vboot: use standard memcmp, memcpy, memset

Originally, we didn't trust the firmware to provide these functions from
a standard library.  Now, with coreboot, we do.

BUG=chromium:611535
BRANCH=none
TEST=make runtests; emerge-kevin coreboot depthcharge

Change-Id: I4e624c40085f2b665275a38624340b2f6aabcf11
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/399120
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>

25 files changed, 89 insertions, 149 deletions

diff --git a/firmware/lib/cgptlib/cgptlib.c b/firmware/lib/cgptlib/cgptlib.c
index 11512a0e..954ca5fa 100644
--- a/firmware/lib/cgptlib/cgptlib.c
+++ b/firmware/lib/cgptlib/cgptlib.c
@@ -220,7 +220,7 @@ GptEntry *GptFindNthEntry(GptData *gpt, const Guid *guid, unsigned int n)
 	int i;
 
 	for (i = 0, e = entries; i < header->number_of_entries; i++, e++) {
-		if (!Memcmp(&e->type, guid, sizeof(*guid))) {
+		if (!memcmp(&e->type, guid, sizeof(*guid))) {
 			if (n == 0)
 				return e;
 			n--;
diff --git a/firmware/lib/cgptlib/cgptlib_internal.c b/firmware/lib/cgptlib/cgptlib_internal.c
index d09fa090..9f37def6 100644
--- a/firmware/lib/cgptlib/cgptlib_internal.c
+++ b/firmware/lib/cgptlib/cgptlib_internal.c
@@ -75,9 +75,9 @@ int CheckHeader(GptHeader *h, int is_secondary,
 	 * Make sure we're looking at a header of reasonable size before
 	 * attempting to calculate CRC.
 	 */
-	if (Memcmp(h->signature, GPT_HEADER_SIGNATURE,
+	if (memcmp(h->signature, GPT_HEADER_SIGNATURE,
 		   GPT_HEADER_SIGNATURE_SIZE) &&
-	    Memcmp(h->signature, GPT_HEADER_SIGNATURE2,
+	    memcmp(h->signature, GPT_HEADER_SIGNATURE2,
 		   GPT_HEADER_SIGNATURE_SIZE))
 		return 1;
 	if (h->revision != GPT_HEADER_REVISION)
@@ -154,7 +154,7 @@ int CheckHeader(GptHeader *h, int is_secondary,
 int IsKernelEntry(const GptEntry *e)
 {
 	static Guid chromeos_kernel = GPT_ENT_TYPE_CHROMEOS_KERNEL;
-	return !Memcmp(&e->type, &chromeos_kernel, sizeof(Guid));
+	return !memcmp(&e->type, &chromeos_kernel, sizeof(Guid));
 }
 
 int CheckEntries(GptEntry *entries, GptHeader *h)
@@ -199,7 +199,7 @@ int CheckEntries(GptEntry *entries, GptHeader *h)
 				return GPT_ERROR_END_LBA_OVERLAP;
 
 			/* UniqueGuid field must be unique. */
-			if (0 == Memcmp(&entry->unique, &e2->unique,
+			if (0 == memcmp(&entry->unique, &e2->unique,
 					sizeof(Guid)))
 				return GPT_ERROR_DUP_GUID;
 		}
@@ -211,7 +211,7 @@ int CheckEntries(GptEntry *entries, GptHeader *h)
 
 int HeaderFieldsSame(GptHeader *h1, GptHeader *h2)
 {
-	if (Memcmp(h1->signature, h2->signature, sizeof(h1->signature)))
+	if (memcmp(h1->signature, h2->signature, sizeof(h1->signature)))
 		return 1;
 	if (h1->revision != h2->revision)
 		return 1;
@@ -223,7 +223,7 @@ int HeaderFieldsSame(GptHeader *h1, GptHeader *h2)
 		return 1;
 	if (h1->last_usable_lba != h2->last_usable_lba)
 		return 1;
-	if (Memcmp(&h1->disk_uuid, &h2->disk_uuid, sizeof(Guid)))
+	if (memcmp(&h1->disk_uuid, &h2->disk_uuid, sizeof(Guid)))
 		return 1;
 	if (h1->number_of_entries != h2->number_of_entries)
 		return 1;
@@ -257,7 +257,7 @@ int GptSanityCheck(GptData *gpt)
 			     gpt->gpt_drive_sectors, gpt->flags)) {
 		gpt->valid_headers |= MASK_PRIMARY;
 		goodhdr = header1;
-	} else if (header1 && !Memcmp(header1->signature,
+	} else if (header1 && !memcmp(header1->signature,
 		   GPT_HEADER_SIGNATURE_IGNORED, GPT_HEADER_SIGNATURE_SIZE)) {
 		gpt->ignored |= MASK_PRIMARY;
 	}
@@ -266,7 +266,7 @@ int GptSanityCheck(GptData *gpt)
 		gpt->valid_headers |= MASK_SECONDARY;
 		if (!goodhdr)
 			goodhdr = header2;
-	} else if (header2 && !Memcmp(header2->signature,
+	} else if (header2 && !memcmp(header2->signature,
 		   GPT_HEADER_SIGNATURE_IGNORED, GPT_HEADER_SIGNATURE_SIZE)) {
 		gpt->ignored |= MASK_SECONDARY;
 	}
@@ -344,7 +344,7 @@ void GptRepair(GptData *gpt)
 	/* Repair headers if necessary */
 	if (MASK_PRIMARY == gpt->valid_headers) {
 		/* Primary is good, secondary is bad */
-		Memcpy(header2, header1, sizeof(GptHeader));
+		memcpy(header2, header1, sizeof(GptHeader));
 		header2->my_lba = gpt->gpt_drive_sectors - GPT_HEADER_SECTORS;
 		header2->alternate_lba = GPT_PMBR_SECTORS;  /* Second sector. */
 		header2->entries_lba = header2->my_lba - CalculateEntriesSectors(header1);
@@ -353,7 +353,7 @@ void GptRepair(GptData *gpt)
 	}
 	else if (MASK_SECONDARY == gpt->valid_headers) {
 		/* Secondary is good, primary is bad */
-		Memcpy(header1, header2, sizeof(GptHeader));
+		memcpy(header1, header2, sizeof(GptHeader));
 		header1->my_lba = GPT_PMBR_SECTORS;  /* Second sector. */
 		header1->alternate_lba =
 			gpt->streaming_drive_sectors - GPT_HEADER_SECTORS;
@@ -368,12 +368,12 @@ void GptRepair(GptData *gpt)
 	entries_size = header1->size_of_entry * header1->number_of_entries;
 	if (MASK_PRIMARY == gpt->valid_entries) {
 		/* Primary is good, secondary is bad */
-		Memcpy(entries2, entries1, entries_size);
+		memcpy(entries2, entries1, entries_size);
 		gpt->modified |= GPT_MODIFIED_ENTRIES2;
 	}
 	else if (MASK_SECONDARY == gpt->valid_entries) {
 		/* Secondary is good, primary is bad */
-		Memcpy(entries1, entries2, entries_size);
+		memcpy(entries1, entries2, entries_size);
 		gpt->modified |= GPT_MODIFIED_ENTRIES1;
 	}
 	gpt->valid_entries = MASK_BOTH;
@@ -440,7 +440,7 @@ void GetCurrentKernelUniqueGuid(GptData *gpt, void *dest)
 {
 	GptEntry *entries = (GptEntry *)gpt->primary_entries;
 	GptEntry *e = entries + gpt->current_kernel;
-	Memcpy(dest, &e->unique, sizeof(Guid));
+	memcpy(dest, &e->unique, sizeof(Guid));
 }
 
