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Check for title.db before attempting install

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This commit is contained in:
d0k3 2020-07-24 12:25:03 +02:00
parent e559c2b4a1
commit b8798f2aff
1 changed files with 16 additions and 6 deletions
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22
arm9/source/utils/gameutil.c
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@ -2150,15 +2150,25 @@ u32 InstallGameFile(const char* path, bool to_emunand, bool force_nand) {
u64 filetype = IdentifyFileType(path);
u32 ret = 0;
// decide the drive
// find out the destination
bool to_sd = false;
bool to_twl = false;
u64 tid64 = GetGameFileTitleId(path);
if (!tid64) return 1;
if (((tid64 >> 32) & 0x8000) || (filetype & GAME_NDS))
drv = (to_emunand ? "5:" : "2:");
else if (((tid64 >> 32) & 0x10) || force_nand)
drv = (to_emunand ? "4:" : "1:");
else
drv = (to_emunand ? "B:" : "A:");
to_twl = true;
else if (!((tid64 >> 32) & 0x10) || !force_nand)
to_sd = true;
// does the title.db exist?
if (to_sd && !fvx_qsize(to_emunand ? "B:/dbs/title.db" : "A:/dbs/title.db"))
to_sd = false;
if (!to_sd && !fvx_qsize(to_emunand ? "4:/dbs/title.db" : "1:/dbs/title.db"))
return 1;
// now we know the correct drive
drv = to_emunand ? (to_sd ? "B:" : to_twl ? "5:" : "4:") :
(to_sd ? "A:" : to_twl ? "2:" : "1:");
// check permissions for SysNAND (this includes everything we need)
if (!CheckWritePermissions(to_emunand ? "4:" : "1:")) return 1;