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