int find_first_data_track(const char *cue_path,
int32_t *offset, char *track_path, size_t max_len)
{
int rv, m, s, f;
char tmp_token[MAX_TOKEN_LEN];
char cue_dir[PATH_MAX_LENGTH];
RFILE *fd;
strlcpy(cue_dir, cue_path, PATH_MAX_LENGTH);
path_basedir(cue_dir);
fd = retro_fopen(cue_path, RFILE_MODE_READ, -1);
if (!fd)
{
RARCH_LOG("Could not open CUE file '%s': %s\n", cue_path,
strerror(errno));
return -errno;
}
RARCH_LOG("Parsing CUE file '%s'...\n", cue_path);
while (get_token(fd, tmp_token, MAX_TOKEN_LEN) > 0)
{
if (strcmp(tmp_token, "FILE") == 0)
{
get_token(fd, tmp_token, MAX_TOKEN_LEN);
fill_pathname_join(track_path, cue_dir, tmp_token, max_len);
}
else if (strcasecmp(tmp_token, "TRACK") == 0)
{
get_token(fd, tmp_token, MAX_TOKEN_LEN);
get_token(fd, tmp_token, MAX_TOKEN_LEN);
if (strcasecmp(tmp_token, "AUDIO") == 0)
continue;
find_token(fd, "INDEX");
get_token(fd, tmp_token, MAX_TOKEN_LEN);
get_token(fd, tmp_token, MAX_TOKEN_LEN);
if (sscanf(tmp_token, "%02d:%02d:%02d", &m, &s, &f) < 3)
{
RARCH_LOG("Error parsing time stamp '%s'\n", tmp_token);
return -errno;
}
*offset = ((m * 60) * (s * 75) * f) * 25;
RARCH_LOG("Found 1st data track on file '%s+%d'\n",
track_path, *offset);
rv = 0;
goto clean;
}
}
rv = -EINVAL;
clean:
retro_fclose(fd);
return rv;
}
static int create_db(lua_State *L)
{
int rv;
RFILE *dst;
const char *db_file = luaL_checkstring(L, -2);
if (!lua_isfunction(L, -1))
{
lua_pushstring(L, "second argument must be a function");
lua_error(L);
}
lua_setfield(L, LUA_REGISTRYINDEX, "testlib_get_value");
dst = retro_fopen(db_file, RFILE_MODE_WRITE, -1);
if (!dst)
{
lua_pushstring(L, "Could not open destination file");
lua_error(L);
}
rv = libretrodb_create(dst, &value_provider, L);
retro_fclose(dst);
return 0;
}
/**
* retro_read_file:
* @path : path to file.
* @buf : buffer to allocate and read the contents of the
* file into. Needs to be freed manually.
*
* Read the contents of a file into @buf.
*
* Returns: number of items read, -1 on error.
*/
int retro_read_file(const char *path, void **buf, ssize_t *len)
{
ssize_t ret = 0;
ssize_t content_buf_size = 0;
void *content_buf = NULL;
RFILE *file = retro_fopen(path, RFILE_MODE_READ, -1);
if (!file)
goto error;
if (retro_fseek(file, 0, SEEK_END) != 0)
goto error;
content_buf_size = retro_ftell(file);
if (content_buf_size < 0)
goto error;
retro_frewind(file);
content_buf = malloc(content_buf_size + 1);
if (!content_buf)
goto error;
if ((ret = retro_fread(file, content_buf, content_buf_size)) < content_buf_size)
{
#ifdef RARCH_INTERNAL
RARCH_WARN("Didn't read whole file: %s.\n", path);
#else
printf("Didn't read whole file: %s.\n", path);
#endif
}
if (!content_buf)
goto error;
*buf = content_buf;
/* Allow for easy reading of strings to be safe.
* Will only work with sane character formatting (Unix). */
((char*)content_buf)[content_buf_size] = '\0';
if (retro_fclose(file) != 0)
printf("Failed to close file stream.\n");
if (len)
*len = ret;
return 1;
error:
retro_fclose(file);
if (content_buf)
free(content_buf);
if (len)
*len = -1;
*buf = NULL;
return 0;
}
/**
* menu_content_playlist_load:
* @playlist : Playlist handle.
* @idx : Index in playlist.
*
* Initializes core and loads content based on playlist entry.