 void GptModified(GptData *gpt) {
diff --git a/firmware/lib/cryptolib/rsa.c b/firmware/lib/cryptolib/rsa.c
index 6d61a216..db60d2d2 100644
--- a/firmware/lib/cryptolib/rsa.c
+++ b/firmware/lib/cryptolib/rsa.c
@@ -158,7 +158,7 @@ int RSAVerify(const RSAPublicKey *key,
   buf = (uint8_t*) VbExMalloc(sig_len);
   if (!buf)
     return 0;
-  Memcpy(buf, sig, sig_len);
+  memcpy(buf, sig, sig_len);
 
   modpowF4(key, buf);
 
diff --git a/firmware/lib/gpt_misc.c b/firmware/lib/gpt_misc.c
index 3957cb89..d843b21e 100644
--- a/firmware/lib/gpt_misc.c
+++ b/firmware/lib/gpt_misc.c
@@ -47,7 +47,7 @@ int AllocAndReadGptData(VbExDiskHandle_t disk_handle, GptData *gptdata)
 	/* Read primary header from the drive, skipping the protective MBR */
 	if (0 != VbExDiskRead(disk_handle, 1, 1, gptdata->primary_header)) {
 		VBDEBUG(("Read error in primary GPT header\n"));
-		Memset(gptdata->primary_header, 0, gptdata->sector_bytes);
+		memset(gptdata->primary_header, 0, gptdata->sector_bytes);
 	}
 
 	/* Only read primary GPT if the primary header is valid */
@@ -71,7 +71,7 @@ int AllocAndReadGptData(VbExDiskHandle_t disk_handle, GptData *gptdata)
 		}
 	} else {
 		VBDEBUG(("Primary GPT header is %s\n",
-			 Memcmp(primary_header->signature,
+			 memcmp(primary_header->signature,
 				GPT_HEADER_SIGNATURE_IGNORED,
 				GPT_HEADER_SIGNATURE_SIZE)
 			 ? "invalid" : "being ignored"));
@@ -81,7 +81,7 @@ int AllocAndReadGptData(VbExDiskHandle_t disk_handle, GptData *gptdata)
 	if (0 != VbExDiskRead(disk_handle, gptdata->gpt_drive_sectors - 1, 1,
 			      gptdata->secondary_header)) {
 		VBDEBUG(("Read error in secondary GPT header\n"));
-		Memset(gptdata->secondary_header, 0, gptdata->sector_bytes);
+		memset(gptdata->secondary_header, 0, gptdata->sector_bytes);
 	}
 
 	/* Only read secondary GPT if the secondary header is valid */
@@ -105,7 +105,7 @@ int AllocAndReadGptData(VbExDiskHandle_t disk_handle, GptData *gptdata)
 		}
 	} else {
 		VBDEBUG(("Secondary GPT header is %s\n",
-			 Memcmp(secondary_header->signature,
+			 memcmp(secondary_header->signature,
 				GPT_HEADER_SIGNATURE_IGNORED,
 				GPT_HEADER_SIGNATURE_SIZE)
 			 ? "invalid" : "being ignored"));
@@ -151,7 +151,7 @@ int WriteAndFreeGptData(VbExDiskHandle_t disk_handle, GptData *gptdata)
 				 "marked to be ignored.\n"));
 			skip_primary = 1;
 		} else if (gptdata->modified & GPT_MODIFIED_HEADER1) {
-			if (!Memcmp(h->signature, GPT_HEADER_SIGNATURE2,
+			if (!memcmp(h->signature, GPT_HEADER_SIGNATURE2,
 				    GPT_HEADER_SIGNATURE_SIZE)) {
 				VBDEBUG(("Not updating primary GPT: "
 					 "legacy mode is enabled.\n"));
@@ -219,7 +219,7 @@ fail:
 int IsUnusedEntry(const GptEntry *e)
 {
 	static Guid zero = {{{0, 0, 0, 0, 0, {0, 0, 0, 0, 0, 0}}}};
-	return !Memcmp(&zero, (const uint8_t*)(&e->type), sizeof(zero));
+	return !memcmp(&zero, (const uint8_t*)(&e->type), sizeof(zero));
 }
 
 /*
diff --git a/firmware/lib/include/sysincludes.h b/firmware/lib/include/sysincludes.h
index 490b51cc..7a9139c0 100644
--- a/firmware/lib/include/sysincludes.h
+++ b/firmware/lib/include/sysincludes.h
@@ -19,6 +19,7 @@
 #include <stddef.h>
 #include <stdint.h>
 #include <stdlib.h>
+#include <string.h>
 
 #if defined(HAVE_ENDIAN_H) && defined(HAVE_LITTLE_ENDIAN)
 #include <byteswap.h>
diff --git a/firmware/lib/include/utility.h b/firmware/lib/include/utility.h
index 66093781..aaddb8c8 100644
--- a/firmware/lib/include/utility.h
+++ b/firmware/lib/include/utility.h
@@ -47,36 +47,13 @@
 #define Min(a, b) (((a) < (b)) ? (a) : (b))
 
