CODEC_FLAG_GRAY)) continue; s->dsp.vc1_inv_trans_8x8(s->block[i]); if(v->rangeredfrm) for(j = 0; j < 64; j++) s->block[i][j] <<= 1; s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2)); if(v->pq >= 9 && v->overlap) { if(v->c_avail) s->dsp.vc1_h_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2)); if(v->a_avail) s->dsp.vc1_v_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2)); } } else if(val) { vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY)); if(!v->ttmbf && ttmb < 8) ttmb = -1; first_block = 0; } } } else { s->mb_intra = 0; for(i = 0; i < 6; i++) { v->mb_type[0][s->block_index[i]] = 0; s->dc_val[0][s->block_index[i]] = 0; } s->current_picture.mb_type[mb_pos] = MB_TYPE_SKIP; s->current_picture.qscale_table[mb_pos] = 0; vc1_pred_mv(s, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0]); vc1_mc_1mv(v, 0); return 0; } } else { if (!skipped ) { int intra_count = 0, coded_inter = 0; int is_intra[6], is_coded[6]; cbp = get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2); for (i=0; i<6; i++) { val = ((cbp >> (5 - i)) & 1); s->dc_val[0][s->block_index[i]] = 0; s->mb_intra = 0; if(i < 4) { dmv_x = dmv_y = 0; s->mb_intra = 0; mb_has_coeffs = 0; if(val) { GET_MVDATA(dmv_x, dmv_y); } vc1_pred_mv(s, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0]); if(!s->mb_intra) vc1_mc_4mv_luma(v, i); intra_count += s->mb_intra; is_intra[i] = s->mb_intra; is_coded[i] = mb_has_coeffs; } if(i&4){ is_intra[i] = (intra_count >= 3); is_coded[i] = val; } if(i == 4) vc1_mc_4mv_chroma(v); v->mb_type[0][s->block_index[i]] = is_intra[i]; if(!coded_inter) coded_inter = !is_intra[i] & is_coded[i]; } if(!intra_count && !coded_inter) return 0; dst_idx = 0; GET_MQUANT(); s->current_picture.qscale_table[mb_pos] = mquant; { int intrapred = 0; for(i=0; i<6; i++) if(is_intra[i]) { if(((!s->first_slice_line || (i==2 || i==3)) && v->mb_type[0][s->block_index[i] - s->block_wrap[i]]) || ((s->mb_x || (i==1 || i==3)) && v->mb_type[0][s->block_index[i] - 1])) { intrapred = 1; break; } } if(intrapred)s->ac_pred = get_bits1(gb); else s->ac_pred = 0; } if (!v->ttmbf && coded_inter) ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2); for (i=0; i<6; i++) { dst_idx += i >> 2; off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize); s->mb_intra = is_intra[i]; if (is_intra[i]) { v->a_avail = v->c_avail = 0; if(i == 2 || i == 3 || !s->first_slice_line) v->a_avail = v->mb_type[0][s->block_index[i] - s->block_wrap[i]]; if(i == 1 || i == 3 || s->mb_x) v->c_avail = v->mb_type[0][s->block_index[i] - 1]; vc1_decode_intra_block(v, s->block[i], i, is_coded[i], mquant, (i&4)?v->codingset2:v->codingset); if((i>3) && (s->flags & CODEC_FLAG_GRAY)) continue; s->dsp.vc1_inv_trans_8x8(s->block[i]); if(v->rangeredfrm) for(j = 0; j < 64; j++) s->block[i][j] <<= 1; s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize); if(v->pq >= 9 && v->overlap) { if(v->c_avail) s->dsp.vc1_h_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2)); if(v->a_avail) s->dsp.vc1_v_overlap(s->dest[dst_idx] + off, s->linesize >> ((i & 4) >> 2)); } } else if(is_coded[i]) { status = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY)); if(!v->ttmbf && ttmb < 8) ttmb = -1; first_block = 0; } } return status; } else { s->mb_intra = 0; s->current_picture.qscale_table[mb_pos] = 0; for (i=0; i<6; i++) { v->mb_type[0][s->block_index[i]] = 0; s->dc_val[0][s->block_index[i]] = 0; } for (i=0; i<4; i++) { vc1_pred_mv(s, i, 0, 0, 0, v->range_x, v->range_y, v->mb_type[0]); vc1_mc_4mv_luma(v, i); } vc1_mc_4mv_chroma(v); s->current_picture.qscale_table[mb_pos] = 0; return 0; } } return -1; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/vc1.c/#L3203
d2a_code_data_41904
static int decode_header_trees(SmackVContext *smk) { GetBitContext gb; int mmap_size, mclr_size, full_size, type_size; mmap_size = AV_RL32(smk->avctx->extradata); mclr_size = AV_RL32(smk->avctx->extradata + 4); full_size = AV_RL32(smk->avctx->extradata + 8); type_size = AV_RL32(smk->avctx->extradata + 12); init_get_bits(&gb, smk->avctx->extradata + 16, (smk->avctx->extradata_size - 16) * 8); if(!get_bits1(&gb)) { av_log(smk->avctx, AV_LOG_INFO, "Skipping MMAP tree\n"); smk->mmap_tbl = av_malloc(sizeof(int) * 2); smk->mmap_tbl[0] = 0; smk->mmap_last[0] = smk->mmap_last[1] = smk->mmap_last[2] = 1; } else { if (smacker_decode_header_tree(smk, &gb, &smk->mmap_tbl, smk->mmap_last, mmap_size)) return -1; } if(!get_bits1(&gb)) { av_log(smk->avctx, AV_LOG_INFO, "Skipping MCLR tree\n"); smk->mclr_tbl = av_malloc(sizeof(int) * 2); smk->mclr_tbl[0] = 0; smk->mclr_last[0] = smk->mclr_last[1] = smk->mclr_last[2] = 1; } else { if (smacker_decode_header_tree(smk, &gb, &smk->mclr_tbl, smk->mclr_last, mclr_size)) return -1; } if(!get_bits1(&gb)) { av_log(smk->avctx, AV_LOG_INFO, "Skipping FULL tree\n"); smk->full_tbl = av_malloc(sizeof(int) * 2); smk->full_tbl[0] = 0; smk->full_last[0] = smk->full_last[1] = smk->full_last[2] = 1; } else { if (smacker_decode_header_tree(smk, &gb, &smk->full_tbl, smk->full_last, full_size)) return -1; } if(!get_bits1(&gb)) { av_log(smk->avctx, AV_LOG_INFO, "Skipping TYPE tree\n"); smk->type_tbl = av_malloc(sizeof(int) * 2); smk->type_tbl[0] = 0; smk->type_last[0] = smk->type_last[1] = smk->type_last[2] = 1; } else { if (smacker_decode_header_tree(smk, &gb, &smk->type_tbl, smk->type_last, type_size)) return -1; } return 0; }
https://github.com/libav/libav/blob/710b0e27025948b7511821c2f888ff2d74a59e14/libavcodec/smacker.c/#L291
d2a_code_data_41905
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268
d2a_code_data_41906
int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes) { if (!ossl_assert(pkt->subs != NULL && len != 0)) return 0; if (pkt->maxsize - pkt->written < len) return 0; if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) { size_t newlen; size_t reflen; reflen = (len > pkt->buf->length) ? len : pkt->buf->length; if (reflen > SIZE_MAX / 2) { newlen = SIZE_MAX; } else { newlen = reflen * 2; if (newlen < DEFAULT_BUF_SIZE) newlen = DEFAULT_BUF_SIZE; } if (BUF_MEM_grow(pkt->buf, newlen) == 0) return 0; } if (allocbytes != NULL) *allocbytes = WPACKET_get_curr(pkt); return 1; }
https://github.com/openssl/openssl/blob/7f7eb90b8ac55997c5c825bb3ebcfe28611e06f5/ssl/packet.c/#L48
d2a_code_data_41907
static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words) { BN_ULONG *A, *a = NULL; const BN_ULONG *B; int i; bn_check_top(b); if (words > (INT_MAX / (4 * BN_BITS2))) { BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG); return NULL; } if (BN_get_flags(b, BN_FLG_STATIC_DATA)) { BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA); return (NULL); } if (BN_get_flags(b, BN_FLG_SECURE)) a = A = OPENSSL_secure_zalloc(words * sizeof(*a)); else a = A = OPENSSL_zalloc(words * sizeof(*a)); if (A == NULL) { BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE); return (NULL); } #if 1 B = b->d; if (B != NULL) { for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) { BN_ULONG a0, a1, a2, a3; a0 = B[0]; a1 = B[1]; a2 = B[2]; a3 = B[3]; A[0] = a0; A[1] = a1; A[2] = a2; A[3] = a3; } switch (b->top & 3) { case 3: A[2] = B[2]; case 2: A[1] = B[1]; case 1: A[0] = B[0]; case 0: ; } } #else memset(A, 0, sizeof(*A) * words); memcpy(A, b->d, sizeof(b->d[0]) * b->top); #endif return (a); }
https://github.com/openssl/openssl/blob/d7c42d71ba407a4b3c26ed58263ae225976bbac3/crypto/bn/bn_lib.c/#L289
d2a_code_data_41908
static ossl_inline unsigned int constant_time_is_zero(unsigned int a) { return constant_time_msb(~a & (a - 1)); }
https://github.com/openssl/openssl/blob/4c2883a9bf59c5ee31e8e2e101b3894a16c06950/include/internal/constant_time_locl.h/#L166
d2a_code_data_41909
static int split_field_copy(Picture *dest, Picture *src, int parity, int id_add) { int match = !!(src->reference & parity); if (match) { COPY_PICTURE(dest, src); if (parity != PICT_FRAME) { pic_as_field(dest, parity); dest->pic_id *= 2; dest->pic_id += id_add; } } return match; }
https://github.com/libav/libav/blob/0673ede985a6560e7efb86dab1c58fb7f95ce587/libavcodec/h264_refs.c/#L59
d2a_code_data_41910
