//!!! Change this uint32_t TPM_GetCertifyInfoSize(const unsigned char *blob) { uint16_t tag = LOAD16(blob, 0); uint32_t offset = sizeof(TPM_STRUCTURE_TAG) + sizeof(BYTE) + sizeof(TPM_PAYLOAD_TYPE) + sizeof(TPM_KEY_USAGE) + sizeof(TPM_KEY_FLAGS) + sizeof(TPM_AUTH_DATA_USAGE) + sizeof(TPM_ALGORITHM_ID) + sizeof(TPM_ENC_SCHEME) + sizeof(TPM_SIG_SCHEME); uint32_t parmSize; uint32_t size; parmSize = LOAD32(blob, offset); offset += sizeof(uint32_t) + parmSize + sizeof(TPM_DIGEST) + sizeof(TPM_NONCE) + sizeof(TPM_BOOL); size = LOAD32(blob, offset); offset += sizeof(uint32_t) + size; if (TPM_TAG_CERTIFY_INFO2 == tag) { size = LOAD32(blob, offset); offset += sizeof(uint32_t) + size; } return offset; }
uint32_t TPM_ReadCounterValue(const unsigned char *buffer, TPM_COUNTER_VALUE * counter) { uint32_t offset = 0; counter->tag = LOAD16(buffer, offset); offset += TPM_U16_SIZE; if (counter->tag != TPM_TAG_COUNTER_VALUE) return ERR_STRUCTURE; memcpy(&counter->label[0], &buffer[offset], sizeof(counter->label)); offset += sizeof(counter->label); counter->counter = LOAD32(buffer, offset); return 0; }
int main(int argc, char *argv[]) { int ret = 0; uint32_t handle; int listsize; int offset; int i; /* argc iterator */ TPM_setlog(0); /* turn off verbose output */ for (i=1 ; i<argc ; i++) { if (!strcmp(argv[i], "-h")) { printUsage(); } else if (!strcmp(argv[i], "-v")) { TPM_setlog(1); } else { printf("\n%s is not a valid option\n", argv[i]); printUsage(); } } STACK_TPM_BUFFER(response); if (ret == 0) { ret = TPM_GetCapability(0x0000007,NULL,&response); if (ret != 0) { printf("Error %s from TPM_GetCapability\n",TPM_GetErrMsg(ret)); exit(1); } listsize = LOAD16(response.buffer,0); offset = 2; for (i = 0; i < listsize; ++i) { handle = LOAD32(response.buffer,offset); printf("Key handle %02d %08x\n",i,handle); offset += 4; } } exit(0); }
static NOINLINE int ReadWcs(const uint16_t* Value,int Len,bool_t Swap,tchar_t* Out,int OutLen) { uint16_t* Src; int i; if (Out) Out[0] = 0; for (i=0;i<Len;++i) if (LOAD16(Value+i)==0) { Len=i; break; } if (Len) { Src = malloc((Len+1)*sizeof(uint16_t)); if (Src) { if (Swap) for (i=0;i<Len;++i) Src[i] = LOAD16SW(Value+i); else memcpy(Src,Value,Len*sizeof(uint16_t)); for (i=Len;i>0 && IsSpace(Src[i-1]);--i); Src[i] = 0; if (Out) WcsToTcs(Out,OutLen,Src); } free(Src); } return (Len+1)*sizeof(uint16_t); }
/* Process 2OPI Integer instructions */ bool eval_2OPI_Int(struct lilith* vm, struct Instruction* c) { #ifdef DEBUG char Name[20] = "ILLEGAL_2OPI"; #endif /* 0x0E ... 0x2B */ /* 0xB0 ... 0xDF */ switch(c->raw2) { case 0x0E: /* ADDI */ { #ifdef DEBUG strncpy(Name, "ADDI", 19); #elif TRACE record_trace("ADDI"); #endif ADDI(vm, c); break; } case 0x0F: /* ADDUI */ { #ifdef DEBUG strncpy(Name, "ADDUI", 19); #elif TRACE record_trace("ADDUI"); #endif ADDUI(vm, c); break; } case 0x10: /* SUBI */ { #ifdef DEBUG strncpy(Name, "SUBI", 19); #elif TRACE record_trace("SUBI"); #endif SUBI(vm, c); break; } case 0x11: /* SUBUI */ { #ifdef DEBUG strncpy(Name, "SUBUI", 19); #elif TRACE record_trace("SUBUI"); #endif SUBUI(vm, c); break; } case 0x12: /* CMPI */ { #ifdef DEBUG strncpy(Name, "CMPI", 19); #elif TRACE record_trace("CMPI"); #endif CMPI(vm, c); break; } case 0x13: /* LOAD */ { #ifdef DEBUG strncpy(Name, "LOAD", 19); #elif TRACE record_trace("LOAD"); #endif LOAD(vm, c); break; } case 0x14: /* LOAD8 */ { #ifdef DEBUG strncpy(Name, "LOAD8", 19); #elif TRACE record_trace("LOAD8"); #endif LOAD8(vm, c); break; } case 0x15: /* LOADU8 */ { #ifdef DEBUG strncpy(Name, "LOADU8", 19); #elif TRACE record_trace("LOADU8"); #endif LOADU8(vm, c); break; } case 0x16: /* LOAD16 */ { #ifdef DEBUG strncpy(Name, "LOAD16", 19); #elif TRACE record_trace("LOAD16"); #endif LOAD16(vm, c); break; } case 0x17: /* LOADU16 */ { #ifdef DEBUG strncpy(Name, "LOADU16", 19); #elif TRACE record_trace("LOADU16"); #endif LOADU16(vm, c); break; } case 0x18: /* LOAD32 */ { #ifdef DEBUG strncpy(Name, "LOAD32", 19); #elif TRACE record_trace("LOAD32"); #endif LOAD32(vm, c); break; } case 0x19: /* LOADU32 */ { #ifdef DEBUG strncpy(Name, "LOADU32", 19); #elif TRACE record_trace("LOADU32"); #endif LOADU32(vm, c); break; } case 0x1F: /* CMPUI */ { #ifdef DEBUG strncpy(Name, "CMPUI", 19); #elif TRACE record_trace("CMPUI"); #endif CMPUI(vm, c); break; } case 0x20: /* STORE */ { #ifdef DEBUG strncpy(Name, "STORE", 19); #elif TRACE record_trace("STORE"); #endif STORE(vm, c); break; } case 0x21: /* STORE8 */ { #ifdef DEBUG strncpy(Name, "STORE8", 19); #elif TRACE record_trace("STORE8"); #endif STORE8(vm, c); break; } case 0x22: /* STORE16 */ { #ifdef DEBUG strncpy(Name, "STORE16", 19); #elif TRACE record_trace("STORE16"); #endif STORE16(vm, c); break; } case 0x23: /* STORE32 */ { #ifdef DEBUG strncpy(Name, "STORE32", 19); #elif TRACE record_trace("STORE32"); #endif STORE32(vm, c); break; } case 0xB0: /* ANDI */ { #ifdef DEBUG strncpy(Name, "ANDI", 19); #elif TRACE record_trace("ANDI"); #endif ANDI(vm, c); break; } case 0xB1: /* ORI */ { #ifdef DEBUG strncpy(Name, "ORI", 19); #elif TRACE record_trace("ORI"); #endif ORI(vm, c); break; } case 0xB2: /* XORI */ { #ifdef DEBUG strncpy(Name, "XORI", 19); #elif TRACE record_trace("XORI"); #endif XORI(vm, c); break; } case 0xB3: /* NANDI */ { #ifdef DEBUG strncpy(Name, "NANDI", 19); #elif TRACE record_trace("NANDI"); #endif NANDI(vm, c); break; } case 0xB4: /* NORI */ { #ifdef DEBUG strncpy(Name, "NORI", 19); #elif TRACE record_trace("NORI"); #endif NORI(vm, c); break; } case 0xB5: /* XNORI */ { #ifdef DEBUG strncpy(Name, "XNORI", 19); #elif TRACE record_trace("XNORI"); #endif XNORI(vm, c); break; } case 0xC0: /* CMPJUMPI.G */ { #ifdef DEBUG strncpy(Name, "CMPJUMPI.G", 19); #elif TRACE record_trace("CMPJUMPI.G"); #endif CMPJUMPI_G(vm, c); break; } case 0xC1: /* CMPJUMPI.GE */ { #ifdef DEBUG strncpy(Name, "CMPJUMPI.GE", 19); #elif TRACE record_trace("CMPJUMPI.GE"); #endif CMPJUMPI_GE(vm, c); break; } case 0xC2: /* CMPJUMPI.E */ { #ifdef DEBUG strncpy(Name, "CMPJUMPI.E", 19); #elif TRACE record_trace("CMPJUMPI.E"); #endif CMPJUMPI_E(vm, c); break; } case 0xC3: /* CMPJUMPI.NE */ { #ifdef DEBUG strncpy(Name, "CMPJUMPI.NE", 19); #elif TRACE record_trace("CMPJUMPI.NE"); #endif