 /**
- * Compare [n] bytes in [src1] and [src2].
- *
- * Returns an integer less than, equal to, or greater than zero if the first
- * [n] bytes of [src1] is found, respectively, to be less than, to match, or be
- * greater than the first n bytes of [src2]. */
-int Memcmp(const void *src1, const void *src2, size_t n);
-
-/**
- * Copy [n] bytes from [src] to [dest].
- */
-void *Memcpy(void *dest, const void *src, uint64_t n);
-
-/*
- * Implementations of the functions below must be built as part of the firmware
- * and defined in lib/utility.c.
- */
-
-/**
- * Set [n] bytes starting at [s] to [c].  Returns dest.
- */
-void *Memset(void *dest, const uint8_t c, uint64_t n);
-
-/**
  * Compare [n] bytes starting at [s1] with [s2] and return 0 if they
  * match, 1 if they don't.  Returns 0 if n=0, since no bytes mismatched.
  *
  * Time taken to perform the comparison is only dependent on [n] and
  * not on the relationship of the match between [s1] and [s2].
  *
- * Note that unlike Memcmp(), this only indicates inequality, not
+ * Note that unlike memcmp(), this only indicates inequality, not
  * whether s1 is less than or greater than s2.
  */
 int SafeMemcmp(const void *s1, const void *s2, size_t n);
@@ -108,9 +85,6 @@ uint32_t StrnAppend(char *dest, const char *src, uint32_t destlen);
 #ifndef _STUB_IMPLEMENTATION_
 #define malloc _do_not_use_standard_malloc
 #define free _do_not_use_standard_free
-#define memcmp _do_not_use_standard_memcmp
-#define memcpy _do_not_use_standard_memcpy
-#define memset _do_not_use_standard_memset
 #endif
 
 #endif  /* VBOOT_REFERENCE_UTILITY_H_ */
diff --git a/firmware/lib/mocked_rollback_index.c b/firmware/lib/mocked_rollback_index.c
index e8c1fdbb..a4b0ceb0 100644
--- a/firmware/lib/mocked_rollback_index.c
+++ b/firmware/lib/mocked_rollback_index.c
@@ -42,6 +42,6 @@ uint32_t RollbackKernelLock(int recovery_mode)
 
 uint32_t RollbackFwmpRead(struct RollbackSpaceFwmp *fwmp)
 {
-	Memset(fwmp, 0, sizeof(*fwmp));
+	memset(fwmp, 0, sizeof(*fwmp));
 	return TPM_SUCCESS;
 }
diff --git a/firmware/lib/region-init.c b/firmware/lib/region-init.c
index bec0450d..26602b54 100644
--- a/firmware/lib/region-init.c
+++ b/firmware/lib/region-init.c
@@ -25,7 +25,7 @@ VbError_t VbRegionReadData(VbCommonParams *cparams,
 	if (region == VB_REGION_GBB && cparams->gbb_data) {
 		if (offset + size > cparams->gbb_size)
 			return VBERROR_INVALID_GBB;
-		Memcpy(buf, cparams->gbb_data + offset, size);
+		memcpy(buf, cparams->gbb_data + offset, size);
 	} else
 #ifdef REGION_READ
 	{
diff --git a/firmware/lib/region-kernel.c b/firmware/lib/region-kernel.c
index e6303978..c87db427 100644
--- a/firmware/lib/region-kernel.c
+++ b/firmware/lib/region-kernel.c
@@ -45,7 +45,7 @@ VbError_t VbGbbReadBmpHeader(VbCommonParams *cparams, BmpBlockHeader *hdr_ret)
 		}
 
 		/* Sanity-check the bitmap block header */
-		if ((0 != Memcmp(hdr->signature, BMPBLOCK_SIGNATURE,
+		if ((0 != memcmp(hdr->signature, BMPBLOCK_SIGNATURE,
 				BMPBLOCK_SIGNATURE_SIZE)) ||
 		(hdr->major_version > BMPBLOCK_MAJOR_VERSION) ||
 		((hdr->major_version == BMPBLOCK_MAJOR_VERSION) &&
diff --git a/firmware/lib/rollback_index.c b/firmware/lib/rollback_index.c
index cf446d98..2ba44ec3 100644
--- a/firmware/lib/rollback_index.c
+++ b/firmware/lib/rollback_index.c
@@ -257,7 +257,7 @@ uint32_t RollbackKernelLock(int recovery_mode)
 
 uint32_t RollbackFwmpRead(struct RollbackSpaceFwmp *fwmp)
 {
-	Memset(fwmp, 0, sizeof(*fwmp));
+	memset(fwmp, 0, sizeof(*fwmp));
 	return TPM_SUCCESS;
 }
 
@@ -285,13 +285,13 @@ uint32_t RollbackKernelRead(uint32_t* version)
 		uint32_t perms, uid;
 
 		RETURN_ON_FAILURE(TlclGetPermissions(KERNEL_NV_INDEX, &perms));
-		Memcpy(&uid, &rsk.uid, sizeof(uid));
+		memcpy(&uid, &rsk.uid, sizeof(uid));
 		if (TPM_NV_PER_PPWRITE != perms ||
 		    ROLLBACK_SPACE_KERNEL_UID != uid)
 			return TPM_E_CORRUPTED_STATE;
 	}
 #endif
-	Memcpy(version, &rsk.kernel_versions, sizeof(*version));
+	memcpy(version, &rsk.kernel_versions, sizeof(*version));
 	VBDEBUG(("TPM: RollbackKernelRead %x\n", (int)*version));
 	return TPM_SUCCESS;
 }
@@ -301,10 +301,10 @@ uint32_t RollbackKernelWrite(uint32_t version)
 	RollbackSpaceKernel rsk;
 	uint32_t old_version;
 	RETURN_ON_FAILURE(ReadSpaceKernel(&rsk));
-	Memcpy(&old_version, &rsk.kernel_versions, sizeof(old_version));
+	memcpy(&old_version, &rsk.kernel_versions, sizeof(old_version));
 	VBDEBUG(("TPM: RollbackKernelWrite %x --> %x\n",
 		 (int)old_version, (int)version));
-	Memcpy(&rsk.kernel_versions, &version, sizeof(version));
+	memcpy(&rsk.kernel_versions, &version, sizeof(version));
 	return WriteSpaceKernel(&rsk);
 }
 
