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Introduce GetGoodName() function

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This commit is contained in:
d0k3 2017-05-15 20:00:26 +02:00
parent 6a5b13ea09
commit 7dc672a647
3 changed files with 169 additions and 33 deletions
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2
source/common/common.h
View File

@ -49,7 +49,7 @@
#endif
// GodMode9 version
#define VERSION "1.1.3"
#define VERSION "1.1.4"
// Maximum payload size (arbitrary value!)
#define SELF_MAX_SIZE (320 * 1024) // 320kB

198
source/game/gameutil.c
View File

@ -956,11 +956,14 @@ u32 CryptGameFile(const char* path, bool inplace, bool encrypt) {
u32 ret = 0;
if (!inplace) { // build output name
char* name = strrchr(path, '/');
if (!name) return 1;
if ((strncmp(path + 1, ":/title/", 8) == 0) && (filetype & (GAME_NCCH))) {
snprintf(dest, 256, "%s/%016llx.%s", OUTPUT_PATH, GetTitleId(path), ++name);
} else snprintf(dest, 256, "%s/%s", OUTPUT_PATH, ++name);
// build output name
snprintf(dest, 256, OUTPUT_PATH "/");
char* dname = dest + strnlen(dest, 256);
if ((strncmp(path + 1, ":/title/", 8) != 0) || (GetGoodName(dname, path, true) != 0)) {
char* name = strrchr(path, '/');
if (!name) return 1;
snprintf(dest, 256, "%s/%s", OUTPUT_PATH, ++name);
}
destptr = dest;
}
@ -1313,13 +1316,14 @@ u32 BuildCiaFromGameFile(const char* path, bool force_legit) {
u32 ret = 0;
// build output name
char* name = strrchr(path, '/');
if (!name) return 1;
if (filetype & GAME_TMD) {
snprintf(dest, 256, "%s/%016llx", OUTPUT_PATH, GetTitleId(path));
} else if ((strncmp(path + 1, ":/title/", 8) == 0) && (filetype & (GAME_NCCH))) {
snprintf(dest, 256, "%s/%016llx.%s", OUTPUT_PATH, GetTitleId(path), ++name);
} else snprintf(dest, 256, "%s/%s", OUTPUT_PATH, ++name);
snprintf(dest, 256, OUTPUT_PATH "/");
char* dname = dest + strnlen(dest, 256);
if (!((filetype & GAME_TMD) || (strncmp(path + 1, ":/title/", 8) == 0)) ||
(GetGoodName(dname, path, true) != 0)) {
char* name = strrchr(path, '/');
if (!name) return 1;
snprintf(dest, 256, "%s/%s", OUTPUT_PATH, ++name);
}
// replace extension
char* dot = strrchr(dest, '.');
if (!dot || (dot < strrchr(dest, '/')))
@ -1766,32 +1770,164 @@ u32 BuildSeedInfo(const char* path, bool dump) {
return 0;
}
u64 GetTitleId(const char* path) {
u32 LoadNcchFromGameFile(const char* path, NcchHeader* ncch) {
u32 filetype = IdentifyFileType(path);
UINT br;
if (filetype & GAME_TMD) {
TitleMetaData* tmd = (TitleMetaData*) (void*) TEMP_BUFFER;
if ((fvx_qread(path, tmd, 0, TMD_SIZE_MIN, &br) == FR_OK) &&
(br == TMD_SIZE_MIN) && (ValidateTmd(tmd) == 0)) return getbe64(tmd->title_id);
} else if (filetype & GAME_NCCH) {
NcchHeader* ncch = (NcchHeader*) (void*) TEMP_BUFFER;
if (filetype & GAME_NCCH) {
if ((fvx_qread(path, ncch, 0, sizeof(NcchHeader), &br) == FR_OK) &&
(br == sizeof(NcchHeader)) && (ValidateNcchHeader(ncch) == 0)) return ncch->programId;
(br == sizeof(NcchHeader)) && (ValidateNcchHeader(ncch) == 0)) return 0;
} else if (filetype & GAME_NCSD) {
NcsdHeader* ncsd = (NcsdHeader*) (void*) TEMP_BUFFER;
if ((fvx_qread(path, ncsd, 0, sizeof(NcsdHeader), &br) == FR_OK) &&
(br == sizeof(NcsdHeader)) && (ValidateNcsdHeader(ncsd) == 0)) return ncsd->mediaId;
} else if (filetype & GAME_NDS) {
TwlHeader* twl = (TwlHeader*) (void*) TEMP_BUFFER;
