util: prefix util functions with ntlm

Author: ethomson

src/crypt_openssl.c

@@ -71,7 +71,7 @@ static inline void HMAC_CTX_free(HMAC_CTX *ctx)
 static inline int HMAC_CTX_reset(HMAC_CTX *ctx)
 {
 	HMAC_CTX_cleanup(ctx);
-	memzero(ctx, sizeof(HMAC_CTX));
+	ntlm_memzero(ctx, sizeof(HMAC_CTX));
 	return 1;
 }
 

src/ntlm.c

@@ -134,10 +134,10 @@ int ntlm_client_set_hostname(
 static void free_credentials(ntlm_client *ntlm)
 {
 	if (ntlm->password)
-		memzero(ntlm->password, strlen(ntlm->password));
+		ntlm_memzero(ntlm->password, strlen(ntlm->password));
 
 	if (ntlm->password_utf16)
-		memzero(ntlm->password_utf16, ntlm->password_utf16_len);
+		ntlm_memzero(ntlm->password_utf16, ntlm->password_utf16_len);
 
 	free(ntlm->username);
 	free(ntlm->username_upper);

src/util.c

@@ -12,7 +12,7 @@
 #include "compat.h"
 #include "util.h"
 
-void memzero(void *data, size_t size)
+void ntlm_memzero(void *data, size_t size)
 {
 	volatile uint8_t *scan = (volatile uint8_t *)data;
 

src/util.h

@@ -9,6 +9,6 @@
 #ifndef PRIVATE_UTIL_H__
 #define PRIVATE_UTIL_H__
 
-extern void memzero(void *data, size_t size);
+extern void ntlm_memzero(void *data, size_t size);
 
 #endif /* PRIVATE_UTIL_H__ */