Add EVP test program.

1 files changed, 255 insertions, 0 deletions

diff --git a/crypto/evp/evp_test.c b/crypto/evp/evp_test.c
new file mode 100644
index 0000000000..811574b21b
--- /dev/null
+++ b/crypto/evp/evp_test.c
@@ -0,0 +1,255 @@
+/* Written by Ben Laurie, 2001 */
+/*
+ * Copyright (c) 2001 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
+ *    openssl-core@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.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <openssl/evp.h>
+#include <openssl/engine.h>
+
+static void hexdump(FILE *f,const char *title,const unsigned char *s,int l)
+    {
+    int n=0;
+
+    fprintf(f,"%s",title);
+    for( ; n < l ; ++n)
+	{
+	if((n%16) == 0)
+	    fprintf(f,"\n%04x",n);
+	fprintf(f," %02x",s[n]);
+	}
+    fprintf(f,"\n");
+    }
+
+static int convert(unsigned char *s)
+    {
+    unsigned char *d;
+
+    for(d=s ; *s ; s+=2,++d)
+	{
+	int n;
+
+	if(!s[1])
+	    {
+	    fprintf(stderr,"Odd number of hex digits!");
+	    exit(4);
+	    }
+	sscanf((char *)s,"%2x",&n);
+	*d=(unsigned char)n;
+	}
+    return s-d;
+    }
+
+static unsigned char *ustrsep(char **p,const char *sep)
+    { return (unsigned char *)strsep((char **)p,sep); }
+
+static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
+		  const unsigned char *iv,int in,
+		  const unsigned char *plaintext,int pn,
+		  const unsigned char *ciphertext,int cn)
+    {
+    EVP_CIPHER_CTX ctx;
+    unsigned char out[4096];
+    int outl,outl2;
+
+    printf("Testing cipher %s\n",EVP_CIPHER_name(c));
+    hexdump(stdout,"Key",key,kn);
+    if(in)
+	hexdump(stdout,"IV",iv,in);
+    hexdump(stdout,"Plaintext",plaintext,pn);
+    hexdump(stdout,"Ciphertext",ciphertext,cn);
+    
+    
+    if(kn != c->key_len)
+	{
+	fprintf(stderr,"Key length doesn't match, got %d expected %d\n",kn,
+		c->key_len);
+	exit(5);
+	}
+
+    if(!EVP_EncryptInit(&ctx,c,key,iv))
+	{
+	fprintf(stderr,"EncryptInit failed\n");
+	exit(10);
+	}
+    EVP_CIPHER_CTX_set_padding(&ctx,0);
+
+    if(!EVP_EncryptUpdate(&ctx,out,&outl,plaintext,pn))
+	{
+	fprintf(stderr,"Encrypt failed\n");
+	exit(6);
+	}
+    if(!EVP_EncryptFinal(&ctx,out+outl,&outl2))
+	{
+	fprintf(stderr,"EncryptFinal failed\n");
+	exit(7);
+	}
+
+    if(outl+outl2 != cn)
+	{
+	fprintf(stderr,"Ciphertext length mismatch got %d expected %d\n",
+		outl+outl2,cn);
+	exit(8);
+	}
+
+    if(memcmp(out,ciphertext,cn))
+	{
+	fprintf(stderr,"Ciphertext mismatch\n");
+	hexdump(stderr,"Got",out,cn);
+	hexdump(stderr,"Expected",ciphertext,cn);
+	exit(9);
+	}
+
+    if(!EVP_DecryptInit(&ctx,c,key,iv))
+	{
+	fprintf(stderr,"DecryptInit failed\n");
+	exit(10);
+	}
+    EVP_CIPHER_CTX_set_padding(&ctx,0);
+
+    if(!EVP_DecryptUpdate(&ctx,out,&outl,ciphertext,pn))
+	{
+	fprintf(stderr,"Decrypt failed\n");
+	exit(6);
+	}
+    if(!EVP_DecryptFinal(&ctx,out+outl,&outl2))
+	{
+	fprintf(stderr,"DecryptFinal failed\n");
+	exit(7);
+	}
+
+    if(outl+outl2 != cn)
+	{
+	fprintf(stderr,"Plaintext length mismatch got %d expected %d\n",
+		outl+outl2,cn);
+	exit(8);
+	}
+
+    if(memcmp(out,plaintext,cn))
+	{
+	fprintf(stderr,"Plaintext mismatch\n");
+	hexdump(stderr,"Got",out,cn);
+	hexdump(stderr,"Expected",plaintext,cn);
+	exit(9);
+	}
+
+    printf("\n");
+    }
+
+int main(int argc,char **argv)
+    {
+    const char *szTestFile;
+    FILE *f;
+
+    if(argc != 2)
+	{
+	fprintf(stderr,"%s <test file>\n",argv[0]);
+	exit(1);
+	}
+
+    szTestFile=argv[1];
+
+    f=fopen(szTestFile,"r");
+    if(!f)
+	{
+	perror(szTestFile);
+	exit(2);
+	}
+
+    OpenSSL_add_all_ciphers();
+    ENGINE_load_builtin_engines();
+
+    for( ; ; )
+	{
+	char acLine[4096];
+	char *p;
+	char *cipher;
+	unsigned char *iv,*key,*plaintext,*ciphertext;
+	const EVP_CIPHER *c;
+	int kn,in,pn,cn;
+	ENGINE *e;
+
+	if(!fgets((char *)acLine,sizeof acLine,f))
+	    break;
+	if(acLine[0] == '#')
+	    continue;
+	p=acLine;
+	cipher=strsep(&p,":");	
+	key=ustrsep(&p,":");
+	iv=ustrsep(&p,":");
+	plaintext=ustrsep(&p,":");
+	ciphertext=ustrsep(&p,"\n");
+
+	c=EVP_get_cipherbyname(cipher);
+	if(!c)
+	    {
+	    fprintf(stderr,"Can't find cipher %s!\n",cipher);
+	    exit(3);
+	    }
+
+	kn=convert(key);
+	in=convert(iv);
+	pn=convert(plaintext);
+	cn=convert(ciphertext);
+
+	test1(c,key,kn,iv,in,plaintext,pn,ciphertext,cn);
+
+	for(e=ENGINE_get_first() ; e ; e=ENGINE_get_next(e))
+	    {
+	    c=ENGINE_get_cipher_by_name(e,cipher);
+	    if(!c)
+		continue;
+	    printf("Testing engine %s\n",ENGINE_get_name(e));
+
+	    test1(c,key,kn,iv,in,plaintext,pn,ciphertext,cn);
+	    }
+	}
+
+
+    return 0;
+    }