**/
void menu_content_playlist_load(void *data, unsigned idx)
{
const char *core_path = NULL;
const char *path = NULL;
content_playlist_t *playlist = (content_playlist_t*)data;
if (!playlist)
return;
content_playlist_get_index(playlist,
idx, &path, NULL, &core_path, NULL, NULL, NULL);
if (path && !string_is_empty(path))
{
unsigned i;
RFILE *fp = NULL;
char *path_check = NULL;
char *path_tolower = strdup(path);
for (i = 0; i < strlen(path_tolower); ++i)
path_tolower[i] = tolower(path_tolower[i]);
if (strstr(path_tolower, ".zip"))
strstr(path_tolower, ".zip")[4] = '\0';
else if (strstr(path_tolower, ".7z"))
strstr(path_tolower, ".7z")[3] = '\0';
path_check = (char *)calloc(strlen(path_tolower) + 1, sizeof(char));
strncpy(path_check, path, strlen(path_tolower));
fp = retro_fopen(path_check, RFILE_MODE_READ, -1);
if (!fp)
{
runloop_msg_queue_push("File could not be loaded.\n", 1, 100, true);
RARCH_LOG("File at %s failed to load.\n", path_check);
free(path_tolower);
free(path_check);
return;
}
retro_fclose(fp);
free(path_tolower);
free(path_check);
}
runloop_ctl(RUNLOOP_CTL_SET_LIBRETRO_PATH, (void*)core_path);
if (path)
menu_driver_ctl(RARCH_MENU_CTL_UNSET_LOAD_NO_CONTENT, NULL);
else
menu_driver_ctl(RARCH_MENU_CTL_SET_LOAD_NO_CONTENT, NULL);
rarch_environment_cb(RETRO_ENVIRONMENT_EXEC, (void*)path);
event_cmd_ctl(EVENT_CMD_LOAD_CORE, NULL);
}
int detect_system(const char *track_path, int32_t offset,
const char **system_name)
{
int rv;
char magic[MAGIC_LEN];
int i;
RFILE *fd = retro_fopen(track_path, RFILE_MODE_READ, -1);
if (!fd)
{
RARCH_LOG("Could not open data track of file '%s': %s\n",
track_path, strerror(errno));
rv = -errno;
goto clean;
}
retro_fseek(fd, offset, SEEK_SET);
if (retro_fread(fd, magic, MAGIC_LEN) < MAGIC_LEN)
{
RARCH_LOG("Could not read data from file '%s' at offset %d: %s\n",
track_path, offset, strerror(errno));
rv = -errno;
goto clean;
}
RARCH_LOG("Comparing with known magic numbers...\n");
for (i = 0; MAGIC_NUMBERS[i].system_name != NULL; i++)
{
if (memcmp(MAGIC_NUMBERS[i].magic, magic, MAGIC_LEN) == 0)
{
*system_name = MAGIC_NUMBERS[i].system_name;
rv = 0;
goto clean;
}
}
retro_fseek(fd, 0x8008, SEEK_SET);
if (retro_fread(fd, magic, 8) > 0)
{
magic[8] = '\0';
if (!strcmp(magic, "PSP GAME"))
{
*system_name = "psp\0";
rv = 0;
goto clean;
}
}
RARCH_LOG("Could not find compatible system\n");
rv = -EINVAL;
clean:
retro_fclose(fd);
return rv;
}
/**
* retro_write_file:
* @path : path to file.
* @data : contents to write to the file.
* @size : size of the contents.
*
* Writes data to a file.
*
* Returns: true (1) on success, false (0) otherwise.
*/
bool retro_write_file(const char *path, const void *data, ssize_t size)
{
ssize_t ret = 0;
RFILE *file = retro_fopen(path, RFILE_MODE_WRITE, -1);
if (!file)
return false;
ret = retro_fwrite(file, data, size);
retro_fclose(file);
return (ret == size);
}
int detect_ps1_game(const char *track_path, char *game_id)
{
bool rv = false;
unsigned pos;
RFILE *fd = retro_fopen(track_path, RFILE_MODE_READ, -1);
if (!fd)
{
RARCH_LOG("Could not open data track: %s\n", strerror(errno));
return -errno;
}
for (pos = 0; pos < 100000; pos++)
{
retro_fseek(fd, pos, SEEK_SET);
if (retro_fread(fd, game_id, 5) > 0)
{
game_id[5] = '\0';
if (!strcmp(game_id, "SLUS_")
|| !strcmp(game_id, "SCUS_")
|| !strcmp(game_id, "SLES_")
|| !strcmp(game_id, "SCES_")
|| !strcmp(game_id, "SCED_")
|| !strcmp(game_id, "SLPS_")
|| !strcmp(game_id, "SCPS_")
|| !strcmp(game_id, "SLPM_")
)
{
retro_fseek(fd, pos, SEEK_SET);
if (retro_fread(fd, game_id, 11) > 0)
{
game_id[4] = '-';
game_id[8] = game_id[9];
game_id[9] = game_id[10];
game_id[10] = '\0';
rv = true;
}
break;
}
}
else
break;
}
retro_fclose(fd);
return rv;
}
int main(void)
{
struct stub_state state;
RFILE *fd = retro_fopen("test.msgpack", RFILE_MODE_READ, 0);
