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RetroArch/manual_content_scan.c
Francisco José García García 51922ea5be Squashed 'deps/vitaGL/' changes from c816fec50f..2934af8af0 
2934af8af0 Added Patreon sponsor link.
c8f18b6f0f Getting current program only when required for vglDrawObjects.
4c5d136b0d Added directive to enable vitaShaRK usage from cmd.
4a10df3be5 Minor adjustments and bugfixes.
14a0124acf Added GL_TEXTURE_LOD_BIAS support.
40c8c6205e Added GL_NONE def and fixed glUniform4f impl.
868079c51e Added glUniform4f implementation.
0a682cbad2 Typo fix.
be3ce61ae7 Added GL_DEPTH_BITS and GL_STENCIL_BITS support.
21e6d1d330 Added runtime shader compiler support.
696e40bc62 Beautify error handler code.
537b37b110 Added glUniform3fv implementation.
7dd1403015 Fixed GLenum size and added missing types defines.
0c75f27ff1 Moved to NEON optimized memcpy usage.
98951895de Added gluPerspective implementation.
23e0b0b309 Fix for vglInitExtended not working on sys app mode.
4989c33ef5 Run clang-format.
429f1c1d8a Added system mode support.
9231680d02 Initializing sceGxm before free mem checking on vglInitExtended.
091e5e7882 Added vglInitWithCustomSizes.
f4c646ea78 Added vglSetParamBufferSize.
1b9a063c41 Beautify some code.
089e81efc5 Fix for duplicated symbols
789dcbf812 Typo fix in readRGBA4444.
1514a4b2cb Disabling lto due to it being broken on vitasdk with gcc 9.1.
fca18d9ab7 Added support for RGBA4444 texture format.
d449f12808 Added support for RGB565 texture format.

git-subtree-dir: deps/vitaGL
git-subtree-split: 2934af8af083a9acf598ab75233c518a251c6f0d
2020-07-05 11:43:47 +02:00

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/* Copyright (C) 2010-2019 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (manual_content_scan.c).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <file/file_path.h>
#include <file/archive_file.h>
#include <string/stdstring.h>
#include <lists/dir_list.h>
#include <retro_miscellaneous.h>
#include "msg_hash.h"
#include "list_special.h"
#include "core_info.h"
#include "file_path_special.h"
#include "frontend/frontend_driver.h"
#include "manual_content_scan.h"
/* Holds all configuration parameters associated
* with a manual content scan */
typedef struct
{
bool search_recursively;
bool search_archives;
bool filter_dat_content;
bool overwrite_playlist;
enum manual_content_scan_system_name_type system_name_type;
enum manual_content_scan_core_type core_type;
char content_dir[PATH_MAX_LENGTH];
char system_name_content_dir[PATH_MAX_LENGTH];
char system_name_database[PATH_MAX_LENGTH];
char system_name_custom[PATH_MAX_LENGTH];
char core_name[PATH_MAX_LENGTH];
char core_path[PATH_MAX_LENGTH];
char file_exts_core[PATH_MAX_LENGTH];
char file_exts_custom[PATH_MAX_LENGTH];
char dat_file_path[PATH_MAX_LENGTH];
} scan_settings_t;
/* TODO/FIXME - static public global variables */
/* Static settings object
* > Provides easy access to settings parameters
* when creating associated menu entries
* > We are handling this in almost exactly the same
* way as the regular global 'static settings_t *configuration_settings;'
* object in retroarch.c. This means it is not inherently thread safe,
* but this should not be an issue (i.e. regular configuration_settings
* are not thread safe, but we only access them when pushing a
* task, not in the task thread itself, so all is well) */
static scan_settings_t scan_settings = {
true, /* search_recursively */
false, /* search_archives */
false, /* filter_dat_content */
false, /* overwrite_playlist */
MANUAL_CONTENT_SCAN_SYSTEM_NAME_CONTENT_DIR, /* system_name_type */
MANUAL_CONTENT_SCAN_CORE_DETECT, /* core_type */
"", /* content_dir */
"", /* system_name_content_dir */
"", /* system_name_database */
"", /* system_name_custom */
