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Fix displaying metadata of > 2GB CIA files.

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This commit is contained in:
Steven Smith 2016-07-09 01:58:30 -07:00
parent 0605c7cbdb
commit 2f08d8435e
3 changed files with 34 additions and 5 deletions
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36
source/core/util.c
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@ -320,15 +320,43 @@ u32 util_get_seed_response_code() {
static u32 sigSizes[6] = {0x240, 0x140, 0x80, 0x240, 0x140, 0x80};
u64 util_get_cia_title_id(u8* cia) {
u32 headerSize = *(u32*) &cia[0x00];
u32 certSize = *(u32*) &cia[0x08];
u32 ticketSize = *(u32*) &cia[0x0C];
u32 headerSize = ((*(u32*) &cia[0x00]) + 0x3F) & ~0x3F;
u32 certSize = ((*(u32*) &cia[0x08]) + 0x3F) & ~0x3F;
u32 ticketSize = ((*(u32*) &cia[0x0C]) + 0x3F) & ~0x3F;
u8* tmd = &cia[((headerSize + 0x3F) & ~0x3F) + ((certSize + 0x3F) & ~0x3F) + ((ticketSize + 0x3F) & ~0x3F)];
u8* tmd = &cia[headerSize + certSize + ticketSize];
return util_get_tmd_title_id(tmd);
}
Result util_get_cia_file_smdh(SMDH* smdh, Handle handle) {
Result res = 0;
if(smdh != NULL) {
u32 bytesRead = 0;
u32 header[8];
if(R_SUCCEEDED(res = FSFILE_Read(handle, &bytesRead, 0, header, sizeof(header))) && bytesRead == sizeof(header)) {
u32 headerSize = (header[0] + 0x3F) & ~0x3F;
u32 certSize = (header[2] + 0x3F) & ~0x3F;
u32 ticketSize = (header[3] + 0x3F) & ~0x3F;
u32 tmdSize = (header[4] + 0x3F) & ~0x3F;
u32 metaSize = (header[5] + 0x3F) & ~0x3F;
u64 contentSize = ((header[6] | ((u64) header[7] << 32)) + 0x3F) & ~0x3F;
if(metaSize >= 0x3AC0) {
res = FSFILE_Read(handle, &bytesRead, headerSize + certSize + ticketSize + tmdSize + contentSize + 0x400, smdh, sizeof(SMDH));
} else {
res = R_FBI_BAD_DATA;
}
}
} else {
res = R_FBI_INVALID_ARGUMENT;
}
return res;
}
u64 util_get_ticket_title_id(u8* ticket) {
return __builtin_bswap64(*(u64*) &ticket[sigSizes[ticket[0x03]] + 0x9C]);
}

1
source/core/util.h
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@ -55,6 +55,7 @@ Result util_import_seed(u64 titleId);
u32 util_get_seed_response_code();
u64 util_get_cia_title_id(u8* cia);
Result util_get_cia_file_smdh(SMDH* smdh, Handle handle);
u64 util_get_ticket_title_id(u8* ticket);
u64 util_get_tmd_title_id(u8* tmd);
u16 util_get_tmd_content_count(u8* tmd);

2
source/ui/section/task/listfiles.c
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@ -66,7 +66,7 @@ Result task_create_file_item(list_item** out, FS_Archive archive, const char* pa
SMDH* smdh = (SMDH*) calloc(1, sizeof(SMDH));
if(smdh != NULL) {
if(R_SUCCEEDED(AM_GetCiaIcon(smdh, fileHandle))) {
if(R_SUCCEEDED(util_get_cia_file_smdh(smdh, fileHandle))) {
if(smdh->magic[0] == 'S' && smdh->magic[1] == 'M' && smdh->magic[2] == 'D' && smdh->magic[3] == 'H') {
u8 systemLanguage = CFG_LANGUAGE_EN;
CFGU_GetSystemLanguage(&systemLanguage);