CMPJUMPI_NE(vm, c); break; } case 0xC4: /* CMPJUMPI.LE */ { #ifdef DEBUG strncpy(Name, "CMPJUMPI.LE", 19); #elif TRACE record_trace("CMPJUMPI.LE"); #endif CMPJUMPI_LE(vm, c); break; } case 0xC5: /* CMPJUMPI.L */ { #ifdef DEBUG strncpy(Name, "CMPJUMPI.L", 19); #elif TRACE record_trace("CMPJUMPI.L"); #endif CMPJUMPI_L(vm, c); break; } case 0xD0: /* CMPJUMPUI.G */ { #ifdef DEBUG strncpy(Name, "CMPJUMPUI.G", 19); #elif TRACE record_trace("CMPJUMPUI.G"); #endif CMPJUMPUI_G(vm, c); break; } case 0xD1: /* CMPJUMPUI.GE */ { #ifdef DEBUG strncpy(Name, "CMPJUMPUI.GE", 19); #elif TRACE record_trace("CMPJUMPUI.GE"); #endif CMPJUMPUI_GE(vm, c); break; } case 0xD4: /* CMPJUMPUI.LE */ { #ifdef DEBUG strncpy(Name, "CMPJUMPUI.LE", 19); #elif TRACE record_trace("CMPJUMPUI.LE"); #endif CMPJUMPUI_LE(vm, c); break; } case 0xD5: /* CMPJUMPUI.L */ { #ifdef DEBUG strncpy(Name, "CMPJUMPUI.L", 19); #elif TRACE record_trace("CMPJUMPUI.L"); #endif CMPJUMPUI_L(vm, c); break; } default: { illegal_instruction(vm, c); break; } } #ifdef DEBUG fprintf(stdout, "# %s reg%u reg%u %i\n", Name, c->reg0, c->reg1, c->raw_Immediate); #endif return false; }
int main(int argc, char *argv[]) { uint32_t ret; STACK_TPM_BUFFER(resp); int index = 0; STACK_TPM_BUFFER( subcap );; TPM_setlog(0); /* turn off verbose output */ ParseArgs(argc, argv); while ((int)matrx[index].cap != -1) { if (cap == matrx[index].cap) { break; } index++; } if (-1 == (int)matrx[index].cap) { printf("Unknown or unsupported capability!\n"); exit(-1); } subcap.used = 0; if (matrx[index].subcap_size > 0) { if ((int)scap == -1) { printf("Need subcap parameter for this capability!\n"); exit(-1); } if (0 == prepare_subcap(cap, &subcap, scap)) { if (2 == matrx[index].subcap_size) { STORE16(subcap.buffer,0,scap); subcap.used = 2; } else if (matrx[index].subcap_size >= 4) { STORE32(subcap.buffer,0,scap); subcap.used = 4; } } } #if 0 /* This was for VTPM extensions and needs retest */ if (cap == TPM_CAP_MFR) { int idx2 = 0; while ((int)mfr_matrix[idx2].cap != -1) { if (mfr_matrix[idx2].cap == scap) { break; } idx2++; } if (mfr_matrix[idx2].subcap_size > 0) { uint32_t used = subcap.used + mfr_matrix[idx2].subcap_size; while (subcap.used < used) { if (argc <= nxtarg) { printf("Need one more parameter for this " "capability!\n"); exit(-1); } if (!strncmp("0x",argv[nxtarg],2)) { sscanf(argv[nxtarg],"%x",&sscap); } else { sscanf(argv[nxtarg],"%d",&sscap); } nxtarg++; if (2 == matrx[index].subcap_size) { STORE16(subcap.buffer, subcap.used,sscap); subcap.used += 2; } else if (matrx[index].subcap_size >= 4) { STORE32(subcap.buffer, subcap.used,sscap); subcap.used += 4; } } } } #endif if (0 == sikeyhandle) { ret = TPM_GetCapability(cap, &subcap, &resp); if (0 != ret) { printf("TPM_GetCapability returned %s.\n", TPM_GetErrMsg(ret)); exit(ret); } } else { unsigned char antiReplay[TPM_HASH_SIZE]; unsigned char signature[2048]; uint32_t signaturelen = sizeof(signature); pubkeydata pubkey; RSA * rsa; unsigned char sighash[TPM_HASH_SIZE]; unsigned char * buffer = NULL; unsigned char * sigkeyhashptr = NULL; unsigned char sigkeypasshash[TPM_HASH_SIZE]; if (NULL != sikeypass) { TSS_sha1(sikeypass,strlen(sikeypass),sigkeypasshash); sigkeyhashptr = sigkeypasshash; } TSS_gennonce(antiReplay); ret = TPM_GetPubKey(sikeyhandle, sigkeyhashptr, &pubkey); if (0 != ret) { printf("Error while trying to access the signing key's public key.