state.i = 0;
state.stack[0] = 0;
rmsgpack_read(fd, &stub_callbacks, &state);
printf("Test succeeded.\n");
retro_fclose(fd);
return 0;
}
static bool gfx_ctx_mali_fbdev_set_video_mode(void *data,
unsigned width, unsigned height,
bool fullscreen)
{
struct fb_var_screeninfo vinfo;
static const EGLint attribs[] = {
EGL_CONTEXT_CLIENT_VERSION, 2, /* Use version 2, even for GLES3. */
EGL_NONE
};
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
RFILE *fd = retro_fopen("/dev/fb0", RFILE_MODE_READ_WRITE, -1);
int fb = retro_get_fd(fd);
if (ioctl(fb, FBIOGET_VSCREENINFO, &vinfo) < 0)
{
RARCH_ERR("Error obtaining framebuffer info.\n");
goto error;
}
retro_fclose(fd);
width = vinfo.xres;
height = vinfo.yres;
mali->width = width;
mali->height = height;
mali->native_window.width = vinfo.xres;
mali->native_window.height = vinfo.yres;
if (!egl_create_context(mali, attribs))
{
egl_report_error();
goto error;
}
if (!egl_create_surface(mali, &mali->native_window))
goto error;
return true;
error:
if (fd)
retro_fclose(fd);
RARCH_ERR("[Mali fbdev]: EGL error: %d.\n", eglGetError());
gfx_ctx_mali_fbdev_destroy(data);
return false;
}
int sha1_calculate(const char *path, char *result)
{
unsigned char buff[4096] = {0};
SHA1Context sha;
int rv = 1;
RFILE *fd = retro_fopen(path, RFILE_MODE_READ, -1);
if (!fd)
goto error;
SHA1Reset(&sha);
do
{
rv = retro_fread(fd, buff, 4096);
if (rv < 0)
goto error;
SHA1Input(&sha, buff, rv);
}while(rv);
if (!SHA1Result(&sha))
goto error;
sprintf(result, "%08X%08X%08X%08X%08X",
sha.Message_Digest[0],
sha.Message_Digest[1],
sha.Message_Digest[2],
sha.Message_Digest[3], sha.Message_Digest[4]);
retro_fclose(fd);
return 0;
error:
if (fd)
retro_fclose(fd);
return -1;
}
static void gfx_ctx_mali_fbdev_destroy(void *data)
{
int fb;
RFILE *fd;
mali_ctx_data_t *mali = (mali_ctx_data_t*)data;
if (mali)
{
egl_destroy(data);
mali->resize = false;
free(mali);
}
/* Clear framebuffer and set cursor on again */
fd = retro_fopen("/dev/tty", RFILE_MODE_READ_WRITE, -1);
fb = retro_get_fd(fd);
ioctl(fb, VT_ACTIVATE,5);
ioctl(fb, VT_ACTIVATE,1);
retro_fclose(fd);
system("setterm -cursor on");
}
static int detect_ps1_game_sub(const char *track_path, char *game_id, int sub_channel_mixed)
{
uint8_t* tmp;
uint8_t buffer[2048 * 2];
int skip, frame_size, is_mode1, cd_sector;
RFILE *fp = retro_fopen(track_path, RFILE_MODE_READ, -1);
if (!fp)
return 0;
is_mode1 = 0;
retro_fseek(fp, 0, SEEK_END);
if (!sub_channel_mixed)
{
if (!(retro_ftell(fp) & 0x7FF))
{
unsigned int mode_test = 0;
retro_fseek(fp, 0, SEEK_SET);
retro_fread(fp, &mode_test, 4);
#if defined(MSB_FIRST)
if (mode_test != 0x00ffffff)
#else
if (mode_test != 0xffffff00)
#endif
is_mode1 = 1;
}
}
skip = is_mode1? 0: 24;
frame_size = sub_channel_mixed? 2448: is_mode1? 2048: 2352;
retro_fseek(fp, 156 + skip + 16 * frame_size, SEEK_SET);
retro_fread(fp, buffer, 6);
cd_sector = buffer[2] | (buffer[3] << 8) | (buffer[4] << 16);
retro_fseek(fp, skip + cd_sector * frame_size, SEEK_SET);
retro_fread(fp, buffer, 2048 * 2);
tmp = buffer;
while (tmp < (buffer + 2048 * 2))
{
if (!*tmp)
return 0;
if (!strncasecmp((const char*)(tmp + 33), "SYSTEM.CNF;1", 12))
break;
tmp += *tmp;
}
if(tmp >= (buffer + 2048 * 2))
return 0;
cd_sector = tmp[2] | (tmp[3] << 8) | (tmp[4] << 16);
retro_fseek(fp, 13 + skip + cd_sector * frame_size, SEEK_SET);
retro_fread(fp, buffer, 256);
tmp = (uint8_t*)strrchr((const char*)buffer, '\\');
if(!tmp)
tmp = buffer;
else
tmp++;
*game_id++ = toupper(*tmp++);
*game_id++ = toupper(*tmp++);
*game_id++ = toupper(*tmp++);
*game_id++ = toupper(*tmp++);
*game_id++ = '-';
tmp++;
*game_id++ = *tmp++;
*game_id++ = *tmp++;
*game_id++ = *tmp++;
tmp++;
*game_id++ = *tmp++;
*game_id++ = *tmp++;
*game_id = 0;
retro_fclose(fp);
return 1;
}
/**
* menu_content_load_from_playlist:
* @playlist : Playlist handle.