"", /* core_name */
"", /* core_path */
"", /* file_exts_core */
"", /* file_exts_custom */
"", /* dat_file_path */
};
/*****************/
/* Configuration */
/*****************/
/* Pointer access */
/* Returns a pointer to the internal
* 'system_name_custom' string */
char *manual_content_scan_get_system_name_custom_ptr(void)
{
return scan_settings.system_name_custom;
}
/* Returns size of the internal
* 'system_name_custom' string */
size_t manual_content_scan_get_system_name_custom_size(void)
{
return sizeof(scan_settings.system_name_custom);
}
/* Returns a pointer to the internal
* 'file_exts_custom' string */
char *manual_content_scan_get_file_exts_custom_ptr(void)
{
return scan_settings.file_exts_custom;
}
/* Returns size of the internal
* 'file_exts_custom' string */
size_t manual_content_scan_get_file_exts_custom_size(void)
{
return sizeof(scan_settings.file_exts_custom);
}
/* Returns a pointer to the internal
* 'dat_file_path' string */
char *manual_content_scan_get_dat_file_path_ptr(void)
{
return scan_settings.dat_file_path;
}
/* Returns size of the internal
* 'dat_file_path' string */
size_t manual_content_scan_get_dat_file_path_size(void)
{
return sizeof(scan_settings.dat_file_path);
}
/* Returns a pointer to the internal
* 'search_recursively' bool */
bool *manual_content_scan_get_search_recursively_ptr(void)
{
return &scan_settings.search_recursively;
}
/* Returns a pointer to the internal
* 'search_archives' bool */
bool *manual_content_scan_get_search_archives_ptr(void)
{
return &scan_settings.search_archives;
}
/* Returns a pointer to the internal
* 'filter_dat_content' bool */
bool *manual_content_scan_get_filter_dat_content_ptr(void)
{
return &scan_settings.filter_dat_content;
}
/* Returns a pointer to the internal
* 'overwrite_playlist' bool */
bool *manual_content_scan_get_overwrite_playlist_ptr(void)
{
return &scan_settings.overwrite_playlist;
}
/* Sanitisation */
/* Sanitises file extensions list string:
* > Removes period (full stop) characters
* > Converts to lower case
* > Trims leading/trailing whitespace */
static void manual_content_scan_scrub_file_exts(char *file_exts)
{
if (string_is_empty(file_exts))
return;
string_remove_all_chars(file_exts, '.');
string_to_lower(file_exts);
string_trim_whitespace(file_exts);
}
/* Removes invalid characters from
* 'system_name_custom' string */
void manual_content_scan_scrub_system_name_custom(void)
{
char *scrub_char_pointer = NULL;
if (string_is_empty(scan_settings.system_name_custom))
return;
/* Scrub characters that are not cross-platform
* and/or violate the No-Intro filename standard:
* http://datomatic.no-intro.org/stuff/The%20Official%20No-Intro%20Convention%20(20071030).zip
* Replace these characters with underscores */
while ((scrub_char_pointer =
strpbrk(scan_settings.system_name_custom, "&*/:`\"<>?\\|")))
*scrub_char_pointer = '_';
}
/* Removes period (full stop) characters from
* 'file_exts_custom' string and converts to
* lower case */
void manual_content_scan_scrub_file_exts_custom(void)
{
manual_content_scan_scrub_file_exts(scan_settings.file_exts_custom);
}
/* Checks 'dat_file_path' string and resets it
* if invalid */
enum manual_content_scan_dat_file_path_status
manual_content_scan_validate_dat_file_path(void)
{
enum manual_content_scan_dat_file_path_status dat_file_path_status =
MANUAL_CONTENT_SCAN_DAT_FILE_UNSET;
/* Check if 'dat_file_path' has been set */
if (!string_is_empty(scan_settings.dat_file_path))
{
uint64_t file_size;
/* Check if path itself is valid */
if (logiqx_dat_path_is_valid(scan_settings.dat_file_path, &file_size))
{
uint64_t free_memory = frontend_driver_get_free_memory();
dat_file_path_status = MANUAL_CONTENT_SCAN_DAT_FILE_OK;
/* DAT files can be *very* large...