\n"); exit(-1); } rsa = TSS_convpubkey(&pubkey); ret = TPM_GetCapabilitySigned(sikeyhandle, sigkeyhashptr, antiReplay, cap, &subcap, &resp, signature, &signaturelen); if (0 != ret) { printf("TPM_GetCapabilitySigned returned %s.\n", TPM_GetErrMsg(ret)); exit(ret); } buffer = malloc(resp.used+TPM_NONCE_SIZE); if (NULL == buffer) { printf("Could not allocate buffer.\n"); exit(-1); } memcpy(&buffer[0], resp.buffer, resp.used); memcpy(&buffer[resp.used], antiReplay, TPM_NONCE_SIZE); TSS_sha1(buffer, resp.used+TPM_NONCE_SIZE, sighash); free(buffer); ret = RSA_verify(NID_sha1, sighash,TPM_HASH_SIZE, signature,signaturelen, rsa); if (1 != ret) { printf("Error: Signature verification failed.\n"); exit(-1); } } if (0 == resp.used) { printf("Empty response.\n"); } else { if (-1 == (int)scap) { printf("Result for capability 0x%x is : ",cap); } else { printf("Result for capability 0x%x, subcapability 0x%x is : ",cap,scap); } if (TYPE_BOOL == matrx[index].result_size) { if (resp.buffer[0] == 0) { printf("FALSE\n"); } else { printf("TRUE\n"); } } else if (TYPE_UINT32 == matrx[index].result_size) { uint32_t rsp; rsp = LOAD32(resp.buffer,0); printf("0x%08X = %d\n",rsp,rsp); } else if (TYPE_UINT32_ARRAY == matrx[index].result_size) { int i = 0; printf("\n"); while (i+3 < (int)resp.used) { uint32_t rsp = LOAD32(resp.buffer,i); i+=4; if (TPM_CAP_NV_LIST == cap) { /* don't zero extend, grep needs the exact value for test suite */ printf("%d. Index : %d = 0x%x.\n", i/4, rsp, rsp); } else if (TPM_CAP_KEY_HANDLE == cap) { printf("%d. keyhandle : %d.\n", i/4, rsp); } else { printf("%d. item : %d.\n", i/4, rsp); } } } else if (TYPE_STRUCTURE == matrx[index].result_size) { switch(cap) { case TPM_CAP_FLAG: { if (scap == TPM_CAP_FLAG_PERMANENT) { TPM_PERMANENT_FLAGS pf; STACK_TPM_BUFFER(tb) TSS_SetTPMBuffer(&tb, resp.buffer, resp.used); ret = TPM_ReadPermanentFlags(&tb, 0, &pf, resp.used); if ( ( ret & ERR_MASK ) != 0 || ret > resp.used) { printf("ret=%x, responselen=%d\n",ret,resp.used); printf("Error parsing response!\n"); exit(-1); } printf("\n"); showPermanentFlags(&pf, resp.used); } else if (scap == TPM_CAP_FLAG_VOLATILE) { TPM_STCLEAR_FLAGS sf; STACK_TPM_BUFFER(tb); TSS_SetTPMBuffer(&tb, resp.buffer, resp.used); ret = TPM_ReadSTClearFlags(&tb, 0, &sf); if ( ( ret & ERR_MASK ) != 0 || ret > resp.used) { printf("ret=%x, responselen=%d\n",ret,resp.used); printf("Error parsing response!\n"); exit(-1); } printf("\n"); showVolatileFlags(&sf); } } break; case TPM_CAP_KEY_HANDLE: { uint16_t num = LOAD16(resp.buffer, 0); uint32_t i = 0; uint32_t handle; printf("\n"); while (i < num) { handle = LOAD32(resp.buffer,2+i*4); printf("%d. handle: 0x%08X\n", i, handle); i++; } } break; case TPM_CAP_NV_INDEX: { //char scratch_info[256]; unsigned char scratch_info[256]; uint32_t scratch_info_len; TPM_NV_DATA_PUBLIC ndp; uint32_t i, c; STACK_TPM_BUFFER(tb) TSS_SetTPMBuffer(&tb, resp.buffer, resp.used); ret = TPM_ReadNVDataPublic(&tb, 0, &ndp); if ( ( ret & ERR_MASK) != 0) { printf("Could not deserialize the TPM_NV_DATA_PUBLIC structure.