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string
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string
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flipper-zero-tutorials
github_2023
jamisonderek
c
rps_render_playing_game
static void rps_render_playing_game(Canvas* canvas, void* ctx) { furi_assert(ctx); GameContext* game_context = ctx; // Attempt to aquire context, so we can read the data. if(furi_mutex_acquire(game_context->mutex, 200) != FuriStatusOk) { return; } GameData* data = game_context->data; ...
// Render UI when we are playing the game. // @param canvas rendering surface of the Flipper Zero. // @param ctx pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L508-L666
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_render_error
static void rps_render_error(Canvas* canvas, void* ctx) { furi_assert(ctx); GameContext* game_context = ctx; // Attempt to aquire context, so we can read the data. if(furi_mutex_acquire(game_context->mutex, 200) != FuriStatusOk) { return; } GameData* data = game_context->data; Game...
// Render UI when we encounter an error in the game. // @param canvas rendering surface of the Flipper Zero. // @param ctx pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L671-L700
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_render_main_menu
static void rps_render_main_menu(Canvas* canvas, void* ctx) { GameContext* game_context = ctx; canvas_set_font(canvas, FontPrimary); canvas_draw_str_aligned(canvas, 2, 0, AlignLeft, AlignTop, "ROCK PAPER SCISSORS"); canvas_draw_str_aligned(canvas, 30, 15, AlignLeft, AlignTop, "Edit contact info"); ...
// Render UI when we are hosting the game. // @param canvas rendering surface of the Flipper Zero. // @param ctx pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L705-L724
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_render_past_games
static void rps_render_past_games(Canvas* canvas, void* ctx) { GameContext* game_context = ctx; canvas_set_font(canvas, FontPrimary); PlayerStats* stats = game_context->data->viewing_player_stats; if(!stats) { canvas_draw_str_aligned(canvas, 10, 30, AlignLeft, AlignTop, "NO GAMES PLAYED."); ...
// Render UI when we are showing previous games. // @param canvas rendering surface of the Flipper Zero. // @param ctx pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L729-L770
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_render_choose_social
static void rps_render_choose_social(Canvas* canvas, void* ctx) { GameContext* game_context = ctx; UNUSED(game_context); int line = game_context->data->social_line; int index = line - 2; if(index < 0) { index = 0; } canvas_clear(canvas); canvas_set_font(canvas, FontPrimary); ...
// Render UI when we are choosing a social identity to share. // @param canvas rendering surface of the Flipper Zero. // @param ctx pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L775-L804
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
get_char
static char get_char(GameContext* game_context, bool long_press) { int c_r = game_context->data->keyboard_row; int c_c = game_context->data->keyboard_col; char ch = keyboard[c_r][c_c]; if(!long_press && ch >= 'A' && ch <= 'Z') { ch += 32; } return ch; }
// Return the character at the current keyboard cursor position. // @param game_context pointer to a GameContext. // @param long_press true if the key was held down for a long time.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L809-L819
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
draw_arrow
static void draw_arrow(Canvas* canvas, int x, int y, bool tail) { canvas_draw_line(canvas, x, y + 2, x + 4, y + 2); canvas_draw_line(canvas, x, y + 2, x + 2, y); canvas_draw_line(canvas, x, y + 2, x + 2, y + 4); if(tail) { canvas_draw_line(canvas, x + 4, y + 2, x + 4, y); } }
// Render an arrow, for enter and backspace. // @param canvas rendering surface of the Flipper Zero. // @param x x coordinate of the arrow. // @param y y coordinate of the arrow. // @param tail true for enter, false for backspace.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L826-L833
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_render_input_text
static void rps_render_input_text(Canvas* canvas, void* ctx) { GameContext* game_context = ctx; UNUSED(game_context); canvas_clear(canvas); canvas_set_font(canvas, FontKeyboard); canvas_set_color(canvas, ColorBlack); canvas_draw_str(canvas, 0, 8, furi_string_get_cstr(game_context->data->keyboar...
// Render UI when we are inputting text. // @param canvas rendering surface of the Flipper Zero. // @param ctx pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L838-L879
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_render_callback
static void rps_render_callback(Canvas* canvas, void* ctx) { furi_assert(ctx); GameContext* game_context = ctx; if(game_context->data->screen_state == ScreenHostGame) { rps_render_host_game(canvas, game_context); } else if(game_context->data->screen_state == ScreenError) { rps_render_er...
// We register this callback to get invoked whenever we need to render the screen. // We render the UI on this callback thread. // @param canvas rendering surface of the Flipper Zero. // @param ctx pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L942-L965
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_broadcast
static void rps_broadcast(GameContext* game_context, FuriString* buffer) { uint8_t* message = (uint8_t*)furi_string_get_cstr(buffer); FURI_LOG_I(TAG, "Broadcast message >%s<", message); // Make sure our message will fit into a packet; if not truncate it. size_t length = strlen((char*)message); if(l...
// This is a helper method that broadcasts a buffer. // If the message is too large, the message will get truncated. // @param game_context pointer to a GameContext. // @param buffer string to broadcast.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L971-L1005
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_broadcast_move
static void rps_broadcast_move(GameContext* game_context, Move moveToSend) { GameData* data = game_context->data; FURI_LOG_I(TAG, "Sending move %c", moveToSend); // The message for game 42 with a move with value Rock should look like... "YourFlip: RPS:MA042R\r\n" furi_string_printf( data->buff...
// Our GameEventSendCounter handler invokes this method. // We broadcast - "YourFlip: " + "RPS:" + move"M" + version"A" + game"###" + move"R" + "\r\n" // @param game_context pointer to a GameContext. // @param moveToSend the move to send to the remote player.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1011-L1026
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_broadcast_beacon
static void rps_broadcast_beacon(GameContext* game_context) { GameData* data = game_context->data; FURI_LOG_I(TAG, "Sending beacon"); // The message for game 42 should look like... "YourFlip: RPS:BA042\r\n" furi_string_printf( data->buffer, "%s: %s:%c%c%03u\r\n", furi_hal_versi...