if ((twl->unit_code & 0x02) && (fvx_qread(path, twl, 0, sizeof(TwlHeader), &br) == FR_OK) &&
(br == sizeof(TwlHeader))) return twl->title_id;
if ((fvx_qread(path, ncch, NCSD_CNT0_OFFSET, sizeof(NcchHeader), &br) == FR_OK) &&
(br == sizeof(NcchHeader)) && (ValidateNcchHeader(ncch) == 0)) return 0;
} else if (filetype & GAME_CIA) {
TitleMetaData* tmd = (TitleMetaData*) (void*) TEMP_BUFFER;
CiaStub* cia = (CiaStub*) TEMP_BUFFER;
CiaInfo info;
if ((fvx_qread(path, &info, 0, 0x20, &br) == FR_OK) && (br == 0x20) &&
(GetCiaInfo(&info, (CiaHeader*) &info) == 0) && (fvx_qread(path, tmd, info.offset_tmd, TMD_SIZE_MIN, &br) == FR_OK) &&
(br == TMD_SIZE_MIN) && (ValidateTmd(tmd) == 0)) return getbe64(tmd->title_id);
// load CIA stub from path
if ((LoadCiaStub(cia, path) != 0) ||
(GetCiaInfo(&info, &(cia->header)) != 0)) {
return 1;
}
// decrypt / load NCCH header from first CIA content
if (getbe16(cia->tmd.content_count)) {
TmdContentChunk* chunk = cia->content_list;
if ((getbe64(chunk->size) < sizeof(NcchHeader)) ||
(fvx_qread(path, ncch, info.offset_content, sizeof(NcchHeader), &br) != FR_OK) ||
(br != sizeof(NcchHeader))) return 1;
if (getbe16(chunk->type) & 0x1) { // decrypt first content header
u8 titlekey[16];
u8 ctr[16];
GetTmdCtr(ctr, chunk);
if (GetTitleKey(titlekey, &(cia->ticket)) != 0) return 1;
DecryptCiaContentSequential((void*) ncch, sizeof(NcchHeader), ctr, titlekey);
}
if (ValidateNcchHeader(ncch) == 0) return 0;
}
}
return 1;
}
u32 GetGoodName(char* name, const char* path, bool quick) {
// name should be 128+1 byte
// name scheme (CTR+SMDH): <title_id> <title_name> (<product_code>) (<region>).<extension>
// name scheme (CTR): <title_id> (<product_code>).<extension>
// name scheme (NTR+ICON): <title_name> (<product_code>).<extension>
// name scheme (TWL+ICON): <title_id> <title_name> (<product_code>) (<DSi unitcode>) (<region>).<extension>
// name scheme (NTR): <name_short> (<product_code>).<extension>
// name scheme (TWL): <title_id> (<product_code>).<extension>
const char* path_donor = path;
u32 type_donor = IdentifyFileType(path);
char* ext =
(type_donor & GAME_CIA) ? "cia" :
(type_donor & GAME_NCSD) ? "3ds" :
(type_donor & GAME_NCCH) ? ((type_donor & FLAG_CXI) ? "cxi" : "cfa") :
(type_donor & GAME_NDS) ? "nds" :
(type_donor & GAME_TMD) ? "tmd" : "";
if (!*ext) return 1;
char appid_str[1 + 8 + 1] = { 0 }; // handling for NCCH / NDS in "?:/title" paths
if ((type_donor & (GAME_NCCH|GAME_NDS)) && (strncmp(path + 1, ":/title/", 8) == 0)) {
char* name = strrchr(path, '/');
if (name && (strnlen(++name, 16) >= 8))
*appid_str = '.';
strncpy(appid_str + 1, name, 8);
}
char path_content[256];
if (type_donor & GAME_TMD) {
const u8 dlc_tid_high[] = { DLC_TID_HIGH };
TitleMetaData* tmd = (TitleMetaData*) TEMP_BUFFER;
TmdContentChunk* chunk = (TmdContentChunk*) (tmd + 1);
// content path string
char* name_content;
strncpy(path_content, path_donor, 256);
name_content = strrchr(path_content, '/');
if (!name_content) return 1; // will not happen
name_content++;
// load TMD file
if ((LoadTmdFile(tmd, path_donor) != 0) || !getbe16(tmd->content_count))
return 1;
snprintf(name_content, 256 - (name_content - path_content),
(memcmp(tmd->title_id, dlc_tid_high, sizeof(dlc_tid_high)) == 0) ? "00000000/%08lx.app" : "%08lx.app", getbe32(chunk->id));
// new donor type
