/*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
#include <string.h>
#include <openssl/evp.h>
#include <openssl/bio.h>
+#include <openssl/rand.h>
-int main()
+#include "testutil.h"
+
+#define ENCRYPT 1
+#define DECRYPT 0
+
+#define DATA_SIZE 1024
+#define MAX_IV 32
+#define BUF_SIZE (DATA_SIZE + MAX_IV)
+
+static const unsigned char KEY[] = {
+ 0x51, 0x50, 0xd1, 0x77, 0x2f, 0x50, 0x83, 0x4a,
+ 0x50, 0x3e, 0x06, 0x9a, 0x97, 0x3f, 0xbd, 0x7c,
+ 0xe6, 0x1c, 0x43, 0x2b, 0x72, 0x0b, 0x19, 0xd1,
+ 0x8e, 0xc8, 0xd8, 0x4b, 0xdc, 0x63, 0x15, 0x1b
+};
+
+static const unsigned char IV[] = {
+ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
+ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
+ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
+ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08
+};
+
+static int do_bio_cipher(const EVP_CIPHER* cipher, const unsigned char* key,
+ const unsigned char* iv)
{
BIO *b;
- static const unsigned char key[16] = { 0 };
- static unsigned char inp[1024] = { 0 };
- unsigned char out[1024], ref[1024];
+ static unsigned char inp[BUF_SIZE] = { 0 };
+ unsigned char out[BUF_SIZE], ref[BUF_SIZE];
int i, lref, len;
- b = BIO_new(BIO_f_cipher());
- if (!BIO_set_cipher(b, EVP_camellia_128_ctr(), key, NULL, 0))
- return -1;
- BIO_push(b, BIO_new_mem_buf(inp, sizeof(inp)));
- lref = BIO_read(b, inp, sizeof(inp));
- BIO_free_all(b);
+ /* Fill buffer with non-zero data so that over steps can be detected */
+ if (!TEST_int_gt(RAND_bytes(inp, DATA_SIZE), 0))
+ return 0;
- /*
- * Exercise CBC cipher
- */
+ /* Encrypt tests */
/* reference output for single-chunk operation */
b = BIO_new(BIO_f_cipher());
- if (!BIO_set_cipher(b, EVP_aes_128_cbc(), key, NULL, 0))
- return -1;
- BIO_push(b, BIO_new_mem_buf(inp, sizeof(inp)));
+ if (!TEST_true(BIO_set_cipher(b, cipher, key, iv, ENCRYPT)))
+ return 0;
+ BIO_push(b, BIO_new_mem_buf(inp, DATA_SIZE));
lref = BIO_read(b, ref, sizeof(ref));
BIO_free_all(b);
/* perform split operations and compare to reference */
for (i = 1; i < lref; i++) {
b = BIO_new(BIO_f_cipher());
- if (!BIO_set_cipher(b, EVP_aes_128_cbc(), key, NULL, 0))
- return -1;
- BIO_push(b, BIO_new_mem_buf(inp, sizeof(inp)));
+ if (!TEST_true(BIO_set_cipher(b, cipher, key, iv, ENCRYPT))) {
+ TEST_info("Split encrypt failed @ operation %d", i);
+ return 0;
+ }
+ BIO_push(b, BIO_new_mem_buf(inp, DATA_SIZE));
memset(out, 0, sizeof(out));
out[i] = ~ref[i];
len = BIO_read(b, out, i);
/* check for overstep */
- if (out[i] != (unsigned char)~ref[i]) {
- fprintf(stderr, "CBC output overstep@%d\n", i);
- return 1;
+ if (!TEST_uchar_eq(out[i], (unsigned char)~ref[i])) {
+ TEST_info("Encrypt overstep check failed @ operation %d", i);
+ return 0;
}
len += BIO_read(b, out + len, sizeof(out) - len);
BIO_free_all(b);
- if (len != lref || memcmp(out, ref, len)) {
- fprintf(stderr, "CBC output mismatch@%d\n", i);
- return 2;
+ if (!TEST_mem_eq(out, len, ref, lref)) {
+ TEST_info("Encrypt compare failed @ operation %d", i);
+ return 0;
}
}
int delta;
b = BIO_new(BIO_f_cipher());
- if (!BIO_set_cipher(b, EVP_aes_128_cbc(), key, NULL, 0))
- return -1;
- BIO_push(b, BIO_new_mem_buf(inp, sizeof(inp)));
+ if (!TEST_true(BIO_set_cipher(b, cipher, key, iv, ENCRYPT))) {
+ TEST_info("Small chunk encrypt failed @ operation %d", i);
+ return 0;
+ }
+ BIO_push(b, BIO_new_mem_buf(inp, DATA_SIZE));
memset(out, 0, sizeof(out));
for (len = 0; (delta = BIO_read(b, out + len, i)); ) {
len += delta;
}
BIO_free_all(b);
- if (len != lref || memcmp(out, ref, len)) {
- fprintf(stderr, "CBC output mismatch@%d\n", i);
- return 3;
+ if (!TEST_mem_eq(out, len, ref, lref)) {
+ TEST_info("Small chunk encrypt compare failed @ operation %d", i);
+ return 0;
}
}
- /*
- * Exercise CTR cipher
