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Document that EVP_EncodeBlock writes a trailing NUL.

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Fix base64_test.c to account for this.

Change-Id: I0b3e8062a2130fb01a7e6f175968484769c406f9
Reviewed-on: https://boringssl-review.googlesource.com/1250
Reviewed-by: Adam Langley <agl@google.com>
This commit is contained in:
David Benjamin 2014-07-17 17:10:36 -04:00 committed by Adam Langley
parent 6defe177fe
commit 13f2710c37
2 changed files with 4 additions and 3 deletions
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2
crypto/base64/base64_test.c
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@ -38,7 +38,7 @@ static const TEST_VECTOR test_vectors[] = {
static const size_t kNumTests = sizeof(test_vectors) / sizeof(test_vectors[0]);
static int test_encode() {
uint8_t out[8];
uint8_t out[9];
size_t i;
ssize_t len;

5
include/openssl/base64.h
View File

@ -94,8 +94,9 @@ void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, uint8_t *out, int *out_len,
* sets |*out_len| to the number of bytes written. */
void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, uint8_t *out, int *out_len);
/* EVP_EncodeBlock encodes |src_len| bytes from |src| and writes the result to
* |dst|. It returns the number of bytes written. */
/* EVP_EncodeBlock encodes |src_len| bytes from |src| and writes the
* result to |dst| with a trailing NUL. It returns the number of bytes
* written, not including this trailing NUL. */
size_t EVP_EncodeBlock(uint8_t *dst, const uint8_t *src, size_t src_len);