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crypto_format: Stop adding padding in ed25519_signature_from_base64()

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base64_decode() does not require padding.

Part of 29660.
This commit is contained in:
teor 2019-04-05 15:10:00 +10:00
parent ce5e38642d
commit 5e2cba8eb4
1 changed files with 2 additions and 5 deletions
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7
src/lib/crypt_ops/crypto_format.c
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@ -246,14 +246,11 @@ int
ed25519_signature_from_base64(ed25519_signature_t *sig,
const char *input)
{
if (strlen(input) != ED25519_SIG_BASE64_LEN)
return -1;
char buf[ED25519_SIG_BASE64_LEN+3];
char buf[ED25519_SIG_BASE64_LEN+1];
memcpy(buf, input, ED25519_SIG_BASE64_LEN);
buf[ED25519_SIG_BASE64_LEN+0] = '=';
buf[ED25519_SIG_BASE64_LEN+1] = '=';
buf[ED25519_SIG_BASE64_LEN+2] = 0;
buf[ED25519_SIG_BASE64_LEN] = 0;
char decoded[128];
int n = base64_decode(decoded, sizeof(decoded), buf, strlen(buf));
if (n < 0 || n != ED25519_SIG_LEN)