// Our GameEventTypeTimer handler invokes this method. // We broadcast - "YourFlip: " + "RPS:" + beacon"B" + version"A" + game"###" + "\r\n" // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1031-L1045
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_broadcast_not_beacon
static void rps_broadcast_not_beacon(GameContext* game_context) { GameData* data = game_context->data; FURI_LOG_I(TAG, "Sending not beacon"); // The message for game 42 should look like... "YourFlip: RPS:NA042\r\n" furi_string_printf( data->buffer, "%s: %s:%c%c%03u\r\n", furi_h...
// Our GameEventTypeTimer handler invokes this method. // We broadcast - "YourFlip: " + "RPS:" + notbeacon"N" + version"A" + game"###" + "\r\n" // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1050-L1064
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_broadcast_join
static void rps_broadcast_join(GameContext* game_context) { GameData* data = game_context->data; data->echo_duration = 42; unsigned int gameNumber = data->game_number; FURI_LOG_I(TAG, "Joining game %d.", gameNumber); // The message for game 42 should look like... "YourFlip: RPS:JA042NYourNameHere\...
// Send message that indicates Flipper is joining a specific game. // We broadcast - "YourFlip: " + "RPS:" + join"J" + version"A" + game"###" + "NYourNameHere" + "\r\n" // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1101-L1118
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_broadcast_join_acknowledge
static void rps_broadcast_join_acknowledge(GameContext* game_context) { GameData* data = game_context->data; data->echo_duration = 12; unsigned int gameNumber = data->game_number; FURI_LOG_I(TAG, "Acknowledge joining game %d.", gameNumber); // The message for game 42 should look like... "YourFlip:...
// Send message that acknowledges Flipper joining a specific game. // We broadcast - "YourFlip: " + "RPS:" + joinAck"A" + version"A" + game"###" + "NYourNameHere" + "\r\n" // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1123-L1140
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
duration
static uint32_t duration(uint32_t tick) { uint32_t current = furi_get_tick(); // Every 55 days the tick could wrap. if(current < tick) { FURI_LOG_T(TAG, "tick count wrapped! current:%ld prev:%ld", current, tick); return current + (UINT32_MAX - tick); } return current - tick; }
// Calculates the elapsed duration (in ticks) since a previous tick. // @param tick previous tick obtained from furi_get_tick().
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1144-L1153
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_state_machine_update
static void rps_state_machine_update(GameContext* game_context) { GameData* d = game_context->data; if((d->screen_state != ScreenPlayingGame) && (d->screen_state != ScreenError)) { FURI_LOG_T(TAG, "Not in playing game state. screenState:%d", d->screen_state); return; } FURI_LOG_I( ...
// Updates the state machine, if needed. // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1157-L1227
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_state_machine_remote_joined
static bool rps_state_machine_remote_joined(GameContext* game_context) { if(StateHostingLookingForPlayer == game_context->data->local_player) { FURI_LOG_I(TAG, "Remote player joined our game!"); game_context->data->remote_player = StateReady; game_context->data->remote_move_tick = furi_get_t...
// Update the state machine to reflect that a remote user joined the game. // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1231-L1245
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_state_machine_local_moved
static bool rps_state_machine_local_moved(GameContext* game_context, Move move) { FURI_LOG_I(TAG, "Local move %c.", move); Move localMove = MoveUnknown; GameState localState = StateReady; if(MoveCount == move && StateReady == game_context->data->local_player) { localMove = MoveCount1; ...
// Update the state machine to reflect the local user's move. // @param game_context pointer to a GameContext. // @param move local user move.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1250-L1302
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rps_state_machine_remote_moved
static bool rps_state_machine_remote_moved(GameContext* game_context, Move move) { GameState remoteState = StateReady; FURI_LOG_I(TAG, "Remote move %c.", move); if(MoveCount1 == move && StateReady == game_context->data->remote_player) { remoteState = StateCount1; } else if(MoveCount2 == move &&...
// Update the state machine to reflect the remote user's move. // @param game_context pointer to a GameContext. // @param move remote user move.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1307-L1336
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
ensure_dir_exists
static void ensure_dir_exists(Storage* storage) { // If apps_data directory doesn't exist, create it. if(!storage_dir_exists(storage, RPS_APPS_DATA_FOLDER)) { FURI_LOG_I(TAG, "Creating directory: %s", RPS_APPS_DATA_FOLDER); storage_simply_mkdir(storage, RPS_APPS_DATA_FOLDER); } else { ...
// This is a helper method that creates the game directory if it does not exist. // @param storage pointer to a Storage.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1530-L1546
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
save_local_contact
static void save_local_contact(GameContext* game_context) { if(furi_mutex_acquire(game_context->mutex, FuriWaitForever) != FuriStatusOk) { return; } Storage* storage = furi_record_open(RECORD_STORAGE); ensure_dir_exists(storage); FURI_LOG_I(TAG, "Saving social: %s", furi_string_get_cstr(gam...
// Saves a local contact to the file system. // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1550-L1600
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
load_social_data
static void load_social_data(int index, bool skip_first_char, FuriString* buffer) { Storage* storage = furi_record_open(RECORD_STORAGE); File* social_file = storage_file_alloc(storage); if(storage_file_open(social_file, RPS_SOCIAL_PATH, FSAM_READ, FSOM_OPEN_EXISTING)) { char ch; FURI_LOG_T(...
