Rename md5.c to md5.cc, put its contents inside the google_breakpad namespace.

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@887 4c0a9323-5329-0410-9bdc-e9ce6186880e

src/common/mac/macho_id.cc

@@ -51,6 +51,10 @@ extern "C" {  // necessary for Leopard
 
 namespace MacFileUtilities {
 
+using google_breakpad::MD5Init;
+using google_breakpad::MD5Update;
+using google_breakpad::MD5Final;
+
 MachoID::MachoID(const char *path)
    : memory_(0),
      memory_size_(0),

src/common/mac/macho_id.h

@@ -109,7 +109,7 @@ class MachoID {
   uint32_t crc_;
 
   // The MD5 context
-  MD5Context md5_context_;
+  google_breakpad::MD5Context md5_context_;
 
   // The current update to call from the Update callback
   UpdateFunction update_function_;

src/common/md5.cc

@@ -17,6 +17,8 @@
 
 #include "common/md5.h"
 
+namespace google_breakpad {
+
 #ifndef WORDS_BIGENDIAN
 #define byteReverse(buf, len)   /* Nothing */
 #else
@@ -244,3 +246,6 @@ static void MD5Transform(u32 buf[4], u32 const in[16])
   buf[2] += c;
   buf[3] += d;
 }
+
+}  // namespace google_breakpad
+

src/common/md5.h

@@ -5,6 +5,8 @@
 
 #include <stdint.h>
 
+namespace google_breakpad {
+
 typedef uint32_t u32;
 typedef uint8_t u8;
 
@@ -14,18 +16,12 @@ struct MD5Context {
   u8 in[64];
 };
 
-#ifdef __cplusplus
-extern "C" {
-#endif  // __cplusplus
-
 void MD5Init(struct MD5Context *ctx);
 
 void MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len);
 
 void MD5Final(unsigned char digest[16], struct MD5Context *ctx);
 
-#ifdef __cplusplus
-}
-#endif
+}  // namespace google_breakpad
 
 #endif  // COMMON_MD5_H__