- */
+ /* Decrypt tests */
/* reference output for single-chunk operation */
b = BIO_new(BIO_f_cipher());
- if (!BIO_set_cipher(b, EVP_aes_128_cbc(), key, NULL, 0))
- return -1;
- BIO_push(b, BIO_new_mem_buf(inp, sizeof(inp)));
- lref = BIO_read(b, ref, sizeof(ref));
+ if (!TEST_true(BIO_set_cipher(b, cipher, key, iv, DECRYPT)))
+ return 0;
+ /* Use original reference output as input */
+ BIO_push(b, BIO_new_mem_buf(ref, lref));
+ (void)BIO_flush(b);
+ memset(out, 0, sizeof(out));
+ len = BIO_read(b, out, sizeof(out));
BIO_free_all(b);
+ if (!TEST_mem_eq(inp, DATA_SIZE, out, len))
+ return 0;
+
/* perform split operations and compare to reference */
for (i = 1; i < lref; i++) {
b = BIO_new(BIO_f_cipher());
- if (!BIO_set_cipher(b, EVP_aes_128_cbc(), key, NULL, 0))
- return -1;
- BIO_push(b, BIO_new_mem_buf(inp, sizeof(inp)));
+ if (!TEST_true(BIO_set_cipher(b, cipher, key, iv, DECRYPT))) {
+ TEST_info("Split decrypt failed @ operation %d", i);
+ return 0;
+ }
+ BIO_push(b, BIO_new_mem_buf(ref, lref));
memset(out, 0, sizeof(out));
out[i] = ~ref[i];
len = BIO_read(b, out, i);
/* check for overstep */
- if (out[i] != (unsigned char)~ref[i]) {
- fprintf(stderr, "CTR output overstep@%d\n", i);
- return 4;
+ if (!TEST_uchar_eq(out[i], (unsigned char)~ref[i])) {
+ TEST_info("Decrypt overstep check failed @ operation %d", i);
+ return 0;
}
len += BIO_read(b, out + len, sizeof(out) - len);
BIO_free_all(b);
- if (len != lref || memcmp(out, ref, len)) {
- fprintf(stderr, "CTR output mismatch@%d\n", i);
- return 5;
+ if (!TEST_mem_eq(inp, DATA_SIZE, out, len)) {
+ TEST_info("Decrypt compare failed @ operation %d", i);
+ return 0;
}
}
int delta;
b = BIO_new(BIO_f_cipher());
- if (!BIO_set_cipher(b, EVP_aes_128_cbc(), key, NULL, 0))
- return -1;
- BIO_push(b, BIO_new_mem_buf(inp, sizeof(inp)));
+ if (!TEST_true(BIO_set_cipher(b, cipher, key, iv, DECRYPT))) {
+ TEST_info("Small chunk decrypt failed @ operation %d", i);
+ return 0;
+ }
+ BIO_push(b, BIO_new_mem_buf(ref, lref));
memset(out, 0, sizeof(out));
for (len = 0; (delta = BIO_read(b, out + len, i)); ) {
len += delta;
}
BIO_free_all(b);
- if (len != lref || memcmp(out, ref, len)) {
- fprintf(stderr, "CTR output mismatch@%d\n", i);
- return 6;
+ if (!TEST_mem_eq(inp, DATA_SIZE, out, len)) {
+ TEST_info("Small chunk decrypt compare failed @ operation %d", i);
+ return 0;
}
}
+ return 1;
+}
+
+static int do_test_bio_cipher(const EVP_CIPHER* cipher, int idx)
+{
+ switch(idx)
+ {
+ case 0:
+ return do_bio_cipher(cipher, KEY, NULL);
+ case 1:
+ return do_bio_cipher(cipher, KEY, IV);
+ }
return 0;
}
+
+static int test_bio_enc_aes_128_cbc(int idx)
+{
+ return do_test_bio_cipher(EVP_aes_128_cbc(), idx);
+}
+
+static int test_bio_enc_aes_128_ctr(int idx)
+{
+ return do_test_bio_cipher(EVP_aes_128_ctr(), idx);
+}
+
+static int test_bio_enc_aes_256_cfb(int idx)
+{
+ return do_test_bio_cipher(EVP_aes_256_cfb(), idx);
+}
+
+static int test_bio_enc_aes_256_ofb(int idx)
+{
+ return do_test_bio_cipher(EVP_aes_256_ofb(), idx);
+}
+
+# ifndef OPENSSL_NO_CHACHA
+static int test_bio_enc_chacha20(int idx)
+{
+ return do_test_bio_cipher(EVP_chacha20(), idx);
+}
+
+# ifndef OPENSSL_NO_POLY1305
+static int test_bio_enc_chacha20_poly1305(int idx)
+{
+ return do_test_bio_cipher(EVP_chacha20_poly1305(), idx);
+}
+# endif
+# endif
+
+int setup_tests(void)
+{
+ ADD_ALL_TESTS(test_bio_enc_aes_128_cbc, 2);
+ ADD_ALL_TESTS(test_bio_enc_aes_128_ctr, 2);
+ ADD_ALL_TESTS(test_bio_enc_aes_256_cfb, 2);
+ ADD_ALL_TESTS(test_bio_enc_aes_256_ofb, 2);
+# ifndef OPENSSL_NO_CHACHA
+ ADD_ALL_TESTS(test_bio_enc_chacha20, 2);
+# ifndef OPENSSL_NO_POLY1305
+ ADD_ALL_TESTS(test_bio_enc_chacha20_poly1305, 2);
+# endif
+# endif
+ return 1;
+}
projects / openssl.git / blobdiff