// Loads a local contact from the file system. // @param index index of the contact to load. // @param skip_first_char true if the first character should be skipped. // @param buffer pointer to a FuriString.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1606-L1637
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
load_keyboard_data
static void load_keyboard_data(GameContext* game_context) { load_social_data( contact_list[game_context->data->social_line][0], true, game_context->data->keyboard_data); }
// Fills the keyboard data array with the previously saved social information. // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1641-L1644
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
load_local_contact
static void load_local_contact(GameContext* game_context) { load_social_data(0, false, game_context->data->local_contact); if(furi_string_size(game_context->data->local_contact) > 0) { char ch = furi_string_get_char(game_context->data->local_contact, 0); for(int i = 0; i < (int)COUNT_OF(contact_...
// Loads the initial local contact from the file system. // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1648-L1659
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
save_result
static void save_result(GameContext* game_context) { if(furi_mutex_acquire(game_context->mutex, FuriWaitForever) != FuriStatusOk) { return; } DateTime datetime; furi_hal_rtc_get_datetime(&datetime); furi_string_printf( game_context->data->buffer, "%c%c\t%04d-%02d-%02dT%02d:...
// Saves a game result to the file system. // @param game_context pointer to a GameContext.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1663-L1731
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
rock_paper_scissors_app
int32_t rock_paper_scissors_app(void* p) { UNUSED(p); // Configure our initial data. GameContext* game_context = malloc(sizeof(GameContext)); game_context->mutex = furi_mutex_alloc(FuriMutexTypeNormal); game_context->data = malloc(sizeof(GameData)); game_context->data->buffer = furi_string_allo...
// This is the entry point for our application, which should match the application.fam file.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/rock_paper_scissors/rock_paper_scissors.c#L1872-L2575
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_worker_update_rx_event_callback
static void subghz_demo_worker_update_rx_event_callback(void* ctx) { furi_assert(ctx); DemoContext* demo_context = ctx; DemoEvent event = {.type = DemoEventDataDetected}; furi_message_queue_put(demo_context->queue, &event, FuriWaitForever); }
// We register this callback to get invoked whenever new subghz data is received. // We queue a DemoEventDataDetected message and then return to the caller.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L89-L94
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_receive_data
static void subghz_demo_receive_data(DemoContext* instance) { uint8_t message[MESSAGE_MAX_LEN] = {0}; memset(message, 0x00, MESSAGE_MAX_LEN); size_t len = subghz_tx_rx_worker_read(instance->subghz_txrx, message, MESSAGE_MAX_LEN); size_t game_name_len = strlen(SUBGHZ_GAME_NAME); if(len < (game_name_l...
// This gets invoked when we process a DemoEventDataDetected event. // We read the message using subghz_tx_rx_worker_read. // We determine if the message is in the valid format. // If valid, we queue a DemoEventReceivedCounter/Tone message with the counter/frequency. // IMPORTANT: The code processing our event needs to...
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L101-L182
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_input_callback
static void subghz_demo_input_callback(InputEvent* input_event, void* ctx_q) { furi_assert(ctx_q); FuriMessageQueue* queue = ctx_q; DemoEvent event = {.type = DemoEventTypeKey, .input = *input_event}; furi_message_queue_put(queue, &event, FuriWaitForever); }
// This gets invoked when input (button press) is detected. // We queue a DemoEventTypeKey message with the input event data.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L186-L191
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_tick_callback
static void subghz_demo_tick_callback(void* ctx_q) { furi_assert(ctx_q); FuriMessageQueue* queue = ctx_q; DemoEvent event = {.type = DemoEventTypeTick}; // We don't pass a wait value for 3rd parameter -- this event is not critical (and will happen again soon). furi_message_queue_put(queue, &event, 0...
// We register this callback to get invoked by the timer on every tick. // We queue a DemoEventTypeTick message and then return to the caller.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L195-L201
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_send_count
static void subghz_demo_send_count(void* ctx) { furi_assert(ctx); DemoContext* demo_context = ctx; FuriMessageQueue* queue = demo_context->queue; DemoData* data = demo_context->data; unsigned int counter = data->localCounter; DemoEvent event = {.type = DemoEventSendCounter, .number = counter}; ...
// Our DemoEventTypeKey handler invokes this method when user clicks OK button. // We queue a DemoEventSendCounter message with the counter data.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L205-L213
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_send_tone
static void subghz_demo_send_tone(void* ctx, unsigned int frequency) { furi_assert(ctx); DemoContext* demo_context = ctx; FuriMessageQueue* queue = demo_context->queue; DemoEvent event = {.type = DemoEventSendTone, .number = frequency}; furi_message_queue_put(queue, &event, FuriWaitForever); }
// Our DemoEventTypeKey handler invokes this method when user clicks UP button. // We queue a DemoEventSendTone message with the frequency data.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L217-L223
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_render_callback
static void subghz_demo_render_callback(Canvas* canvas, void* ctx) { furi_assert(ctx); DemoContext* demo_context = ctx; // Attempt to aquire context, so we can read the data. if(furi_mutex_acquire(demo_context->mutex, 200) != FuriStatusOk) { return; } DemoData* data = demo_context->dat...
// We register this callback to get invoked whenever we need to render the screen. // We render the UI on this callback thread.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L227-L260
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_update_local_counter
static void subghz_demo_update_local_counter(DemoContext* demo_context) { DemoData* data = demo_context->data; // Increment the counter (which is supposed to be a 4 digit number for this app.) data->localCounter++; if(data->localCounter >= 10000U) { data->localCounter = 0; } FURI_LOG_T...
// Our DemoEventTypeTick handler invokes this method. // We increment our counter (wrapping back to 0 if it exceeds a 4 digit number.)
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L264-L274
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_update_remote_counter
static void subghz_demo_update_remote_counter(DemoContext* demo_context, DemoEvent* event) { // The queueing code should have made sure the value was valid. furi_assert(event->number < 10000U); DemoData* data = demo_context->data; data->remoteCounter = event->number; FURI_LOG_I(TAG, "Remote counter...