\n"); exit(-1); } printf("permission.attributes : %08X\n",(unsigned int)ndp.permission.attributes); printf("ReadSTClear : %02X\n",ndp.bReadSTClear); printf("WriteSTClear : %02X\n",ndp.bWriteSTClear); printf("WriteDefine : %02X\n",ndp.bWriteDefine); printf("dataSize : %08X = %d",(unsigned int)ndp.dataSize, (unsigned int)ndp.dataSize); c = 0; for (i = 0; i < ndp.pcrInfoRead.pcrSelection.sizeOfSelect*8; i++) { if (ndp.pcrInfoRead.pcrSelection.pcrSelect[(i / 8)] & (1 << (i & 0x7))) { if (!c) printf("\nRead PCRs selected: "); else printf(", "); printf("%d", i); c++; } } if (c) { char pcrmap[4], *pf; memcpy(pcrmap, ndp.pcrInfoRead.pcrSelection.pcrSelect, ndp.pcrInfoRead.pcrSelection.sizeOfSelect); // printf("\npcrmap: %02x%02x%02x%02x\n", pcrmap[0], pcrmap[1], // pcrmap[2], pcrmap[3]); ret = TSS_GenPCRInfo(*(uint32_t *)pcrmap, scratch_info, &scratch_info_len); printf("\nRead PCR Composite: "); for (i = 0; i < 20; i++) printf("%02x", ndp.pcrInfoRead.digestAtRelease[i] & 0xff); printf("\n"); #if 1 pf = &scratch_info[5]; printf("\nCurrent PCR composite: "); for (i = 0; i < 20; i++) //printf("%02x", scratch_info.digestAtRelease[i] & 0xff); printf("%02x", pf[i] & 0xff); printf("\n"); #endif if (!ret) { printf("Matches current TPM state: "); if (!memcmp(&scratch_info[5], &ndp.pcrInfoRead.digestAtRelease, 20)) { printf("Yes\n"); } else { printf("No\n"); } } } c = 0; for (i = 0; i < ndp.pcrInfoWrite.pcrSelection.sizeOfSelect*8; i++) { if (ndp.pcrInfoWrite.pcrSelection.pcrSelect[(i / 8)] & (1 << (i & 0x7))) { if (!c) printf("\nWrite PCRs selected: "); else printf(", "); printf("%d", i); c++; } } if (c) { printf("\nWrite PCR Composite: "); for (i = 0; i < 20; i++) printf("%02x", ndp.pcrInfoWrite.digestAtRelease[i] & 0xff); printf("\n"); } } break; case TPM_CAP_HANDLE: { uint16_t num = LOAD16(resp.buffer, 0); uint16_t x = 0; while (x < num) { uint32_t handle = LOAD32(resp.buffer, sizeof(num)+4*x); printf("%02d. 0x%08X\n",x,handle); x++; } } break; case TPM_CAP_VERSION_VAL: { int i = 0; TPM_CAP_VERSION_INFO cvi; STACK_TPM_BUFFER(tb) TSS_SetTPMBuffer(&tb, resp.buffer, resp.used); ret = TPM_ReadCapVersionInfo(&tb, 0, &cvi); if ( ( ret & ERR_MASK) != 0) { printf("Could not read the version info structure.\n"); exit(-1); } printf("\n"); printf("major : 0x%02X\n",cvi.version.major); printf("minor : 0x%02X\n",cvi.version.minor); printf("revMajor : 0x%02X\n",cvi.version.revMajor); printf("revMinor : 0x%02X\n",cvi.version.revMinor); printf("specLevel : 0x%04X\n",cvi.specLevel); printf("errataRev : 0x%02X\n",cvi.errataRev); printf("VendorID : "); while (i < 4) { printf("%02X ",cvi.tpmVendorID[i]); i++; } printf("\n"); /* Print vendor ID in text if printable */ for (i=0 ; i<4 ; i++) { if (isprint(cvi.tpmVendorID[i])) { if (i == 0) { printf("VendorID : "); } printf("%c", cvi.tpmVendorID[i]); } else { break; } } printf("\n"); printf("[not