/**
* content_file_read:
* @path : path to file.
* @buf : buffer to allocate and read the contents of the
* file into. Needs to be freed manually.
* @length : Number of items read, -1 on error.
*
* Read the contents of a file into @buf. Will call file_archive_compressed_read
* if path contains a compressed file, otherwise will call filestream_read_file().
*
* Returns: 1 if file read, 0 on error.
*/
static int content_file_read(const char *path, void **buf, ssize_t *length)
{
#ifdef HAVE_COMPRESSION
if (path_contains_compressed_file(path))
{
if (file_archive_compressed_read(path, buf, NULL, length))
return 1;
}
#endif
return filestream_read_file(path, buf, length);
}
static bool load_content_from_compressed_archive(
content_information_ctx_t *content_ctx,
struct retro_game_info *info,
unsigned i,
struct string_list* additional_path_allocs,
bool need_fullpath,
const char *path,
char **error_string)
{
union string_list_elem_attr attributes;
char new_path[PATH_MAX_LENGTH];
char new_basedir[PATH_MAX_LENGTH];
ssize_t new_path_len = 0;
bool ret = false;
RARCH_LOG("Compressed file in case of need_fullpath."
" Now extracting to temporary directory.\n");
strlcpy(new_basedir, content_ctx->directory_cache,
sizeof(new_basedir));
if (string_is_empty(new_basedir) || !path_is_directory(new_basedir))
{
RARCH_WARN("Tried extracting to cache directory, but "
"cache directory was not set or found. "
"Setting cache directory to directory "
"derived by basename...\n");
fill_pathname_basedir(new_basedir, path,
sizeof(new_basedir));
}
new_path[0] = '\0';
new_basedir[0] = '\0';
attributes.i = 0;
fill_pathname_join(new_path, new_basedir,
path_basename(path), sizeof(new_path));
ret = file_archive_compressed_read(path, NULL, new_path, &new_path_len);
if (!ret || new_path_len < 0)
{
char str[1024];
snprintf(str, sizeof(str), "%s \"%s\".\n",
msg_hash_to_str(MSG_COULD_NOT_READ_CONTENT_FILE),
path);
if (error_string)
free(error_string);
*error_string = strdup(str);
return false;
}
string_list_append(additional_path_allocs, new_path, attributes);
info[i].path =
additional_path_allocs->elems[additional_path_allocs->size -1 ].data;
if (!string_list_append(content_ctx->temporary_content, new_path, attributes))
return false;
return true;
}
static bool load_content_from_compressed_archive(
struct string_list *temporary_content,
struct retro_game_info *info, unsigned i,
struct string_list* additional_path_allocs,
bool need_fullpath, const char *path)
{
union string_list_elem_attr attributes;
char new_path[PATH_MAX_LENGTH];
char new_basedir[PATH_MAX_LENGTH];
ssize_t new_path_len = 0;
bool ret = false;
rarch_system_info_t *sys_info= NULL;
settings_t *settings = config_get_ptr();
runloop_ctl(RUNLOOP_CTL_SYSTEM_INFO_GET, &sys_info);
if (sys_info && sys_info->info.block_extract)
return true;
if (!need_fullpath || !path_contains_compressed_file(path))
return true;
RARCH_LOG("Compressed file in case of need_fullpath."
" Now extracting to temporary directory.\n");
strlcpy(new_basedir, settings->directory.cache,
sizeof(new_basedir));
if (string_is_empty(new_basedir) || !path_is_directory(new_basedir))
{
RARCH_WARN("Tried extracting to cache directory, but "
"cache directory was not set or found. "
"Setting cache directory to directory "
"derived by basename...\n");
fill_pathname_basedir(new_basedir, path,
sizeof(new_basedir));
}
new_path[0] = '\0';
new_basedir[0] = '\0';
attributes.i = 0;
fill_pathname_join(new_path, new_basedir,
path_basename(path), sizeof(new_path));
ret = file_archive_compressed_read(path, NULL, new_path, &new_path_len);
if (!ret || new_path_len < 0)
{
RARCH_ERR("%s \"%s\".\n",
msg_hash_to_str(MSG_COULD_NOT_READ_CONTENT_FILE),
path);
return false;
}
string_list_append(additional_path_allocs, new_path, attributes);
info[i].path =
additional_path_allocs->elems[additional_path_allocs->size -1 ].data;
if (!string_list_append(temporary_content, new_path, attributes))
return false;
return true;
}
