static int testMd5() { int ret; int i = 0; u8 digest[16]; const u8 correctDigest[] = { 0x38, 0xA6, 0xB2, 0x65, 0x28, 0x08, 0x13, 0x93, 0xD8, 0xAF, 0x17, 0xE0, 0xEC, 0x20, 0xD6, 0xDB }; u8 data[] = { 0x5A, 0x0A, 0x3B, 0xD4, 0x25, 0x0D, 0x7F, 0x63, 0xC7, 0x97, 0x39, 0x23, 0x0F, 0x06, 0x45, 0x43, 0x41, 0x27, 0xD9, 0x31, 0x1A, 0x7D, 0xA7, 0xA4, 0x62, 0xCD, 0xB0, 0x66, 0xEE, 0x93, 0x5D, 0x42, 0x3C, 0xE1, 0xC4, 0x77, 0xD1, 0x96, 0xF2, 0xCA, 0x73, 0xBC, 0x85, 0xEF, 0x7E, 0x85, 0x4A, 0x5C, 0x39, 0x01, 0xDC, 0x86, 0x45, 0x86, 0xFA, 0x17, 0x96, 0x27, 0x25, 0x3F, 0xDC, 0x8B, 0x99, 0x27, 0x88, 0xBD, 0x2E, 0x3D, 0x41, 0x03, 0x46, 0x52, 0xB1, 0x3E, 0x32, 0xA7, 0x18, 0xBA, 0xF3, 0x0F, 0xE8, 0x4C, 0x93, 0xA2, 0xDE, 0x81, 0x41, 0xCA, 0x57, 0x44, 0x7E, 0x98, 0x9D, 0xED, 0x98, 0x1B, 0x2A, 0x3B, 0x30, 0xD1, 0x71, 0xB9, 0x7A, 0x87, 0x18, 0xAF, 0x91, 0xFE, 0x89, 0xA7, 0xCD, 0x5D, 0x8C, 0x68, 0xE4, 0x38, 0xC0, 0x39, 0x61, 0xBF, 0xFD, 0x58, 0xF9, 0x71, 0x0F, 0x0F, 0x92, 0x10, 0x5D, 0xDA, 0x5C, 0x68, 0x81, 0x71, 0xCC, 0x96, 0xD4, 0x08, 0xE1, 0xC3, 0xA7, 0x38, 0x7C, 0x49, 0x05, 0x23, 0x29, 0x81, 0x4C, 0xDA, 0x08, 0xBF, 0x91, 0x37, 0xBE, 0x50, 0x8C, 0xC1, 0x11, 0x6B, 0x3E, 0x72, 0x52, 0xC8, 0xEB, 0x70, 0x64, 0x75, 0xB1, 0xE0, 0x74, 0xA6, 0x46, 0x65, 0xCA, 0x74, 0x11, 0x23, 0x8C, 0xE7, 0x75, 0xB5, 0xA6, 0x79 }; printf("sceKernelUtilsMd5Digest..."); ret = sceKernelUtilsMd5Digest(data, sizeof(data), (void *)digest); printf("0x%08X - %s\n", ret, ret ? "ERROR" : "OK"); if (ret) return ret; printf("Digest: "); for (i = 0; i < 16; i++) printf("%02X", digest[i]); printf("\nCorrect Digest: "); for (i = 0; i < 16; i++) printf("%02X", correctDigest[i]); printf("\nVerfying..."); for (i = 0; i < 16; i++) if (digest[i] != correctDigest[i]) { printf("NG\n"); return -1; } printf("OK\n"); return 0; }
static int lua_md5sum(lua_State *L) { size_t size; const char *string = luaL_checklstring(L, 1, &size); if (!string) return luaL_error(L, "System.md5sum() takes a string as argument."); u8 digest[16]; sceKernelUtilsMd5Digest((u8*)string, size, digest); int i; char result[33]; for (i = 0; i < 16; i++) sprintf(result + 2 * i, "%02x", digest[i]); lua_pushstring(L, result); return 1; }
void checkMD5() { const int random_data_len = strlen(random_data); sceKernelUtilsMd5BlockInit(&md5ctx); sceKernelUtilsMd5BlockUpdate(&md5ctx, random_data, 16); sceKernelUtilsMd5BlockUpdate(&md5ctx, random_data + 16, random_data_len - 16); struct MD5Digest digest; sceKernelUtilsMd5BlockResult(&md5ctx, &digest); // Probably not the right byte order. printf("MD5 in parts: %08x%08x%08x%08x\n", digest.data[0], digest.data[1], digest.data[2], digest.data[3]); memset(&digest, 0, sizeof(digest)); sceKernelUtilsMd5Digest(random_data, random_data_len, &digest); printf("MD5 digest: %08x%08x%08x%08x\n", digest.data[0], digest.data[1], digest.data[2], digest.data[3]); }
/* * Assign a module which is a necessary step after a module * is created. We check if the specified module can be loaded and * if everything checked is correct, its moduleInfo section is * copied with the moduleInfo section content provided by * execFileInfo. */ s32 sceKernelAssignModule(SceModule *mod, SceLoadCoreExecFileInfo *execFileInfo) { SceModule *tmpMod = NULL; SceModule *foundMod = NULL; SceUID foundUid = 0; s32 status; u8 digest[16]; u32 modDevKitVersion; u32 i; u32 j; if (mod == NULL) //0x0000692C return SCE_ERROR_KERNEL_ERROR; modDevKitVersion = 0; mod->next = NULL; //0x00006934 //0x0000695C - 0x0000698C /* * Here, we check if a module with the same name as the * to-be-assigned module is already loaded into memory. If there * is more than one module with the same name, search for the * latest loaded module among them. Once we are done with that * search, we check if the loaded module has the attribute * SCE_MODULE_ATTR_EXCLUSIVE_LOAD, if this is the case, we cannot * assign the recently created module. */ for (tmpMod = g_loadCore.registeredMods; tmpMod; tmpMod = tmpMod->next) { if (strcmp(execFileInfo->moduleInfo->modName, tmpMod->modName) == 0) { //0x0000695C if (tmpMod->modId > foundUid) { //0x00006974 foundUid = mod->modId; //0x0000697C foundMod = mod; //0x00006980 } } } if (foundMod && foundMod->attribute == SCE_MODULE_ATTR_EXCLUSIVE_LOAD) //0x00006990 & 0x000069A0 return SCE_ERROR_KERNEL_EXCLUSIVE_LOAD; status = CheckDevkitVersion(execFileInfo->moduleInfo, &modDevKitVersion); //0x000069AC if (status < SCE_ERROR_OK) //0x000069B8 return SCE_ERROR_KERNEL_UNSUPPORTED_PRX_TYPE; mod->attribute = (execFileInfo->moduleInfo->modAttribute & ~SCE_PRIVILEGED_MODULES) | execFileInfo->modInfoAttribute; //0x000069CC & 0x000069E0 if ((mod->attribute & SCE_PRIVILEGED_MODULES) == SCE_MODULE_KERNEL) mod->status &= ~SCE_MODULE_USER_MODULE; //0x00006BB4 else mod->status |= SCE_MODULE_USER_MODULE; //0x000069E8 mod->version[MODULE_VERSION_MINOR] = execFileInfo->moduleInfo->modVersion[MODULE_VERSION_MINOR]; //0x000069EC & 0x000069F8 mod->version[MODULE_VERSION_MAJOR] = execFileInfo->moduleInfo->modVersion[MODULE_VERSION_MAJOR]; //0x00006A00 & 0x00006A08 if (strcmp(execFileInfo->moduleInfo->modName, MODULE_IFHANDLE_NAME_OLD) == 0 || strcmp(execFileInfo->moduleInfo->modName, MODULE_IFHANDLE_NAME_NEW) == 0) //0x00006A0C & 0x00006A20 return SCE_ERROR_KERNEL_UNSUPPORTED_PRX_TYPE; sceKernelUtilsMd5Digest((u8 *)execFileInfo->moduleInfo->modName, strlen(execFileInfo->moduleInfo->modName), digest); //0x00006A70 //0x00006A78 - 0x00006ACC for (i = 0; i < HASH_DATA_64_BIT_ELEMENTS; i++) { //0x00006A98 - 0x00006AB8 for (j = 0; j < sizeof digest; j++) { if (digest[j] != *(u8 *)((u64 *)g_hashData + i)) //0x00006AA8 break; } if (j == 16) { //0x00006AC0 if ((modDevKitVersion & 0xFFFFFF00) <= MD5_DIGEST_UNSUPPORTED_DEVKIT_VERSION) //0x00006BA4 return SCE_ERROR_KERNEL_UNSUPPORTED_PRX_TYPE; break; } } /* copy over the moduleInfo data of the provided execFileInfo. */ strncpy(mod->modName, execFileInfo->moduleInfo->modName, SCE_MODULE_NAME_LEN); //0x00006ADC mod->terminal = 0; //0x00006AE4 mod->entryAddr = execFileInfo->entryAddr; //0x00006AEC & 0x00006B08 mod->entTop = execFileInfo->moduleInfo->entTop; //0x00006B1C mod->textSize = execFileInfo->textSize; //0x00006B20 mod->stubTop = execFileInfo->moduleInfo->stubTop; //0x00006B28 mod->dataSize = execFileInfo->dataSize; //0x00006B2C mod->gpValue = (u32)execFileInfo->moduleInfo->gpValue; //0x00006B34 mod->bssSize = execFileInfo->bssSize; //0x00006B38 mod->entSize = execFileInfo->moduleInfo->entEnd - execFileInfo->moduleInfo->entTop; //0x00006B3C mod->stubSize = execFileInfo->moduleInfo->stubEnd - execFileInfo->moduleInfo->stubTop; //0x00006B40 mod->nSegments = execFileInfo->numSegments; //0x00006B48 for (i = 0; i < SCE_KERNEL_MAX_MODULE_SEGMENT; i++) { mod->segmentAddr[i] = execFileInfo->segmentAddr[i]; //0x00006B60 mod->segmentSize[i] = execFileInfo->segmentSize[i]; //0x00006B6C mod->segmentAlign[i] = execFileInfo->segmentAlign[i]; //0x00006B78 } updateUIDName(mod); //0x00006B7C return SCE_ERROR_OK; }