@@ -337,7 +337,7 @@ uint32_t RollbackFwmpRead(struct RollbackSpaceFwmp *fwmp)
 	int attempts = 3;
 
 	/* Clear destination in case error or FWMP not present */
-	Memset(fwmp, 0, sizeof(*fwmp));
+	memset(fwmp, 0, sizeof(*fwmp));
 
 	while (attempts--) {
 		/* Try to read entire 1.0 struct */
@@ -390,7 +390,7 @@ uint32_t RollbackFwmpRead(struct RollbackSpaceFwmp *fwmp)
 		 * we would need to take care of initializing the extra fields
 		 * added in 1.1+.  But that's not an issue yet.
 		 */
-		Memcpy(fwmp, &u.bf, sizeof(*fwmp));
+		memcpy(fwmp, &u.bf, sizeof(*fwmp));
 		return TPM_SUCCESS;
 	}
 
diff --git a/firmware/lib/stateful_util.c b/firmware/lib/stateful_util.c
index fbbc48c9..f0718f6d 100644
--- a/firmware/lib/stateful_util.c
+++ b/firmware/lib/stateful_util.c
@@ -38,7 +38,7 @@ void *StatefulMemcpy(MemcpyState *state, void *dst, uint64_t len)
 		state->overrun = 1;
 		return NULL;
 	}
-	Memcpy(dst, state->remaining_buf, len);
+	memcpy(dst, state->remaining_buf, len);
 	state->remaining_buf += len;
 	state->remaining_len -= len;
 	return dst;
@@ -52,7 +52,7 @@ const void *StatefulMemcpy_r(MemcpyState *state, const void *src, uint64_t len)
 		state->overrun = 1;
 		return NULL;
 	}
-	Memcpy(state->remaining_buf, src, len);
+	memcpy(state->remaining_buf, src, len);
 	state->remaining_buf += len;
 	state->remaining_len -= len;
 	return src;
@@ -67,7 +67,7 @@ const void *StatefulMemset_r(MemcpyState *state, const uint8_t val,
 		state->overrun = 1;
 		return NULL;
 	}
-	Memset(state->remaining_buf, val, len);
+	memset(state->remaining_buf, val, len);
 	state->remaining_buf += len;
 	state->remaining_len -= len;
 	return state; /* Must return something non-NULL. */
diff --git a/firmware/lib/tpm2_lite/marshaling.c b/firmware/lib/tpm2_lite/marshaling.c
index 786bfc0b..a51c1f66 100644
--- a/firmware/lib/tpm2_lite/marshaling.c
+++ b/firmware/lib/tpm2_lite/marshaling.c
@@ -221,7 +221,7 @@ static void marshal_blob(void **buffer, void *blob,
 		return;
 	}
 
-	Memcpy(*buffer, blob, blob_size);
+	memcpy(*buffer, blob, blob_size);
 	buffer_space -= blob_size;
 	*buffer = (void *)((uintptr_t)(*buffer) + blob_size);
 }
@@ -307,7 +307,7 @@ static void marshal_TPM2B(void **buffer,
 		return;
 	}
 	marshal_u16(buffer, data->size, buffer_space);
-	Memcpy(*buffer, data->buffer, data->size);
+	memcpy(*buffer, data->buffer, data->size);
 	*buffer = ((uint8_t *)(*buffer)) + data->size;
 	*buffer_space -= data->size;
 }
@@ -320,7 +320,7 @@ static void marshal_nv_write(void **buffer,
 
 	marshal_TPM_HANDLE(buffer, TPM_RH_PLATFORM, buffer_space);
 	marshal_TPM_HANDLE(buffer, command_body->nvIndex, buffer_space);
-	Memset(&session_header, 0, sizeof(session_header));
+	memset(&session_header, 0, sizeof(session_header));
 	session_header.session_handle = TPM_RS_PW;
 	marshal_session_header(buffer, &session_header, buffer_space);
 	tpm_tag = TPM_ST_SESSIONS;
@@ -341,7 +341,7 @@ static void marshal_nv_read(void **buffer,
 	else
 		marshal_TPM_HANDLE(buffer, TPM_RH_PLATFORM, buffer_space);
 	marshal_TPM_HANDLE(buffer, command_body->nvIndex, buffer_space);
-	Memset(&session_header, 0, sizeof(session_header));
+	memset(&session_header, 0, sizeof(session_header));
 	session_header.session_handle = TPM_RS_PW;
 	marshal_session_header(buffer, &session_header, buffer_space);
 	tpm_tag = TPM_ST_SESSIONS;
@@ -358,7 +358,7 @@ static void marshal_nv_read_lock(void **buffer,
 	tpm_tag = TPM_ST_SESSIONS;
 	marshal_TPM_HANDLE(buffer, TPM_RH_PLATFORM, buffer_space);
 	marshal_TPM_HANDLE(buffer, command_body->nvIndex, buffer_space);
-	Memset(&session_header, 0, sizeof(session_header));
+	memset(&session_header, 0, sizeof(session_header));
 	session_header.session_handle = TPM_RS_PW;
 	marshal_session_header(buffer, &session_header, buffer_space);
 }
@@ -372,7 +372,7 @@ static void marshal_nv_write_lock(void **buffer,
 	tpm_tag = TPM_ST_SESSIONS;
 	marshal_TPM_HANDLE(buffer, TPM_RH_PLATFORM, buffer_space);
 	marshal_TPM_HANDLE(buffer, command_body->nvIndex, buffer_space);
-	Memset(&session_header, 0, sizeof(session_header));
+	memset(&session_header, 0, sizeof(session_header));
 	session_header.session_handle = TPM_RS_PW;
 	marshal_session_header(buffer, &session_header, buffer_space);
 }
@@ -386,7 +386,7 @@ static void marshal_hierarchy_control(void **buffer,
 
 	tpm_tag = TPM_ST_SESSIONS;
 	marshal_TPM_HANDLE(buffer, TPM_RH_PLATFORM, buffer_space);
-	Memset(&session_header, 0, sizeof(session_header));
+	memset(&session_header, 0, sizeof(session_header));
 	session_header.session_handle = TPM_RS_PW;
 	marshal_session_header(buffer, &session_header, buffer_space);
 