* Try to enforce sane behaviour by requiring
* the system to have an amount of free memory
* at least twice the size of the DAT file...
* > Note that desktop (and probably mobile)
* platforms should always have enough memory
* for this - we're really only protecting the
* console ports here */
if (free_memory > 0)
{
if (free_memory < (2 * file_size))
dat_file_path_status = MANUAL_CONTENT_SCAN_DAT_FILE_TOO_LARGE;
}
/* This is an annoying condition - it means the
* current platform doesn't have a 'free_memory'
* implementation...
* Have to make some assumptions in this case:
* > Typically the lowest system RAM of a supported
* platform in 32MB
* > Propose that (2 * file_size) should be no more
* than 1/4 of this total RAM value */
else if ((2 * file_size) > (8 * 1048576))
dat_file_path_status = MANUAL_CONTENT_SCAN_DAT_FILE_TOO_LARGE;
}
else
dat_file_path_status = MANUAL_CONTENT_SCAN_DAT_FILE_INVALID;
}
/* Reset 'dat_file_path' if status is anything other
* that 'OK' */
if (dat_file_path_status != MANUAL_CONTENT_SCAN_DAT_FILE_OK)
scan_settings.dat_file_path[0] = '\0';
return dat_file_path_status;
}
/* Menu setters */
/* Sets content directory for next manual scan
* operation.
* Returns true if content directory is valid. */
bool manual_content_scan_set_menu_content_dir(const char *content_dir)
{
size_t len;
const char *dir_name = NULL;
/* Sanity check */
if (string_is_empty(content_dir))
goto error;
if (!path_is_directory(content_dir))
goto error;
/* Copy directory path to settings struct */
strlcpy(
scan_settings.content_dir,
content_dir,
sizeof(scan_settings.content_dir));
/* Remove trailing slash, if required */
len = strlen(scan_settings.content_dir);
if (len <= 0)
goto error;
if (scan_settings.content_dir[len - 1] == PATH_DEFAULT_SLASH_C())
scan_settings.content_dir[len - 1] = '\0';
/* Handle case where path was a single slash... */
if (string_is_empty(scan_settings.content_dir))
goto error;
/* Get directory name (used as system name
* when scan_settings.system_name_type ==
* MANUAL_CONTENT_SCAN_SYSTEM_NAME_CONTENT_DIR) */
dir_name = path_basename(scan_settings.content_dir);
if (string_is_empty(dir_name))
goto error;
/* Copy directory name to settings struct */
strlcpy(
scan_settings.system_name_content_dir,
dir_name,
sizeof(scan_settings.system_name_content_dir));
return true;
error:
/* Directory is invalid - reset internal
* content directory and associated 'directory'
* system name */
scan_settings.content_dir[0] = '\0';
scan_settings.system_name_content_dir[0] = '\0';
return false;
}
/* Sets system name for the next manual scan
* operation.
* Returns true if system name is valid.
* NOTE:
* > Only sets 'system_name_type' and 'system_name_database'
* > 'system_name_content_dir' and 'system_name_custom' are
* (by necessity) handled elsewhere
* > This may look fishy, but it's not - it's a menu-specific
* function, and this is simply the cleanest way to handle
* the setting... */
bool manual_content_scan_set_menu_system_name(
enum manual_content_scan_system_name_type system_name_type,
const char *system_name)
{
/* Sanity check */
if (system_name_type > MANUAL_CONTENT_SCAN_SYSTEM_NAME_DATABASE)
goto error;
/* Cache system name 'type' */
scan_settings.system_name_type = system_name_type;
/* Check if we are using a non-database name */
if ((scan_settings.system_name_type == MANUAL_CONTENT_SCAN_SYSTEM_NAME_CONTENT_DIR) ||
(scan_settings.system_name_type == MANUAL_CONTENT_SCAN_SYSTEM_NAME_CUSTOM))
scan_settings.system_name_database[0] = '\0';
else
{
/* We are using a database name... */
if (string_is_empty(system_name))
goto error;
/* Copy database name to settings struct */
strlcpy(
scan_settings.system_name_database,
system_name,
sizeof(scan_settings.system_name_database));
}
return true;
error:
/* Input parameters are invalid - reset internal
* 'system_name_type' and 'system_name_database' */
scan_settings.system_name_type = MANUAL_CONTENT_SCAN_SYSTEM_NAME_CONTENT_DIR;
scan_settings.system_name_database[0] = '\0';
return false;
}
/* Sets core name for the next manual scan
* operation (+ core path and other associated
* parameters).