static void synthfilt_build_sb_samples (QDM2Context *q, GetBitContext *gb, int length, int sb_min, int sb_max) { int sb, j, k, n, ch, run, channels; int joined_stereo, zero_encoding, chs; int type34_first; float type34_div = 0; float type34_predictor; float samples[10], sign_bits[16]; if (length == 0) { for (sb=sb_min; sb < sb_max; sb++) build_sb_samples_from_noise (q, sb); return; } for (sb = sb_min; sb < sb_max; sb++) { FIX_NOISE_IDX(q->noise_idx); channels = q->nb_channels; if (q->nb_channels <= 1 || sb < 12) joined_stereo = 0; else if (sb >= 24) joined_stereo = 1; else joined_stereo = (BITS_LEFT(length,gb) >= 1) ? get_bits1 (gb) : 0; if (joined_stereo) { if (BITS_LEFT(length,gb) >= 16) for (j = 0; j < 16; j++) sign_bits[j] = get_bits1 (gb); for (j = 0; j < 64; j++) if (q->coding_method[1][sb][j] > q->coding_method[0][sb][j]) q->coding_method[0][sb][j] = q->coding_method[1][sb][j]; fix_coding_method_array(sb, q->nb_channels, q->coding_method); channels = 1; } for (ch = 0; ch < channels; ch++) { zero_encoding = (BITS_LEFT(length,gb) >= 1) ? get_bits1(gb) : 0; type34_predictor = 0.0; type34_first = 1; for (j = 0; j < 128; ) { switch (q->coding_method[ch][sb][j / 2]) { case 8: if (BITS_LEFT(length,gb) >= 10) { if (zero_encoding) { for (k = 0; k < 5; k++) { if ((j + 2 * k) >= 128) break; samples[2 * k] = get_bits1(gb) ? dequant_1bit[joined_stereo][2 * get_bits1(gb)] : 0; } } else { n = get_bits(gb, 8); for (k = 0; k < 5; k++) samples[2 * k] = dequant_1bit[joined_stereo][random_dequant_index[n][k]]; } for (k = 0; k < 5; k++) samples[2 * k + 1] = SB_DITHERING_NOISE(sb,q->noise_idx); } else { for (k = 0; k < 10; k++) samples[k] = SB_DITHERING_NOISE(sb,q->noise_idx); } run = 10; break; case 10: if (BITS_LEFT(length,gb) >= 1) { float f = 0.81; if (get_bits1(gb)) f = -f; f -= noise_samples[((sb + 1) * (j +5 * ch + 1)) & 127] * 9.0 / 40.0; samples[0] = f; } else { samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx); } run = 1; break; case 16: if (BITS_LEFT(length,gb) >= 10) { if (zero_encoding) { for (k = 0; k < 5; k++) { if ((j + k) >= 128) break; samples[k] = (get_bits1(gb) == 0) ? 0 : dequant_1bit[joined_stereo][2 * get_bits1(gb)]; } } else { n = get_bits (gb, 8); for (k = 0; k < 5; k++) samples[k] = dequant_1bit[joined_stereo][random_dequant_index[n][k]]; } } else { for (k = 0; k < 5; k++) samples[k] = SB_DITHERING_NOISE(sb,q->noise_idx); } run = 5; break; case 24: if (BITS_LEFT(length,gb) >= 7) { n = get_bits(gb, 7); for (k = 0; k < 3; k++) samples[k] = (random_dequant_type24[n][k] - 2.0) * 0.5; } else { for (k = 0; k < 3; k++) samples[k] = SB_DITHERING_NOISE(sb,q->noise_idx); } run = 3; break; case 30: if (BITS_LEFT(length,gb) >= 4) samples[0] = type30_dequant[qdm2_get_vlc(gb, &vlc_tab_type30, 0, 1)]; else samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx); run = 1; break; case 34: if (BITS_LEFT(length,gb) >= 7) { if (type34_first) { type34_div = (float)(1 << get_bits(gb, 2)); samples[0] = ((float)get_bits(gb, 5) - 16.0) / 15.0; type34_predictor = samples[0]; type34_first = 0; } else { samples[0] = type34_delta[qdm2_get_vlc(gb, &vlc_tab_type34, 0, 1)] / type34_div + type34_predictor; type34_predictor = samples[0]; } } else { samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx); } run = 1; break; default: samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx); run = 1; break; } if (joined_stereo) { float tmp[10][MPA_MAX_CHANNELS]; for (k = 0; k < run; k++) { tmp[k][0] = samples[k]; tmp[k][1] = (sign_bits[(j + k) / 8]) ? -samples[k] : samples[k]; } for (chs = 0; chs < q->nb_channels; chs++) for (k = 0; k < run; k++) if ((j + k) < 128) q->sb_samples[chs][j + k][sb] = (int32_t)(f2i_scale * q->tone_level[chs][sb][((j + k)/2)] * tmp[k][chs] + .5); } else { for (k = 0; k < run; k++) if ((j + k) < 128) q->sb_samples[ch][j + k][sb] = (int32_t)(f2i_scale * q->tone_level[ch][sb][(j + k)/2] * samples[k] + .5); } j += run; } } } }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/qdm2.c/#L957
d2a_code_data_41911
void *lh_delete(_LHASH *lh, const void *data) { unsigned long hash; LHASH_NODE *nn, **rn; void *ret; lh->error = 0; rn = getrn(lh, data, &hash); if (*rn == NULL) { lh->num_no_delete++; return (NULL); } else { nn = *rn; *rn = nn->next; ret = nn->data; OPENSSL_free(nn); lh->num_delete++; } lh->num_items--; if ((lh->num_nodes > MIN_NODES) && (lh->down_load >= (lh->num_items * LH_LOAD_MULT / lh->num_nodes))) contract(lh); return (ret); }
https://github.com/openssl/openssl/blob/747e16398d704a667cc99f8a0b1912c36b7de52d/crypto/lhash/lhash.c/#L231
d2a_code_data_41912
static void doapr_outch(char **sbuffer, char **buffer, size_t *currlen, size_t *maxlen, int c) { assert(*sbuffer != NULL || buffer != NULL); if (buffer) { while (*currlen >= *maxlen) { if (*buffer == NULL) { if (*maxlen == 0) *maxlen = 1024; *buffer = OPENSSL_malloc(*maxlen); if(!*buffer) { return; } if (*currlen > 0) { assert(*sbuffer != NULL); memcpy(*buffer, *sbuffer, *currlen); } *sbuffer = NULL; } else { *maxlen += 1024; *buffer = OPENSSL_realloc(*buffer, *maxlen); if(!*buffer) { return; } } } assert(*sbuffer != NULL || *buffer != NULL); } if (*currlen < *maxlen) { if (*sbuffer) (*sbuffer)[(*currlen)++] = (char)c; else (*buffer)[(*currlen)++] = (char)c; } return; }
https://github.com/openssl/openssl/blob/ac5a110621ca48f0bebd5b4d76d081de403da29e/crypto/bio/b_print.c/#L740
d2a_code_data_41913
BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b) { bn_check_top(b); if (a == b) return a; if (bn_wexpand(a, b->top) == NULL) return NULL; if (b->top > 0) memcpy(a->d, b->d, sizeof(b->d[0]) * b->top); a->neg = b->neg; a->top = b->top; a->flags |= b->flags & BN_FLG_FIXED_TOP; bn_check_top(a); return a; }
https://github.com/openssl/openssl/blob/260a16f33682a819414fcba6161708a5e6bdff50/crypto/bn/bn_lib.c/#L291
d2a_code_data_41914
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/732192a0796c4ecbef3b13ccc8ee8ab23e28f483/crypto/bn/bn_ctx.c/#L355
d2a_code_data_41915
static int read_quant_table(RangeCoder *c, int16_t *quant_table, int scale){ int v; int i=0; uint8_t state[CONTEXT_SIZE]; memset(state, 128, sizeof(state)); for(v=0; i<128 ; v++){ int len= get_symbol(c, state, 0) + 1; if(len + i > 128) return -1; while(len--){ quant_table[i] = scale*v; i++; } } for(i=1; i<128; i++){ quant_table[256-i]= -quant_table[i]; } quant_table[128]= -quant_table[127]; return 2*v - 1; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/ffv1.c/#L858
d2a_code_data_41916
int BN_lshift(BIGNUM *r, const BIGNUM *a, int n) { int i, nw, lb, rb; BN_ULONG *t, *f; BN_ULONG l; bn_check_top(r); bn_check_top(a); if (n < 0) { BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT); return 0; } r->neg = a->neg; nw = n / BN_BITS2; if (bn_wexpand(r, a->top + nw + 1) == NULL) return (0); lb = n % BN_BITS2; rb = BN_BITS2 - lb; f = a->d; t = r->d; t[a->top + nw] = 0; if (lb == 0) for (i = a->top - 1; i >= 0; i--) t[nw + i] = f[i]; else for (i = a->top - 1; i >= 0; i--) { l = f[i]; t[nw + i + 1] |= (l >> rb) & BN_MASK2; t[nw + i] = (l << lb) & BN_MASK2; } memset(t, 0, sizeof(*t) * nw); r->top = a->top + nw + 1; bn_correct_top(r); bn_check_top(r); return (1); }
https://github.com/openssl/openssl/blob/748e85308ef4f3e672975b3604ea2d76424fa404/crypto/bn/bn_shift.c/#L110
d2a_code_data_41917
static void mov_create_chapter_track(AVFormatContext *s, int tracknum) { MOVMuxContext *mov = s->priv_data; MOVTrack *track = &mov->tracks[tracknum]; AVPacket pkt = { .stream_index = tracknum, .flags = AV_PKT_FLAG_KEY }; int i, len; track->mode = mov->mode; track->tag = MKTAG('t','e','x','t'); track->timescale = MOV_TIMESCALE; track->enc = avcodec_alloc_context3(NULL); track->enc->codec_type = AVMEDIA_TYPE_SUBTITLE; for (i = 0; i < s->nb_chapters; i++) { AVChapter *c = s->chapters[i]; AVDictionaryEntry *t; int64_t end = av_rescale_q(c->end, c->time_base, (AVRational){1,MOV_TIMESCALE}); pkt.pts = pkt.dts = av_rescale_q(c->start, c->time_base, (AVRational){1,MOV_TIMESCALE}); pkt.duration = end - pkt.dts; if ((t = av_dict_get(c->metadata, "title", NULL, 0))) { len = strlen(t->value); pkt.size = len+2; pkt.data = av_malloc(pkt.size); AV_WB16(pkt.data, len); memcpy(pkt.data+2, t->value, len); ff_mov_write_packet(s, &pkt); av_freep(&pkt.data); } } }
https://github.com/libav/libav/blob/0884dd5a1b87aff6c8a06e6492dece5cef8f3978/libavformat/movenc.c/#L2122
d2a_code_data_41918
