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提交 0d263d2a 编写于 作者: D Dr. Stephen Henson
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Test copying of contexts in evp_test. 

Test EVP_CIPHER_CTX_copy in evp_test. This will catch any
problems with copying in underlying ciphers.
上级 e3ba6a5f
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Showing with 51 addition and 36 deletion
crypto/evp/evp_test.c
浏览文件 @ 0d263d2a
......@@ -133,6 +133,17 @@ static int test1_exit(int ec)
return(0); /* To keep some compilers quiet */
}
/* Test copying of contexts */
static void test_ctx_replace(EVP_CIPHER_CTX **pctx)
{
/* Make copy of context and replace original */
EVP_CIPHER_CTX *ctx_copy;
ctx_copy = EVP_CIPHER_CTX_new();
EVP_CIPHER_CTX_copy(ctx_copy, *pctx);
EVP_CIPHER_CTX_free(*pctx);
*pctx = ctx_copy;
}
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,
......@@ -141,7 +152,7 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
const unsigned char *tag,int tn,
int encdec)
{
EVP_CIPHER_CTX ctx;
EVP_CIPHER_CTX *ctx = NULL;
unsigned char out[4096];
int outl,outl2,mode;
......@@ -163,31 +174,31 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
(unsigned long)EVP_CIPHER_key_length(c));
test1_exit(5);
}
EVP_CIPHER_CTX_init(&ctx);
EVP_CIPHER_CTX_set_flags(&ctx,EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
ctx = EVP_CIPHER_CTX_new();
EVP_CIPHER_CTX_set_flags(ctx,EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
if (encdec != 0)
{
if (mode == EVP_CIPH_GCM_MODE)
{
if(!EVP_EncryptInit_ex(&ctx,c,NULL,NULL,NULL))
if(!EVP_EncryptInit_ex(ctx,c,NULL,NULL,NULL))
{
fprintf(stderr,"EncryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(10);
}
if(!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_SET_IVLEN, in, NULL))
if(!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, in, NULL))
{
fprintf(stderr,"IV length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(11);
}
if(!EVP_EncryptInit_ex(&ctx,NULL,NULL,key,iv))
if(!EVP_EncryptInit_ex(ctx,NULL,NULL,key,iv))
{
fprintf(stderr,"Key/IV set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(12);
}
if (an && !EVP_EncryptUpdate(&ctx,NULL,&outl,aad,an))
if (an && !EVP_EncryptUpdate(ctx,NULL,&outl,aad,an))
{
fprintf(stderr,"AAD set failed\n");
ERR_print_errors_fp(stderr);
......@@ -196,37 +207,37 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
}
else if (mode == EVP_CIPH_CCM_MODE)
{
if(!EVP_EncryptInit_ex(&ctx,c,NULL,NULL,NULL))
if(!EVP_EncryptInit_ex(ctx,c,NULL,NULL,NULL))
{
fprintf(stderr,"EncryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(10);
}
if(!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_CCM_SET_IVLEN, in, NULL))
if(!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_IVLEN, in, NULL))
{
fprintf(stderr,"IV length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(11);
}
if(!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_CCM_SET_TAG, tn, NULL))
if(!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, tn, NULL))
{
fprintf(stderr,"Tag length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(11);
}
if(!EVP_EncryptInit_ex(&ctx,NULL,NULL,key,iv))
if(!EVP_EncryptInit_ex(ctx,NULL,NULL,key,iv))
{
fprintf(stderr,"Key/IV set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(12);
}
if (!EVP_EncryptUpdate(&ctx,NULL,&outl,NULL,pn))
if (!EVP_EncryptUpdate(ctx,NULL,&outl,NULL,pn))
{
fprintf(stderr,"Plaintext length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(12);
}
if (an && !EVP_EncryptUpdate(&ctx,NULL,&outl,aad,an))
if (an && !EVP_EncryptUpdate(ctx,NULL,&outl,aad,an))
{
fprintf(stderr,"AAD set failed\n");
ERR_print_errors_fp(stderr);
......@@ -235,28 +246,30 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
}
else if (mode == EVP_CIPH_WRAP_MODE)
{
if(!EVP_EncryptInit_ex(&ctx,c,NULL,key,in ? iv : NULL))
if(!EVP_EncryptInit_ex(ctx,c,NULL,key,in ? iv : NULL))
{
fprintf(stderr,"EncryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(10);
}
}
else if(!EVP_EncryptInit_ex(&ctx,c,NULL,key,iv))
else if(!EVP_EncryptInit_ex(ctx,c,NULL,key,iv))
{
fprintf(stderr,"EncryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(10);
}
EVP_CIPHER_CTX_set_padding(&ctx,0);
EVP_CIPHER_CTX_set_padding(ctx,0);
if(!EVP_EncryptUpdate(&ctx,out,&outl,plaintext,pn))
test_ctx_replace(&ctx);
if(!EVP_EncryptUpdate(ctx,out,&outl,plaintext,pn))
{