* Returns true if core name is valid. */
bool manual_content_scan_set_menu_core_name(
enum manual_content_scan_core_type core_type,
const char *core_name)
{
/* Sanity check */
if (core_type > MANUAL_CONTENT_SCAN_CORE_SET)
goto error;
/* Cache core 'type' */
scan_settings.core_type = core_type;
/* Check if we are using core autodetection */
if (scan_settings.core_type == MANUAL_CONTENT_SCAN_CORE_DETECT)
{
scan_settings.core_name[0] = '\0';
scan_settings.core_path[0] = '\0';
scan_settings.file_exts_core[0] = '\0';
}
else
{
core_info_list_t *core_info_list = NULL;
core_info_t *core_info = NULL;
bool core_found = false;
size_t i;
/* We are using a manually set core... */
if (string_is_empty(core_name))
goto error;
/* Get core list */
core_info_get_list(&core_info_list);
if (!core_info_list)
goto error;
/* Search for the specified core name */
for (i = 0; i < core_info_list->count; i++)
{
core_info = NULL;
core_info = core_info_get(core_info_list, i);
if (core_info)
{
if (string_is_equal(core_info->display_name, core_name))
{
/* Core has been found */
core_found = true;
/* Copy core path to settings struct */
if (string_is_empty(core_info->path))
goto error;
strlcpy(
scan_settings.core_path,
core_info->path,
sizeof(scan_settings.core_path));
/* Copy core name to settings struct */
strlcpy(
scan_settings.core_name,
core_info->display_name,
sizeof(scan_settings.core_name));
/* Copy supported extensions to settings
* struct, if required */
if (!string_is_empty(core_info->supported_extensions))
{
strlcpy(
scan_settings.file_exts_core,
core_info->supported_extensions,
sizeof(scan_settings.file_exts_core));
/* Core info extensions are delimited by
* vertical bars. For internal consistency,
* replace them with spaces */
string_replace_all_chars(scan_settings.file_exts_core, '|', ' ');
/* Apply standard scrubbing/clean-up
* (should not be required, but must handle the
* case where a core info file is incorrectly
* formatted) */
manual_content_scan_scrub_file_exts(scan_settings.file_exts_core);
}
else
scan_settings.file_exts_core[0] = '\0';
break;
}
}
}
/* Sanity check */
if (!core_found)
goto error;
}
return true;
error:
/* Input parameters are invalid - reset internal
* core values */
scan_settings.core_type = MANUAL_CONTENT_SCAN_CORE_DETECT;
scan_settings.core_name[0] = '\0';
scan_settings.core_path[0] = '\0';
scan_settings.file_exts_core[0] = '\0';
return false;
}
/* Menu getters */
/* Fetches content directory for next manual scan
* operation.
* Returns true if content directory is valid. */
bool manual_content_scan_get_menu_content_dir(const char **content_dir)
{
if (!content_dir)
return false;
if (string_is_empty(scan_settings.content_dir))
return false;
*content_dir = scan_settings.content_dir;
return true;
}
/* Fetches system name for the next manual scan operation.
* Returns true if system name is valid.
* NOTE: This corresponds to the 'System Name' value
* displayed in menus - this is not identical to the
* actual system name used when generating the playlist */
bool manual_content_scan_get_menu_system_name(const char **system_name)
{
if (!system_name)
return false;
switch (scan_settings.system_name_type)
{
case MANUAL_CONTENT_SCAN_SYSTEM_NAME_CONTENT_DIR:
*system_name = msg_hash_to_str(
MENU_ENUM_LABEL_VALUE_MANUAL_CONTENT_SCAN_SYSTEM_NAME_USE_CONTENT_DIR);
return true;
case MANUAL_CONTENT_SCAN_SYSTEM_NAME_CUSTOM:
*system_name = msg_hash_to_str(
MENU_ENUM_LABEL_VALUE_MANUAL_CONTENT_SCAN_SYSTEM_NAME_USE_CUSTOM);
return true;
case MANUAL_CONTENT_SCAN_SYSTEM_NAME_DATABASE:
if (string_is_empty(scan_settings.system_name_database))
return false;
else
{
*system_name = scan_settings.system_name_database;
return true;
}
default:
break;
}
return false;
}
/* Fetches core name for the next manual scan operation.