// Our DemoEventReceivedCounter handler invokes this method. // We update our remote counter.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L278-L285
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_play_tone
static void subghz_demo_play_tone(DemoContext* demo_context, DemoEvent* event) { UNUSED(demo_context); unsigned int frequency = event->number; FURI_LOG_I(TAG, "Playing frequency %04u", frequency); // Make tones if the speaker is available. if(furi_hal_speaker_acquire(1000)) { // We wait up to a sec...
// Our DemoEventReceivedTone handler invokes this method. // We play a quick (100ms) tone of the desired frequency.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L289-L303
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_broadcast
static void subghz_demo_broadcast(DemoContext* demo_context, FuriString* buffer) { uint8_t* message = (uint8_t*)furi_string_get_cstr(buffer); // Make sure our message will fit into a packet; if not truncate it. size_t length = strlen((char*)message); if(length > MESSAGE_MAX_LEN) { FURI_LOG_E( ...
// This is a helper method that broadcasts a buffer. // If the message is too large, the message will get truncated.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L307-L327
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_broadcast_counter
static void subghz_demo_broadcast_counter(DemoContext* demo_context, unsigned int counterToSend) { // The counter is supposed to be a 4 digit number. furi_assert(counterToSend < 10000U); DemoData* data = demo_context->data; FURI_LOG_I(TAG, "Sending counter %04u", counterToSend); // The message for...
// Our DemoEventSendCounter handler invokes this method. // We broadcast - "game name + purpose (Counter) + Version (A) + 4 digit counter value + : + Flipper name + \r\n"
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L331-L349
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_broadcast_tone
static void subghz_demo_broadcast_tone(DemoContext* demo_context, unsigned int frequency) { DemoData* data = demo_context->data; FURI_LOG_I(TAG, "Sending frequency %04u", frequency); // The message for a frequency of 440 should look like... "SGDEMO:TA440:YourFlip\r\n" furi_string_printf( data...
// Our DemoEventSendTone handler invokes this method. // We broadcast - "game name + purpose (Tone) + Version (A) + frequency + : + Flipper name + \r\n"
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L353-L369
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_demo_app
int32_t subghz_demo_app(void* p) { UNUSED(p); // For this demo we hardcode to 433.92MHz. uint32_t frequency = 433920000; // TODO: Have an ordered list of frequencies we try, instead of just 1 frequency. // Configure our initial data. DemoContext* demo_context = malloc(sizeof(DemoContext)); ...
// This is the entry point for our application, which should match the application.fam file.
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/plugins/subghz_demo/subghz_demo_app.c#L372-L543
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
subghz_protocol_x10_check_remote_controller
static void subghz_protocol_x10_check_remote_controller(SubGhzBlockGeneric* instance) { instance->serial = (instance->data & 0xF0000000) >> (24+4); instance->btn = (((instance->data & 0x07000000) >> 24) | ((instance->data & 0xF800) >> 8)); }
/** * Set the serial and btn values based on the data and data_count_bit. * @param instance Pointer to a SubGhzBlockGeneric* instance */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/subghz/protocols/x10/x10.c#L209-L212
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_navigation_exit_callback
static uint32_t skeleton_navigation_exit_callback(void* _context) { UNUSED(_context); return VIEW_NONE; }
/** * @brief Callback for exiting the application. * @details This function is called when user press back button. We return VIEW_NONE to * indicate that we want to exit the application. * @param _context The context - unused * @return next view id */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L69-L72
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_navigation_submenu_callback
static uint32_t skeleton_navigation_submenu_callback(void* _context) { UNUSED(_context); return SkeletonViewSubmenu; }
/** * @brief Callback for returning to submenu. * @details This function is called when user press back button. We return VIEW_NONE to * indicate that we want to navigate to the submenu. * @param _context The context - unused * @return next view id */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L81-L84
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_navigation_configure_callback
static uint32_t skeleton_navigation_configure_callback(void* _context) { UNUSED(_context); return SkeletonViewConfigure; }
/** * @brief Callback for returning to configure screen. * @details This function is called when user press back button. We return VIEW_NONE to * indicate that we want to navigate to the configure screen. * @param _context The context - unused * @return next view id */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L93-L96
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_submenu_callback
static void skeleton_submenu_callback(void* context, uint32_t index) { SkeletonApp* app = (SkeletonApp*)context; switch(index) { case SkeletonSubmenuIndexConfigure: view_dispatcher_switch_to_view(app->view_dispatcher, SkeletonViewConfigure); break; case SkeletonSubmenuIndexGame: ...
/** * @brief Handle submenu item selection. * @details This function is called when user selects an item from the submenu. * @param context The context - SkeletonApp object. * @param index The SkeletonSubmenuIndex item that was clicked. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L104-L119
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_setting_item_clicked
static void skeleton_setting_item_clicked(void* context, uint32_t index) { SkeletonApp* app = (SkeletonApp*)context; index++; // The index starts at zero, but we want to start at 1. // Our configuration UI has the 2nd item as a text field. if(index == 2) { // Header to display on the text input...
/** * @brief Callback when item in configuration screen is clicked. * @details This function is called when user clicks OK on an item in the configuration screen. * If the item clicked is our text field then we switch to the text input screen. * @param context The context - SkeletonApp obje...
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L165-L204
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_view_game_draw_callback
static void skeleton_view_game_draw_callback(Canvas* canvas, void* model) { SkeletonGameModel* my_model = (SkeletonGameModel*)model; canvas_draw_icon(canvas, my_model->x, 20, &I_glyph_1_14x40); canvas_draw_str(canvas, 1, 10, "LEFT/RIGHT to change x"); FuriString* xstr = furi_string_alloc(); furi_str...
