1 files changed, 116 insertions, 0 deletions
diff --git a/lib/libcrypto/buffer/buf_str.c b/lib/libcrypto/buffer/buf_str.c
new file mode 100644
index 00000000000..28dd1e401e2
--- /dev/null
+++ b/lib/libcrypto/buffer/buf_str.c
@@ -0,0 +1,116 @@
+/* crypto/buffer/buf_str.c */
+/* ====================================================================
+ * Copyright (c) 2007 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
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/buffer.h>
+
+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);
+	}