resolve conflicts

3 files changed, 46 insertions, 14 deletions

diff --git a/lib/libcrypto/buffer/buf_err.c b/lib/libcrypto/buffer/buf_err.c
index 1fc32a68618..3e25bbe8798 100644
--- a/lib/libcrypto/buffer/buf_err.c
+++ b/lib/libcrypto/buffer/buf_err.c
@@ -70,9 +70,12 @@
 
 static ERR_STRING_DATA BUF_str_functs[]=
 	{
+{ERR_FUNC(BUF_F_BUF_MEMDUP),	"BUF_memdup"},
 {ERR_FUNC(BUF_F_BUF_MEM_GROW),	"BUF_MEM_grow"},
+{ERR_FUNC(BUF_F_BUF_MEM_GROW_CLEAN),	"BUF_MEM_grow_clean"},
 {ERR_FUNC(BUF_F_BUF_MEM_NEW),	"BUF_MEM_new"},
 {ERR_FUNC(BUF_F_BUF_STRDUP),	"BUF_strdup"},
+{ERR_FUNC(BUF_F_BUF_STRNDUP),	"BUF_strndup"},
 {0,NULL}
 	};
 
@@ -85,15 +88,12 @@ static ERR_STRING_DATA BUF_str_reasons[]=
 
 void ERR_load_BUF_strings(void)
 	{
-	static int init=1;
+#ifndef OPENSSL_NO_ERR
 
-	if (init)
+	if (ERR_func_error_string(BUF_str_functs[0].error) == NULL)
 		{
-		init=0;
-#ifndef OPENSSL_NO_ERR
 		ERR_load_strings(0,BUF_str_functs);
 		ERR_load_strings(0,BUF_str_reasons);
-#endif
-
 		}
+#endif
 	}
diff --git a/lib/libcrypto/buffer/buffer.c b/lib/libcrypto/buffer/buffer.c
index d96487e7dbd..3bf03c7eff0 100644
--- a/lib/libcrypto/buffer/buffer.c
+++ b/lib/libcrypto/buffer/buffer.c
@@ -149,7 +149,7 @@ int BUF_MEM_grow_clean(BUF_MEM *str, int len)
 		ret=OPENSSL_realloc_clean(str->data,str->max,n);
 	if (ret == NULL)
 		{
-		BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE);
+		BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE);
 		len=0;
 		}
 	else
@@ -164,22 +164,41 @@ int BUF_MEM_grow_clean(BUF_MEM *str, int len)
 
 char *BUF_strdup(const char *str)
 	{
+	if (str == NULL) return(NULL);
+	return BUF_strndup(str, strlen(str));
+	}
+
+char *BUF_strndup(const char *str, size_t siz)
+	{
 	char *ret;
-	int n;
 
 	if (str == NULL) return(NULL);
 
-	n=strlen(str);
-	ret=OPENSSL_malloc(n+1);
+	ret=OPENSSL_malloc(siz+1);
 	if (ret == NULL) 
 		{
-		BUFerr(BUF_F_BUF_STRDUP,ERR_R_MALLOC_FAILURE);
+		BUFerr(BUF_F_BUF_STRNDUP,ERR_R_MALLOC_FAILURE);
 		return(NULL);
 		}
-	memcpy(ret,str,n+1);
+	BUF_strlcpy(ret,str,siz+1);
 	return(ret);
 	}
 
+void *BUF_memdup(const void *data, size_t siz)
+	{
+	void *ret;
+
+	if (data == NULL) return(NULL);
+
+	ret=OPENSSL_malloc(siz);
+	if (ret == NULL) 
+		{
+		BUFerr(BUF_F_BUF_MEMDUP,ERR_R_MALLOC_FAILURE);
+		return(NULL);
+		}
+	return memcpy(ret, data, siz);
+	}	
+
 size_t BUF_strlcpy(char *dst, const char *src, size_t size)
 	{
 	size_t l = 0;
diff --git a/lib/libcrypto/buffer/buffer.h b/lib/libcrypto/buffer/buffer.h
index 465dc34f3fe..1db96074503 100644
--- a/lib/libcrypto/buffer/buffer.h
+++ b/lib/libcrypto/buffer/buffer.h
@@ -59,25 +59,35 @@
 #ifndef HEADER_BUFFER_H
 #define HEADER_BUFFER_H
 
+#include <openssl/ossl_typ.h>
+
 #ifdef  __cplusplus
 extern "C" {
 #endif
 
 #include <stddef.h>
+
+#if !defined(NO_SYS_TYPES_H)
 #include <sys/types.h>
+#endif
+
+/* Already declared in ossl_typ.h */
+/* typedef struct buf_mem_st BUF_MEM; */
 
-typedef struct buf_mem_st
+struct buf_mem_st
 	{
 	int length;	/* current number of bytes */
 	char *data;
 	int max;	/* size of buffer */
-	} BUF_MEM;
+	};
 
 BUF_MEM *BUF_MEM_new(void);
 void	BUF_MEM_free(BUF_MEM *a);
 int	BUF_MEM_grow(BUF_MEM *str, int len);
 int	BUF_MEM_grow_clean(BUF_MEM *str, int len);
 char *	BUF_strdup(const char *str);
+char *	BUF_strndup(const char *str, size_t siz);
+void *	BUF_memdup(const void *data, size_t siz);
 
 /* safe string functions */
 size_t BUF_strlcpy(char *dst,const char *src,size_t siz);
@@ -93,9 +103,12 @@ void ERR_load_BUF_strings(void);
 /* Error codes for the BUF functions. */
 
 /* Function codes. */
+#define BUF_F_BUF_MEMDUP				 103
 #define BUF_F_BUF_MEM_GROW				 100
+#define BUF_F_BUF_MEM_GROW_CLEAN			 105
 #define BUF_F_BUF_MEM_NEW				 101
 #define BUF_F_BUF_STRDUP				 102
+#define BUF_F_BUF_STRNDUP				 104
 
 /* Reason codes. */