@@ -414,7 +414,7 @@ static void marshal_clear(void **buffer,
 
 	tpm_tag = TPM_ST_SESSIONS;
 	marshal_TPM_HANDLE(buffer, TPM_RH_PLATFORM, buffer_space);
-	Memset(&session_header, 0, sizeof(session_header));
+	memset(&session_header, 0, sizeof(session_header));
 	session_header.session_handle = TPM_RS_PW;
 	marshal_session_header(buffer, &session_header, buffer_space);
 }
diff --git a/firmware/lib/tpm2_lite/tlcl.c b/firmware/lib/tpm2_lite/tlcl.c
index 938fdd66..96900b07 100644
--- a/firmware/lib/tpm2_lite/tlcl.c
+++ b/firmware/lib/tpm2_lite/tlcl.c
@@ -381,7 +381,7 @@ uint32_t TlclRead(uint32_t index, void* data, uint32_t length)
 	struct tpm2_nv_read_cmd nv_readc;
 	struct tpm2_response *response;
 
-	Memset(&nv_readc, 0, sizeof(nv_readc));
+	memset(&nv_readc, 0, sizeof(nv_readc));
 
 	nv_readc.nvIndex = HR_NV_INDEX + index;
 	nv_readc.size = length;
@@ -409,7 +409,7 @@ uint32_t TlclRead(uint32_t index, void* data, uint32_t length)
 	if (length < response->nvr.buffer.t.size)
 		return TPM_E_READ_EMPTY;
 
-	Memcpy(data, response->nvr.buffer.t.buffer, length);
+	memcpy(data, response->nvr.buffer.t.buffer, length);
 
 	return TPM_SUCCESS;
 }
@@ -419,7 +419,7 @@ uint32_t TlclWrite(uint32_t index, const void *data, uint32_t length)
 	struct tpm2_nv_write_cmd nv_writec;
 	struct tpm2_response *response;
 
-	Memset(&nv_writec, 0, sizeof(nv_writec));
+	memset(&nv_writec, 0, sizeof(nv_writec));
 
 	nv_writec.nvIndex = HR_NV_INDEX + index;
 	nv_writec.data.t.size = length;
@@ -445,7 +445,7 @@ uint32_t TlclWriteLock(uint32_t index)
 	struct tpm2_nv_write_lock_cmd nv_writelockc;
 	struct tpm2_response *response;
 
-	Memset(&nv_writelockc, 0, sizeof(nv_writelockc));
+	memset(&nv_writelockc, 0, sizeof(nv_writelockc));
 
 	nv_writelockc.nvIndex = HR_NV_INDEX | index;
 
@@ -463,7 +463,7 @@ uint32_t TlclReadLock(uint32_t index)
 	struct tpm2_nv_read_lock_cmd nv_readlockc;
 	struct tpm2_response *response;
 
-	Memset(&nv_readlockc, 0, sizeof(nv_readlockc));
+	memset(&nv_readlockc, 0, sizeof(nv_readlockc));
 
 	nv_readlockc.nvIndex = HR_NV_INDEX | index;
 
diff --git a/firmware/lib/tpm_lite/mocked_tlcl.c b/firmware/lib/tpm_lite/mocked_tlcl.c
index 38d0deac..01762964 100644
--- a/firmware/lib/tpm_lite/mocked_tlcl.c
+++ b/firmware/lib/tpm_lite/mocked_tlcl.c
@@ -57,13 +57,13 @@ uint32_t TlclWrite(uint32_t index, const void* data, uint32_t length)
 
 uint32_t TlclRead(uint32_t index, void* data, uint32_t length)
 {
-	Memset(data, '\0', length);
+	memset(data, '\0', length);
 	return TPM_SUCCESS;
 }
 
 uint32_t TlclPCRRead(uint32_t index, void* data, uint32_t length)
 {
-	Memset(data, '\0', length);
+	memset(data, '\0', length);
 	return TPM_SUCCESS;
 }
 
@@ -134,13 +134,13 @@ uint32_t TlclSetDeactivated(uint8_t flag)
 
 uint32_t TlclGetPermanentFlags(TPM_PERMANENT_FLAGS* pflags)
 {
-	Memset(pflags, '\0', sizeof(*pflags));
+	memset(pflags, '\0', sizeof(*pflags));
 	return TPM_SUCCESS;
 }
 
 uint32_t TlclGetSTClearFlags(TPM_STCLEAR_FLAGS* vflags)
 {
-	Memset(vflags, '\0', sizeof(*vflags));
+	memset(vflags, '\0', sizeof(*vflags));
 	return TPM_SUCCESS;
 }
 
@@ -162,7 +162,7 @@ uint32_t TlclSetGlobalLock(void)
 uint32_t TlclExtend(int pcr_num, const uint8_t* in_digest,
                     uint8_t* out_digest)
 {
-	Memcpy(out_digest, in_digest, kPcrDigestLength);
+	memcpy(out_digest, in_digest, kPcrDigestLength);
 	return TPM_SUCCESS;
 }
 
@@ -182,7 +182,7 @@ uint32_t TlclGetRandom(uint8_t* data, uint32_t length, uint32_t *size)
 {
 	*size = length;
 	/* http://dilbert.com/strips/comic/2001-10-25/ */
-	Memset(data, '\x9', *size);
+	memset(data, '\x9', *size);
 	return TPM_SUCCESS;
 }
 
diff --git a/firmware/lib/tpm_lite/tlcl.c b/firmware/lib/tpm_lite/tlcl.c
index 7da5e14e..70fce2b9 100644
--- a/firmware/lib/tpm_lite/tlcl.c
+++ b/firmware/lib/tpm_lite/tlcl.c
@@ -200,7 +200,7 @@ uint32_t TlclDefineSpace(uint32_t index, uint32_t perm, uint32_t size)
 {
 	struct s_tpm_nv_definespace_cmd cmd;
 	VBDEBUG(("TPM: TlclDefineSpace(0x%x, 0x%x, %d)\n", index, perm, size));
-	Memcpy(&cmd, &tpm_nv_definespace_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_nv_definespace_cmd, sizeof(cmd));
 	ToTpmUint32(cmd.buffer + tpm_nv_definespace_cmd.index, index);
 	ToTpmUint32(cmd.buffer + tpm_nv_definespace_cmd.perm, perm);
 	ToTpmUint32(cmd.buffer + tpm_nv_definespace_cmd.size, size);
@@ -215,13 +215,13 @@ uint32_t TlclWrite(uint32_t index, const void* data, uint32_t length)
 			kTpmRequestHeaderLength + kWriteInfoLength + length;
 
