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(libretro-common) file_list.c

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This commit is contained in:
twinaphex 2016-03-20 15:56:33 +01:00
parent 43b931129d
commit f7d4cc25e5
2 changed files with 39 additions and 13 deletions
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2
libretro-common/include/lists/file_list.h
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@ -61,7 +61,7 @@ void *file_list_get_actiondata_at_offset(const file_list_t *list,
void file_list_free(file_list_t *list);
void file_list_push(file_list_t *userdata, const char *path,
bool file_list_push(file_list_t *userdata, const char *path,
const char *label, unsigned type, size_t current_directory_ptr,
size_t entry_index);

50
libretro-common/lists/file_list.c
View File

@ -20,29 +20,53 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <retro_assert.h>
#include <retro_common.h>
#include <lists/file_list.h>
#include <compat/strcasestr.h>
void file_list_push(file_list_t *list,
/**
* string_list_capacity:
* @list : pointer to string list
* @cap : new capacity for string list.
*
* Change maximum capacity of string list's size.
*
* Returns: true (1) if successful, otherwise false (0).
**/
static bool file_list_capacity(file_list_t *list, size_t cap)
{
struct item_file *new_data = NULL;
retro_assert(cap > list->size);
new_data = (struct item_file*)realloc(list->list,
cap * sizeof(struct item_file));
if (!new_data)
return false;
if (cap > list->capacity)
memset(&new_data[list->capacity], 0,
sizeof(*new_data) * (cap - list->capacity));
list->list = new_data;
list->capacity = cap;
return true;
}
bool file_list_push(file_list_t *list,
const char *path, const char *label,
unsigned type, size_t directory_ptr,
size_t entry_idx)
{
if (list->size >= list->capacity)
{
list->capacity += 1;
list->capacity *= 2;
list->list = (struct item_file*)realloc(list->list,
list->capacity * sizeof(struct item_file));
if (!list->list)
return;
}
if (list->size >= list->capacity &&
!file_list_capacity(list, list->capacity * 2 + 1))
return false;
list->list[list->size].label = NULL;
list->list[list->size].path = NULL;
@ -59,6 +83,8 @@ void file_list_push(file_list_t *list,
list->list[list->size].path = strdup(path);
list->size++;
return true;
}
size_t file_list_get_size(const file_list_t *list)