displaying vendor specific information]\n"); } break; #if 0 /* kgold: I don't think these are valid cap values */ case TPM_CAP_FLAG_PERMANENT: { TPM_PERMANENT_FLAGS pf; STACK_TPM_BUFFER(tb) TSS_SetTPMBuffer(&tb, resp.buffer, resp.used); if (resp.used == 21) { ret = TPM_ReadPermanentFlagsPre103(&tb, 0, &pf); } else { ret = TPM_ReadPermanentFlags(&tb, 0, &pf); } if ( ( ret & ERR_MASK ) != 0 || ret > resp.used) { printf("ret=%x, responselen=%d\n",ret,resp.used); printf("Error parsing response!\n"); exit(-1); } printf("\n"); showPermanentFlags(&pf, resp.used); } break; case TPM_CAP_FLAG_VOLATILE: { TPM_STCLEAR_FLAGS sf; STACK_TPM_BUFFER(tb); TSS_SetTPMBuffer(&tb, resp.buffer, resp.used); ret = TPM_ReadSTClearFlags(&tb, 0, &sf); if ( ( ret & ERR_MASK ) != 0 || ret > resp.used) { printf("ret=%x, responselen=%d\n",ret,resp.used); printf("Error parsing response!\n"); exit(-1); } printf("\n"); showVolatileFlags(&sf); } break; #endif case TPM_CAP_DA_LOGIC: { uint32_t ctr; TPM_BOOL lim = FALSE; TPM_DA_INFO dainfo; TPM_DA_INFO_LIMITED dainfo_lim; STACK_TPM_BUFFER(tb); TSS_SetTPMBuffer(&tb, resp.buffer, resp.used); ret = TPM_ReadDAInfo(&tb, 0, &dainfo); if ( ( ret & ERR_MASK) != 0 || ret > resp.used) { ret = TPM_ReadDAInfoLimited(&tb, 0, &dainfo_lim); if ( (ret & ERR_MASK ) != 0 || ret > resp.used) { printf("ret=%x, responselen=%d\n",ret,resp.used); printf("Error parsing response!\n"); exit(-1); } else { lim = TRUE; } } printf("\n"); if (lim) { printf("State : %d\n",dainfo_lim.state); printf("Actions : 0x%08x\n",dainfo_lim.actionAtThreshold.actions); ctr = 0; while (ctr < dainfo_lim.vendorData.size) { printf("%02x ",(unsigned char)dainfo_lim.vendorData.buffer[ctr]); ctr++; } } else { printf("State : %d\n",dainfo.state); printf("currentCount : %d\n",dainfo.currentCount); printf("thresholdCount : %d\n",dainfo.thresholdCount); printf("Actions : 0x%08x\n",dainfo.actionAtThreshold.actions); printf("actionDependValue : %d\n",dainfo.actionDependValue); #if 0 ctr = 0; while (ctr < dainfo_lim.vendorData.size) { printf("%02x ",(unsigned char)dainfo_lim.vendorData.buffer[ctr]); ctr++; } #endif } } break; } } else if (TYPE_VARIOUS == matrx[index].result_size) { switch(cap) { case TPM_CAP_MFR: switch (scap) { case TPM_CAP_PROCESS_ID: { uint32_t rsp; rsp = LOAD32(resp.buffer,0); printf("%d\n",rsp); } break; } break; /* TPM_CAP_MFR */ default: /* Show booleans */ if (scap == TPM_CAP_PROP_OWNER || scap == TPM_CAP_PROP_DAA_INTERRUPT ) { if (0 == resp.buffer[0]) { printf("FALSE\n"); } else { printf("TRUE\n"); } } else /* check for array of 4 UINTs */ if (scap == TPM_CAP_PROP_TIS_TIMEOUT /* || scap == TPM_CAP_PROP_TIMEOUTS */) { int i = 0; while (i < 4) { uint32_t val = LOAD32(resp.buffer,i * 4); printf("%d ", val); i++; } printf("\n"); } else /* check for TPM_STARTUP_EFFECTS */ if (scap == TPM_CAP_PROP_STARTUP_EFFECT) { TPM_STARTUP_EFFECTS se = 0; ret = TPM_ReadStartupEffects(resp.buffer, &se); if ( ( ret & ERR_MASK ) != 0 ) { printf("Could not read startup effects structure.