From 829fd51d4f8dde4a7f3bf54754f3c1d1a502f5e2 Mon Sep 17 00:00:00 2001
From: djm <>
Date: Fri, 1 Oct 2010 22:54:21 +0000
Subject: import OpenSSL-1.0.0a

---
 src/lib/libcrypto/buffer/buf_err.c |  2 +-
 src/lib/libcrypto/buffer/buffer.c  | 89 ++++++++++++++++++++++++++++++++++++--
 src/lib/libcrypto/buffer/buffer.h  |  9 ++--
 3 files changed, 91 insertions(+), 9 deletions(-)

(limited to 'src/lib/libcrypto/buffer')

diff --git a/src/lib/libcrypto/buffer/buf_err.c b/src/lib/libcrypto/buffer/buf_err.c
index 3e25bbe879..8f1de6192b 100644
--- a/src/lib/libcrypto/buffer/buf_err.c
+++ b/src/lib/libcrypto/buffer/buf_err.c
@@ -1,6 +1,6 @@
 /* crypto/buffer/buf_err.c */
 /* ====================================================================
- * Copyright (c) 1999-2005 The OpenSSL Project.  All rights reserved.
+ * Copyright (c) 1999-2006 The OpenSSL Project.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
diff --git a/src/lib/libcrypto/buffer/buffer.c b/src/lib/libcrypto/buffer/buffer.c
index b3e947771d..620ea8d536 100644
--- a/src/lib/libcrypto/buffer/buffer.c
+++ b/src/lib/libcrypto/buffer/buffer.c
@@ -89,10 +89,10 @@ void BUF_MEM_free(BUF_MEM *a)
 	OPENSSL_free(a);
 	}
 
-int BUF_MEM_grow(BUF_MEM *str, int len)
+int BUF_MEM_grow(BUF_MEM *str, size_t len)
 	{
 	char *ret;
-	unsigned int n;
+	size_t n;
 
 	if (str->length >= len)
 		{
@@ -125,10 +125,10 @@ int BUF_MEM_grow(BUF_MEM *str, int len)
 	return(len);
 	}
 
-int BUF_MEM_grow_clean(BUF_MEM *str, int len)
+int BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
 	{
 	char *ret;
-	unsigned int n;
+	size_t n;
 
 	if (str->length >= len)
 		{
@@ -161,3 +161,84 @@ int BUF_MEM_grow_clean(BUF_MEM *str, int len)
 		}
 	return(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;
+
+	if (str == NULL) return(NULL);
+
+	ret=OPENSSL_malloc(siz+1);
+	if (ret == NULL) 
+		{
+		BUFerr(BUF_F_BUF_STRNDUP,ERR_R_MALLOC_FAILURE);
+		return(NULL);
+		}
+	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;
+	for(; size > 1 && *src; size--)
+		{
+		*dst++ = *src++;
+		l++;
+		}
+	if (size)
+		*dst = '\0';
+	return l + strlen(src);
+	}
+
+size_t BUF_strlcat(char *dst, const char *src, size_t size)
+	{
+	size_t l = 0;
+	for(; size > 0 && *dst; size--, dst++)
+		l++;
+	return l + BUF_strlcpy(dst, src, size);
+	}
+
+void BUF_reverse(unsigned char *out, unsigned char *in, size_t size)
+	{
+	size_t i;
+	if (in)
+		{
+		out += size - 1;
+		for (i = 0; i < size; i++)
+			*in++ = *out--;
+		}
+	else
+		{
+		unsigned char *q;
+		char c;
+		q = out + size - 1;
+		for (i = 0; i < size/2; i++)
+			{
+			c = *q;
+			*q-- = *out;
+			*out++ = c;
+			}
+		}
+	}
diff --git a/src/lib/libcrypto/buffer/buffer.h b/src/lib/libcrypto/buffer/buffer.h
index 1db9607450..178e418282 100644
--- a/src/lib/libcrypto/buffer/buffer.h
+++ b/src/lib/libcrypto/buffer/buffer.h
@@ -76,18 +76,19 @@ extern "C" {
 
 struct buf_mem_st
 	{
-	int length;	/* current number of bytes */
+	size_t length;	/* current number of bytes */
 	char *data;
-	int max;	/* size of buffer */
+	size_t max;	/* size of buffer */
 	};
 
 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);
+int	BUF_MEM_grow(BUF_MEM *str, size_t len);
+int	BUF_MEM_grow_clean(BUF_MEM *str, size_t 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);
+void	BUF_reverse(unsigned char *out, unsigned char *in, size_t siz);
 
 /* safe string functions */
 size_t BUF_strlcpy(char *dst,const char *src,size_t siz);
-- 
cgit v1.2.3-55-g6feb