/** * @brief Callback for drawing the game screen. * @details This function is called when the screen needs to be redrawn, like when the model gets updated. * @param canvas The canvas to draw on. * @param model The model - MyModel object. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L212-L230
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_view_game_timer_callback
static void skeleton_view_game_timer_callback(void* context) { SkeletonApp* app = (SkeletonApp*)context; view_dispatcher_send_custom_event(app->view_dispatcher, SkeletonEventIdRedrawScreen); }
/** * @brief Callback for timer elapsed. * @details This function is called when the timer is elapsed. We use this to queue a redraw event. * @param context The context - SkeletonApp object. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L237-L240
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_view_game_enter_callback
static void skeleton_view_game_enter_callback(void* context) { uint32_t period = furi_ms_to_ticks(200); SkeletonApp* app = (SkeletonApp*)context; furi_assert(app->timer == NULL); app->timer = furi_timer_alloc(skeleton_view_game_timer_callback, FuriTimerTypePeriodic, context); furi_timer_star...
/** * @brief Callback when the user starts the game screen. * @details This function is called when the user enters the game screen. We start a timer to * redraw the screen periodically (so the random number is refreshed). * @param context The context - SkeletonApp object. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L248-L255
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_view_game_exit_callback
static void skeleton_view_game_exit_callback(void* context) { SkeletonApp* app = (SkeletonApp*)context; furi_timer_stop(app->timer); furi_timer_free(app->timer); app->timer = NULL; }
/** * @brief Callback when the user exits the game screen. * @details This function is called when the user exits the game screen. We stop the timer. * @param context The context - SkeletonApp object. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L262-L267
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_view_game_custom_event_callback
static bool skeleton_view_game_custom_event_callback(uint32_t event, void* context) { SkeletonApp* app = (SkeletonApp*)context; switch(event) { case SkeletonEventIdRedrawScreen: // Redraw screen by passing true to last parameter of with_view_model. { bool redraw = true; ...
/** * @brief Callback for custom events. * @details This function is called when a custom event is sent to the view dispatcher. * @param event The event id - SkeletonEventId value. * @param context The context - SkeletonApp object. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L275-L305
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_view_game_input_callback
static bool skeleton_view_game_input_callback(InputEvent* event, void* context) { SkeletonApp* app = (SkeletonApp*)context; if(event->type == InputTypeShort) { if(event->key == InputKeyLeft) { // Left button clicked, reduce x coordinate. bool redraw = true; with_view_...
/** * @brief Callback for game screen input. * @details This function is called when the user presses a button while on the game screen. * @param event The event - InputEvent object. * @param context The context - SkeletonApp object. * @return true if the event was handled, false otherwis...
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L314-L352
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
skeleton_app_free
static void skeleton_app_free(SkeletonApp* app) { #ifdef BACKLIGHT_ON notification_message(app->notifications, &sequence_display_backlight_enforce_auto); #endif furi_record_close(RECORD_NOTIFICATION); view_dispatcher_remove_view(app->view_dispatcher, SkeletonViewTextInput); text_input_free(app->text_in...
/** * @brief Free the skeleton application. * @details This function frees the skeleton application resources. * @param app The skeleton application object. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L457-L478
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
main_skeleton_app
int32_t main_skeleton_app(void* _p) { UNUSED(_p); SkeletonApp* app = skeleton_app_alloc(); view_dispatcher_run(app->view_dispatcher); skeleton_app_free(app); return 0; }
/** * @brief Main function for skeleton application. * @details This function is the entry point for the skeleton application. It should be defined in * application.fam as the entry_point setting. * @param _p Input parameter - unused * @return 0 - Success */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/ui/skeleton_app/app.c#L487-L495
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_thread
static int32_t imu_thread(void* context) { furi_assert(context); ImuThread* imu = context; // float yaw_last = 0.f; // float pitch_last = 0.f; // float diff_x = 0.f; // float diff_y = 0.f; calibrate_gyro(imu); icm42688p_accel_config(imu->icm42688p, AccelFullScale16G, ACCEL_GYRO_RATE);...
// static float imu_angle_diff(float a, float b) { // float diff = a - b; // if(diff > 180.f) // diff -= 360.f; // else if(diff < -180.f) // diff += 360.f; // return diff; // }
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/air_level/engine/sensors/imu.c#L125-L165
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_madgwick_filter
static void imu_madgwick_filter( ImuProcessedData* out, ICM42688PScaledData* accel, ICM42688PScaledData* gyro) { float recipNorm; float s0, s1, s2, s3; float qDot1, qDot2, qDot3, qDot4; float _2q0, _2q1, _2q2, _2q3, _4q0, _4q1, _4q2, _8q1, _8q2, q0q0, q1q1, q2q2, q3q3; // Rate of change...
/* Simple madgwik filter, based on: https://github.com/arduino-libraries/MadgwickAHRS/ */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/air_level/engine/sensors/imu.c#L200-L272
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
level_imu_alloc
static void level_imu_alloc(Level* level, GameManager* manager, void* ctx) { UNUSED(ctx); UNUSED(manager); level_add_entity(level, &imu_debug_desc); }
/**** Level ****/
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/air_level/levels/level_imu.c#L130-L134
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
level_alloc
static void level_alloc(Level* level, GameManager* manager, void* context) { UNUSED(manager); UNUSED(context); // Add player entity to the level player_spawn(level, manager); // Add wall entities to the level wall_index = 0; for(size_t i = 0; i < COUNT_OF(walls); i++) { level_add_e...
/****** Level ******/
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/apps/air_labyrinth/game.c#L296-L308
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
game_start
static void game_start(GameManager* game_manager, void* ctx) { UNUSED(game_manager); // Do some initialization here, for example you can load score from storage. // For simplicity, we will just set it to 0. GameContext* game_context = ctx; game_context->score = 0; game_context->imu = imu_alloc...