* Returns true if core name is valid. */
bool manual_content_scan_get_menu_core_name(const char **core_name)
{
if (!core_name)
return false;
switch (scan_settings.core_type)
{
case MANUAL_CONTENT_SCAN_CORE_DETECT:
*core_name = msg_hash_to_str(
MENU_ENUM_LABEL_VALUE_MANUAL_CONTENT_SCAN_CORE_NAME_DETECT);
return true;
case MANUAL_CONTENT_SCAN_CORE_SET:
if (string_is_empty(scan_settings.core_name))
return false;
else
{
*core_name = scan_settings.core_name;
return true;
}
default:
break;
}
return false;
}
/* Menu utility functions */
/* Creates a list of all possible 'system name' menu
* strings, for use in 'menu_displaylist' drop-down
* lists and 'menu_cbs_left/right'
* > Returns NULL in the event of failure
* > Returned string list must be free()'d */
struct string_list *manual_content_scan_get_menu_system_name_list(
const char *path_content_database, bool show_hidden_files)
{
union string_list_elem_attr attr;
struct string_list *name_list = string_list_new();
/* Sanity check */
if (!name_list)
return NULL;
attr.i = 0;
/* Add 'use content directory' entry */
if (!string_list_append(name_list, msg_hash_to_str(
MENU_ENUM_LABEL_VALUE_MANUAL_CONTENT_SCAN_SYSTEM_NAME_USE_CONTENT_DIR), attr))
goto error;
/* Add 'use custom' entry */
if (!string_list_append(name_list, msg_hash_to_str(
MENU_ENUM_LABEL_VALUE_MANUAL_CONTENT_SCAN_SYSTEM_NAME_USE_CUSTOM), attr))
goto error;
#ifdef HAVE_LIBRETRODB
/* If platform has database support, get names
* of all installed database files */
{
/* Note: dir_list_new_special() is well behaved - the
* returned string list will only include database
* files (i.e. don't have to check for directories,
* or verify file extensions) */
struct string_list *rdb_list = dir_list_new_special(
path_content_database,
DIR_LIST_DATABASES, NULL, show_hidden_files);
if (rdb_list && rdb_list->size)
{
unsigned i;
/* Ensure database list is in alphabetical order */
dir_list_sort(rdb_list, true);
/* Loop over database files */
for (i = 0; i < rdb_list->size; i++)
{
const char *rdb_path = rdb_list->elems[i].data;
const char *rdb_file = NULL;
char rdb_name[PATH_MAX_LENGTH];
rdb_name[0] = '\0';
/* Sanity check */
if (string_is_empty(rdb_path))
continue;
rdb_file = path_basename(rdb_path);
if (string_is_empty(rdb_file))
continue;
/* Remove file extension */
strlcpy(rdb_name, rdb_file, sizeof(rdb_name));
path_remove_extension(rdb_name);
if (string_is_empty(rdb_name))
continue;
/* Add database name to list */
if (!string_list_append(name_list, rdb_name, attr))
goto error;
}
}
/* Clean up */
string_list_free(rdb_list);
}
#endif
return name_list;
error:
if (name_list)
string_list_free(name_list);
return NULL;
}
/* Creates a list of all possible 'core name' menu
* strings, for use in 'menu_displaylist' drop-down
* lists and 'menu_cbs_left/right'
* > Returns NULL in the event of failure
* > Returned string list must be free()'d */
struct string_list *manual_content_scan_get_menu_core_name_list(void)
{
struct string_list *name_list = string_list_new();
core_info_list_t *core_info_list = NULL;
union string_list_elem_attr attr;
/* Sanity check */
if (!name_list)
goto error;
attr.i = 0;
/* Add 'DETECT' entry */
if (!string_list_append(name_list, msg_hash_to_str(
MENU_ENUM_LABEL_VALUE_MANUAL_CONTENT_SCAN_CORE_NAME_DETECT), attr))
goto error;
/* Get core list */
core_info_get_list(&core_info_list);
if (core_info_list)
{
core_info_t *core_info = NULL;
size_t i;
/* Sort cores alphabetically */
core_info_qsort(core_info_list, CORE_INFO_LIST_SORT_DISPLAY_NAME);
/* Loop through cores */
for (i = 0; i < core_info_list->count; i++)
{
core_info = NULL;
core_info = core_info_get(core_info_list, i);
if (core_info)
{
if (string_is_empty(core_info->display_name))
continue;
/* Add core name to list */
if (!string_list_append(name_list, core_info->display_name, attr))
goto error;
}
}
}
return name_list;
error:
if (name_list)
string_list_free(name_list);
return NULL;
}
/****************/
/* Task Helpers */
/****************/
/* Parses current manual content scan settings,
* and extracts all information required to configure
* a manual content scan task.