* @idx : Index in playlist.
*
* Initializes core and loads content based on playlist entry.
**/
static bool menu_content_load_from_playlist(void *data)
{
unsigned idx;
const char *core_path = NULL;
const char *path = NULL;
menu_content_ctx_playlist_info_t *info =
(menu_content_ctx_playlist_info_t *)data;
content_playlist_t *playlist = NULL;
if (!info)
return false;
playlist = (content_playlist_t*)info->data;
idx = info->idx;
if (!playlist)
return false;
content_playlist_get_index(playlist,
idx, &path, NULL, &core_path, NULL, NULL, NULL);
if (path && !string_is_empty(path))
{
unsigned i;
RFILE *fp = NULL;
char *path_check = NULL;
char *path_tolower = strdup(path);
for (i = 0; i < strlen(path_tolower); ++i)
path_tolower[i] = tolower(path_tolower[i]);
if (strstr(path_tolower, ".zip"))
strstr(path_tolower, ".zip")[4] = '\0';
else if (strstr(path_tolower, ".7z"))
strstr(path_tolower, ".7z")[3] = '\0';
path_check = (char *)
calloc(strlen(path_tolower) + 1, sizeof(char));
strncpy(path_check, path, strlen(path_tolower));
free(path_tolower);
fp = retro_fopen(path_check, RFILE_MODE_READ, -1);
free(path_check);
if (!fp)
goto error;
retro_fclose(fp);
}
runloop_ctl(RUNLOOP_CTL_SET_LIBRETRO_PATH, (void*)core_path);
if (path)
menu_driver_ctl(RARCH_MENU_CTL_UNSET_LOAD_NO_CONTENT, NULL);
else
menu_driver_ctl(RARCH_MENU_CTL_SET_LOAD_NO_CONTENT, NULL);
if (!event_cmd_ctl(EVENT_CMD_EXEC, (void*)path))
return false;
event_cmd_ctl(EVENT_CMD_LOAD_CORE, NULL);
return true;
error:
runloop_msg_queue_push("File could not be loaded.\n", 1, 100, true);
return false;
}
int detect_psp_game(const char *track_path, char *game_id)
{
bool rv = false;
unsigned pos;
RFILE *fd = retro_fopen(track_path, RFILE_MODE_READ, -1);
if (!fd)
{
RARCH_LOG("Could not open data track: %s\n", strerror(errno));
return -errno;
}
for (pos = 0; pos < 100000; pos++)
{
retro_fseek(fd, pos, SEEK_SET);
if (retro_fread(fd, game_id, 5) > 0)
{
game_id[5] = '\0';
if (!strcmp(game_id, "ULES-")
|| !strcmp(game_id, "ULUS-")
|| !strcmp(game_id, "ULJS-")
|| !strcmp(game_id, "ULEM-")
|| !strcmp(game_id, "ULUM-")
|| !strcmp(game_id, "ULJM-")
|| !strcmp(game_id, "UCES-")
|| !strcmp(game_id, "UCUS-")
|| !strcmp(game_id, "UCJS-")
|| !strcmp(game_id, "UCAS-")
|| !strcmp(game_id, "NPEH-")
|| !strcmp(game_id, "NPUH-")
|| !strcmp(game_id, "NPJH-")
|| !strcmp(game_id, "NPEG-")
|| !strcmp(game_id, "NPUG-")
|| !strcmp(game_id, "NPJG-")
|| !strcmp(game_id, "NPHG-")
|| !strcmp(game_id, "NPEZ-")
|| !strcmp(game_id, "NPUZ-")
|| !strcmp(game_id, "NPJZ-")
)
{
retro_fseek(fd, pos, SEEK_SET);
if (retro_fread(fd, game_id, 10) > 0)
{
#if 0
game_id[4] = '-';
game_id[8] = game_id[9];
game_id[9] = game_id[10];
#endif
game_id[10] = '\0';
rv = true;
}
break;
}
}
else
break;
}
retro_fclose(fd);
return rv;
}
/**
* retro_read_file:
* @path : path to file.