/****** Game ******/ /* Write here the start code for your game, for example: creating a level and so on. Game context is allocated (game.context_size) and passed to this function, you can use it to store your game data. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/apps/air_labyrinth/game.c#L331-L344
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
game_stop
static void game_stop(void* ctx) { GameContext* game_context = ctx; imu_free(game_context->imu); game_context->imu = NULL; // Do some deinitialization here, for example you can save score to storage. // For simplicity, we will just print it. FURI_LOG_I("Game", "Your score: %lu", game_context->s...
/* Write here the stop code for your game, for example: freeing memory, if it was allocated. You don't need to free level, sprites or entities, it will be done automatically. Also, you don't need to free game_context, it will be done automatically, after this function. */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/apps/air_labyrinth/game.c#L351-L359
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_release
static void imu_controller_release(ImuController* controller, InputKey key) { // If the button was already released, ignore the request. if(controller->button_state[key] == ButtonStateReleased) { return; } if(controller->config->vibro_duration) { furi_hal_vibro_on(true); } // I...
/** * @brief Release a virtual button * @param controller The controller * @param key The key */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L49-L75
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_press
static void imu_controller_press(ImuController* controller, InputKey key) { if(controller->button_press_tick[key]) { // If the button was already pressed, check if we need to send a InputTypeLong or InputTypeRepeat event. uint32_t duration = furi_get_tick() - controller->button_press_tick[key]; ...
/** * @brief Press a virtual button * @param controller The controller * @param key The key */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L82-L145
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_callback
static void imu_controller_callback(void* context) { ImuController* imu_controller = (ImuController*)context; // Acquire the mutex to access the IMU furi_mutex_acquire(imu_controller->mutex, FuriWaitForever); if(imu_present(imu_controller->imu)) { // Get the roll (up/down) float roll =...
/** * @brief IMU controller callback * @details This function is called periodically to check the IMU orientation and send virtual button events. * @param context The context */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L152-L192
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_release_buttons
static void imu_controller_release_buttons(void* context) { ImuController* imu_controller = (ImuController*)context; imu_controller_release(imu_controller, InputKeyUp); imu_controller_release(imu_controller, InputKeyDown); imu_controller_release(imu_controller, InputKeyLeft); imu_controller_release(...
/** * @brief Release all virtual buttons * @param context The context */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L198-L204
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_free
void imu_controller_free(ImuController* imu_controller) { furi_timer_stop(imu_controller->timer); furi_timer_free(imu_controller->timer); imu_controller_release_buttons(imu_controller); imu_free(imu_controller->imu); furi_mutex_free(imu_controller->mutex); free(imu_controller); }
/** * @brief Free the IMU controller * @param imu_controller The IMU controller */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L233-L240
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_start
void imu_controller_start(ImuController* imu_controller) { furi_timer_start( imu_controller->timer, furi_kernel_get_tick_frequency() / BUTTON_READINGS_PER_SECOND); }
/** * @brief Start the IMU controller * @details This function starts the IMU controller, which will periodically check the IMU orientation and send virtual button events. * @param imu_controller The IMU controller */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L247-L250
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_stop
void imu_controller_stop(ImuController* imu_controller) { furi_timer_stop(imu_controller->timer); }
/** * @brief Stop the IMU controller * @details This function stops the IMU controller, which will stop checking the IMU orientation and sending virtual button events. * @param imu_controller The IMU controller */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L257-L259
89716a9b00eacce7055a75fddb5a3adde93f265f
flipper-zero-tutorials
github_2023
jamisonderek
c
imu_controller_recalibrate
void imu_controller_recalibrate(ImuController* imu_controller) { imu_controller_stop(imu_controller); furi_mutex_acquire(imu_controller->mutex, FuriWaitForever); imu_free(imu_controller->imu); imu_controller->imu = imu_alloc(); furi_mutex_release(imu_controller->mutex); imu_controller_start(imu_...
/** * @brief Recalibrate the IMU controller * @details This function stops the IMU controller, recalibrates the IMU and starts the IMU controller again. * @param imu_controller The IMU controller */
https://github.com/jamisonderek/flipper-zero-tutorials/blob/89716a9b00eacce7055a75fddb5a3adde93f265f/vgm/imu_controller/imu_controller.c#L266-L273
89716a9b00eacce7055a75fddb5a3adde93f265f
SBEMU
github_2023
crazii
c
MAIN_InterruptPM
static void MAIN_InterruptPM() { const uint8_t irq = PIC_GetIRQ(); if(irq != aui.card_irq) //shared IRQ handled by other handlers(EOI sent) or new irq arrived after EOI but not for us return; //if(MAIN_InINT&MAIN_ININT_PM) return; //skip reentrance. go32 will do this so actually we don't need it ...
//with the modified fork of HDPMI, HDPMI will route PM interrupts to IVT. //IRQ routing path: //PM: IDT -> PM handlers after SBEMU -> SBEMU MAIN_InterruptPM(*) -> PM handlers befoe SBEMU -> IVT -> SBEMU MAIN_InterruptRM(*) -> DPMI entrance -> IVT handlers before DPMI installed //RM: IVT -> RM handlers before SBEMU -> S...
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/main.c#L1084-L1125
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
setenv
int setenv(const char *name, const char *value, int rewrite) { int namelen; int vallen; if(name == NULL || value == NULL || (namelen=strlen(name)) == 0 || (vallen=strlen(value)) == 0) return -1; //find PSP of COMMAND.COM uint32_t psp = 0; uint32_t parent = 0; { DPMI_REG r = ...
// http://www.techhelpmanual.com/346-dos_environment.html
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/utility.c#L7-L91
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_als4000_configure2
static void snd_als4000_configure2(struct snd_sb *chip) { u8 tmp; int i; /* do some more configuration */ spin_lock_irq(&chip->mixer_lock); tmp = snd_als4_cr_read(chip, ALS4K_CR0_SB_CONFIG); snd_als4_cr_write(chip, ALS4K_CR0_SB_CONFIG, tmp|ALS4K_CR0_MX80_81_REG_WRITE_ENABLE); /* always select DMA channel 0,...
