Add lots of debugging to TPM library.

firmware/stub/utility_stub.c

 /* 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.
  *
  * Stub implementations of utility functions which call their linux-specific
  * equivalents.
  */
 
 #define _STUB_IMPLEMENTATION_
 #include "utility.h"
 
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.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, "WARNING: ");
+  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);
 }
 
 void* Memset(void* d, const uint8_t c, uint64_t n) {
-  uint8_t *dest = d; /* the only way to keep both cl and gcc happy */
+  uint8_t* dest = d; /* the only way to keep both cl and gcc happy */
   while (n--) {
     *dest++ = c;
   }
   return dest;
 }
 
 int SafeMemcmp(const void* s1, const void* s2, size_t n) {
   int match = 0;
   const unsigned char* us1 = s1;
   const unsigned char* us2 = s2;
   while (n--) {
     if (*us1++ != *us2++)
       match = 1;
   }
 
   return match;
 }