int is_partially_overlapping(const void *ptr1, const void *ptr2, int len) { PTRDIFF_T diff = (PTRDIFF_T)ptr1-(PTRDIFF_T)ptr2; int overlapped = (len > 0) & (diff != 0) & ((diff < (PTRDIFF_T)len) | (diff > (0 - (PTRDIFF_T)len))); return overlapped; }
https://github.com/openssl/openssl/blob/b1531d8e6cc95837e38b10d875ae64144c6fdf7a/crypto/evp/evp_enc.c/#L288
d2a_code_data_41919
u_char * ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args) { u_char *p, zero, *last; int d; float f, scale; size_t len, slen; int64_t i64; uint64_t ui64; ngx_msec_t ms; ngx_uint_t width, sign, hex, max_width, frac_width, i; ngx_str_t *v; ngx_variable_value_t *vv; if (max == 0) { return buf; } last = buf + max; while (*fmt && buf < last) { if (*fmt == '%') { i64 = 0; ui64 = 0; zero = (u_char) ((*++fmt == '0') ? '0' : ' '); width = 0; sign = 1; hex = 0; max_width = 0; frac_width = 0; slen = (size_t) -1; while (*fmt >= '0' && *fmt <= '9') { width = width * 10 + *fmt++ - '0'; } for ( ;; ) { switch (*fmt) { case 'u': sign = 0; fmt++; continue; case 'm': max_width = 1; fmt++; continue; case 'X': hex = 2; sign = 0; fmt++; continue; case 'x': hex = 1; sign = 0; fmt++; continue; case '.': fmt++; while (*fmt >= '0' && *fmt <= '9') { frac_width = frac_width * 10 + *fmt++ - '0'; } break; case '*': slen = va_arg(args, size_t); fmt++; continue; default: break; } break; } switch (*fmt) { case 'V': v = va_arg(args, ngx_str_t *); len = v->len; len = (buf + len < last) ? len : (size_t) (last - buf); buf = ngx_cpymem(buf, v->data, len); fmt++; continue; case 'v': vv = va_arg(args, ngx_variable_value_t *); len = vv->len; len = (buf + len < last) ? len : (size_t) (last - buf); buf = ngx_cpymem(buf, vv->data, len); fmt++; continue; case 's': p = va_arg(args, u_char *); if (slen == (size_t) -1) { while (*p && buf < last) { *buf++ = *p++; } } else { len = (buf + slen < last) ? slen : (size_t) (last - buf); buf = ngx_cpymem(buf, p, len); } fmt++; continue; case 'O': i64 = (int64_t) va_arg(args, off_t); sign = 1; break; case 'P': i64 = (int64_t) va_arg(args, ngx_pid_t); sign = 1; break; case 'T': i64 = (int64_t) va_arg(args, time_t); sign = 1; break; case 'M': ms = (ngx_msec_t) va_arg(args, ngx_msec_t); if ((ngx_msec_int_t) ms == -1) { sign = 1; i64 = -1; } else { sign = 0; ui64 = (uint64_t) ms; } break; case 'z': if (sign) { i64 = (int64_t) va_arg(args, ssize_t); } else { ui64 = (uint64_t) va_arg(args, size_t); } break; case 'i': if (sign) { i64 = (int64_t) va_arg(args, ngx_int_t); } else { ui64 = (uint64_t) va_arg(args, ngx_uint_t); } if (max_width) { width = NGX_INT_T_LEN; } break; case 'd': if (sign) { i64 = (int64_t) va_arg(args, int); } else { ui64 = (uint64_t) va_arg(args, u_int); } break; case 'l': if (sign) { i64 = (int64_t) va_arg(args, long); } else { ui64 = (uint64_t) va_arg(args, u_long); } break; case 'D': if (sign) { i64 = (int64_t) va_arg(args, int32_t); } else { ui64 = (uint64_t) va_arg(args, uint32_t); } break; case 'L': if (sign) { i64 = va_arg(args, int64_t); } else { ui64 = va_arg(args, uint64_t); } break; case 'A': if (sign) { i64 = (int64_t) va_arg(args, ngx_atomic_int_t); } else { ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t); } if (max_width) { width = NGX_ATOMIC_T_LEN; } break; case 'f': f = (float) va_arg(args, double); if (f < 0) { *buf++ = '-'; f = -f; } ui64 = (int64_t) f; buf = ngx_sprintf_num(buf, last, ui64, zero, 0, width); if (frac_width) { if (buf < last) { *buf++ = '.'; } scale = 1.0; for (i = 0; i < frac_width; i++) { scale *= 10.0; } ui64 = (uint64_t) ((f - (int64_t) ui64) * scale); buf = ngx_sprintf_num(buf, last, ui64, '0', 0, frac_width); } fmt++; continue; #if !(NGX_WIN32) case 'r': i64 = (int64_t) va_arg(args, rlim_t); sign = 1; break; #endif case 'p': ui64 = (uintptr_t) va_arg(args, void *); hex = 2; sign = 0; zero = '0'; width = NGX_PTR_SIZE * 2; break; case 'c': d = va_arg(args, int); *buf++ = (u_char) (d & 0xff); fmt++; continue; case 'Z': *buf++ = '\0'; fmt++; continue; case 'N': #if (NGX_WIN32) *buf++ = CR; #endif *buf++ = LF; fmt++; continue; case '%': *buf++ = '%'; fmt++; continue; default: *buf++ = *fmt++; continue; } if (sign) { if (i64 < 0) { *buf++ = '-'; ui64 = (uint64_t) -i64; } else { ui64 = (uint64_t) i64; } } buf = ngx_sprintf_num(buf, last, ui64, zero, hex, width); fmt++; } else { *buf++ = *fmt++; } } return buf; }
https://github.com/nginx/nginx/blob/e4ecddfdb0d2ffc872658e36028971ad9a873726/src/core/ngx_string.c/#L244
d2a_code_data_41920
int ff_wma_init(AVCodecContext * avctx, int flags2) { WMACodecContext *s = avctx->priv_data; int i; float *window; float bps1, high_freq; volatile float bps; int sample_rate1; int coef_vlc_table; if( avctx->sample_rate<=0 || avctx->sample_rate>50000 || avctx->channels<=0 || avctx->channels>8 || avctx->bit_rate<=0) return -1; s->sample_rate = avctx->sample_rate; s->nb_channels = avctx->channels; s->bit_rate = avctx->bit_rate; s->block_align = avctx->block_align; dsputil_init(&s->dsp, avctx); if (avctx->codec->id == CODEC_ID_WMAV1) { s->version = 1; } else { s->version = 2; } if (s->sample_rate <= 16000) { s->frame_len_bits = 9; } else if (s->sample_rate <= 22050 || (s->sample_rate <= 32000 && s->version == 1)) { s->frame_len_bits = 10; } else { s->frame_len_bits = 11; } s->frame_len = 1 << s->frame_len_bits; if (s->use_variable_block_len) { int nb_max, nb; nb = ((flags2 >> 3) & 3) + 1; if ((s->bit_rate / s->nb_channels) >= 32000) nb += 2; nb_max = s->frame_len_bits - BLOCK_MIN_BITS; if (nb > nb_max) nb = nb_max; s->nb_block_sizes = nb + 1; } else { s->nb_block_sizes = 1; } s->use_noise_coding = 1; high_freq = s->sample_rate * 0.5; sample_rate1 = s->sample_rate; if (s->version == 2) { if (sample_rate1 >= 44100) sample_rate1 = 44100; else if (sample_rate1 >= 22050) sample_rate1 = 22050; else if (sample_rate1 >= 16000) sample_rate1 = 16000; else if (sample_rate1 >= 11025) sample_rate1 = 11025; else if (sample_rate1 >= 8000) sample_rate1 = 8000; } bps = (float)s->bit_rate / (float)(s->nb_channels * s->sample_rate); s->byte_offset_bits = av_log2((int)(bps * s->frame_len / 8.0 + 0.5)) + 2; bps1 = bps; if (s->nb_channels == 2) bps1 = bps * 1.6; if (sample_rate1 == 44100) { if (bps1 >= 0.61) s->use_noise_coding = 0; else high_freq = high_freq * 0.4; } else if (sample_rate1 == 22050) { if (bps1 >= 1.16) s->use_noise_coding = 0; else if (bps1 >= 0.72) high_freq = high_freq * 0.7; else high_freq = high_freq * 0.6; } else if (sample_rate1 == 16000) { if (bps > 0.5) high_freq = high_freq * 0.5; else high_freq = high_freq * 0.3; } else if (sample_rate1 == 11025) { high_freq = high_freq * 0.7; } else if (sample_rate1 == 8000) { if (bps <= 0.625) { high_freq = high_freq * 0.5; } else if (bps > 0.75) { s->use_noise_coding = 0; } else { high_freq = high_freq * 0.65; } } else { if (bps >= 0.8) { high_freq = high_freq * 0.75; } else if (bps >= 0.6) { high_freq = high_freq * 0.6; } else { high_freq = high_freq * 0.5; } } dprintf(s->avctx, "flags2=0x%x\n", flags2); dprintf(s->avctx, "version=%d channels=%d sample_rate=%d bitrate=%d block_align=%d\n", s->version, s->nb_channels, s->sample_rate, s->bit_rate, s->block_align); dprintf(s->avctx, "bps=%f bps1=%f high_freq=%f bitoffset=%d\n", bps, bps1, high_freq, s->byte_offset_bits); dprintf(s->avctx, "use_noise_coding=%d use_exp_vlc=%d nb_block_sizes=%d\n", s->use_noise_coding, s->use_exp_vlc, s->nb_block_sizes); { int a, b, pos, lpos, k, block_len, i, j, n; const uint8_t *table; if (s->version == 1) { s->coefs_start = 3; } else { s->coefs_start = 0; } for(k = 0; k < s->nb_block_sizes; k++) { block_len = s->frame_len >> k; if (s->version == 1) { lpos = 0; for(i=0;i<25;i++) { a = wma_critical_freqs[i]; b = s->sample_rate; pos = ((block_len * 2 * a) + (b >> 1)) / b; if (pos > block_len) pos = block_len; s->exponent_bands[0][i] = pos - lpos; if (pos >= block_len) { i++; break; } lpos = pos; } s->exponent_sizes[0] = i; } else { table = NULL; a = s->frame_len_bits - BLOCK_MIN_BITS - k; if (a < 3) { if (s->sample_rate >= 44100) table = exponent_band_44100[a]; else if (s->sample_rate >= 32000) table = exponent_band_32000[a]; else if (s->sample_rate >= 22050) table = exponent_band_22050[a]; } if (table) { n = *table++; for(i=0;i<n;i++) s->exponent_bands[k][i] = table[i]; s->exponent_sizes[k] = n; } else { j = 0; lpos = 0; for(i=0;i<25;i++) { a = wma_critical_freqs[i]; b = s->sample_rate; pos = ((block_len * 2 * a) + (b << 1)) / (4 * b); pos <<= 2; if (pos > block_len) pos = block_len; if (pos > lpos) s->exponent_bands[k][j++] = pos - lpos; if (pos >= block_len) break; lpos = pos; } s->exponent_sizes[k] = j; } } s->coefs_end[k] = (s->frame_len - ((s->frame_len * 9) / 100)) >> k; s->high_band_start[k] = (int)((block_len * 2 * high_freq) / s->sample_rate + 0.5); n = s->exponent_sizes[k]; j = 0; pos = 0; for(i=0;i<n;i++) { int start, end; start = pos; pos += s->exponent_bands[k][i]; end = pos; if (start < s->high_band_start[k]) start = s->high_band_start[k]; if (end > s->coefs_end[k]) end = s->coefs_end[k]; if (end > start) s->exponent_high_bands[k][j++] = end - start; } s->exponent_high_sizes[k] = j; #if 0 tprintf(s->avctx, "%5d: coefs_end=%d high_band_start=%d nb_high_bands=%d: ", s->frame_len >> k, s->coefs_end[k], s->high_band_start[k], s->exponent_high_sizes[k]); for(j=0;j<s->exponent_high_sizes[k];j++) tprintf(s->avctx, " %d", s->exponent_high_bands[k][j]); tprintf(s->avctx, "\n"); #endif } } #ifdef TRACE { int i, j; for(i = 0; i < s->nb_block_sizes; i++) { tprintf(s->avctx, "%5d: n=%2d:", s->frame_len >> i, s->exponent_sizes[i]); for(j=0;j<s->exponent_sizes[i];j++) tprintf(s->avctx, " %d", s->exponent_bands[i][j]); tprintf(s->avctx, "\n"); } } #endif for(i = 0; i < s->nb_block_sizes; i++) { int n, j; float alpha; n = 1 << (s->frame_len_bits - i); window = av_malloc(sizeof(float) * n); alpha = M_PI / (2.0 * n); for(j=0;j<n;j++) { window[j] = sin((j + 0.5) * alpha); } s->windows[i] = window; } s->reset_block_lengths = 1; if (s->use_noise_coding) { if (s->use_exp_vlc) s->noise_mult = 0.02; else s->noise_mult = 0.04; #ifdef TRACE for(i=0;i<NOISE_TAB_SIZE;i++) s->noise_table[i] = 1.0 * s->noise_mult; #else { unsigned int seed; float norm; seed = 1; norm = (1.0 / (float)(1LL << 31)) * sqrt(3) * s->noise_mult; for(i=0;i<NOISE_TAB_SIZE;i++) { seed = seed * 314159 + 1; s->noise_table[i] = (float)((int)seed) * norm; } } #endif } coef_vlc_table = 2; if (s->sample_rate >= 32000) { if (bps1 < 0.72) coef_vlc_table = 0; else if (bps1 < 1.16) coef_vlc_table = 1; } s->coef_vlcs[0]= &coef_vlcs[coef_vlc_table * 2 ]; s->coef_vlcs[1]= &coef_vlcs[coef_vlc_table * 2 + 1]; init_coef_vlc(&s->coef_vlc[0], &s->run_table[0], &s->level_table[0], &s->int_table[0], s->coef_vlcs[0]); init_coef_vlc(&s->coef_vlc[1], &s->run_table[1], &s->level_table[1], &s->int_table[1], s->coef_vlcs[1]); return 0; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/wma.c/#L225
d2a_code_data_41921
static int tls_construct_cke_rsa(SSL *s, unsigned char **p, int *len, int *al) { #ifndef OPENSSL_NO_RSA unsigned char *q; EVP_PKEY *pkey = NULL; EVP_PKEY_CTX *pctx = NULL; size_t enclen; unsigned char *pms = NULL; size_t pmslen = 0; if (s->session->peer == NULL) { SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR); return 0; } pkey = X509_get0_pubkey(s->session->peer); if (EVP_PKEY_get0_RSA(pkey) == NULL) { SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR); return 0; } pmslen = SSL_MAX_MASTER_KEY_LENGTH; pms = OPENSSL_malloc(pmslen); if (pms == NULL) { SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_MALLOC_FAILURE); *al = SSL_AD_INTERNAL_ERROR; return 0; } pms[0] = s->client_version >> 8; pms[1] = s->client_version & 0xff; if (RAND_bytes(pms + 2, pmslen - 2) <= 0) { goto err; } q = *p; if (s->version > SSL3_VERSION) *p += 2; pctx = EVP_PKEY_CTX_new(pkey, NULL); if (pctx == NULL || EVP_PKEY_encrypt_init(pctx) <= 0 || EVP_PKEY_encrypt(pctx, NULL, &enclen, pms, pmslen) <= 0) { SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_EVP_LIB); goto err; } if (EVP_PKEY_encrypt(pctx, *p, &enclen, pms, pmslen) <= 0) { SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, SSL_R_BAD_RSA_ENCRYPT); goto err; } *len = enclen; EVP_PKEY_CTX_free(pctx); pctx = NULL; # ifdef PKCS1_CHECK if (s->options & SSL_OP_PKCS1_CHECK_1) (*p)[1]++; if (s->options & SSL_OP_PKCS1_CHECK_2) tmp_buf[0] = 0x70; # endif if (s->version > SSL3_VERSION) { s2n(*len, q); *len += 2; } s->s3->tmp.pms = pms; s->s3->tmp.pmslen = pmslen; return 1; err: OPENSSL_clear_free(pms, pmslen); EVP_PKEY_CTX_free(pctx); return 0; #else SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR); *al = SSL_AD_INTERNAL_ERROR; return 0; #endif }
https://github.com/openssl/openssl/blob/de451856f08364ad6c6659b6eacbe820edc2aab9/ssl/statem/statem_clnt.c/#L2176
d2a_code_data_41922
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/e113c9c59dcb419dd00525cec431edb854a6c897/crypto/bn/bn_ctx.c/#L328
d2a_code_data_41923
static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words) { BN_ULONG *a = NULL; bn_check_top(b); if (words > (INT_MAX / (4 * BN_BITS2))) { BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG); return NULL; } if (BN_get_flags(b, BN_FLG_STATIC_DATA)) { BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA); return (NULL); } if (BN_get_flags(b, BN_FLG_SECURE)) a = OPENSSL_secure_zalloc(words * sizeof(*a)); else a = OPENSSL_zalloc(words * sizeof(*a)); if (a == NULL) { BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE); return (NULL); } assert(b->top <= words); if (b->top > 0) memcpy(a, b->d, sizeof(*a) * b->top); return a; }
https://github.com/openssl/openssl/blob/3f97052392cb10fca5309212bf720685262ad4a6/crypto/bn/bn_lib.c/#L271
d2a_code_data_41924
static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt, uint8_t **data, int *size) { static const int extradata_nal_types_hevc[] = { HEVC_NAL_VPS, HEVC_NAL_SPS, HEVC_NAL_PPS, }; static const int extradata_nal_types_h264[] = { H264_NAL_SPS, H264_NAL_PPS, }; ExtractExtradataContext *s = ctx->priv_data; H2645Packet h2645_pkt = { 0 }; int extradata_size = 0; const int *extradata_nal_types; int nb_extradata_nal_types; int i, has_sps = 0, has_vps = 0, ret = 0; if (ctx->par_in->codec_id == AV_CODEC_ID_HEVC) { extradata_nal_types = extradata_nal_types_hevc; nb_extradata_nal_types = FF_ARRAY_ELEMS(extradata_nal_types_hevc); } else { extradata_nal_types = extradata_nal_types_h264; nb_extradata_nal_types = FF_ARRAY_ELEMS(extradata_nal_types_h264); } ret = ff_h2645_packet_split(&h2645_pkt, pkt->data, pkt->size, ctx, 0, 0, ctx->par_in->codec_id); if (ret < 0) return ret; for (i = 0; i < h2645_pkt.nb_nals; i++) { H2645NAL *nal = &h2645_pkt.nals[i]; if (val_in_array(extradata_nal_types, nb_extradata_nal_types, nal->type)) { extradata_size += nal->raw_size + 3; if (ctx->par_in->codec_id == AV_CODEC_ID_HEVC) { if (nal->type == HEVC_NAL_SPS) has_sps = 1; if (nal->type == HEVC_NAL_VPS) has_vps = 1; } else { if (nal->type == H264_NAL_SPS) has_sps = 1; } } } if (extradata_size && ((ctx->par_in->codec_id == AV_CODEC_ID_HEVC && has_sps && has_vps) || (ctx->par_in->codec_id == AV_CODEC_ID_H264 && has_sps))) { AVBufferRef *filtered_buf; uint8_t *extradata, *filtered_data; if (s->remove) { filtered_buf = av_buffer_alloc(pkt->size + AV_INPUT_BUFFER_PADDING_SIZE); if (!filtered_buf) goto fail; filtered_data = filtered_buf->data; } extradata = av_malloc(extradata_size + AV_INPUT_BUFFER_PADDING_SIZE); if (!extradata) { av_buffer_unref(&filtered_buf); goto fail; } *data = extradata; *size = extradata_size; for (i = 0; i < h2645_pkt.nb_nals; i++) { H2645NAL *nal = &h2645_pkt.nals[i]; if (val_in_array(extradata_nal_types, nb_extradata_nal_types, nal->type)) { AV_WB24(extradata, 1); memcpy(extradata + 3, nal->raw_data, nal->raw_size); extradata += 3 + nal->raw_size; } else if (s->remove) { AV_WB24(filtered_data, 1); memcpy(filtered_data + 3, nal->raw_data, nal->raw_size); filtered_data += 3 + nal->raw_size; } } if (s->remove) { av_buffer_unref(&pkt->buf); pkt->buf = filtered_buf; pkt->data = filtered_buf->data; pkt->size = filtered_data - filtered_buf->data; } } fail: ff_h2645_packet_uninit(&h2645_pkt); return ret; }
https://github.com/libav/libav/blob/8652a2c24836ce5546b398f12b7fed45000050e1/libavcodec/extract_extradata_bsf.c/#L86
d2a_code_data_41925
int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes) { if (!ossl_assert(pkt->subs != NULL && len != 0)) return 0; if (pkt->maxsize - pkt->written < len) return 0; if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) { size_t newlen; size_t reflen; reflen = (len > pkt->buf->length) ? len : pkt->buf->length; if (reflen > SIZE_MAX / 2) { newlen = SIZE_MAX; } else { newlen = reflen * 2; if (newlen < DEFAULT_BUF_SIZE) newlen = DEFAULT_BUF_SIZE; } if (BUF_MEM_grow(pkt->buf, newlen) == 0) return 0; } if (allocbytes != NULL) *allocbytes = WPACKET_get_curr(pkt); return 1; }