fprintf(stderr,"Encrypt failed\n");
ERR_print_errors_fp(stderr);
test1_exit(6);
}
if(!EVP_EncryptFinal_ex(&ctx,out+outl,&outl2))
if(!EVP_EncryptFinal_ex(ctx,out+outl,&outl2))
{
fprintf(stderr,"EncryptFinal failed\n");
ERR_print_errors_fp(stderr);
......@@ -283,7 +296,7 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
/* Note: EVP_CTRL_CCM_GET_TAG has same value as
* EVP_CTRL_GCM_GET_TAG
*/
if (!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_GET_TAG, tn, rtag))
if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, tn, rtag))
{
fprintf(stderr,"Get tag failed\n");
ERR_print_errors_fp(stderr);
......@@ -303,31 +316,31 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
{
if (mode == EVP_CIPH_GCM_MODE)
{
if(!EVP_DecryptInit_ex(&ctx,c,NULL,NULL,NULL))
if(!EVP_DecryptInit_ex(ctx,c,NULL,NULL,NULL))
{
fprintf(stderr,"EncryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(10);
}
if(!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_SET_IVLEN, in, NULL))
if(!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, in, NULL))
{
fprintf(stderr,"IV length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(11);
}
if(!EVP_DecryptInit_ex(&ctx,NULL,NULL,key,iv))
if(!EVP_DecryptInit_ex(ctx,NULL,NULL,key,iv))
{
fprintf(stderr,"Key/IV set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(12);
}
if (!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_GCM_SET_TAG, tn, (void *)tag))
if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG, tn, (void *)tag))
{
fprintf(stderr,"Set tag failed\n");
ERR_print_errors_fp(stderr);
test1_exit(14);
}
if (an && !EVP_DecryptUpdate(&ctx,NULL,&outl,aad,an))
if (an && !EVP_DecryptUpdate(ctx,NULL,&outl,aad,an))
{
fprintf(stderr,"AAD set failed\n");
ERR_print_errors_fp(stderr);
......@@ -336,37 +349,37 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
}
else if (mode == EVP_CIPH_CCM_MODE)
{
if(!EVP_DecryptInit_ex(&ctx,c,NULL,NULL,NULL))
if(!EVP_DecryptInit_ex(ctx,c,NULL,NULL,NULL))
{
fprintf(stderr,"DecryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(10);
}
if(!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_CCM_SET_IVLEN, in, NULL))
if(!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_IVLEN, in, NULL))
{
fprintf(stderr,"IV length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(11);
}
if(!EVP_CIPHER_CTX_ctrl(&ctx, EVP_CTRL_CCM_SET_TAG, tn, (void *)tag))
if(!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, tn, (void *)tag))
{
fprintf(stderr,"Tag length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(11);
}
if(!EVP_DecryptInit_ex(&ctx,NULL,NULL,key,iv))
if(!EVP_DecryptInit_ex(ctx,NULL,NULL,key,iv))
{
fprintf(stderr,"Key/Nonce set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(12);
}
if (!EVP_DecryptUpdate(&ctx,NULL,&outl,NULL,pn))
if (!EVP_DecryptUpdate(ctx,NULL,&outl,NULL,pn))
{
fprintf(stderr,"Plaintext length set failed\n");
ERR_print_errors_fp(stderr);
test1_exit(12);
}
if (an && !EVP_EncryptUpdate(&ctx,NULL,&outl,aad,an))
if (an && !EVP_EncryptUpdate(ctx,NULL,&outl,aad,an))
{
fprintf(stderr,"AAD set failed\n");
ERR_print_errors_fp(stderr);
......@@ -375,28 +388,30 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
}
else if (mode == EVP_CIPH_WRAP_MODE)
{
if(!EVP_DecryptInit_ex(&ctx,c,NULL,key,in ? iv : NULL))
if(!EVP_DecryptInit_ex(ctx,c,NULL,key,in ? iv : NULL))
{
fprintf(stderr,"EncryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(10);
}
}
else if(!EVP_DecryptInit_ex(&ctx,c,NULL,key,iv))
else if(!EVP_DecryptInit_ex(ctx,c,NULL,key,iv))
{
fprintf(stderr,"DecryptInit failed\n");
ERR_print_errors_fp(stderr);
test1_exit(11);
}
EVP_CIPHER_CTX_set_padding(&ctx,0);
EVP_CIPHER_CTX_set_padding(ctx,0);
test_ctx_replace(&ctx);
if(!EVP_DecryptUpdate(&ctx,out,&outl,ciphertext,cn))
if(!EVP_DecryptUpdate(ctx,out,&outl,ciphertext,cn))
{
fprintf(stderr,"Decrypt failed\n");
ERR_print_errors_fp(stderr);
test1_exit(6);
}
if(mode != EVP_CIPH_CCM_MODE && !EVP_DecryptFinal_ex(&ctx,out+outl,&outl2))
if(mode != EVP_CIPH_CCM_MODE && !EVP_DecryptFinal_ex(ctx,out+outl,&outl2))
{
fprintf(stderr,"DecryptFinal failed\n");
ERR_print_errors_fp(stderr);
......@@ -419,7 +434,7 @@ static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn,
}
}
EVP_CIPHER_CTX_cleanup(&ctx);
EVP_CIPHER_CTX_free(ctx);
printf("\n");
}
......
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