path_donor = path_content;
type_donor = IdentifyFileType(path_donor);
}
if (type_donor & GAME_NDS) { // NTR or TWL
TwlHeader* twl = (TwlHeader*) TEMP_BUFFER;
TwlIconData* icon = (TwlIconData*) (TEMP_BUFFER + sizeof(TwlHeader));
if (LoadTwlMetaData(path_donor, twl, quick ? NULL : icon) != 0) return 1;
if (quick) {
if (twl->unit_code & 0x02) { // TWL
snprintf(name, 128, "%016llX (TWL-%.4s).%s", twl->title_id, twl->game_code, ext);
} else { // NTR
snprintf(name, 128, "%.12s (NTR-%.4s).%s", twl->game_title, twl->game_code, ext);
}
} else {
char title_name[0x80+1] = { 0 };
if (GetTwlTitle(title_name, icon) != 0) return 1;
char* linebrk = strchr(title_name, '\n');
if (linebrk) *linebrk = '\0';
if (twl->unit_code & 0x02) { // TWL
char region[8] = { 0 };
if (twl->region_flags == TWL_REGION_FREE) snprintf(region, 8, "WORLD");
snprintf(region, 8, "%s%s%s%s%s",
(twl->region_flags & TWL_REGION_JAP) ? "J" : "",
(twl->region_flags & TWL_REGION_USA) ? "U" : "",
(twl->region_flags & TWL_REGION_EUR) ? "E" : "",
(twl->region_flags & TWL_REGION_CHN) ? "C" : "",
(twl->region_flags & TWL_REGION_KOR) ? "K" : "");
if (strncmp(region, "JUECK", 8) == 0) snprintf(region, 8, "W");
if (!*region) snprintf(region, 8, "UNK");
char* unit_str = (twl->unit_code == TWL_UNITCODE_TWLNTR) ? "DSi Enhanced" : "DSi Exclusive";
snprintf(name, 128, "%016llX %s (TWL-%.4s) (%s) (%s).%s",
twl->title_id, title_name, twl->game_code, unit_str, region, ext);
} else { // NTR
snprintf(name, 128, "%s (NTR-%.4s).%s", title_name, twl->game_code, ext);
}
}
} else if (type_donor & (GAME_CIA|GAME_NCSD|GAME_NCCH)) { // CTR (data from NCCH)
NcchHeader* ncch = (NcchHeader*) (void*) TEMP_BUFFER;
Smdh* smdh = (Smdh*) (TEMP_BUFFER + sizeof(NcchHeader));
if (LoadNcchFromGameFile(path_donor, ncch) != 0) return 1;
if (quick || (LoadSmdhFromGameFile(path_donor, smdh) != 0)) {
snprintf(name, 128, "%016llX%s (%.16s).%s", ncch->programId, appid_str, ncch->productcode, ext);
} else {
char title_name[0x40+1] = { 0 };
if (GetSmdhDescShort(title_name, smdh) != 0) return 1;
char region[8] = { 0 };
if (smdh->region_lockout == SMDH_REGION_FREE) snprintf(region, 8, "WORLD");
snprintf(region, 8, "%s%s%s%s%s%s",
(smdh->region_lockout & SMDH_REGION_JAP) ? "J" : "",
(smdh->region_lockout & SMDH_REGION_USA) ? "U" : "",
(smdh->region_lockout & SMDH_REGION_EUR) ? "E" : "",
(smdh->region_lockout & SMDH_REGION_CHN) ? "C" : "",
(smdh->region_lockout & SMDH_REGION_KOR) ? "K" : "",
(smdh->region_lockout & SMDH_REGION_TWN) ? "T" : "");
if (strncmp(region, "JUECKT", 8) == 0) snprintf(region, 8, "W");
if (!*region) snprintf(region, 8, "UNK");
snprintf(name, 128, "%016llX%s %s (%.16s) (%s).%s",
ncch->programId, appid_str, title_name, ncch->productcode, region, ext);
}
} else return 1;
// remove illegal chars from filename
for (char* c = name; *c; c++) {
if ((*c == ':') || (*c == '/') || (*c == '\\') ||
(*c == '*') || (*c == '?') || (*c == '\n') || (*c == '\r'))
*c = ' ';
}
return 0;

2
source/game/gameutil.h
View File

@ -12,4 +12,4 @@ u32 CheckHealthAndSafetyInject(const char* hsdrv);
u32 InjectHealthAndSafety(const char* path, const char* destdrv);
u32 BuildTitleKeyInfo(const char* path, bool dec, bool dump);
u32 BuildSeedInfo(const char* path, bool dump);
u64 GetTitleIdFromGameFile(const char* path);
u32 GetGoodName(char* name, const char* path, bool quick);