* Returns false if current settings are invalid. */
bool manual_content_scan_get_task_config(
manual_content_scan_task_config_t *task_config,
const char *path_dir_playlist
)
{
if (!task_config)
return false;
/* Ensure all 'task_config' strings are
* correctly initialised */
task_config->playlist_file[0] = '\0';
task_config->content_dir[0] = '\0';
task_config->system_name[0] = '\0';
task_config->database_name[0] = '\0';
task_config->core_name[0] = '\0';
task_config->core_path[0] = '\0';
task_config->file_exts[0] = '\0';
task_config->dat_file_path[0] = '\0';
/* Get content directory */
if (string_is_empty(scan_settings.content_dir))
return false;
if (!path_is_directory(scan_settings.content_dir))
return false;
strlcpy(
task_config->content_dir,
scan_settings.content_dir,
sizeof(task_config->content_dir));
/* Get system name */
switch (scan_settings.system_name_type)
{
case MANUAL_CONTENT_SCAN_SYSTEM_NAME_CONTENT_DIR:
if (string_is_empty(scan_settings.system_name_content_dir))
return false;
strlcpy(
task_config->system_name,
scan_settings.system_name_content_dir,
sizeof(task_config->system_name));
break;
case MANUAL_CONTENT_SCAN_SYSTEM_NAME_CUSTOM:
if (string_is_empty(scan_settings.system_name_custom))
return false;
strlcpy(
task_config->system_name,
scan_settings.system_name_custom,
sizeof(task_config->system_name));
break;
case MANUAL_CONTENT_SCAN_SYSTEM_NAME_DATABASE:
if (string_is_empty(scan_settings.system_name_database))
return false;
strlcpy(
task_config->system_name,
scan_settings.system_name_database,
sizeof(task_config->system_name));
break;
default:
return false;
}
/* Now we have a valid system name, can generate
* a 'database' name... */
strlcpy(
task_config->database_name,
task_config->system_name,
sizeof(task_config->database_name));
strlcat(
task_config->database_name,
file_path_str(FILE_PATH_LPL_EXTENSION),
sizeof(task_config->database_name));
/* ...which can in turn be used to generate the
* playlist path */
if (string_is_empty(path_dir_playlist))
return false;
fill_pathname_join(
task_config->playlist_file,
path_dir_playlist,
task_config->database_name,
sizeof(task_config->playlist_file));
if (string_is_empty(task_config->playlist_file))
return false;
/* Get core name and path */
switch (scan_settings.core_type)
{
case MANUAL_CONTENT_SCAN_CORE_DETECT:
task_config->core_set = false;
break;
case MANUAL_CONTENT_SCAN_CORE_SET:
task_config->core_set = true;
if (string_is_empty(scan_settings.core_name))
return false;
if (string_is_empty(scan_settings.core_path))
return false;
strlcpy(
task_config->core_name,
scan_settings.core_name,
sizeof(task_config->core_name));
strlcpy(
task_config->core_path,
scan_settings.core_path,
sizeof(task_config->core_path));
break;
default:
return false;
}
/* Get file extensions list */
if (!string_is_empty(scan_settings.file_exts_custom))
strlcpy(
task_config->file_exts,
scan_settings.file_exts_custom,
sizeof(task_config->file_exts));
else if (scan_settings.core_type == MANUAL_CONTENT_SCAN_CORE_SET)
if (!string_is_empty(scan_settings.file_exts_core))
strlcpy(
task_config->file_exts,
scan_settings.file_exts_core,
sizeof(task_config->file_exts));
/* Our extension lists are space delimited
* > dir_list_new() expects vertical bar
* delimiters, so find and replace */
if (!string_is_empty(task_config->file_exts))
string_replace_all_chars(task_config->file_exts, ' ', '|');
/* Get DAT file path */
if (!string_is_empty(scan_settings.dat_file_path))
{
if (!logiqx_dat_path_is_valid(scan_settings.dat_file_path, NULL))
return false;
strlcpy(
task_config->dat_file_path,
scan_settings.dat_file_path,
sizeof(task_config->dat_file_path));
}
/* Copy 'search recursively' setting */
task_config->search_recursively = scan_settings.search_recursively;
/* Copy 'search inside archives' setting */