 	VBDEBUG(("TPM: TlclWrite(0x%x, %d)\n", index, length));
-	Memcpy(&cmd, &tpm_nv_write_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_nv_write_cmd, sizeof(cmd));
 	VbAssert(total_length <= TPM_LARGE_ENOUGH_COMMAND_SIZE);
 	SetTpmCommandSize(cmd.buffer, total_length);
 
 	ToTpmUint32(cmd.buffer + tpm_nv_write_cmd.index, index);
 	ToTpmUint32(cmd.buffer + tpm_nv_write_cmd.length, length);
-	Memcpy(cmd.buffer + tpm_nv_write_cmd.data, data, length);
+	memcpy(cmd.buffer + tpm_nv_write_cmd.data, data, length);
 
 	return TlclSendReceive(cmd.buffer, response, sizeof(response));
 }
@@ -234,7 +234,7 @@ uint32_t TlclRead(uint32_t index, void* data, uint32_t length)
 	uint32_t result;
 
 	VBDEBUG(("TPM: TlclRead(0x%x, %d)\n", index, length));
-	Memcpy(&cmd, &tpm_nv_read_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_nv_read_cmd, sizeof(cmd));
 	ToTpmUint32(cmd.buffer + tpm_nv_read_cmd.index, index);
 	ToTpmUint32(cmd.buffer + tpm_nv_read_cmd.length, length);
 
@@ -245,7 +245,7 @@ uint32_t TlclRead(uint32_t index, void* data, uint32_t length)
 		if (result_length > length)
 			result_length = length;  /* Truncate to fit buffer */
 		nv_read_cursor += sizeof(uint32_t);
-		Memcpy(data, nv_read_cursor, result_length);
+		memcpy(data, nv_read_cursor, result_length);
 	}
 
 	return result;
@@ -261,13 +261,13 @@ uint32_t TlclPCRRead(uint32_t index, void* data, uint32_t length)
 	if (length < kPcrDigestLength) {
 		return TPM_E_IOERROR;
 	}
-	Memcpy(&cmd, &tpm_pcr_read_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_pcr_read_cmd, sizeof(cmd));
 	ToTpmUint32(cmd.buffer + tpm_pcr_read_cmd.pcrNum, index);
 
 	result = TlclSendReceive(cmd.buffer, response, sizeof(response));
 	if (result == TPM_SUCCESS) {
 		uint8_t* pcr_read_cursor = response + kTpmResponseHeaderLength;
-		Memcpy(data, pcr_read_cursor, kPcrDigestLength);
+		memcpy(data, pcr_read_cursor, kPcrDigestLength);
 	}
 
 	return result;
@@ -353,7 +353,7 @@ uint32_t TlclSetDeactivated(uint8_t flag)
 {
 	struct s_tpm_physicalsetdeactivated_cmd cmd;
 	VBDEBUG(("TPM: SetDeactivated(%d)\n", flag));
-	Memcpy(&cmd, &tpm_physicalsetdeactivated_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_physicalsetdeactivated_cmd, sizeof(cmd));
 	*(cmd.buffer + cmd.deactivated) = flag;
 	return Send(cmd.buffer);
 }
@@ -370,7 +370,7 @@ uint32_t TlclGetPermanentFlags(TPM_PERMANENT_FLAGS* pflags)
 	/* TODO(crbug.com/379255): This fails. Find out why.
 	 * VbAssert(size == sizeof(TPM_PERMANENT_FLAGS));
 	 */
-	Memcpy(pflags,
+	memcpy(pflags,
 	       response + kTpmResponseHeaderLength + sizeof(size),
 	       sizeof(TPM_PERMANENT_FLAGS));
 	return result;
@@ -389,7 +389,7 @@ uint32_t TlclGetSTClearFlags(TPM_STCLEAR_FLAGS* vflags)
 	/* TODO(crbug.com/379255): This fails. Find out why.
 	 * VbAssert(size == 7 && sizeof(TPM_STCLEAR_FLAGS) - 1 == 7);
 	 */
-	Memcpy(vflags,
+	memcpy(vflags,
 	       response + kTpmResponseHeaderLength + sizeof(size),
 	       sizeof(TPM_STCLEAR_FLAGS));
 	return result;
@@ -429,15 +429,15 @@ uint32_t TlclExtend(int pcr_num, const uint8_t* in_digest,
 	uint8_t response[kTpmResponseHeaderLength + kPcrDigestLength];
 	uint32_t result;
 
-	Memcpy(&cmd, &tpm_extend_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_extend_cmd, sizeof(cmd));
 	ToTpmUint32(cmd.buffer + tpm_extend_cmd.pcrNum, pcr_num);
-	Memcpy(cmd.buffer + cmd.inDigest, in_digest, kPcrDigestLength);
+	memcpy(cmd.buffer + cmd.inDigest, in_digest, kPcrDigestLength);
 
 	result = TlclSendReceive(cmd.buffer, response, sizeof(response));
 	if (result != TPM_SUCCESS)
 		return result;
 
-	Memcpy(out_digest, response + kTpmResponseHeaderLength,
+	memcpy(out_digest, response + kTpmResponseHeaderLength,
 	       kPcrDigestLength);
 	return result;
 }
@@ -450,7 +450,7 @@ uint32_t TlclGetPermissions(uint32_t index, uint32_t* permissions)
 	uint32_t result;
 	uint32_t size;
 
-	Memcpy(&cmd, &tpm_getpermissions_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_getpermissions_cmd, sizeof(cmd));
 	ToTpmUint32(cmd.buffer + tpm_getpermissions_cmd.index, index);
 	result = TlclSendReceive(cmd.buffer, response, sizeof(response));
 	if (result != TPM_SUCCESS)
@@ -473,7 +473,7 @@ uint32_t TlclGetOwnership(uint8_t* owned)
 	/* TODO(crbug.com/379255): This fails. Find out why.
 	 * VbAssert(size == sizeof(*owned));
 	 */
-	Memcpy(owned,
+	memcpy(owned,
 	       response + kTpmResponseHeaderLength + sizeof(size),
 	       sizeof(*owned));
 	return result;
@@ -486,7 +486,7 @@ uint32_t TlclGetRandom(uint8_t* data, uint32_t length, uint32_t *size)
 	uint32_t result;
 
