--- a/src/vde_cryptcab/cryptcab.c 2011-11-23 16:41:17.000000000 +0000
+++ b/src/vde_cryptcab/cryptcab.c 2017-03-20 22:54:20.452975075 +0000
@@ -22,7 +22,7 @@
exit(1);
}
-static EVP_CIPHER_CTX ctx;
+static EVP_CIPHER_CTX *ctx;
static int ctx_initialized = 0;
static int encryption_disabled = 0;
static int nfd;
@@ -30,6 +30,10 @@
static struct vde_open_args open_args={.port=0,.group=NULL,.mode=0700};
static int verbose = 0;
+#if OPENSSL_VERSION_NUMBER < 0x10100000
+#define EVP_CIPHER_CTX_reset(x) EVP_CIPHER_CTX_cleanup(x)
+#endif
+
void vc_printlog(int priority, const char *format, ...)
{
va_list arg;
@@ -103,19 +107,21 @@
}
if (!ctx_initialized) {
- EVP_CIPHER_CTX_init (&ctx);
+ ctx = EVP_CIPHER_CTX_new ();
+ if (!ctx)
+ return -1;
ctx_initialized = 1;
}
- EVP_EncryptInit (&ctx, EVP_bf_cbc (), p->key, p->iv);
- if (EVP_EncryptUpdate (&ctx, dst, &olen, src, len) != 1)
+ EVP_EncryptInit (ctx, EVP_bf_cbc (), p->key, p->iv);
+ if (EVP_EncryptUpdate (ctx, dst, &olen, src, len) != 1)
{
fprintf (stderr,"error in encrypt update\n");
olen = -1;
goto cleanup;
}
- if (EVP_EncryptFinal (&ctx, dst + olen, &tlen) != 1)
+ if (EVP_EncryptFinal (ctx, dst + olen, &tlen) != 1)
{
fprintf (stderr,"error in encrypt final\n");
olen = -1;
@@ -124,7 +130,7 @@
olen += tlen;
cleanup:
- EVP_CIPHER_CTX_cleanup(&ctx);
+ EVP_CIPHER_CTX_reset(ctx);
return olen;
}
@@ -138,19 +144,21 @@
}
if (!ctx_initialized) {
- EVP_CIPHER_CTX_init (&ctx);
+ ctx = EVP_CIPHER_CTX_new ();
+ if (!ctx)
+ return -1;
ctx_initialized = 1;
}
- EVP_DecryptInit (&ctx, EVP_bf_cbc (), p->key, p->iv);
- if (EVP_DecryptUpdate (&ctx, dst, &olen, src, len) != 1)
+ EVP_DecryptInit (ctx, EVP_bf_cbc (), p->key, p->iv);
+ if (EVP_DecryptUpdate (ctx, dst, &olen, src, len) != 1)
{
fprintf (stderr,"error in decrypt update\n");
olen = -1;
goto cleanup;
}
- if (EVP_DecryptFinal (&ctx, dst + olen, &tlen) != 1)
+ if (EVP_DecryptFinal (ctx, dst + olen, &tlen) != 1)
{
fprintf (stderr,"error in decrypt final\n");
olen = -1;
@@ -159,7 +167,7 @@
olen += tlen;
cleanup:
- EVP_CIPHER_CTX_cleanup(&ctx);
+ EVP_CIPHER_CTX_reset (ctx);
return olen;
}
