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| author |   Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi>
| 2015-05-14 11:44:14 +0300 |
|---|---|---|
| committer | Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi>
| 2015-05-14 18:10:39 +0300 |
| commit | 919cf75aa17ff885382a4dd234fc7a168c4e0972 (patch) | |
| tree | bd4f83864ff6d5d590ced46a9d047ab959cf7d96 /src | |
| parent | 91eb47726cb3b8d487f21a17b3c2b8c5e9fb1024 (diff) | |
| download | luaossl-919cf75aa17ff885382a4dd234fc7a168c4e0972.tar.gz luaossl-919cf75aa17ff885382a4dd234fc7a168c4e0972.tar.bz2 luaossl-919cf75aa17ff885382a4dd234fc7a168c4e0972.zip | |
get digest for certificate's public key
The digest may be used in key identifier extensions. See RFC 5280
ยง4.2.1.2.
Diffstat (limited to 'src')
| -rw-r--r-- | src/openssl.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/openssl.c b/src/openssl.c index 99a1ec0..34f893a 100644 --- a/src/openssl.c +++ b/src/openssl.c @@ -3693,6 +3693,21 @@ static int xc_setPublicKey(lua_State *L) { } /* xc_setPublicKey() */ +static int xc_getPublicKeyDigest(lua_State *L) { + ASN1_BIT_STRING *pk = ((X509 *) checksimple(L, 1, X509_CERT_CLASS))->cert_info->key->public_key; + + unsigned char digest[EVP_MAX_MD_SIZE]; + unsigned int len; + + if (!EVP_Digest(pk->data, pk->length, digest, &len, EVP_sha1(), NULL)) + return auxL_error(L, auxL_EOPENSSL, "x509.cert:getPublicKeyDigest"); + + lua_pushlstring(L, (char *) digest, len); + + return 1; +} /* xc_setPublicKeyDigest() */ + + static const EVP_MD *xc_signature(lua_State *L, int index, EVP_PKEY *key) { const char *id; const EVP_MD *md; @@ -3853,6 +3868,7 @@ static const luaL_Reg xc_methods[] = { { "isIssuedBy", &xc_isIssuedBy }, { "getPublicKey", &xc_getPublicKey }, { "setPublicKey", &xc_setPublicKey }, + { "getPublicKeyDigest", &xc_getPublicKeyDigest }, { "sign", &xc_sign }, { "text", &xc_text }, { "tostring", &xc__tostring }, |