(playlist.c) -

* playlist_get_old_format_metadata_value - now returns size_t
* fix bug where string copy was being made with strdup before
anything got written to the string
This commit is contained in:
LibretroAdmin 2025-01-12 22:32:42 +01:00
parent e84ea6082c
commit 955eeed31a

View File

@ -2575,21 +2575,18 @@ static bool JSONObjectMemberHandler(void *context, const char *pValue, size_t le
return true;
}
static void playlist_get_old_format_metadata_value(
char *metadata_line, char *value, size_t len)
static size_t playlist_get_old_format_metadata_value(
char *metadata_line, char *s, size_t len)
{
char *end = NULL;
char *start = strchr(metadata_line, '\"');
if (!start)
return;
return 0;
start++;
if (!(end = strchr(start, '\"')))
return;
return 0;
*end = '\0';
strlcpy(value, start, len);
return strlcpy(s, start, len);
}
static bool playlist_read_file(playlist_t *playlist)
@ -2805,17 +2802,15 @@ static bool playlist_read_file(playlist_t *playlist)
line_buf[2],
STRLEN_CONST("label_display_mode")) == 0)
{
unsigned display_mode;
char display_mode_str[4] = {0};
playlist_get_old_format_metadata_value(
line_buf[2], display_mode_str, sizeof(display_mode_str));
display_mode = string_to_unsigned(display_mode_str);
char display_mode_str[4];
if (playlist_get_old_format_metadata_value(
line_buf[2], display_mode_str, sizeof(display_mode_str)) > 0)
{
unsigned display_mode = string_to_unsigned(display_mode_str);
if (display_mode <= LABEL_DISPLAY_MODE_KEEP_REGION_AND_DISC_INDEX)
playlist->label_display_mode = (enum playlist_label_display_mode)display_mode;
}
}
/* Get thumbnail modes */
if (lines_read < 4)
@ -2825,13 +2820,14 @@ static bool playlist_read_file(playlist_t *playlist)
line_buf[3],
STRLEN_CONST("thumbnail_mode")) == 0)
{
char *tok, *save;
char thumbnail_mode_str[8] = {0};
char *thumbnail_mode_str_cpy = strdup(thumbnail_mode_str);
char thumbnail_mode_str[8];
playlist_get_old_format_metadata_value(
if (playlist_get_old_format_metadata_value(
line_buf[3], thumbnail_mode_str,
sizeof(thumbnail_mode_str));
sizeof(thumbnail_mode_str)) > 0)
{
char *tok, *save;
char *thumbnail_mode_str_cpy = strdup(thumbnail_mode_str);
if ((tok = strtok_r(thumbnail_mode_str_cpy, "|", &save)))
{
@ -2852,6 +2848,7 @@ static bool playlist_read_file(playlist_t *playlist)
}
free(thumbnail_mode_str_cpy);
}
}
/* Get sort_mode */
if (lines_read < 5)
@ -2861,17 +2858,15 @@ static bool playlist_read_file(playlist_t *playlist)
line_buf[4],
STRLEN_CONST("sort_mode")) == 0)
{
unsigned sort_mode;
char sort_mode_str[4] = {0};
playlist_get_old_format_metadata_value(
line_buf[4], sort_mode_str, sizeof(sort_mode_str));
sort_mode = string_to_unsigned(sort_mode_str);
char sort_mode_str[4];
if (playlist_get_old_format_metadata_value(
line_buf[4], sort_mode_str, sizeof(sort_mode_str)) > 0)
{
unsigned sort_mode = string_to_unsigned(sort_mode_str);
if (sort_mode <= PLAYLIST_SORT_MODE_OFF)
playlist->sort_mode = (enum playlist_sort_mode)sort_mode;
}
}
/* All metadata parsed -> end of file */
break;