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-rw-r--r--SecurityPkg/Library/Tpm2CommandLib/Tpm2Help.c179
1 files changed, 94 insertions, 85 deletions
diff --git a/SecurityPkg/Library/Tpm2CommandLib/Tpm2Help.c b/SecurityPkg/Library/Tpm2CommandLib/Tpm2Help.c
index 44115cded3..e7f30b673f 100644
--- a/SecurityPkg/Library/Tpm2CommandLib/Tpm2Help.c
+++ b/SecurityPkg/Library/Tpm2CommandLib/Tpm2Help.c
@@ -14,17 +14,17 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include <Library/DebugLib.h>
typedef struct {
- TPMI_ALG_HASH HashAlgo;
- UINT16 HashSize;
- UINT32 HashMask;
+ TPMI_ALG_HASH HashAlgo;
+ UINT16 HashSize;
+ UINT32 HashMask;
} INTERNAL_HASH_INFO;
-STATIC INTERNAL_HASH_INFO mHashInfo[] = {
- {TPM_ALG_SHA1, SHA1_DIGEST_SIZE, HASH_ALG_SHA1},
- {TPM_ALG_SHA256, SHA256_DIGEST_SIZE, HASH_ALG_SHA256},
- {TPM_ALG_SM3_256, SM3_256_DIGEST_SIZE, HASH_ALG_SM3_256},
- {TPM_ALG_SHA384, SHA384_DIGEST_SIZE, HASH_ALG_SHA384},
- {TPM_ALG_SHA512, SHA512_DIGEST_SIZE, HASH_ALG_SHA512},
+STATIC INTERNAL_HASH_INFO mHashInfo[] = {
+ { TPM_ALG_SHA1, SHA1_DIGEST_SIZE, HASH_ALG_SHA1 },
+ { TPM_ALG_SHA256, SHA256_DIGEST_SIZE, HASH_ALG_SHA256 },
+ { TPM_ALG_SM3_256, SM3_256_DIGEST_SIZE, HASH_ALG_SM3_256 },
+ { TPM_ALG_SHA384, SHA384_DIGEST_SIZE, HASH_ALG_SHA384 },
+ { TPM_ALG_SHA512, SHA512_DIGEST_SIZE, HASH_ALG_SHA512 },
};
/**
@@ -37,16 +37,17 @@ STATIC INTERNAL_HASH_INFO mHashInfo[] = {
UINT16
EFIAPI
GetHashSizeFromAlgo (
- IN TPMI_ALG_HASH HashAlgo
+ IN TPMI_ALG_HASH HashAlgo
)
{
UINTN Index;
- for (Index = 0; Index < sizeof(mHashInfo)/sizeof(mHashInfo[0]); Index++) {
+ for (Index = 0; Index < sizeof (mHashInfo)/sizeof (mHashInfo[0]); Index++) {
if (mHashInfo[Index].HashAlgo == HashAlgo) {
return mHashInfo[Index].HashSize;
}
}
+
return 0;
}
@@ -60,16 +61,17 @@ GetHashSizeFromAlgo (
UINT32
EFIAPI
GetHashMaskFromAlgo (
- IN TPMI_ALG_HASH HashAlgo
+ IN TPMI_ALG_HASH HashAlgo
)
{
UINTN Index;
- for (Index = 0; Index < sizeof(mHashInfo)/sizeof(mHashInfo[0]); Index++) {
+ for (Index = 0; Index < sizeof (mHashInfo)/sizeof (mHashInfo[0]); Index++) {
if (mHashInfo[Index].HashAlgo == HashAlgo) {
return mHashInfo[Index].HashMask;
}
}
+
return 0;
}
@@ -84,8 +86,8 @@ GetHashMaskFromAlgo (
UINT32
EFIAPI
CopyAuthSessionCommand (
- IN TPMS_AUTH_COMMAND *AuthSessionIn OPTIONAL,
- OUT UINT8 *AuthSessionOut
+ IN TPMS_AUTH_COMMAND *AuthSessionIn OPTIONAL,
+ OUT UINT8 *AuthSessionOut
)
{
UINT8 *Buffer;
@@ -97,12 +99,12 @@ CopyAuthSessionCommand (
//
if (AuthSessionIn != NULL) {
// sessionHandle
- WriteUnaligned32 ((UINT32 *)Buffer, SwapBytes32(AuthSessionIn->sessionHandle));
- Buffer += sizeof(UINT32);
+ WriteUnaligned32 ((UINT32 *)Buffer, SwapBytes32 (AuthSessionIn->sessionHandle));
+ Buffer += sizeof (UINT32);
// nonce
WriteUnaligned16 ((UINT16 *)Buffer, SwapBytes16 (AuthSessionIn->nonce.size));
- Buffer += sizeof(UINT16);
+ Buffer += sizeof (UINT16);
CopyMem (Buffer, AuthSessionIn->nonce.buffer, AuthSessionIn->nonce.size);
Buffer += AuthSessionIn->nonce.size;
@@ -113,26 +115,26 @@ CopyAuthSessionCommand (
// hmac
WriteUnaligned16 ((UINT16 *)Buffer, SwapBytes16 (AuthSessionIn->hmac.size));
- Buffer += sizeof(UINT16);
+ Buffer += sizeof (UINT16);