https://github.com/openssl/openssl/blob/7f7eb90b8ac55997c5c825bb3ebcfe28611e06f5/ssl/packet.c/#L48
d2a_code_data_41926
int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes) { if (!ossl_assert(pkt->subs != NULL && len != 0)) return 0; if (pkt->maxsize - pkt->written < len) return 0; if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) { size_t newlen; size_t reflen; reflen = (len > pkt->buf->length) ? len : pkt->buf->length; if (reflen > SIZE_MAX / 2) { newlen = SIZE_MAX; } else { newlen = reflen * 2; if (newlen < DEFAULT_BUF_SIZE) newlen = DEFAULT_BUF_SIZE; } if (BUF_MEM_grow(pkt->buf, newlen) == 0) return 0; } if (allocbytes != NULL) *allocbytes = WPACKET_get_curr(pkt); return 1; }
https://github.com/openssl/openssl/blob/9f5671c7e9f30dfa53b1a2b553f234c2761ceb66/ssl/packet.c/#L48
d2a_code_data_41927
int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack, const char *dir) { DIR *d; struct dirent *dstruct; int ret = 0; CRYPTO_w_lock(CRYPTO_LOCK_READDIR); d = opendir(dir); if(!d) { SYSerr(SYS_F_OPENDIR, get_last_sys_error()); ERR_add_error_data(3, "opendir('", dir, "')"); SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB); goto err; } while((dstruct=readdir(d))) { char buf[1024]; int r; if(strlen(dir)+strlen(dstruct->d_name)+2 > sizeof buf) { SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG); goto err; } r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,dstruct->d_name); if (r <= 0 || r >= sizeof buf) goto err; if(!SSL_add_file_cert_subjects_to_stack(stack,buf)) goto err; } ret = 1; err: CRYPTO_w_unlock(CRYPTO_LOCK_READDIR); return ret; }
https://github.com/openssl/openssl/blob/4d29312ce198d00a69c4b0bf572c0de46778ecc9/ssl/ssl_cert.c/#L741
d2a_code_data_41928
static void doall_util_fn(OPENSSL_LHASH *lh, int use_arg, OPENSSL_LH_DOALL_FUNC func, OPENSSL_LH_DOALL_FUNCARG func_arg, void *arg) { int i; OPENSSL_LH_NODE *a, *n; if (lh == NULL) return; for (i = lh->num_nodes - 1; i >= 0; i--) { a = lh->b[i]; while (a != NULL) { n = a->next; if (use_arg) func_arg(a->data, arg); else func(a->data); a = n; } } }
https://github.com/openssl/openssl/blob/fe55c4a20f79c77c64a082c5df2c5e8a61317162/crypto/lhash/lhash.c/#L164
d2a_code_data_41929
char *X509_NAME_oneline(const X509_NAME *a, char *buf, int len) { const X509_NAME_ENTRY *ne; int i; int n, lold, l, l1, l2, num, j, type; const char *s; char *p; unsigned char *q; BUF_MEM *b = NULL; static const char hex[17] = "0123456789ABCDEF"; int gs_doit[4]; char tmp_buf[80]; #ifdef CHARSET_EBCDIC unsigned char ebcdic_buf[1024]; #endif if (buf == NULL) { if ((b = BUF_MEM_new()) == NULL) goto err; if (!BUF_MEM_grow(b, 200)) goto err; b->data[0] = '\0'; len = 200; } else if (len == 0) { return NULL; } if (a == NULL) { if (b) { buf = b->data; OPENSSL_free(b); } strncpy(buf, "NO X509_NAME", len); buf[len - 1] = '\0'; return buf; } len--; l = 0; for (i = 0; i < sk_X509_NAME_ENTRY_num(a->entries); i++) { ne = sk_X509_NAME_ENTRY_value(a->entries, i); n = OBJ_obj2nid(ne->object); if ((n == NID_undef) || ((s = OBJ_nid2sn(n)) == NULL)) { i2t_ASN1_OBJECT(tmp_buf, sizeof(tmp_buf), ne->object); s = tmp_buf; } l1 = strlen(s); type = ne->value->type; num = ne->value->length; if (num > NAME_ONELINE_MAX) { X509err(X509_F_X509_NAME_ONELINE, X509_R_NAME_TOO_LONG); goto end; } q = ne->value->data; #ifdef CHARSET_EBCDIC if (type == V_ASN1_GENERALSTRING || type == V_ASN1_VISIBLESTRING || type == V_ASN1_PRINTABLESTRING || type == V_ASN1_TELETEXSTRING || type == V_ASN1_IA5STRING) { if (num > (int)sizeof(ebcdic_buf)) num = sizeof(ebcdic_buf); ascii2ebcdic(ebcdic_buf, q, num); q = ebcdic_buf; } #endif if ((type == V_ASN1_GENERALSTRING) && ((num % 4) == 0)) { gs_doit[0] = gs_doit[1] = gs_doit[2] = gs_doit[3] = 0; for (j = 0; j < num; j++) if (q[j] != 0) gs_doit[j & 3] = 1; if (gs_doit[0] | gs_doit[1] | gs_doit[2]) gs_doit[0] = gs_doit[1] = gs_doit[2] = gs_doit[3] = 1; else { gs_doit[0] = gs_doit[1] = gs_doit[2] = 0; gs_doit[3] = 1; } } else gs_doit[0] = gs_doit[1] = gs_doit[2] = gs_doit[3] = 1; for (l2 = j = 0; j < num; j++) { if (!gs_doit[j & 3]) continue; l2++; #ifndef CHARSET_EBCDIC if ((q[j] < ' ') || (q[j] > '~')) l2 += 3; #else if ((os_toascii[q[j]] < os_toascii[' ']) || (os_toascii[q[j]] > os_toascii['~'])) l2 += 3; #endif } lold = l; l += 1 + l1 + 1 + l2; if (l > NAME_ONELINE_MAX) { X509err(X509_F_X509_NAME_ONELINE, X509_R_NAME_TOO_LONG); goto end; } if (b != NULL) { if (!BUF_MEM_grow(b, l + 1)) goto err; p = &(b->data[lold]); } else if (l > len) { break; } else p = &(buf[lold]); *(p++) = '/'; memcpy(p, s, (unsigned int)l1); p += l1; *(p++) = '='; #ifndef CHARSET_EBCDIC q = ne->value->data; #endif for (j = 0; j < num; j++) { if (!gs_doit[j & 3]) continue; #ifndef CHARSET_EBCDIC n = q[j]; if ((n < ' ') || (n > '~')) { *(p++) = '\\'; *(p++) = 'x'; *(p++) = hex[(n >> 4) & 0x0f]; *(p++) = hex[n & 0x0f]; } else *(p++) = n; #else n = os_toascii[q[j]]; if ((n < os_toascii[' ']) || (n > os_toascii['~'])) { *(p++) = '\\'; *(p++) = 'x'; *(p++) = hex[(n >> 4) & 0x0f]; *(p++) = hex[n & 0x0f]; } else *(p++) = q[j]; #endif } *p = '\0'; } if (b != NULL) { p = b->data; OPENSSL_free(b); } else p = buf; if (i == 0) *p = '\0'; return (p); err: X509err(X509_F_X509_NAME_ONELINE, ERR_R_MALLOC_FAILURE); end: BUF_MEM_free(b); return (NULL); }
https://github.com/openssl/openssl/blob/645c694d85c8f48c74e7db8730ead874656c781e/crypto/x509/x509_obj.c/#L56
d2a_code_data_41930
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268
d2a_code_data_41931
static inline uint64_t get_val(BitstreamContext *bc, unsigned n) { #ifdef BITSTREAM_READER_LE uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1); bc->bits >>= n; #else uint64_t ret = bc->bits >> (64 - n); bc->bits <<= n; #endif bc->bits_left -= n; return ret; }
https://github.com/libav/libav/blob/562ef82d6a7f96f6b9da1219a5aaf7d9d7056f1b/libavcodec/bitstream.h/#L139
d2a_code_data_41932
static av_always_inline int epzs_motion_search_internal(MpegEncContext * s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2], int ref_mv_scale, int flags, int size, int h) { MotionEstContext * const c= &s->me; int best[2]={0, 0}; int d; int dmin; int map_generation; int penalty_factor; const int ref_mv_stride= s->mb_stride; const int ref_mv_xy= s->mb_x + s->mb_y*ref_mv_stride; me_cmp_func cmpf, chroma_cmpf; LOAD_COMMON LOAD_COMMON2 if(c->pre_pass){ penalty_factor= c->pre_penalty_factor; cmpf= s->dsp.me_pre_cmp[size]; chroma_cmpf= s->dsp.me_pre_cmp[size+1]; }else{ penalty_factor= c->penalty_factor; cmpf= s->dsp.me_cmp[size]; chroma_cmpf= s->dsp.me_cmp[size+1]; } map_generation= update_map_generation(c); assert(cmpf); dmin= cmp(s, 0, 0, 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags); map[0]= map_generation; score_map[0]= dmin; if((s->pict_type == FF_B_TYPE && !(c->flags & FLAG_DIRECT)) || s->flags&CODEC_FLAG_MV0) dmin += (mv_penalty[pred_x] + mv_penalty[pred_y])*penalty_factor; if (s->first_slice_line) { CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) }else{ if(dmin<((h*h*s->avctx->mv0_threshold)>>8) && ( P_LEFT[0] |P_LEFT[1] |P_TOP[0] |P_TOP[1] |P_TOPRIGHT[0]|P_TOPRIGHT[1])==0){ *mx_ptr= 0; *my_ptr= 0; c->skip=1; return dmin; } CHECK_MV( P_MEDIAN[0] >>shift , P_MEDIAN[1] >>shift) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)-1) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift) , (P_MEDIAN[1]>>shift)+1) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)-1, (P_MEDIAN[1]>>shift) ) CHECK_CLIPPED_MV((P_MEDIAN[0]>>shift)+1, (P_MEDIAN[1]>>shift) ) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) CHECK_MV(P_LEFT[0] >>shift, P_LEFT[1] >>shift) CHECK_MV(P_TOP[0] >>shift, P_TOP[1] >>shift) CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift) } if(dmin>h*h*4){ if(c->pre_pass){ CHECK_CLIPPED_MV((last_mv[ref_mv_xy-1][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy-1][1]*ref_mv_scale + (1<<15))>>16) if(!s->first_slice_line) CHECK_CLIPPED_MV((last_mv[ref_mv_xy-ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy-ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16) }else{ CHECK_CLIPPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16) if(s->mb_y+1<s->end_mb_y) CHECK_CLIPPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16) } } if(c->avctx->last_predictor_count){ const int count= c->avctx->last_predictor_count; const int xstart= FFMAX(0, s->mb_x - count); const int ystart= FFMAX(0, s->mb_y - count); const int xend= FFMIN(s->mb_width , s->mb_x + count + 1); const int yend= FFMIN(s->mb_height, s->mb_y + count + 1); int mb_y; for(mb_y=ystart; mb_y<yend; mb_y++){ int mb_x; for(mb_x=xstart; mb_x<xend; mb_x++){ const int xy= mb_x + 1 + (mb_y + 1)*ref_mv_stride; int mx= (last_mv[xy][0]*ref_mv_scale + (1<<15))>>16; int my= (last_mv[xy][1]*ref_mv_scale + (1<<15))>>16; if(mx>xmax || mx<xmin || my>ymax || my<ymin) continue; CHECK_MV(mx,my) } } } dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags); *mx_ptr= best[0]; *my_ptr= best[1]; return dmin; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est_template.c/#L1065