task_config->search_archives = scan_settings.search_archives;
/* Copy 'DAT file filter' setting */
task_config->filter_dat_content = scan_settings.filter_dat_content;
/* Copy 'overwrite playlist' setting */
task_config->overwrite_playlist = scan_settings.overwrite_playlist;
return true;
}
/* Creates a list of all valid content in the specified
* content directory
* > Returns NULL in the event of failure
* > Returned string list must be free()'d */
struct string_list *manual_content_scan_get_content_list(manual_content_scan_task_config_t *task_config)
{
struct string_list *dir_list = NULL;
bool filter_exts;
bool include_compressed;
/* Sanity check */
if (!task_config)
goto error;
if (string_is_empty(task_config->content_dir))
goto error;
/* Check whether files should be filtered by
* extension */
filter_exts = !string_is_empty(task_config->file_exts);
/* Check whether compressed files should be
* included in the directory list
* > If compressed files are already listed in
* the 'file_exts' string, they will be included
* automatically
* > If we don't have a 'file_exts' list, then all
* files must be included regardless of type
* > If user has enabled 'search inside archives',
* then compressed files must of course be included */
include_compressed = (!filter_exts || task_config->search_archives);
/* Get directory listing
* > Exclude directories and hidden files */
dir_list = dir_list_new(
task_config->content_dir,
filter_exts ? task_config->file_exts : NULL,
false, /* include_dirs */
false, /* include_hidden */
include_compressed,
task_config->search_recursively
);
/* Sanity check */
if (!dir_list)
goto error;
if (dir_list->size < 1)
goto error;
/* Ensure list is in alphabetical order
* > Not strictly required, but task status
* messages will be unintuitive if we leave
* the order 'random' */
dir_list_sort(dir_list, true);
return dir_list;
error:
if (dir_list)
string_list_free(dir_list);
return NULL;
}
/* Converts specified content path string to 'real'
* file path for use in playlists - i.e. handles
* identification of content *inside* archive files.
* Returns false if specified content is invalid. */
static bool manual_content_scan_get_playlist_content_path(
manual_content_scan_task_config_t *task_config,
const char *content_path, int content_type,
char *playlist_content_path, size_t len)
{
struct string_list *archive_list = NULL;
/* Sanity check */
if (!task_config || string_is_empty(content_path))
return false;
if (!path_is_valid(content_path))
return false;
/* In all cases, base content path must be
* copied to playlist_content_path */
strlcpy(playlist_content_path, content_path, len);
/* Check whether this is an archive file
* requiring special attention... */
if ((content_type == RARCH_COMPRESSED_ARCHIVE) &&
task_config->search_archives)
{
bool filter_exts = !string_is_empty(task_config->file_exts);
const char *archive_file = NULL;
/* Important note:
* > If an archive file of a particular type is
* included in the task_config->file_exts list,
* dir_list_new() will assign it a file type of
* RARCH_PLAIN_FILE
* > Thus we will only reach this point if
* (a) We are not filtering by extension
* (b) This is an archive file type *not*
* already included in the supported
* extensions list
* > These guarantees substantially reduce the
* complexity of the following code... */
/* Get archive file contents */
archive_list = file_archive_get_file_list(
content_path, filter_exts ? task_config->file_exts : NULL);
if (!archive_list)
goto error;
if (archive_list->size < 1)
goto error;
/* Get first file contained in archive */
dir_list_sort(archive_list, true);
archive_file = archive_list->elems[0].data;
if (string_is_empty(archive_file))
goto error;
/* Have to take care to ensure that we don't make
* a mess of arcade content...