 	VBDEBUG(("TPM: TlclGetRandom(%d)\n", length));
-	Memcpy(&cmd, &tpm_get_random_cmd, sizeof(cmd));
+	memcpy(&cmd, &tpm_get_random_cmd, sizeof(cmd));
 	ToTpmUint32(cmd.buffer + tpm_get_random_cmd.bytesRequested, length);
 	/* There must be room in the response buffer for the bytes. */
 	if (length > TPM_LARGE_ENOUGH_COMMAND_SIZE - kTpmResponseHeaderLength
@@ -505,7 +505,7 @@ uint32_t TlclGetRandom(uint8_t* data, uint32_t length, uint32_t *size)
 		}
 		get_random_cursor = response + kTpmResponseHeaderLength
 				+ sizeof(uint32_t);
-		Memcpy(data, get_random_cursor, *size);
+		memcpy(data, get_random_cursor, *size);
 	}
 
 	return result;
diff --git a/firmware/lib/utility_string.c b/firmware/lib/utility_string.c
index 361d1809..63e43c68 100644
--- a/firmware/lib/utility_string.c
+++ b/firmware/lib/utility_string.c
@@ -47,7 +47,7 @@ uint32_t Uint64ToString(char *buf, uint32_t bufsize, uint64_t value,
 	}
 
 	/* Now copy the string back to the input buffer. */
-	Memcpy(buf, s, usedsize);
+	memcpy(buf, s, usedsize);
 
 	/* Don't count the terminating null in the bytes used */
 	return usedsize - 1;
diff --git a/firmware/lib/vboot_api_kernel.c b/firmware/lib/vboot_api_kernel.c
index 4aa2fbdc..6a2aba32 100644
--- a/firmware/lib/vboot_api_kernel.c
+++ b/firmware/lib/vboot_api_kernel.c
@@ -1082,7 +1082,7 @@ VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
 	VbNvSetup(&vnc);
 
 	/* Fill in params for calls to LoadKernel() */
-	Memset(&p, 0, sizeof(p));
+	memset(&p, 0, sizeof(p));
 	p.shared_data_blob = cparams->shared_data_blob;
 	p.shared_data_size = cparams->shared_data_size;
 	p.gbb_data = cparams->gbb_data;
@@ -1103,7 +1103,7 @@ VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
 	kparams->bootloader_address = 0;
 	kparams->bootloader_size = 0;
 	kparams->flags = 0;
-	Memset(kparams->partition_guid, 0, sizeof(kparams->partition_guid));
+	memset(kparams->partition_guid, 0, sizeof(kparams->partition_guid));
 
 	cparams->bmp = NULL;
 	cparams->gbb = VbExMalloc(sizeof(*cparams->gbb));
@@ -1171,7 +1171,7 @@ VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
 
 	/* Read FWMP.  Ignore errors in recovery mode. */
 	if (cparams->gbb->flags & GBB_FLAG_DISABLE_FWMP) {
-		Memset(&fwmp, 0, sizeof(fwmp));
+		memset(&fwmp, 0, sizeof(fwmp));
 		tpm_status = 0;
 	} else {
 		tpm_status = RollbackFwmpRead(&fwmp);
@@ -1290,7 +1290,7 @@ VbError_t VbSelectAndLoadKernel(VbCommonParams *cparams,
 	kparams->bootloader_address = p.bootloader_address;
 	kparams->bootloader_size = (uint32_t)p.bootloader_size;
 	kparams->flags = p.flags;
-	Memcpy(kparams->partition_guid, p.partition_guid,
+	memcpy(kparams->partition_guid, p.partition_guid,
 	       sizeof(kparams->partition_guid));
 
 	/* Lock the kernel versions.  Ignore errors in recovery mode. */
@@ -1349,7 +1349,7 @@ VbError_t VbVerifyMemoryBootImage(VbCommonParams *cparams,
 	kparams->bootloader_address = 0;
 	kparams->bootloader_size = 0;
 	kparams->flags = 0;
-	Memset(kparams->partition_guid, 0, sizeof(kparams->partition_guid));
+	memset(kparams->partition_guid, 0, sizeof(kparams->partition_guid));
 
 	kbuf = boot_image;
 
diff --git a/firmware/lib/vboot_audio.c b/firmware/lib/vboot_audio.c
index 6071b0db..bc974953 100644
--- a/firmware/lib/vboot_audio.c
+++ b/firmware/lib/vboot_audio.c
@@ -88,7 +88,7 @@ static void VbGetDevMusicNotes(VbAudioContext *audio, int use_short)
 	if (!hdr || maxsize < sizeof(VbDevMusic))
 		goto nope;
 
-	if (0 != Memcmp(hdr->sig, "$SND", sizeof(hdr->sig))) {
+	if (0 != memcmp(hdr->sig, "$SND", sizeof(hdr->sig))) {
 		VBDEBUG(("VbGetDevMusicNotes: bad sig\n"));
 		goto nope;
 	}
@@ -171,7 +171,7 @@ static void VbGetDevMusicNotes(VbAudioContext *audio, int use_short)
 
 	/* Looks good. Allocate the space (plus one) and copy it over. */
 	notebuf = VbExMalloc((hdr->count + 1) * sizeof(VbDevMusicNote));
-	Memcpy(notebuf, hdr->notes, hdr->count * sizeof(VbDevMusicNote));
+	memcpy(notebuf, hdr->notes, hdr->count * sizeof(VbDevMusicNote));
 	count = hdr->count;
 
 	/* We also require at least 30 seconds of delay. */
@@ -224,7 +224,7 @@ VbAudioContext *VbAudioOpen(VbCommonParams *cparams)
 		ticks_per_msec));
 