d2a_code_data_41933
static void get_visual_weight(int16_t *weight, uint8_t *ptr, int stride){ int x, y; for(y=0; y<8; y++){ for(x=0; x<8; x++){ int x2, y2; int sum=0; int sqr=0; int count=0; for(y2= FFMAX(y-1, 0); y2 < FFMIN(8, y+2); y2++){ for(x2= FFMAX(x-1, 0); x2 < FFMIN(8, x+2); x2++){ int v= ptr[x2 + y2*stride]; sum += v; sqr += v*v; count++; } } weight[x + 8*y]= (36*ff_sqrt(count*sqr - sum*sum)) / count; } } }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/mpegvideo_enc.c/#L1452
d2a_code_data_41934
static int mtu_test(SSL_CTX *ctx, const char *cs, int no_etm) { SSL *srvr_ssl = NULL, *clnt_ssl = NULL; BIO *sc_bio = NULL; int i; size_t s; size_t mtus[30]; unsigned char buf[600]; int rv = 0; memset(buf, 0x5a, sizeof(buf)); if (create_ssl_objects(ctx, ctx, &srvr_ssl, &clnt_ssl, NULL, NULL) != 1) goto out; if (no_etm) SSL_set_options(srvr_ssl, SSL_OP_NO_ENCRYPT_THEN_MAC); if (SSL_set_cipher_list(srvr_ssl, cs) != 1 || SSL_set_cipher_list(clnt_ssl, cs) != 1) { ERR_print_errors_fp(stdout); goto out; } sc_bio = SSL_get_rbio(srvr_ssl); if (create_ssl_connection(clnt_ssl, srvr_ssl) != 1) goto out; if (debug) printf("Channel established\n"); for (i = 0; i < 30; i++) { SSL_set_mtu(clnt_ssl, 500 + i); mtus[i] = DTLS_get_data_mtu(clnt_ssl); if (debug) printf("%s%s payload MTU for record mtu %d = %"OSSLzu"\n", cs, no_etm ? "-noEtM":"", 500 + i, mtus[i]); if (mtus[i] == 0) { fprintf(stderr, "payload MTU failed with record MTU %d for %s\n", 500 + i, cs); goto out; } } SSL_set_mtu(clnt_ssl, 1000); for (s = mtus[0]; s <= mtus[29]; s++) { size_t reclen; if (SSL_write(clnt_ssl, buf, s) != (int)s) { ERR_print_errors_fp(stdout); goto out; } reclen = BIO_read(sc_bio, buf, sizeof(buf)); if (debug) printf("record %"OSSLzu" for payload %"OSSLzu"\n", reclen, s); for (i = 0; i < 30; i++) { if (s <= mtus[i] && reclen > (size_t)(500 + i)) { fprintf(stderr, "%s: Payload MTU %"OSSLzu" reported for record MTU %d\n" "but sending a payload of %"OSSLzu" made a record of %"OSSLzu"(too large)\n", cs, mtus[i], 500 + i, s, reclen); goto out; } if (s > mtus[i] && reclen <= (size_t)(500 + i)) { fprintf(stderr, "%s: Payload MTU %"OSSLzu" reported for record MTU %d\n" "but sending a payload of %"OSSLzu" made a record of %"OSSLzu" (too small)\n", cs, mtus[i], 500 + i, s, reclen); goto out; } } } rv = 1; if (SSL_USE_ETM(clnt_ssl)) rv = 2; out: SSL_free(clnt_ssl); SSL_free(srvr_ssl); return rv; }
https://github.com/openssl/openssl/blob/8aefa08cfbc7db7cc10765ee9684090e37983f45/test/dtls_mtu_test.c/#L123
d2a_code_data_41935
int ssl3_read_n(SSL *s, int n, int max, int extend) { int i,len,left; long align=0; unsigned char *pkt; SSL3_BUFFER *rb; if (n <= 0) return n; rb = &(s->s3->rbuf); left = rb->left; #if defined(SSL3_ALIGN_PAYLOAD) && SSL3_ALIGN_PAYLOAD!=0 align = (long)rb->buf + SSL3_RT_HEADER_LENGTH; align = (-align)&(SSL3_ALIGN_PAYLOAD-1); #endif if (!extend) { if (left == 0) rb->offset = align; else if (align != 0 && left >= SSL3_RT_HEADER_LENGTH) { pkt = rb->buf + rb->offset; if (pkt[0] == SSL3_RT_APPLICATION_DATA && (pkt[3]<<8|pkt[4]) >= 128) { memmove (rb->buf+align,pkt,left); rb->offset = align; } } s->packet = rb->buf + rb->offset; s->packet_length = 0; } if ( SSL_version(s) == DTLS1_VERSION && extend) { if ( left > 0 && n > left) n = left; } if (left >= n) { s->packet_length+=n; rb->left=left-n; rb->offset+=n; return(n); } len = s->packet_length; pkt = rb->buf+align; if (s->packet != pkt) { memmove(pkt, s->packet, len+left); s->packet = pkt; rb->offset = len + align; } max = rb->len - rb->offset; if (n > max) { SSLerr(SSL_F_SSL3_READ_N,ERR_R_INTERNAL_ERROR); return -1; } if (!s->read_ahead) max=n; while (left < n) { clear_sys_error(); if (s->rbio != NULL) { s->rwstate=SSL_READING; i=BIO_read(s->rbio,pkt+len+left, max-left); } else { SSLerr(SSL_F_SSL3_READ_N,SSL_R_READ_BIO_NOT_SET); i = -1; } if (i <= 0) { rb->left = left; return(i); } left+=i; } rb->offset += n; rb->left = left - n; s->packet_length += n; s->rwstate=SSL_NOTHING; return(n); }
https://github.com/openssl/openssl/blob/c313e32a8b9514868f3fae09a8af025df76a4a8d/ssl/s3_pkt.c/#L166
d2a_code_data_41936
static int epzs_motion_search4(MpegEncContext * s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t (*last_mv)[2], int ref_mv_scale) { MotionEstContext * const c= &s->me; int best[2]={0, 0}; int d, dmin; int map_generation; const int penalty_factor= c->penalty_factor; const int size=1; const int h=8; const int ref_mv_stride= s->mb_stride; const int ref_mv_xy= s->mb_x + s->mb_y *ref_mv_stride; me_cmp_func cmpf, chroma_cmpf; LOAD_COMMON int flags= c->flags; LOAD_COMMON2 cmpf= s->dsp.me_cmp[size]; chroma_cmpf= s->dsp.me_cmp[size+1]; map_generation= update_map_generation(c); dmin = 1000000; if (s->first_slice_line) { CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift) }else{ CHECK_MV(P_MV1[0]>>shift, P_MV1[1]>>shift) CHECK_MV(P_MEDIAN[0]>>shift, P_MEDIAN[1]>>shift) CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift) CHECK_MV(P_TOP[0]>>shift, P_TOP[1]>>shift) CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift) CHECK_CLIPPED_MV((last_mv[ref_mv_xy][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy][1]*ref_mv_scale + (1<<15))>>16) } if(dmin>64*4){ CHECK_CLIPPED_MV((last_mv[ref_mv_xy+1][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+1][1]*ref_mv_scale + (1<<15))>>16) if(s->mb_y+1<s->end_mb_y) CHECK_CLIPPED_MV((last_mv[ref_mv_xy+ref_mv_stride][0]*ref_mv_scale + (1<<15))>>16, (last_mv[ref_mv_xy+ref_mv_stride][1]*ref_mv_scale + (1<<15))>>16) } dmin= diamond_search(s, best, dmin, src_index, ref_index, penalty_factor, size, h, flags); *mx_ptr= best[0]; *my_ptr= best[1]; return dmin; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est_template.c/#L1174
d2a_code_data_41937
DH *ssl_get_auto_dh(SSL *s) { int dh_secbits = 80; if (s->cert->dh_tmp_auto == 2) return DH_get_1024_160(); if (s->s3->tmp.new_cipher->algorithm_auth & (SSL_aNULL | SSL_aPSK)) { if (s->s3->tmp.new_cipher->strength_bits == 256) dh_secbits = 128; else dh_secbits = 80; } else { CERT_PKEY *cpk = ssl_get_server_send_pkey(s); dh_secbits = EVP_PKEY_security_bits(cpk->privatekey); } if (dh_secbits >= 128) { DH *dhp = DH_new(); BIGNUM *p, *g; if (dhp == NULL) return NULL; g = BN_new(); if (g != NULL) BN_set_word(g, 2); if (dh_secbits >= 192) p = BN_get_rfc3526_prime_8192(NULL); else p = BN_get_rfc3526_prime_3072(NULL); if (p == NULL || g == NULL || !DH_set0_pqg(dhp, p, NULL, g)) { DH_free(dhp); BN_free(p); BN_free(g); return NULL; } return dhp; } if (dh_secbits >= 112) return DH_get_2048_224(); return DH_get_1024_160(); }
https://github.com/openssl/openssl/blob/0d9824c1712b6cacd9b0ecfba26fb66ae4badfb4/ssl/t1_lib.c/#L4298
d2a_code_data_41938
static inline uint64_t get_val(BitstreamContext *bc, unsigned n) { #ifdef BITSTREAM_READER_LE uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1); bc->bits >>= n; #else uint64_t ret = bc->bits >> (64 - n); bc->bits <<= n; #endif bc->bits_left -= n; return ret; }
https://github.com/libav/libav/blob/562ef82d6a7f96f6b9da1219a5aaf7d9d7056f1b/libavcodec/bitstream.h/#L139
d2a_code_data_41939