* > If we are filtering by extension, then the
* archive file itself is *not* valid content,
* so link to the first file inside the archive
* > If we are not filtering by extension, then:
* - If archive contains one valid file, assume
* it is a compressed ROM
* - If archive contains multiple files, have to
* assume it is MAME/FBA-style content, where
* only the archive itself is valid */
if (filter_exts || (archive_list->size == 1))
{
/* Build path to file inside archive */
strlcat(playlist_content_path, "#", len);
strlcat(playlist_content_path, archive_file, len);
}
string_list_free(archive_list);
}
return true;
error:
if (archive_list)
string_list_free(archive_list);
return false;
}
/* Extracts content 'label' (name) from content path
* > If a DAT file is specified, performs a lookup
* of content file name in an attempt to find a
* valid 'description' string.
* Returns false if specified content is invalid. */
static bool manual_content_scan_get_playlist_content_label(
const char *content_path, logiqx_dat_t *dat_file,
bool filter_dat_content,
char *content_label, size_t len)
{
/* Sanity check */
if (string_is_empty(content_path))
return false;
/* In most cases, content label is just the
* filename without extension */
fill_short_pathname_representation(
content_label, content_path, len);
if (string_is_empty(content_label))
return false;
/* Check if a DAT file has been specified */
if (dat_file)
{
bool content_found = false;
logiqx_dat_game_info_t game_info;
/* Search for current content
* > If content is not listed in DAT file,
* use existing filename without extension */
if (logiqx_dat_search(dat_file, content_label, &game_info))
{
/* BIOS files should always be skipped */
if (game_info.is_bios)
return false;
/* Only include 'runnable' content */
if (!game_info.is_runnable)
return false;
/* Copy game description */
if (!string_is_empty(game_info.description))
{
strlcpy(content_label, game_info.description, len);
content_found = true;
}
}
/* If we are applying a DAT file filter,
* unlisted content should be skipped */
if (!content_found && filter_dat_content)
return false;
}
return true;
}
/* Adds specified content to playlist, if not already
* present */
void manual_content_scan_add_content_to_playlist(
manual_content_scan_task_config_t *task_config,
playlist_t *playlist, const char *content_path,
int content_type, logiqx_dat_t *dat_file)
{
char playlist_content_path[PATH_MAX_LENGTH];
playlist_content_path[0] = '\0';
/* Sanity check */
if (!task_config || !playlist)
return;
/* Get 'actual' content path */
if (!manual_content_scan_get_playlist_content_path(
task_config, content_path, content_type,
playlist_content_path, sizeof(playlist_content_path)))
return;
/* Check whether content is already included
* in playlist */
if (!playlist_entry_exists(playlist, playlist_content_path))
{
struct playlist_entry entry = {0};
char label[PATH_MAX_LENGTH];
label[0] = '\0';
/* Get entry label */
if (!manual_content_scan_get_playlist_content_label(
playlist_content_path, dat_file,
task_config->filter_dat_content,
label, sizeof(label)))
return;
/* Configure playlist entry
* > The push function reads our entry as const,
* so these casts are safe */
entry.path = (char*)playlist_content_path;
entry.label = label;
entry.core_path = (char*)"DETECT";
entry.core_name = (char*)"DETECT";
entry.crc32 = (char*)"00000000|crc";
entry.db_name = task_config->database_name;
/* Add entry to playlist */
playlist_push(playlist, &entry);
}
}
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