| /* |
| * |
| * Copyright 2014, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS 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 COPYRIGHT |
| * OWNER OR 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 "src/core/security/base64.h" |
| |
| #include <string.h> |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/slice.h> |
| #include "test/core/util/test_config.h" |
| |
| static int buffers_are_equal(const unsigned char *buf1, |
| const unsigned char *buf2, size_t size) { |
| size_t i; |
| for (i = 0; i < size; i++) { |
| if (buf1[i] != buf2[i]) { |
| gpr_log(GPR_ERROR, "buf1 and buf2 differ: buf1[%d] = %x vs buf2[%d] = %x", |
| (int)i, buf1[i], (int)i, buf2[i]); |
| return 0; |
| } |
| } |
| return 1; |
| } |
| static void test_simple_encode_decode_b64(int url_safe, int multiline) { |
| const char *hello = "hello"; |
| char *hello_b64 = |
| grpc_base64_encode(hello, strlen(hello), url_safe, multiline); |
| gpr_slice hello_slice = grpc_base64_decode(hello_b64, url_safe); |
| GPR_ASSERT(GPR_SLICE_LENGTH(hello_slice) == strlen(hello)); |
| GPR_ASSERT(!strncmp((const char *)GPR_SLICE_START_PTR(hello_slice), hello, |
| GPR_SLICE_LENGTH(hello_slice))); |
| |
| gpr_slice_unref(hello_slice); |
| gpr_free(hello_b64); |
| } |
| |
| static void test_full_range_encode_decode_b64(int url_safe, int multiline) { |
| unsigned char orig[256]; |
| size_t i; |
| char *b64; |
| gpr_slice orig_decoded; |
| for (i = 0; i < sizeof(orig); i++) orig[i] = (char)i; |
| |
| /* Try all the different paddings. */ |
| for (i = 0; i < 3; i++) { |
| b64 = grpc_base64_encode(orig, sizeof(orig) - i, url_safe, multiline); |
| orig_decoded = grpc_base64_decode(b64, url_safe); |
| GPR_ASSERT(GPR_SLICE_LENGTH(orig_decoded) == (sizeof(orig) - i)); |
| GPR_ASSERT(buffers_are_equal(orig, GPR_SLICE_START_PTR(orig_decoded), |
| sizeof(orig) - i)); |
| gpr_slice_unref(orig_decoded); |
| gpr_free(b64); |
| } |
| } |
| |
| static void test_simple_encode_decode_b64_no_multiline(void) { |
| test_simple_encode_decode_b64(0, 0); |
| } |
| |
| static void test_simple_encode_decode_b64_multiline(void) { |
| test_simple_encode_decode_b64(0, 1); |
| } |
| |
| static void test_simple_encode_decode_b64_urlsafe_no_multiline(void) { |
| test_simple_encode_decode_b64(1, 0); |
| } |
| |
| static void test_simple_encode_decode_b64_urlsafe_multiline(void) { |
| test_simple_encode_decode_b64(1, 1); |
| } |
| |
| static void test_full_range_encode_decode_b64_no_multiline(void) { |
| test_full_range_encode_decode_b64(0, 0); |
| } |
| |
| static void test_full_range_encode_decode_b64_multiline(void) { |
| test_full_range_encode_decode_b64(0, 1); |
| } |
| |
| static void test_full_range_encode_decode_b64_urlsafe_no_multiline(void) { |
| test_full_range_encode_decode_b64(1, 0); |
| } |
| |
| static void test_full_range_encode_decode_b64_urlsafe_multiline(void) { |
| test_full_range_encode_decode_b64(1, 1); |
| } |
| |
| static void test_url_safe_unsafe_mismtach_failure(void) { |
| unsigned char orig[256]; |
| size_t i; |
| char *b64; |
| gpr_slice orig_decoded; |
| int url_safe = 1; |
| for (i = 0; i < sizeof(orig); i++) orig[i] = (char)i; |
| |
| b64 = grpc_base64_encode(orig, sizeof(orig), url_safe, 0); |
| orig_decoded = grpc_base64_decode(b64, !url_safe); |
| GPR_ASSERT(GPR_SLICE_IS_EMPTY(orig_decoded)); |
| gpr_free(b64); |
| gpr_slice_unref(orig_decoded); |
| |
| b64 = grpc_base64_encode(orig, sizeof(orig), !url_safe, 0); |
| orig_decoded = grpc_base64_decode(b64, url_safe); |
| GPR_ASSERT(GPR_SLICE_IS_EMPTY(orig_decoded)); |
| gpr_free(b64); |
| gpr_slice_unref(orig_decoded); |
| } |
| |
| static void test_rfc4648_test_vectors(void) { |
| char *b64; |
| |
| b64 = grpc_base64_encode("", 0, 0, 0); |
| GPR_ASSERT(!strcmp("", b64)); |
| gpr_free(b64); |
| |
| b64 = grpc_base64_encode("f", 1, 0, 0); |
| GPR_ASSERT(!strcmp("Zg==", b64)); |
| gpr_free(b64); |
| |
| b64 = grpc_base64_encode("fo", 2, 0, 0); |
| GPR_ASSERT(!strcmp("Zm8=", b64)); |
| gpr_free(b64); |
| |
| b64 = grpc_base64_encode("foo", 3, 0, 0); |
| GPR_ASSERT(!strcmp("Zm9v", b64)); |
| gpr_free(b64); |
| |
| b64 = grpc_base64_encode("foob", 4, 0, 0); |
| GPR_ASSERT(!strcmp("Zm9vYg==", b64)); |
| gpr_free(b64); |
| |
| b64 = grpc_base64_encode("fooba", 5, 0, 0); |
| GPR_ASSERT(!strcmp("Zm9vYmE=", b64)); |
| gpr_free(b64); |
| |
| b64 = grpc_base64_encode("foobar", 6, 0, 0); |
| GPR_ASSERT(!strcmp("Zm9vYmFy", b64)); |
| gpr_free(b64); |
| } |
| |
| int main(int argc, char **argv) { |
| grpc_test_init(argc, argv); |
| test_simple_encode_decode_b64_no_multiline(); |
| test_simple_encode_decode_b64_multiline(); |
| test_simple_encode_decode_b64_urlsafe_no_multiline(); |
| test_simple_encode_decode_b64_urlsafe_multiline(); |
| test_full_range_encode_decode_b64_no_multiline(); |
| test_full_range_encode_decode_b64_multiline(); |
| test_full_range_encode_decode_b64_urlsafe_no_multiline(); |
| test_full_range_encode_decode_b64_urlsafe_multiline(); |
| test_url_safe_unsafe_mismtach_failure(); |
| test_rfc4648_test_vectors(); |
| return 0; |
| } |