Vendor import of OpenSSL release 0.9.7. This release includes

support for AES and OpenBSD's hardware crypto.

1 files changed, 29 insertions, 14 deletions

diff --git a/crypto/openssl/crypto/evp/evp_key.c b/crypto/openssl/crypto/evp/evp_key.c
index e7434ef..5f387a9 100644
--- a/crypto/openssl/crypto/evp/evp_key.c
+++ b/crypto/openssl/crypto/evp/evp_key.c
@@ -61,6 +61,7 @@
 #include <openssl/x509.h>
 #include <openssl/objects.h>
 #include <openssl/evp.h>
+#include <openssl/ui.h>
 
 /* should be init to zeros. */
 static char prompt_string[80];
@@ -70,7 +71,10 @@ void EVP_set_pw_prompt(char *prompt)
 	if (prompt == NULL)
 		prompt_string[0]='\0';
 	else
+		{
 		strncpy(prompt_string,prompt,79);
+		prompt_string[79]='\0';
+		}
 	}
 
 char *EVP_get_pw_prompt(void)
@@ -86,18 +90,26 @@ char *EVP_get_pw_prompt(void)
  * this function will fail */
 int EVP_read_pw_string(char *buf, int len, const char *prompt, int verify)
 	{
-#ifndef NO_DES
+	int ret;
+	char buff[BUFSIZ];
+	UI *ui;
+
 	if ((prompt == NULL) && (prompt_string[0] != '\0'))
 		prompt=prompt_string;
-	return(des_read_pw_string(buf,len,prompt,verify));
-#else
-	return -1;
-#endif
+	ui = UI_new();
+	UI_add_input_string(ui,prompt,0,buf,0,(len>=BUFSIZ)?BUFSIZ-1:len);
+	if (verify)
+		UI_add_verify_string(ui,prompt,0,
+			buff,0,(len>=BUFSIZ)?BUFSIZ-1:len,buf);
+	ret = UI_process(ui);
+	UI_free(ui);
+	OPENSSL_cleanse(buff,BUFSIZ);
+	return ret;
 	}
 
-int EVP_BytesToKey(const EVP_CIPHER *type, EVP_MD *md, 
-             const unsigned char *salt, const unsigned char *data, int datal, 
-             int count, unsigned char *key, unsigned char *iv)
+int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md, 
+	     const unsigned char *salt, const unsigned char *data, int datal,
+	     int count, unsigned char *key, unsigned char *iv)
 	{
 	EVP_MD_CTX c;
 	unsigned char md_buf[EVP_MAX_MD_SIZE];
@@ -106,24 +118,27 @@ int EVP_BytesToKey(const EVP_CIPHER *type, EVP_MD *md,
 
 	nkey=type->key_len;
 	niv=type->iv_len;
+	OPENSSL_assert(nkey <= EVP_MAX_KEY_LENGTH);
+	OPENSSL_assert(niv <= EVP_MAX_IV_LENGTH);
 
 	if (data == NULL) return(nkey);
 
+	EVP_MD_CTX_init(&c);
 	for (;;)
 		{
-		EVP_DigestInit(&c,md);
+		EVP_DigestInit_ex(&c,md, NULL);
 		if (addmd++)
 			EVP_DigestUpdate(&c,&(md_buf[0]),mds);
 		EVP_DigestUpdate(&c,data,datal);
 		if (salt != NULL)
 			EVP_DigestUpdate(&c,salt,PKCS5_SALT_LEN);
-		EVP_DigestFinal(&c,&(md_buf[0]),&mds);
+		EVP_DigestFinal_ex(&c,&(md_buf[0]),&mds);
 
 		for (i=1; i<(unsigned int)count; i++)
 			{
-			EVP_DigestInit(&c,md);
+			EVP_DigestInit_ex(&c,md, NULL);
 			EVP_DigestUpdate(&c,&(md_buf[0]),mds);
-			EVP_DigestFinal(&c,&(md_buf[0]),&mds);
+			EVP_DigestFinal_ex(&c,&(md_buf[0]),&mds);
 			}
 		i=0;
 		if (nkey)
@@ -152,8 +167,8 @@ int EVP_BytesToKey(const EVP_CIPHER *type, EVP_MD *md,
 			}
 		if ((nkey == 0) && (niv == 0)) break;
 		}
-	memset(&c,0,sizeof(c));
-	memset(&(md_buf[0]),0,EVP_MAX_MD_SIZE);
+	EVP_MD_CTX_cleanup(&c);
+	OPENSSL_cleanse(&(md_buf[0]),EVP_MAX_MD_SIZE);
 	return(type->key_len);
 	}