* @buf : buffer to allocate and read the contents of the
* file into. Needs to be freed manually.
*
* Read the contents of a file into @buf.
*
* Returns: number of items read, -1 on error.
*/
int retro_read_file(const char *path, void **buf, ssize_t *len)
{
ssize_t ret = 0;
ssize_t content_buf_size = 0;
void *content_buf = NULL;
RFILE *file = retro_fopen(path, RFILE_MODE_READ, -1);
if (!file)
{
#if __STDC_VERSION__ >= 199901L
fprintf(stderr, "%s: Failed to open %s: %s\n", __FUNCTION__, path, strerror(errno));
#else
fprintf(stderr, "Failed to open %s: %s\n", path, strerror(errno));
#endif
goto error;
}
if (retro_fseek(file, 0, SEEK_END) != 0)
goto error;
content_buf_size = retro_ftell(file);
if (content_buf_size < 0)
goto error;
retro_frewind(file);
content_buf = malloc(content_buf_size + 1);
if (!content_buf)
goto error;
ret = retro_fread(file, content_buf, content_buf_size);
if (ret < 0)
{
#if __STDC_VERSION__ >= 199901L
fprintf(stderr, "%s: Failed to read %s: %s\n", __FUNCTION__, path, strerror(errno));
#else
fprintf(stderr, "Failed to read %s: %s\n", path, strerror(errno));
#endif
goto error;
}
retro_fclose(file);
*buf = content_buf;
/* Allow for easy reading of strings to be safe.
* Will only work with sane character formatting (Unix). */
((char*)content_buf)[content_buf_size] = '\0';
if (len)
*len = ret;
return 1;
error:
if (file)
retro_fclose(file);
if (content_buf)
free(content_buf);
if (len)
*len = -1;
*buf = NULL;
return 0;
}
static void *gfx_ctx_drm_init(void *video_driver)
{
int fd, i;
unsigned monitor_index;
unsigned gpu_index = 0;
const char *gpu = NULL;
struct string_list *gpu_descriptors = NULL;
gfx_ctx_drm_data_t *drm = (gfx_ctx_drm_data_t*)
calloc(1, sizeof(gfx_ctx_drm_data_t));
if (!drm)
return NULL;
fd = -1;
gpu_descriptors = dir_list_new("/dev/dri", NULL, false, false);
nextgpu:
drm_restore_crtc();
free_drm_resources(drm);
if (!gpu_descriptors || gpu_index == gpu_descriptors->size)
{
RARCH_ERR("[KMS]: Couldn't find a suitable DRM device.\n");
goto error;
}
gpu = gpu_descriptors->elems[gpu_index++].data;
drm->drm = retro_fopen(gpu, RFILE_MODE_READ_WRITE, -1);
if (!drm->drm)
{
RARCH_WARN("[KMS]: Couldn't open DRM device.\n");
goto nextgpu;
}
fd = retro_get_fd(drm->drm);
if (!drm_get_resources(fd))
goto nextgpu;
if (!drm_get_connector(fd))
goto nextgpu;
if (!drm_get_encoder(fd))
goto nextgpu;
drm_setup(fd);
/* First mode is assumed to be the "optimal"
* one for get_video_size() purposes. */
drm->fb_width = g_drm_connector->modes[0].hdisplay;
drm->fb_height = g_drm_connector->modes[0].vdisplay;
g_gbm_dev = gbm_create_device(fd);
if (!g_gbm_dev)
{
RARCH_WARN("[KMS]: Couldn't create GBM device.\n");
goto nextgpu;
}
dir_list_free(gpu_descriptors);
/* Setup the flip handler. */
g_drm_fds.fd = fd;
g_drm_fds.events = POLLIN;
g_drm_evctx.version = DRM_EVENT_CONTEXT_VERSION;
g_drm_evctx.page_flip_handler = drm_flip_handler;
g_drm_fd = fd;
return drm;
error:
dir_list_free(gpu_descriptors);
gfx_ctx_drm_destroy_resources(drm);
if (drm)
free(drm);
return NULL;
}