// Need to call this after playback_trigger, or else PCM interrupts do not fire and FM sound volume is extremely low
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/als4000.c#L293-L332
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_als4000_interrupt
irqreturn_t snd_als4000_interrupt(int irq, void *dev_id) { struct snd_sb *chip = dev_id; uint8_t pci_irqstatus; uint8_t sb_irqstatus; //snd_als4k_gcr_write(chip, ALS4K_GCR8C_MISC_CTRL, (3<<16) | 0); // Mask INTA# output /* find out which bit of the ALS4000 PCI block produced the interrupt, SPECS_PAGE: 38, 5 ...
/* FIXME: this IRQ routine doesn't really support IRQ sharing (we always * return IRQ_HANDLED no matter whether we actually had an IRQ flag or not). * ALS4000a.PDF writes that while ACKing IRQ in PCI block will *not* ACK * the IRQ in the SB core, ACKing IRQ in SB block *will* ACK the PCI IRQ * register (alt_port + ...
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/als4000.c#L400-L475
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_als4000_playback_open
int snd_als4000_playback_open(struct snd_pcm_substream *substream) { struct snd_sb *chip = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; chip->playback_substream = substream; runtime->hw = snd_als4000_playback; return 0; }
/*****************************************************************/
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/als4000.c#L531-L539
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_als4000_set_addr
static void snd_als4000_set_addr(unsigned long iobase, unsigned int sb_io, unsigned int mpu_io, unsigned int opl_io, unsigned int game_io) { u32 cfg1 = 0; u32 cfg2 = 0; if (mpu_io > 0) cfg2 |= (mpu_io | 1) << 16; if (sb_io > 0) cfg2 |= (sb_io | 1); if (game_io > 0) cfg1 |= (game_io | 1) ...
/******************************************************************/
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/als4000.c#L612-L631
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_sbdsp_command
int snd_sbdsp_command(struct snd_sb *chip, unsigned char val) { int i; #ifdef IO_DEBUG snd_printk(KERN_DEBUG "command (%X) 0x%x\n", chip->port, val); #endif for (i = BUSY_LOOPS; i; i--) if ((inb(SBP(chip, STATUS)) & 0x80) == 0) { outb(val, SBP(chip, COMMAND)); return 1; } snd_printd("%s [0x%lx]: timeout (...
//#define IO_DEBUG 1
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_common.c#L31-L44
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_sbmixer_write
void snd_sbmixer_write(struct snd_sb *chip, unsigned char reg, unsigned char data) { outb(reg, SBP(chip, MIXER_ADDR)); udelay(10); outb(data, SBP(chip, MIXER_DATA)); udelay(10); #ifdef IO_DEBUG snd_printk(KERN_DEBUG "mixer_write (%X) 0x%x 0x%x\n", chip->port, reg, data); #endif }
//#define IO_DEBUG 1
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L17-L26
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_sbmixer_info_single
static int snd_sbmixer_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { int mask = (kcontrol->private_value >> 24) & 0xff; uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = ma...
/* * Single channel mixer element */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L48-L57
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_sbmixer_info_double
static int snd_sbmixer_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { int mask = (kcontrol->private_value >> 24) & 0xff; uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; uinfo->value.integer.min = 0; uinfo->value.integer.max = ma...
/* * Double channel mixer element */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L100-L109
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_dt019x_input_sw_info
static int snd_dt019x_input_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { static const char * const texts[5] = { "CD", "Mic", "Line", "Synth", "Master" }; return snd_ctl_enum_info(uinfo, 1, 5, texts); }
/* * DT-019x / ALS-007 capture/input switch */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L171-L178
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_als4k_mono_capture_route_info
static int snd_als4k_mono_capture_route_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { static const char * const texts[3] = { "L chan only", "R chan only", "L ch/2 + R ch/2" }; return snd_ctl_enum_info(uinfo, 1, 3, texts); }
/* * ALS4000 mono recording control switch */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L257-L265
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_sb8mixer_info_mux
static int snd_sb8mixer_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { static const char * const texts[3] = { "Mic", "CD", "Line" }; return snd_ctl_enum_info(uinfo, 1, 3, texts); }
/* * SBPRO input multiplexer */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L311-L318
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_sb16mixer_info_input_sw
static int snd_sb16mixer_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; uinfo->count = 4; uinfo->value.integer.min = 0; uinfo->value.integer.max = 1; return 0; }
/* * SB16 input switch */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L378-L385
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
snd_sbmixer_add_ctl
int snd_sbmixer_add_ctl(struct snd_sb *chip, const char *name, int index, int type, unsigned long value) { static const struct snd_kcontrol_new newctls[] = { [SB_MIX_SINGLE] = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .info = snd_sbmixer_info_single, .get = snd_sbmixer_get_single, .put = snd_sbmixer_put_sin...
/* */ /* */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/als4000/sb_mixer.c#L442-L495
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
amixer_set_y
static int amixer_set_y(struct amixer *amixer, unsigned int y) { struct hw *hw; hw = amixer->rsc.hw; hw->amixer_set_y(amixer->rsc.ctrl_blk, y); return 0; }
/* y is a 14-bit immediate constant */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/ctamixer.c#L71-L79
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
sum_master
static void sum_master(struct rsc *rsc) { rsc->conj = 0; rsc->idx = container_of(rsc, struct sum, rsc)->idx[0]; }
/* SUM resource management */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/ctamixer.c#L333-L337
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
ct_map_audio_buffer
static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm) { struct snd_pcm_runtime *runtime; struct ct_vm *vm; if (!apcm->substream) return 0; runtime = apcm->substream->runtime; vm = atc->vm; apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes); if (!apcm->vm_block) return...
