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fix problems with vbdri new filename handling

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this should now disallow having non-hex characters in the title id and allow changing of the NAME_TIK and NAME_TID macros
This commit is contained in:
aspargas2 2020-07-17 19:28:21 -04:00 committed by d0k3
parent d8aeb056cb
commit cb870d2b02
1 changed files with 17 additions and 13 deletions
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30
arm9/source/virtual/vbdri.c
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@ -14,7 +14,9 @@
#define VFLAG_TICKDIR (VFLAG_UNKNOWN|VFLAG_HOMEBREW|VFLAG_ESHOP|VFLAG_SYSTEM)
#define NAME_TIE "%016llX"
#define NAME_TIE_LEN 16
#define NAME_TIK "%016llX.%08lX.tik" // title id / console id
#define NAME_TIK_LEN (16 + 1 + 8 + 4)
#define PART_PATH "D:/partitionA.bin"
@ -86,8 +88,10 @@ u64 InitVBDRIDrive(void) { // prerequisite: .db file mounted as virtual diff ima
memcpy(tick_info[i].console_id, ticket->console_id, 4);
free(ticket);
}
} else if ((cached_entry = malloc(sizeof(TitleInfoEntry))) == NULL)
} else if ((cached_entry = malloc(sizeof(TitleInfoEntry))) == NULL) {
DeinitVBDRIDrive();
return 0;
}
return mount_state;
}
@ -156,22 +160,22 @@ bool ReadVBDRIDir(VirtualFile* vfile, VirtualDir* vdir) {
}
bool GetNewVBDRIFile(VirtualFile* vfile, VirtualDir* vdir, const char* path) {
size_t len = strlen(path);
char buf[31];
strcpy(buf, path + len - (is_tickdb ? 30 : 17));
if (is_tickdb && ((strcmp(buf + 26, ".tik") != 0) || buf[17] != '.'))
return false;
for (char* ptr = buf + 1; ptr < buf + 17; ptr++)
*ptr = toupper(*ptr);
size_t path_len = strlen(path), buf_len = (is_tickdb ? NAME_TIK_LEN : NAME_TIE_LEN) + 2;
u64 tid;
if (sscanf(buf, "/%016llX", &tid) != 1) return false;
if (tid == 0)
u32 console_id;
char c;
char buf[buf_len];
strcpy(buf, path + path_len - buf_len + 1);
if (( is_tickdb && (sscanf(buf, "/" NAME_TIK "%c", &tid, &console_id, &c) != 2)) ||
(!is_tickdb && (sscanf(buf, "/" NAME_TIE "%c", &tid, &c) != 1)) ||
(tid == 0))
return false;
tid = getbe64((u8*)&tid);
int entry_index = -1;
for (u32 i = 0; i < num_entries; i++) {
if ((entry_index == -1) && (*((u64*)(void*)(title_ids + 8 * i)) == 0))