char *X509_NAME_oneline(X509_NAME *a, char *buf, int len) { X509_NAME_ENTRY *ne; int i; int n, lold, l, l1, l2, num, j, type; const char *s; char *p; unsigned char *q; BUF_MEM *b = NULL; static const char hex[17] = "0123456789ABCDEF"; int gs_doit[4]; char tmp_buf[80]; #ifdef CHARSET_EBCDIC unsigned char ebcdic_buf[1024]; #endif if (buf == NULL) { if ((b = BUF_MEM_new()) == NULL) goto err; if (!BUF_MEM_grow(b, 200)) goto err; b->data[0] = '\0'; len = 200; } else if (len == 0) { return NULL; } if (a == NULL) { if (b) { buf = b->data; OPENSSL_free(b); } strncpy(buf, "NO X509_NAME", len); buf[len - 1] = '\0'; return buf; } len--; l = 0; for (i = 0; i < sk_X509_NAME_ENTRY_num(a->entries); i++) { ne = sk_X509_NAME_ENTRY_value(a->entries, i); n = OBJ_obj2nid(ne->object); if ((n == NID_undef) || ((s = OBJ_nid2sn(n)) == NULL)) { i2t_ASN1_OBJECT(tmp_buf, sizeof(tmp_buf), ne->object); s = tmp_buf; } l1 = strlen(s); type = ne->value->type; num = ne->value->length; q = ne->value->data; #ifdef CHARSET_EBCDIC if (type == V_ASN1_GENERALSTRING || type == V_ASN1_VISIBLESTRING || type == V_ASN1_PRINTABLESTRING || type == V_ASN1_TELETEXSTRING || type == V_ASN1_VISIBLESTRING || type == V_ASN1_IA5STRING) { ascii2ebcdic(ebcdic_buf, q, (num > (int)sizeof(ebcdic_buf)) ? (int)sizeof(ebcdic_buf) : num); q = ebcdic_buf; } #endif if ((type == V_ASN1_GENERALSTRING) && ((num % 4) == 0)) { gs_doit[0] = gs_doit[1] = gs_doit[2] = gs_doit[3] = 0; for (j = 0; j < num; j++) if (q[j] != 0) gs_doit[j & 3] = 1; if (gs_doit[0] | gs_doit[1] | gs_doit[2]) gs_doit[0] = gs_doit[1] = gs_doit[2] = gs_doit[3] = 1; else { gs_doit[0] = gs_doit[1] = gs_doit[2] = 0; gs_doit[3] = 1; } } else gs_doit[0] = gs_doit[1] = gs_doit[2] = gs_doit[3] = 1; for (l2 = j = 0; j < num; j++) { if (!gs_doit[j & 3]) continue; l2++; #ifndef CHARSET_EBCDIC if ((q[j] < ' ') || (q[j] > '~')) l2 += 3; #else if ((os_toascii[q[j]] < os_toascii[' ']) || (os_toascii[q[j]] > os_toascii['~'])) l2 += 3; #endif } lold = l; l += 1 + l1 + 1 + l2; if (b != NULL) { if (!BUF_MEM_grow(b, l + 1)) goto err; p = &(b->data[lold]); } else if (l > len) { break; } else p = &(buf[lold]); *(p++) = '/'; memcpy(p, s, (unsigned int)l1); p += l1; *(p++) = '='; #ifndef CHARSET_EBCDIC q = ne->value->data; #endif for (j = 0; j < num; j++) { if (!gs_doit[j & 3]) continue; #ifndef CHARSET_EBCDIC n = q[j]; if ((n < ' ') || (n > '~')) { *(p++) = '\\'; *(p++) = 'x'; *(p++) = hex[(n >> 4) & 0x0f]; *(p++) = hex[n & 0x0f]; } else *(p++) = n; #else n = os_toascii[q[j]]; if ((n < os_toascii[' ']) || (n > os_toascii['~'])) { *(p++) = '\\'; *(p++) = 'x'; *(p++) = hex[(n >> 4) & 0x0f]; *(p++) = hex[n & 0x0f]; } else *(p++) = q[j]; #endif } *p = '\0'; } if (b != NULL) { p = b->data; OPENSSL_free(b); } else p = buf; if (i == 0) *p = '\0'; return (p); err: X509err(X509_F_X509_NAME_ONELINE, ERR_R_MALLOC_FAILURE); BUF_MEM_free(b); return (NULL); }
https://github.com/openssl/openssl/blob/b33d1141b6dcce947708b984c5e9e91dad3d675d/crypto/x509/x509_obj.c/#L97
d2a_code_data_41940
static int pkey_gost_init(EVP_PKEY_CTX *ctx) { struct gost_pmeth_data *data; EVP_PKEY *pkey = EVP_PKEY_CTX_get0_pkey(ctx); data = OPENSSL_zalloc(sizeof(*data)); if (!data) return 0; if (pkey && EVP_PKEY_get0(pkey)) { switch (EVP_PKEY_base_id(pkey)) { case NID_id_GostR3410_2001: data->sign_param_nid = EC_GROUP_get_curve_name(EC_KEY_get0_group (EVP_PKEY_get0((EVP_PKEY *)pkey))); break; default: return 0; } } EVP_PKEY_CTX_set_data(ctx, data); return 1; }
https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/engines/ccgost/gost_pmeth.c/#L38
d2a_code_data_41941
static const char *skip_space(const char *s) { while (ossl_isspace(*s)) s++; return s; }
https://github.com/openssl/openssl/blob/4460ad90af0338abe31286f29b36baf2e41abf19/crypto/property/property_parse.c/#L52
d2a_code_data_41942
static int sdp_read_header(AVFormatContext *s, AVFormatParameters *ap) { RTSPState *rt = s->priv_data; RTSPStream *rtsp_st; int size, i, err; char *content; char url[1024]; if (!ff_network_init()) return AVERROR(EIO); content = av_malloc(SDP_MAX_SIZE); size = avio_read(s->pb, content, SDP_MAX_SIZE - 1); if (size <= 0) { av_free(content); return AVERROR_INVALIDDATA; } content[size] ='\0'; err = ff_sdp_parse(s, content); av_free(content); if (err) goto fail; for (i = 0; i < rt->nb_rtsp_streams; i++) { char namebuf[50]; rtsp_st = rt->rtsp_streams[i]; getnameinfo((struct sockaddr*) &rtsp_st->sdp_ip, sizeof(rtsp_st->sdp_ip), namebuf, sizeof(namebuf), NULL, 0, NI_NUMERICHOST); ff_url_join(url, sizeof(url), "rtp", NULL, namebuf, rtsp_st->sdp_port, "?localport=%d&ttl=%d&connect=%d", rtsp_st->sdp_port, rtsp_st->sdp_ttl, rt->rtsp_flags & RTSP_FLAG_FILTER_SRC ? 1 : 0); if (ffurl_open(&rtsp_st->rtp_handle, url, AVIO_FLAG_READ_WRITE, &s->interrupt_callback, NULL) < 0) { err = AVERROR_INVALIDDATA; goto fail; } if ((err = rtsp_open_transport_ctx(s, rtsp_st))) goto fail; } return 0; fail: ff_rtsp_close_streams(s); ff_network_close(); return err; }
https://github.com/libav/libav/blob/83ab10f6e9559be3420af1a26c36d6bec0496e89/libavformat/rtsp.c/#L1871
d2a_code_data_41943
void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data) { unsigned long hash; OPENSSL_LH_NODE *nn, **rn; void *ret; lh->error = 0; rn = getrn(lh, data, &hash); if (*rn == NULL) { lh->num_no_delete++; return (NULL); } else { nn = *rn; *rn = nn->next; ret = nn->data; OPENSSL_free(nn); lh->num_delete++; } lh->num_items--; if ((lh->num_nodes > MIN_NODES) && (lh->down_load >= (lh->num_items * LH_LOAD_MULT / lh->num_nodes))) contract(lh); return (ret); }
https://github.com/openssl/openssl/blob/7f7eb90b8ac55997c5c825bb3ebcfe28611e06f5/crypto/lhash/lhash.c/#L123
d2a_code_data_41944
int BUF_MEM_grow_clean(BUF_MEM *str, size_t len) { char *ret; size_t n; if (str->length >= len) { memset(&str->data[len],0,str->length-len); str->length=len; return(len); } if (str->max >= len) { memset(&str->data[str->length],0,len-str->length); str->length=len; return(len); } if (len > LIMIT_BEFORE_EXPANSION) { BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE); return 0; } n=(len+3)/3*4; if (str->data == NULL) ret=OPENSSL_malloc(n); else ret=OPENSSL_realloc_clean(str->data,str->max,n); if (ret == NULL) { BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE); len=0; } else { str->data=ret; str->max=n; memset(&str->data[str->length],0,len-str->length); str->length=len; } return(len); }
https://github.com/openssl/openssl/blob/66f96fe2d519147097c118d4bf60704c69ed0635/crypto/buffer/buffer.c/#L146
d2a_code_data_41945
int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples, enum AVSampleFormat sample_fmt, int align) { int line_size; int sample_size = av_get_bytes_per_sample(sample_fmt); int planar = av_sample_fmt_is_planar(sample_fmt); if (!sample_size || nb_samples <= 0 || nb_channels <= 0) return AVERROR(EINVAL); if (!align) { if (nb_samples > INT_MAX - 31) return AVERROR(EINVAL); align = 1; nb_samples = FFALIGN(nb_samples, 32); } if (nb_channels > INT_MAX / align || (int64_t)nb_channels * nb_samples > (INT_MAX - (align * nb_channels)) / sample_size) return AVERROR(EINVAL); line_size = planar ? FFALIGN(nb_samples * sample_size, align) : FFALIGN(nb_samples * sample_size * nb_channels, align); if (linesize) *linesize = line_size; return planar ? line_size * nb_channels : line_size; }
https://github.com/libav/libav/blob/11b8030309ee93d79b3a6cd4b83bf00757db1598/libavutil/samplefmt.c/#L124
d2a_code_data_41946
static inline uint64_t get_val(BitstreamContext *bc, unsigned n) { #ifdef BITSTREAM_READER_LE uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1); bc->bits >>= n; #else uint64_t ret = bc->bits >> (64 - n); bc->bits <<= n; #endif bc->bits_left -= n; return ret; }
https://github.com/libav/libav/blob/7ff018c1cb43a5fe5ee2049d325cdd785852067a/libavcodec/bitstream.h/#L139
d2a_code_data_41947
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/0685b15a68db1cd24678432f38b88f217495cbb9/crypto/bn/bn_ctx.c/#L273
d2a_code_data_41948
int ssl_handshake_hash(SSL *s, unsigned char *out, int outlen) { EVP_MD_CTX *ctx = NULL; EVP_MD_CTX *hdgst = s->s3->handshake_dgst; int ret = EVP_MD_CTX_size(hdgst); if (ret < 0 || ret > outlen) { ret = 0; goto err; } ctx = EVP_MD_CTX_new(); if (ctx == NULL) { ret = 0; goto err; } if (!EVP_MD_CTX_copy_ex(ctx, hdgst) || EVP_DigestFinal_ex(ctx, out, NULL) <= 0) ret = 0; err: EVP_MD_CTX_free(ctx); return ret; }
https://github.com/openssl/openssl/blob/57ce7b617c602ae8513c22daa2bda31f179edb0f/ssl/ssl_lib.c/#L3217
d2a_code_data_41949