 	/* Initialize */
-	Memset(audio, 0, sizeof(*audio));
+	memset(audio, 0, sizeof(*audio));
 	audio->background_beep = 1;
 	audio->play_until = b;                /* "zero" starts now */
 
diff --git a/firmware/lib/vboot_common.c b/firmware/lib/vboot_common.c
index 49929151..b691fc36 100644
--- a/firmware/lib/vboot_common.c
+++ b/firmware/lib/vboot_common.c
@@ -119,7 +119,7 @@ int PublicKeyCopy(VbPublicKey *dest, const VbPublicKey *src)
 	dest->key_size = src->key_size;
 	dest->algorithm = src->algorithm;
 	dest->key_version = src->key_version;
-	Memcpy(GetPublicKeyData(dest), GetPublicKeyDataC(src), src->key_size);
+	memcpy(GetPublicKeyData(dest), GetPublicKeyDataC(src), src->key_size);
 	return 0;
 }
 
diff --git a/firmware/lib/vboot_common_init.c b/firmware/lib/vboot_common_init.c
index 2f3cf385..90edae68 100644
--- a/firmware/lib/vboot_common_init.c
+++ b/firmware/lib/vboot_common_init.c
@@ -30,7 +30,7 @@ int VbSharedDataInit(VbSharedDataHeader *header, uint64_t size)
 		return VBOOT_SHARED_DATA_INVALID;
 
 	/* Zero the header */
-	Memset(header, 0, sizeof(VbSharedDataHeader));
+	memset(header, 0, sizeof(VbSharedDataHeader));
 
 	/* Initialize fields */
 	header->magic = VB_SHARED_DATA_MAGIC;
diff --git a/firmware/lib/vboot_display.c b/firmware/lib/vboot_display.c
index 2ef87034..2f3a15e1 100644
--- a/firmware/lib/vboot_display.c
+++ b/firmware/lib/vboot_display.c
@@ -726,7 +726,7 @@ VbError_t VbCheckDisplayKey(VbCommonParams *cparams, uint32_t key,
 		return VbDisplayScreen(cparams, disp_current_screen, 1, vncptr);
 	}
 
-	if (0 == Memcmp(MagicBuffer, MAGIC_WORD, MAGIC_WORD_LEN)) {
+	if (0 == memcmp(MagicBuffer, MAGIC_WORD, MAGIC_WORD_LEN)) {
 		if (VBEASTEREGG)
 			(void)VbDisplayScreen(cparams, disp_current_screen,
 					      1, vncptr);
diff --git a/firmware/lib/vboot_kernel.c b/firmware/lib/vboot_kernel.c
index 4a7154ed..1e7b7d0d 100644
--- a/firmware/lib/vboot_kernel.c
+++ b/firmware/lib/vboot_kernel.c
@@ -94,7 +94,7 @@ VbError_t LoadKernel(LoadKernelParams *params, VbCommonParams *cparams)
 	 */
 	shcall = shared->lk_calls + (shared->lk_call_count
 			& (VBSD_MAX_KERNEL_CALLS - 1));
-	Memset(shcall, 0, sizeof(VbSharedDataKernelCall));
+	memset(shcall, 0, sizeof(VbSharedDataKernelCall));
 	shcall->boot_flags = (uint32_t)params->boot_flags;
 	shcall->boot_mode = boot_mode;
 	shcall->sector_size = (uint32_t)params->bytes_per_lba;
@@ -168,7 +168,7 @@ VbError_t LoadKernel(LoadKernelParams *params, VbCommonParams *cparams)
 		 */
 		shpart = shcall->parts + (shcall->kernel_parts_found
 				& (VBSD_MAX_KERNEL_PARTS - 1));
-		Memset(shpart, 0, sizeof(VbSharedDataKernelPart));
+		memset(shpart, 0, sizeof(VbSharedDataKernelPart));
 		shpart->sector_start = part_start;
 		shpart->sector_count = part_size;
 		/*
@@ -422,7 +422,7 @@ VbError_t LoadKernel(LoadKernelParams *params, VbCommonParams *cparams)
 			if (body_copied > body_toread)
 				body_copied = body_toread;
 
-			Memcpy(body_readptr, kbuf + body_offset, body_copied);
+			memcpy(body_readptr, kbuf + body_offset, body_copied);
 			body_toread -= body_copied;
 			body_readptr += body_copied;
 		}
diff --git a/firmware/lib/vboot_nvstorage.c b/firmware/lib/vboot_nvstorage.c
index c131f088..69feef29 100644
--- a/firmware/lib/vboot_nvstorage.c
+++ b/firmware/lib/vboot_nvstorage.c
@@ -81,7 +81,7 @@ int VbNvSetup(VbNvContext *context)
 	if ((HEADER_SIGNATURE != (raw[HEADER_OFFSET] & HEADER_MASK))
 	    || (Crc8(raw, CRC_OFFSET) != raw[CRC_OFFSET])) {
 		/* Data is inconsistent (bad CRC or header); reset defaults */
-		Memset(raw, 0, VBNV_BLOCK_SIZE);
+		memset(raw, 0, VBNV_BLOCK_SIZE);
 		raw[HEADER_OFFSET] = (HEADER_SIGNATURE |
 				      HEADER_FIRMWARE_SETTINGS_RESET |
 				      HEADER_KERNEL_SETTINGS_RESET);
diff --git a/firmware/stub/tpm_lite_stub.c b/firmware/stub/tpm_lite_stub.c
index 109b8c11..4d88d169 100644
--- a/firmware/stub/tpm_lite_stub.c
+++ b/firmware/stub/tpm_lite_stub.c
@@ -111,7 +111,7 @@ static VbError_t TpmExecute(const uint8_t *in, const uint32_t in_len,
 					       "output buffer\n");
 			} else {
 				*pout_len = n;
-				Memcpy(out, response, n);
+				memcpy(out, response, n);
 			}
 		}
 	}
diff --git a/firmware/stub/utility_stub.c b/firmware/stub/utility_stub.c
deleted file mode 100644
index a1daed08..00000000
--- a/firmware/stub/utility_stub.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- *
- * Stub implementations of utility functions which call their linux-specific
- * equivalents.
- */
-
-#include <stdint.h>
-
-#define _STUB_IMPLEMENTATION_
-#include "utility.h"
-
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/time.h>
-
-int Memcmp(const void *src1, const void *src2, size_t n)
-{
-	return memcmp(src1, src2, n);
-}
-
-void *Memcpy(void *dest, const void *src, uint64_t n)
-{
-	return memcpy(dest, src, (size_t)n);
-}
-
-void *Memset(void *d, const uint8_t c, uint64_t n)
-{
-	return memset(d, c, n);
-}
-
-