/* * * Only mono and interleaved modes are supported now. * Always allocates a contiguous channel block. * */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/ctatc.c#L140-L157
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
ct_atc_create
int ct_atc_create(struct snd_card *card, struct pci_dev *pci, unsigned int rsr, unsigned int msr, int chip_type, unsigned int ssid, struct ct_atc **ratc) { struct ct_atc *atc; static const struct snd_device_ops ops = { .dev_free = atc_dev_free, }; int err; *ratc = NULL; atc = kzalloc(sizeof(*atc), ...
/** * ct_atc_create - create and initialize a hardware manager * @card: corresponding alsa card object * @pci: corresponding kernel pci device object * @rsr: reference sampling rate * @msr: master sampling rate * @chip_type: CHIPTYP enum values * @ssid: vendor ID (upper 16 bits) and device ID (lower 16 bi...
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/ctatc.c#L1698-L1780
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
create_hw_obj
int create_hw_obj(struct pci_dev *pci, enum CHIPTYP chip_type, enum CTCARDS model, struct hw **rhw) { int err; switch (chip_type) { case ATC20K1: err = create_20k1_hw_obj(rhw); break; case ATC20K2: err = create_20k2_hw_obj(rhw); break; default: err = -ENODEV; break; } if (err) return err; (*...
//#include <linux/bug.h>
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthardware.c#L19-L43
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
src_get_rsc_ctrl_blk
static int src_get_rsc_ctrl_blk(void **rblk) { struct src_rsc_ctrl_blk *blk; *rblk = NULL; blk = kzalloc(sizeof(*blk), GFP_KERNEL); if (!blk) return -ENOMEM; *rblk = blk; return 0; }
/* * Function implementation block. */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k1.c#L155-L167
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
set_timer_irq
static int set_timer_irq(struct hw *hw, int enable) { hw_write_20kx(hw, GIE, enable ? IT_INT : 0); return 0; }
/* Timer interrupt */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k1.c#L1165-L1169
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
hw_trn_init
static int hw_trn_init(struct hw *hw, const struct trn_conf *info) { u32 trnctl; u32 ptp_phys_low, ptp_phys_high; /* Set up device page table */ if ((~0UL) == info->vm_pgt_phys) { dev_err(hw->card->dev, "Wrong device page table page address!\n"); return -1; } trnctl = 0x13; /* 32-bit, 4k-size page */ p...
/* TRANSPORT operations */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k1.c#L1254-L1282
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
hw_reset_dac
static int hw_reset_dac(struct hw *hw) { u32 i; u16 gpioorg; unsigned int ret; if (i2c_unlock(hw)) return -1; do { ret = hw_read_pci(hw, 0xEC); } while (!(ret & 0x800000)); hw_write_pci(hw, 0xEC, 0x05); /* write to i2c status control */ /* To be effective, need to reset the DAC twice. */ for (i = 0; i ...
/* DAC operations */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k1.c#L1390-L1421
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
is_adc_input_selected_SB055x
static int is_adc_input_selected_SB055x(struct hw *hw, enum ADCSRC type) { return 0; }
/* ADC operations */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k1.c#L1485-L1488
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
src_get_rsc_ctrl_blk
static int src_get_rsc_ctrl_blk(void **rblk) { struct src_rsc_ctrl_blk *blk; *rblk = NULL; blk = kzalloc(sizeof(*blk), GFP_KERNEL); if (!blk) return -ENOMEM; *rblk = blk; return 0; }
/* * Function implementation block. */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k2.c#L155-L167
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
set_timer_irq
static int set_timer_irq(struct hw *hw, int enable) { hw_write_20kx(hw, GIE, enable ? IT_INT : 0); return 0; }
/* Timer interrupt */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k2.c#L1108-L1112
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
hw_trn_init
static int hw_trn_init(struct hw *hw, const struct trn_conf *info) { u32 vmctl, data; u32 ptp_phys_low, ptp_phys_high; int i; /* Set up device page table */ if ((~0UL) == info->vm_pgt_phys) { dev_alert(hw->card->dev, "Wrong device page table page address!!!\n"); return -1; } vmctl = 0x80000C0F; /* 32...
/* TRANSPORT operations */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/cthw20k2.c#L1232-L1265
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
uint16_to_float14
static unsigned int uint16_to_float14(unsigned int x) { unsigned int i; if (x < 17) return 0; x *= 2031; x /= 65535; x += 16; /* i <= 6 */ for (i = 0; !(x & 0x400); i++) x <<= 1; x = (((7 - i) & 0x7) << 10) | (x & 0x3ff); return x; }
/* Map integer value ranging from 0 to 65535 to 14-bit float value ranging * from 2^-6 to (1+1023/1024) */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/ctmixer.c#L286-L304
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
ct_pcm_playback_open
int ct_pcm_playback_open(struct snd_pcm_substream *substream) { struct ct_atc *atc = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct ct_atc_pcm *apcm; int err; apcm = kzalloc(sizeof(*apcm), GFP_KERNEL); if (!apcm) return -ENOMEM; apcm->substream = substream; a...
/* pcm playback operations */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/ctpcm.c#L118-L166
f0cbde063396deb2c1246c9b3108a37755c68e9a
SBEMU
github_2023
crazii
c
ct_pcm_capture_open
static int ct_pcm_capture_open(struct snd_pcm_substream *substream) { struct ct_atc *atc = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct ct_atc_pcm *apcm; int err; apcm = kzalloc(sizeof(*apcm), GFP_KERNEL); if (!apcm) return -ENOMEM; apcm->started = 0; apcm-...
/* pcm capture operations */
https://github.com/crazii/SBEMU/blob/f0cbde063396deb2c1246c9b3108a37755c68e9a/drivers/ctxfi/ctpcm.c#L268-L311
f0cbde063396deb2c1246c9b3108a37755c68e9a