\n"); exit(-1); } printf("0x%08X=%d\n", (unsigned int)se, (unsigned int)se); printf("\n"); printf("Startup effects:\n"); printf("Effect on audit digest: %s\n", (se & (1 << 7)) ? "none" : "active"); printf("Audit Digest on TPM_Startup(ST_CLEAR): %s\n", ( se & (1 << 6)) ? "set to NULL" : "not set to NULL" ); printf("Audit Digest on TPM_Startup(any) : %s\n", ( se & (1 << 5)) ? "set to NULL" : "not set to NULL" ); printf("TPM_RT_KEY resource initialized on TPM_Startup(ST_ANY) : %s\n", (se & ( 1 << 4)) ? "yes" : "no"); printf("TPM_RT_AUTH resource initialized on TPM_Startup(ST_STATE) : %s\n", (se & ( 1 << 3)) ? "yes" : "no"); printf("TPM_RT_HASH resource initialized on TPM_Startup(ST_STATE) : %s\n", (se & ( 1 << 2)) ? "yes" : "no"); printf("TPM_RT_TRANS resource initialized on TPM_Startup(ST_STATE) : %s\n", (se & ( 1 << 1)) ? "yes" : "no"); printf("TPM_RT_CONTEXT session initialized on TPM_Startup(ST_STATE): %s\n", (se & ( 1 << 0)) ? "yes" : "no"); } else /* check for array of 3 UINTs */ if (scap == TPM_CAP_PROP_DURATION) { int i = 0; while (i < 4*3) { uint32_t val = LOAD32(resp.buffer,i); printf("%d ", val); i+= 4; } printf("\n"); } else /* check for TPM_COUNT_ID */ if (scap == TPM_CAP_PROP_ACTIVE_COUNTER) { uint32_t val = LOAD32(resp.buffer,0); printf("0x%08X=%d",val,val); if (0xffffffff == val) { printf(" (no counter is active)"); } printf("\n"); } else { /* just a single UINT32 */ printf("%ld=0x%08lX.\n", (long)LOAD32(resp.buffer, 0), (long)LOAD32(resp.buffer, 0)); } } } } printf("\n"); exit(0); }
/* * verify the AUTH2_COMMAND (unseal) result from TPM */ static int TSS_checkhmac2(unsigned char *buffer, const uint32_t command, const unsigned char *ononce, const unsigned char *key1, unsigned int keylen1, const unsigned char *key2, unsigned int keylen2, ...) { uint32_t bufsize; uint16_t tag; uint32_t ordinal; uint32_t result; unsigned char *enonce1; unsigned char *continueflag1; unsigned char *authdata1; unsigned char *enonce2; unsigned char *continueflag2; unsigned char *authdata2; unsigned char testhmac1[SHA1_DIGEST_SIZE]; unsigned char testhmac2[SHA1_DIGEST_SIZE]; unsigned char paramdigest[SHA1_DIGEST_SIZE]; struct sdesc *sdesc; unsigned int dlen; unsigned int dpos; va_list argp; int ret; bufsize = LOAD32(buffer, TPM_SIZE_OFFSET); tag = LOAD16(buffer, 0); ordinal = command; result = LOAD32N(buffer, TPM_RETURN_OFFSET); if (tag == TPM_TAG_RSP_COMMAND) return 0; if (tag != TPM_TAG_RSP_AUTH2_COMMAND) return -EINVAL; authdata1 = buffer + bufsize - (SHA1_DIGEST_SIZE + 1 + SHA1_DIGEST_SIZE + SHA1_DIGEST_SIZE); authdata2 = buffer + bufsize - (SHA1_DIGEST_SIZE); continueflag1 = authdata1 - 1; continueflag2 = authdata2 - 1; enonce1 = continueflag1 - TPM_NONCE_SIZE; enonce2 = continueflag2 - TPM_NONCE_SIZE; sdesc = init_sdesc(hashalg); if (IS_ERR(sdesc)) { pr_info("trusted_key: can't alloc %s\n", hash_alg); return PTR_ERR(sdesc); } ret = crypto_shash_init(&sdesc->shash); if (ret < 0) goto out; ret = crypto_shash_update(&sdesc->shash, (const u8 *)&result, sizeof result); if (ret < 0) goto out; ret = crypto_shash_update(&sdesc->shash, (const u8 *)&ordinal, sizeof ordinal); if (ret < 0) goto out; va_start(argp, keylen2); for (;;) { dlen = va_arg(argp, unsigned int); if (dlen == 0) break; dpos = va_arg(argp, unsigned int); ret = crypto_shash_update(&sdesc->shash, buffer + dpos, dlen); if (ret < 0) break; } va_end(argp); if (!ret) ret = crypto_shash_final(&sdesc->shash, paramdigest); if (ret < 0) goto out; ret = TSS_rawhmac(testhmac1, key1, keylen1, SHA1_DIGEST_SIZE, paramdigest, TPM_NONCE_SIZE, enonce1, TPM_NONCE_SIZE, ononce, 1, continueflag1, 0, 0); if (ret < 0) goto out; if (memcmp(testhmac1, authdata1, SHA1_DIGEST_SIZE)) { ret = -EINVAL; goto out; } ret = TSS_rawhmac(testhmac2, key2, keylen2, SHA1_DIGEST_SIZE, paramdigest, TPM_NONCE_SIZE, enonce2, TPM_NONCE_SIZE, ononce, 1, continueflag2, 0, 0); if (ret < 0) goto out; if (memcmp(testhmac2, authdata2, SHA1_DIGEST_SIZE)) ret = -EINVAL; out: kfree(sdesc); return ret; }
/* merge "s+s" elements and return sorted result in "dest" array TODO(d'b): replace magic numbers with macro */ inline void bitonic_merge_kernel16n(float *dest, float *a, uint32_t sa, float *b /* must not be reversed*/, uint32_t sb) { __m128 ma[4]; __m128 mb[4]; __m128 lo[4]; __m128 hi[4]; #define LOAD16(arg) \ mb[3] = _mm_load_ps(arg); \ mb[2] = _mm_load_ps(arg + 4); \ mb[1] = _mm_load_ps(arg + 8); \ mb[0] = _mm_load_ps(arg + 12); arg+=16 float *last_a = a + sa; float *last_b = b + sb; float *last_dest = dest + sa + sb; ma[0] = _mm_load_ps(a); a+=4; ma[1] = _mm_load_ps(a); a+=4; ma[2] = _mm_load_ps(a); a+=4; ma[3] = _mm_load_ps(a); a+=4; for(; dest < (last_dest - 16); dest += 16) { /* Load either a or b */ if(a < last_a) { if(b < last_b) { if(*((uint32_t*)a) < *((uint32_t*)b)) { LOAD16(a); } else { LOAD16(b); } } else { LOAD16(a); } } else { LOAD16(b); } /* Reverse *b */ mb[0] = _mm_shuffle_ps(mb[0], mb[0], 0x1b); mb[1] = _mm_shuffle_ps(mb[1], mb[1], 0x1b); mb[2] = _mm_shuffle_ps(mb[2], mb[2], 0x1b); mb[3] = _mm_shuffle_ps(mb[3], mb[3], 0x1b); lo[0] = _mm_castsi128_ps (_mm_min_epu32(_mm_castps_si128(ma[0]), _mm_castps_si128(mb[0]))); hi[0] = _mm_castsi128_ps (_mm_max_epu32(_mm_castps_si128(ma[0]), _mm_castps_si128(mb[0]))); lo[1] = _mm_castsi128_ps (_mm_min_epu32(_mm_castps_si128(ma[1]), _mm_castps_si128(mb[1]))); hi[1] = _mm_castsi128_ps (_mm_max_epu32(_mm_castps_si128(ma[1]), _mm_castps_si128(mb[1]))); lo[2] = _mm_castsi128_ps (_mm_min_epu32(_mm_castps_si128(ma[2]), _mm_castps_si128(mb[2]))); hi[2] = _mm_castsi128_ps (_mm_max_epu32(_mm_castps_si128(ma[2]), _mm_castps_si128(mb[2]))); lo[3] = _mm_castsi128_ps (_mm_min_epu32(_mm_castps_si128(ma[3]), _mm_castps_si128(mb[3]))); hi[3] = _mm_castsi128_ps (_mm_max_epu32(_mm_castps_si128(ma[3]), _mm_castps_si128(mb[3]))); _mm_store_ps(&dest[0], lo[0]); _mm_store_ps(&dest[4], lo[1]); _mm_store_ps(&dest[8], lo[2]); _mm_store_ps(&dest[12], lo[3]); _mm_store_ps(&dest[16], hi[2]); _mm_store_ps(&dest[20], hi[3]); _mm_store_ps(&dest[24], hi[0]); _mm_store_ps(&dest[28], hi[1]); bitonic_merge_kernel8core(dest, dest + 8); bitonic_merge_kernel8core(dest + 16, dest + 24); ma[0] = _mm_load_ps(&dest[16]); ma[1] = _mm_load_ps(&dest[20]); ma[2] = _mm_load_ps(&dest[24]); ma[3] = _mm_load_ps(&dest[28]); } }