static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words) { BN_ULONG *a = NULL; if (words > (INT_MAX / (4 * BN_BITS2))) { BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG); return NULL; } if (BN_get_flags(b, BN_FLG_STATIC_DATA)) { BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA); return NULL; } if (BN_get_flags(b, BN_FLG_SECURE)) a = OPENSSL_secure_zalloc(words * sizeof(*a)); else a = OPENSSL_zalloc(words * sizeof(*a)); if (a == NULL) { BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE); return NULL; } assert(b->top <= words); if (b->top > 0) memcpy(a, b->d, sizeof(*a) * b->top); return a; }
https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_lib.c/#L232
d2a_code_data_41950
static void imdct36(int *out, int *buf, int *in, int *win) { int i, j, t0, t1, t2, t3, s0, s1, s2, s3; int tmp[18], *tmp1, *in1; for(i=17;i>=1;i--) in[i] += in[i-1]; for(i=17;i>=3;i-=2) in[i] += in[i-2]; for(j=0;j<2;j++) { tmp1 = tmp + j; in1 = in + j; #if 0 int64_t t0, t1, t2, t3; t2 = in1[2*4] + in1[2*8] - in1[2*2]; t3 = (in1[2*0] + (int64_t)(in1[2*6]>>1))<<32; t1 = in1[2*0] - in1[2*6]; tmp1[ 6] = t1 - (t2>>1); tmp1[16] = t1 + t2; t0 = MUL64(2*(in1[2*2] + in1[2*4]), C2); t1 = MUL64( in1[2*4] - in1[2*8] , -2*C8); t2 = MUL64(2*(in1[2*2] + in1[2*8]), -C4); tmp1[10] = (t3 - t0 - t2) >> 32; tmp1[ 2] = (t3 + t0 + t1) >> 32; tmp1[14] = (t3 + t2 - t1) >> 32; tmp1[ 4] = MULH(2*(in1[2*5] + in1[2*7] - in1[2*1]), -C3); t2 = MUL64(2*(in1[2*1] + in1[2*5]), C1); t3 = MUL64( in1[2*5] - in1[2*7] , -2*C7); t0 = MUL64(2*in1[2*3], C3); t1 = MUL64(2*(in1[2*1] + in1[2*7]), -C5); tmp1[ 0] = (t2 + t3 + t0) >> 32; tmp1[12] = (t2 + t1 - t0) >> 32; tmp1[ 8] = (t3 - t1 - t0) >> 32; #else t2 = in1[2*4] + in1[2*8] - in1[2*2]; t3 = in1[2*0] + (in1[2*6]>>1); t1 = in1[2*0] - in1[2*6]; tmp1[ 6] = t1 - (t2>>1); tmp1[16] = t1 + t2; t0 = MULH(2*(in1[2*2] + in1[2*4]), C2); t1 = MULH( in1[2*4] - in1[2*8] , -2*C8); t2 = MULH(2*(in1[2*2] + in1[2*8]), -C4); tmp1[10] = t3 - t0 - t2; tmp1[ 2] = t3 + t0 + t1; tmp1[14] = t3 + t2 - t1; tmp1[ 4] = MULH(2*(in1[2*5] + in1[2*7] - in1[2*1]), -C3); t2 = MULH(2*(in1[2*1] + in1[2*5]), C1); t3 = MULH( in1[2*5] - in1[2*7] , -2*C7); t0 = MULH(2*in1[2*3], C3); t1 = MULH(2*(in1[2*1] + in1[2*7]), -C5); tmp1[ 0] = t2 + t3 + t0; tmp1[12] = t2 + t1 - t0; tmp1[ 8] = t3 - t1 - t0; #endif } i = 0; for(j=0;j<4;j++) { t0 = tmp[i]; t1 = tmp[i + 2]; s0 = t1 + t0; s2 = t1 - t0; t2 = tmp[i + 1]; t3 = tmp[i + 3]; s1 = MULH(2*(t3 + t2), icos36h[j]); s3 = MULL(t3 - t2, icos36[8 - j]); t0 = s0 + s1; t1 = s0 - s1; out[(9 + j)*SBLIMIT] = MULH(t1, win[9 + j]) + buf[9 + j]; out[(8 - j)*SBLIMIT] = MULH(t1, win[8 - j]) + buf[8 - j]; buf[9 + j] = MULH(t0, win[18 + 9 + j]); buf[8 - j] = MULH(t0, win[18 + 8 - j]); t0 = s2 + s3; t1 = s2 - s3; out[(9 + 8 - j)*SBLIMIT] = MULH(t1, win[9 + 8 - j]) + buf[9 + 8 - j]; out[( j)*SBLIMIT] = MULH(t1, win[ j]) + buf[ j]; buf[9 + 8 - j] = MULH(t0, win[18 + 9 + 8 - j]); buf[ + j] = MULH(t0, win[18 + j]); i += 4; } s0 = tmp[16]; s1 = MULH(2*tmp[17], icos36h[4]); t0 = s0 + s1; t1 = s0 - s1; out[(9 + 4)*SBLIMIT] = MULH(t1, win[9 + 4]) + buf[9 + 4]; out[(8 - 4)*SBLIMIT] = MULH(t1, win[8 - 4]) + buf[8 - 4]; buf[9 + 4] = MULH(t0, win[18 + 9 + 4]); buf[8 - 4] = MULH(t0, win[18 + 8 - 4]); }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/mpegaudiodec.c/#L1105
d2a_code_data_41951
static unsigned int BN_STACK_pop(BN_STACK *st) { return st->indexes[--(st->depth)]; }
https://github.com/openssl/openssl/blob/e113c9c59dcb419dd00525cec431edb854a6c897/crypto/bn/bn_ctx.c/#L328
d2a_code_data_41952
static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby, const int size, const int h, int ref_index, int src_index, me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){ MotionEstContext * const c= &s->me; const int stride= c->stride; const int uvstride= c->uvstride; const int qpel= flags&FLAG_QPEL; const int chroma= flags&FLAG_CHROMA; const int dxy= subx + (suby<<(1+qpel)); const int hx= subx + (x<<(1+qpel)); const int hy= suby + (y<<(1+qpel)); uint8_t * const * const ref= c->ref[ref_index]; uint8_t * const * const src= c->src[src_index]; int d; if(flags&FLAG_DIRECT){ assert(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)); if(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)){ const int time_pp= s->pp_time; const int time_pb= s->pb_time; const int mask= 2*qpel+1; if(s->mv_type==MV_TYPE_8X8){ int i; for(i=0; i<4; i++){ int fx = c->direct_basis_mv[i][0] + hx; int fy = c->direct_basis_mv[i][1] + hy; int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4)); int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4)); int fxy= (fx&mask) + ((fy&mask)<<(qpel+1)); int bxy= (bx&mask) + ((by&mask)<<(qpel+1)); uint8_t *dst= c->temp + 8*(i&1) + 8*stride*(i>>1); if(qpel){ c->qpel_put[1][fxy](dst, ref[0] + (fx>>2) + (fy>>2)*stride, stride); c->qpel_avg[1][bxy](dst, ref[8] + (bx>>2) + (by>>2)*stride, stride); }else{ c->hpel_put[1][fxy](dst, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 8); c->hpel_avg[1][bxy](dst, ref[8] + (bx>>1) + (by>>1)*stride, stride, 8); } } }else{ int fx = c->direct_basis_mv[0][0] + hx; int fy = c->direct_basis_mv[0][1] + hy; int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0]*(time_pb - time_pp)/time_pp); int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1]*(time_pb - time_pp)/time_pp); int fxy= (fx&mask) + ((fy&mask)<<(qpel+1)); int bxy= (bx&mask) + ((by&mask)<<(qpel+1)); if(qpel){ c->qpel_put[1][fxy](c->temp , ref[0] + (fx>>2) + (fy>>2)*stride , stride); c->qpel_put[1][fxy](c->temp + 8 , ref[0] + (fx>>2) + (fy>>2)*stride + 8 , stride); c->qpel_put[1][fxy](c->temp + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8*stride, stride); c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride); c->qpel_avg[1][bxy](c->temp , ref[8] + (bx>>2) + (by>>2)*stride , stride); c->qpel_avg[1][bxy](c->temp + 8 , ref[8] + (bx>>2) + (by>>2)*stride + 8 , stride); c->qpel_avg[1][bxy](c->temp + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8*stride, stride); c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride); }else{ assert((fx>>1) + 16*s->mb_x >= -16); assert((fy>>1) + 16*s->mb_y >= -16); assert((fx>>1) + 16*s->mb_x <= s->width); assert((fy>>1) + 16*s->mb_y <= s->height); assert((bx>>1) + 16*s->mb_x >= -16); assert((by>>1) + 16*s->mb_y >= -16); assert((bx>>1) + 16*s->mb_x <= s->width); assert((by>>1) + 16*s->mb_y <= s->height); c->hpel_put[0][fxy](c->temp, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 16); c->hpel_avg[0][bxy](c->temp, ref[8] + (bx>>1) + (by>>1)*stride, stride, 16); } } d = cmp_func(s, c->temp, src[0], stride, 16); }else d= 256*256*256*32; }else{ int uvdxy; if(dxy){ if(qpel){ c->qpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride); if(chroma){ int cx= hx/2; int cy= hy/2; cx= (cx>>1)|(cx&1); cy= (cy>>1)|(cy&1); uvdxy= (cx&1) + 2*(cy&1); } }else{ c->hpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride, h); if(chroma) uvdxy= dxy | (x&1) | (2*(y&1)); } d = cmp_func(s, c->temp, src[0], stride, h); }else{ d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h); if(chroma) uvdxy= (x&1) + 2*(y&1); } if(chroma){ uint8_t * const uvtemp= c->temp + 16*stride; c->hpel_put[size+1][uvdxy](uvtemp , ref[1] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1); c->hpel_put[size+1][uvdxy](uvtemp+8, ref[2] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1); d += chroma_cmp_func(s, uvtemp , src[1], uvstride, h>>1); d += chroma_cmp_func(s, uvtemp+8, src[2], uvstride, h>>1); } } #if 0 if(full_pel){ const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1); score_map[index]= d; } d += (c->mv_penalty[hx - c->pred_x] + c->mv_penalty[hy - c->pred_y])*c->penalty_factor; #endif return d; }
https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est.c/#L176
d2a_code_data_41953
void bn_sqr_normal(BN_ULONG *r, const BN_ULONG *a, int n, BN_ULONG *tmp) { int i, j, max; const BN_ULONG *ap; BN_ULONG *rp; max = n * 2; ap = a; rp = r; rp[0] = rp[max - 1] = 0; rp++; j = n; if (--j > 0) { ap++; rp[j] = bn_mul_words(rp, ap, j, ap[-1]); rp += 2; } for (i = n - 2; i > 0; i--) { j--; ap++; rp[j] = bn_mul_add_words(rp, ap, j, ap[-1]); rp += 2; } bn_add_words(r, r, r, max); bn_sqr_words(tmp, a, n); bn_add_words(r, r, tmp, max); }
https://github.com/openssl/openssl/blob/b90506e995d44dee0ef4dd0324b56b59154256c2/crypto/bn/bn_sqr.c/#L113