Revert "Verified boot wrapper - replace utility functions"

This reverts commit bd81b3a7d3b7fe4ca6179ade665e565800ab17fc.

Change-Id: I2be2c076a37bf0e49569248691fceac417254f0b
Reviewed-on: http://gerrit.chromium.org/gerrit/3295
Reviewed-by: mukesh agrawal <quiche@chromium.org>
Tested-by: mukesh agrawal <quiche@chromium.org>

3 files changed, 49 insertions, 14 deletions

diff --git a/firmware/stub/load_firmware_stub.c b/firmware/stub/load_firmware_stub.c
index bdae981c..26ce3d50 100644
--- a/firmware/stub/load_firmware_stub.c
+++ b/firmware/stub/load_firmware_stub.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+/* Copyright (c) 2010 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.
  *
@@ -9,7 +9,6 @@
 
 #include "load_firmware_fw.h"
 #include "utility.h"
-#include "vboot_api.h"
 
 #define  BOOT_FIRMWARE_A_CONTINUE 1
 #define  BOOT_FIRMWARE_B_CONTINUE 2
@@ -100,7 +99,7 @@ int VerifyFirmwareDriver_stub(uint8_t* gbb_data,
   p.nv_context = &vnc;
 
   /* Allocate a shared data buffer */
-  p.shared_data_blob = VbExMalloc(VB_SHARED_DATA_REC_SIZE);
+  p.shared_data_blob = Malloc(VB_SHARED_DATA_REC_SIZE);
   p.shared_data_size = VB_SHARED_DATA_REC_SIZE;
 
   /* TODO: YOU NEED TO SET THE BOOT FLAGS SOMEHOW */
diff --git a/firmware/stub/tpm_lite_stub.c b/firmware/stub/tpm_lite_stub.c
index 0317f933..ddb5d222 100644
--- a/firmware/stub/tpm_lite_stub.c
+++ b/firmware/stub/tpm_lite_stub.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+/* Copyright (c) 2010 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.
  *
@@ -10,7 +10,6 @@
 #include "tlcl.h"
 #include "tlcl_internal.h"
 #include "utility.h"
-#include "vboot_api.h"
 
 #include <errno.h>
 #include <fcntl.h>
@@ -57,22 +56,22 @@ static void TpmExecute(const uint8_t *in, const uint32_t in_len,
                 uint8_t *out, uint32_t *pout_len) {
   uint8_t response[TPM_MAX_COMMAND_SIZE];
   if (in_len <= 0) {
-    VbExError("invalid command length %d for command 0x%x\n", in_len, in[9]);
+    error("invalid command length %d for command 0x%x\n", in_len, in[9]);
   } else if (tpm_fd < 0) {
-    VbExError("the TPM device was not opened.  Forgot to call TlclLibInit?\n");
+    error("the TPM device was not opened.  Forgot to call TlclLibInit?\n");
   } else {
     int n = write(tpm_fd, in, in_len);
     if (n != in_len) {
-      VbExError("write failure to TPM device: %s\n", strerror(errno));
+      error("write failure to TPM device: %s\n", strerror(errno));
     }
     n = read(tpm_fd, response, sizeof(response));
     if (n == 0) {
-      VbExError("null read from TPM device\n");
+      error("null read from TPM device\n");
     } else if (n < 0) {
-      VbExError("read failure from TPM device: %s\n", strerror(errno));
+      error("read failure from TPM device: %s\n", strerror(errno));
     } else {
       if (n > *pout_len) {
-        VbExError("TPM response too long for output buffer\n");
+        error("TPM response too long for output buffer\n");
       } else {
         *pout_len = n;
         Memcpy(out, response, n);
@@ -127,8 +126,7 @@ uint32_t TlclOpenDevice(void) {
 
   tpm_fd = open(device_path, O_RDWR);
   if (tpm_fd < 0) {
-    VbExError("TPM: Cannot open TPM device %s: %s\n", device_path,
-              strerror(errno));
+    error("TPM: Cannot open TPM device %s: %s\n", device_path, strerror(errno));
   }
 
   return 0;
diff --git a/firmware/stub/utility_stub.c b/firmware/stub/utility_stub.c
index 489b0f72..2d56f72b 100644
--- a/firmware/stub/utility_stub.c
+++ b/firmware/stub/utility_stub.c
@@ -15,12 +15,50 @@
 #include <string.h>
 #include <sys/time.h>
 
+void error(const char *format, ...) {
+  va_list ap;
+  va_start(ap, format);
+  fprintf(stderr, "ERROR: ");
+  vfprintf(stderr, format, ap);
+  va_end(ap);
+  exit(1);
+}
+
+void debug(const char *format, ...) {
+  va_list ap;
+  va_start(ap, format);
+  fprintf(stderr, "DEBUG: ");
+  vfprintf(stderr, format, ap);
+  va_end(ap);
+}
+
+void* Malloc(size_t size) {
+  void* p = malloc(size);
+  if (!p) {
+    /* Fatal Error. We must abort. */
+    abort();
+  }
+  return p;
+}
+
+void Free(void* ptr) {
+  free(ptr);
+}
 
 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);
 }
+
+uint64_t VbGetTimer(void) {
+  struct timeval tv;
+  gettimeofday(&tv, NULL);
+  return (uint64_t)tv.tv_sec * 1000000 + (uint64_t)tv.tv_usec;
+}
+
+uint64_t VbGetTimerMaxFreq(void) {
+  return UINT64_C(1000000);
+}