CopyMem (Buffer, AuthSessionIn->hmac.buffer, AuthSessionIn->hmac.size);
Buffer += AuthSessionIn->hmac.size;
} else {
// sessionHandle
- WriteUnaligned32 ((UINT32 *)Buffer, SwapBytes32(TPM_RS_PW));
- Buffer += sizeof(UINT32);
+ WriteUnaligned32 ((UINT32 *)Buffer, SwapBytes32 (TPM_RS_PW));
+ Buffer += sizeof (UINT32);
// nonce = nullNonce
- WriteUnaligned16 ((UINT16 *)Buffer, SwapBytes16(0));
- Buffer += sizeof(UINT16);
+ WriteUnaligned16 ((UINT16 *)Buffer, SwapBytes16 (0));
+ Buffer += sizeof (UINT16);
// sessionAttributes = 0
*(UINT8 *)Buffer = 0x00;
Buffer++;
// hmac = nullAuth
- WriteUnaligned16 ((UINT16 *)Buffer, SwapBytes16(0));
- Buffer += sizeof(UINT16);
+ WriteUnaligned16 ((UINT16 *)Buffer, SwapBytes16 (0));
+ Buffer += sizeof (UINT16);
}
return (UINT32)((UINTN)Buffer - (UINTN)AuthSessionOut);
@@ -150,12 +152,12 @@ CopyAuthSessionCommand (
UINT32
EFIAPI
CopyAuthSessionResponse (
- IN UINT8 *AuthSessionIn,
- OUT TPMS_AUTH_RESPONSE *AuthSessionOut OPTIONAL
+ IN UINT8 *AuthSessionIn,
+ OUT TPMS_AUTH_RESPONSE *AuthSessionOut OPTIONAL
)
{
- UINT8 *Buffer;
- TPMS_AUTH_RESPONSE LocalAuthSessionOut;
+ UINT8 *Buffer;
+ TPMS_AUTH_RESPONSE LocalAuthSessionOut;
if (AuthSessionOut == NULL) {
AuthSessionOut = &LocalAuthSessionOut;
@@ -165,8 +167,8 @@ CopyAuthSessionResponse (
// nonce
AuthSessionOut->nonce.size = SwapBytes16 (ReadUnaligned16 ((UINT16 *)Buffer));
- Buffer += sizeof(UINT16);
- if (AuthSessionOut->nonce.size > sizeof(TPMU_HA)) {
+ Buffer += sizeof (UINT16);
+ if (AuthSessionOut->nonce.size > sizeof (TPMU_HA)) {
DEBUG ((DEBUG_ERROR, "CopyAuthSessionResponse - nonce.size error %x\n", AuthSessionOut->nonce.size));
return 0;
}
@@ -175,13 +177,13 @@ CopyAuthSessionResponse (
Buffer += AuthSessionOut->nonce.size;
// sessionAttributes
- *(UINT8 *)&AuthSessionOut->sessionAttributes = *(UINT8 *)Buffer;
+ *(UINT8 *) &AuthSessionOut->sessionAttributes = *(UINT8 *)Buffer;
Buffer++;
// hmac
AuthSessionOut->hmac.size = SwapBytes16 (ReadUnaligned16 ((UINT16 *)Buffer));
- Buffer += sizeof(UINT16);
- if (AuthSessionOut->hmac.size > sizeof(TPMU_HA)) {
+ Buffer += sizeof (UINT16);
+ if (AuthSessionOut->hmac.size > sizeof (TPMU_HA)) {
DEBUG ((DEBUG_ERROR, "CopyAuthSessionResponse - hmac.size error %x\n", AuthSessionOut->hmac.size));
return 0;
}
@@ -203,37 +205,42 @@ CopyAuthSessionResponse (
**/
BOOLEAN
EFIAPI
-IsHashAlgSupportedInHashAlgorithmMask(
+IsHashAlgSupportedInHashAlgorithmMask (
IN TPMI_ALG_HASH HashAlg,
IN UINT32 HashAlgorithmMask
)
{
switch (HashAlg) {
- case TPM_ALG_SHA1:
- if ((HashAlgorithmMask & HASH_ALG_SHA1) != 0) {
- return TRUE;
- }
- break;
- case TPM_ALG_SHA256:
- if ((HashAlgorithmMask & HASH_ALG_SHA256) != 0) {
- return TRUE;
- }
- break;
- case TPM_ALG_SHA384:
- if ((HashAlgorithmMask & HASH_ALG_SHA384) != 0) {
- return TRUE;
- }
- break;
- case TPM_ALG_SHA512:
- if ((HashAlgorithmMask & HASH_ALG_SHA512) != 0) {
- return TRUE;
- }
- break;
- case TPM_ALG_SM3_256:
- if ((HashAlgorithmMask & HASH_ALG_SM3_256) != 0) {
- return TRUE;
- }
- break;
+ case TPM_ALG_SHA1:
+ if ((HashAlgorithmMask & HASH_ALG_SHA1) != 0) {
+ return TRUE;
+ }
+
+ break;
+ case TPM_ALG_SHA256:
+ if ((HashAlgorithmMask & HASH_ALG_SHA256) != 0) {
+ return TRUE;
+ }
+
+ break;
+ case TPM_ALG_SHA384:
+ if ((HashAlgorithmMask & HASH_ALG_SHA384) != 0) {
+ return TRUE;
+ }
+
+ break;
+ case TPM_ALG_SHA512:
+ if ((HashAlgorithmMask & HASH_ALG_SHA512) != 0) {
+ return TRUE;
+ }
+
+ break;
+ case TPM_ALG_SM3_256:
+ if ((HashAlgorithmMask & HASH_ALG_SM3_256) != 0) {
+ return TRUE;
+ }
+
+ break;
}
return FALSE;
@@ -251,31 +258,33 @@ IsHashAlgSupportedInHashAlgorithmMask(
VOID *
EFIAPI
CopyDigestListToBuffer (
- IN OUT VOID *Buffer,
- IN TPML_DIGEST_VALUES *DigestList,
- IN UINT32 HashAlgorithmMask
+ IN OUT VOID *Buffer,
+ IN TPML_DIGEST_VALUES *DigestList,
+ IN UINT32 HashAlgorithmMask
)
{
- UINTN Index;
- UINT16 DigestSize;
- UINT32 DigestListCount;
- UINT32 *DigestListCountPtr;
-
- DigestListCountPtr = (UINT32 *) Buffer;
- DigestListCount = 0;
- Buffer = (UINT8 *)Buffer + sizeof(DigestList->count);
+ UINTN Index;
+ UINT16 DigestSize;
+ UINT32 DigestListCount;
+ UINT32 *DigestListCountPtr;
+
+ DigestListCountPtr = (UINT32 *)Buffer;
+ DigestListCount = 0;
+ Buffer = (UINT8 *)Buffer + sizeof (DigestList->count);
for (Index = 0; Index < DigestList->count; Index++) {
- if (!IsHashAlgSupportedInHashAlgorithmMask(DigestList->digests[Index].hashAlg, HashAlgorithmMask)) {
+ if (!IsHashAlgSupportedInHashAlgorithmMask (DigestList->digests[Index].hashAlg, HashAlgorithmMask)) {
DEBUG ((DEBUG_ERROR, "WARNING: TPM2 Event log has HashAlg unsupported by PCR bank (0x%x)\n", DigestList->digests[Index].hashAlg));
continue;
}
- CopyMem (Buffer, &DigestList->digests[Index].hashAlg, sizeof(DigestList->digests[Index].hashAlg));
- Buffer = (UINT8 *)Buffer + sizeof(DigestList->digests[Index].hashAlg);
+
+ CopyMem (Buffer, &DigestList->digests[Index].hashAlg, sizeof (DigestList->digests[Index].hashAlg));
+ Buffer = (UINT8 *)Buffer + sizeof (DigestList->digests[Index].hashAlg);
DigestSize = GetHashSizeFromAlgo (DigestList->digests[Index].hashAlg);
CopyMem (Buffer, &DigestList->digests[Index].digest, DigestSize);
Buffer = (UINT8 *)Buffer + DigestSize;
DigestListCount++;
}
+
WriteUnaligned32 (DigestListCountPtr, DigestListCount);
return Buffer;
@@ -291,17 +300,17 @@ CopyDigestListToBuffer (
UINT32
EFIAPI
GetDigestListSize (
- IN TPML_DIGEST_VALUES *DigestList
+ IN TPML_DIGEST_VALUES *DigestList
)
{
- UINTN Index;
- UINT16 DigestSize;
- UINT32 TotalSize;
+ UINTN Index;
+ UINT16 DigestSize;
+ UINT32 TotalSize;
- TotalSize = sizeof(DigestList->count);
+ TotalSize = sizeof (DigestList->count);
for (Index = 0; Index < DigestList->count; Index++) {
DigestSize = GetHashSizeFromAlgo (DigestList->digests[Index].hashAlg);
- TotalSize += sizeof(DigestList->digests[Index].hashAlg) + DigestSize;
+ TotalSize += sizeof (DigestList->digests[Index].hashAlg) + DigestSize;
}
return TotalSize;
@@ -320,13 +329,13 @@ GetDigestListSize (
EFI_STATUS
EFIAPI
GetDigestFromDigestList (
- IN TPMI_ALG_HASH HashAlg,
- IN TPML_DIGEST_VALUES *DigestList,
- OUT VOID *Digest
+ IN TPMI_ALG_HASH HashAlg,
+ IN TPML_DIGEST_VALUES *DigestList,
+ OUT VOID *Digest
)
{
- UINTN Index;
- UINT16 DigestSize;
+ UINTN Index;
+ UINT16 DigestSize;
DigestSize = GetHashSizeFromAlgo (HashAlg);
for (Index = 0; Index < DigestList->count; Index++) {
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-13 01:09:32 +0000