retroarch: backport another patch from Lakka-v4.x

Author: ToKe79

packages/libretro/retroarch/patches/retroarch-wbfs_scanning_fix.patch

@@ -0,0 +1,89 @@
+From 09cb8867423725a9aaa0b947aa98db2dc1ee1887 Mon Sep 17 00:00:00 2001
+From: Romeo <[email protected]>
+Date: Sat, 2 Apr 2022 15:11:45 -0400
+Subject: [PATCH 1/3] Update task_database.c
+
+---
+ tasks/task_database.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/tasks/task_database.c b/tasks/task_database.c
+index 29ddf9f55f4..b6bddfe77a6 100644
+--- a/tasks/task_database.c
++++ b/tasks/task_database.c
+@@ -616,6 +616,10 @@ static int task_database_iterate_playlist(
+          break;
+       /* Consider Wii WBFS files similar to ISO files. */
+       case FILE_TYPE_WBFS:
++         db_state->serial[0] = '\0';
++         intfstream_file_get_serial(name, 0, SIZE_MAX, db_state->serial);
++         db->type            =  DATABASE_TYPE_SERIAL_LOOKUP;
++         break;
+       case FILE_TYPE_ISO:
+          db_state->serial[0] = '\0';
+          intfstream_file_get_serial(name, 0, SIZE_MAX, db_state->serial);
+
+From 644016e40368d5e32f70b61b64f27aaadd43a91e Mon Sep 17 00:00:00 2001
+From: Romeo <[email protected]>
+Date: Sat, 2 Apr 2022 15:37:33 -0400
+Subject: [PATCH 2/3] Update task_database_cue.c
+
+---
+ tasks/task_database_cue.c | 12 ++++++++++--
+ 1 file changed, 10 insertions(+), 2 deletions(-)
+
+diff --git a/tasks/task_database_cue.c b/tasks/task_database_cue.c
+index 4134a058be7..5b1dc199fa6 100644
+--- a/tasks/task_database_cue.c
++++ b/tasks/task_database_cue.c
+@@ -66,6 +66,7 @@ static struct magic_entry MAGIC_NUMBERS[] = {
+    { 0x000010,   "Sega - Saturn",                 "\x53\x45\x47\x41\x20\x53\x45\x47\x41\x53\x41\x54\x55\x52\x4e",   15},
+    { 0x000010,   "Sega - Dreamcast",              "\x53\x45\x47\x41\x20\x53\x45\x47\x41\x4b\x41\x54\x41\x4e\x41",   15},
+    { 0x000018,   "Nintendo - Wii",                "\x5d\x1c\x9e\xa3",                                               4},
++   { 0x000218,   "Nintendo - Wii",                "\x5d\x1c\x9e\xa3",                                               4},
+    { 0x00001c,   "Nintendo - GameCube",           "\xc2\x33\x9f\x3d",                                               4},
+    { 0x008008,   "Sony - PlayStation Portable",   "\x50\x53\x50\x20\x47\x41\x4d\x45",                               8},
+    { 0x008008,   "Sony - PlayStation",            "\x50\x4c\x41\x59\x53\x54\x41\x54\x49\x4f\x4e",                   11},
+@@ -865,10 +866,17 @@ int detect_wii_game(intfstream_t *fd, char *game_id, const char *filename)
+    /* Load raw serial or quit */
+    if (intfstream_seek(fd, 0x0000, SEEK_SET) < 0)
+       return false;
+-
++   
+    if (intfstream_read(fd, raw_game_id, 6) <= 0)
+       return false;
+-
++   
++   if (string_is_equal_fast(raw_game_id, "WBFS", 4))
++   {
++      if (intfstream_seek(fd, 0x0200, SEEK_SET) < 0)
++         return false;
++      if (intfstream_read(fd, raw_game_id, 6) <= 0)
++         return false;
++   }
+    raw_game_id[6] = '\0';
+ 
+    /** Scrub files with bad data and log **/
+
+From d3416699ccfbe42e2bb340a318e39cfe9001eff3 Mon Sep 17 00:00:00 2001
+From: Romeo <[email protected]>
+Date: Sat, 2 Apr 2022 15:42:39 -0400
+Subject: [PATCH 3/3] Update task_database_cue.c
+
+---
+ tasks/task_database_cue.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/tasks/task_database_cue.c b/tasks/task_database_cue.c
+index 5b1dc199fa6..b86df9e2d2b 100644
+--- a/tasks/task_database_cue.c
++++ b/tasks/task_database_cue.c
+@@ -866,7 +866,7 @@ int detect_wii_game(intfstream_t *fd, char *game_id, const char *filename)
+    /* Load raw serial or quit */
+    if (intfstream_seek(fd, 0x0000, SEEK_SET) < 0)
+       return false;
+-   
++
+    if (intfstream_read(fd, raw_game_id, 6) <= 0)
+       return false;
+