diff --git a/library/x509_crt.c b/library/x509_crt.c index 436812d6d..e88bd4611 100644 --- a/library/x509_crt.c +++ b/library/x509_crt.c @@ -1186,6 +1186,55 @@ static int x509_info_cert_type( char **buf, size_t *size, return( 0 ); } +static int x509_info_key_usage( char **buf, size_t *size, + unsigned char key_usage ) +{ + int ret; + size_t n = *size; + char *p = *buf; + + if( key_usage & KU_DIGITAL_SIGNATURE ) + { + ret = snprintf( p, n, " digitalSignature" ); + SAFE_SNPRINTF(); + } + if( key_usage & KU_NON_REPUDIATION ) + { + ret = snprintf( p, n, " nonRepudiation" ); + SAFE_SNPRINTF(); + } + if( key_usage & KU_KEY_ENCIPHERMENT ) + { + ret = snprintf( p, n, " keyEncipherment" ); + SAFE_SNPRINTF(); + } + if( key_usage & KU_DATA_ENCIPHERMENT ) + { + ret = snprintf( p, n, " dataEncipherment" ); + SAFE_SNPRINTF(); + } + if( key_usage & KU_KEY_AGREEMENT ) + { + ret = snprintf( p, n, " keyAgreement" ); + SAFE_SNPRINTF(); + } + if( key_usage & KU_KEY_CERT_SIGN ) + { + ret = snprintf( p, n, " keyCertSign" ); + SAFE_SNPRINTF(); + } + if( key_usage & KU_CRL_SIGN ) + { + ret = snprintf( p, n, " cRLSign" ); + SAFE_SNPRINTF(); + } + + *size = n; + *buf = p; + + return( 0 ); +} + /* * Return an informational string about the certificate. */ @@ -1296,9 +1345,11 @@ int x509_crt_info( char *buf, size_t size, const char *prefix, if( crt->ext_types & EXT_KEY_USAGE ) { - ret = snprintf( p, n, "\n%skey usage : ", prefix ); + ret = snprintf( p, n, "\n%skey usage :", prefix ); SAFE_SNPRINTF(); - /* TODO */ + + if( ( ret = x509_info_key_usage( &p, &n, crt->key_usage ) ) != 0 ) + return( ret ); } if( crt->ext_types & EXT_EXTENDED_KEY_USAGE ) diff --git a/tests/suites/test_suite_x509parse.data b/tests/suites/test_suite_x509parse.data index 387c4a26b..4ec46ac55 100644 --- a/tests/suites/test_suite_x509parse.data +++ b/tests/suites/test_suite_x509parse.data @@ -66,10 +66,18 @@ X509 Certificate information, NS Cert Type depends_on:POLARSSL_PEM_PARSE_C:POLARSSL_RSA_C x509_cert_info:"data_files/server1.cert_type.crt":"cert. version \: 3\nserial number \: 01\nissuer name \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nsubject name \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nissued on \: 2011-02-12 14\:44\:06\nexpires on \: 2021-02-12 14\:44\:06\nsigned using \: RSA with SHA1\nRSA key size \: 2048 bits\nbasic constraints \: CA=false\ncert. type \: SSL Server\n" -X509 Certificate information, NS Cert Type +X509 Certificate information, Key Usage +depends_on:POLARSSL_PEM_PARSE_C:POLARSSL_RSA_C +x509_cert_info:"data_files/server1.key_usage.crt":"cert. version \: 3\nserial number \: 01\nissuer name \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nsubject name \: C=NL, O=PolarSSL, CN=PolarSSL Server 1\nissued on \: 2011-02-12 14\:44\:06\nexpires on \: 2021-02-12 14\:44\:06\nsigned using \: RSA with SHA1\nRSA key size \: 2048 bits\nbasic constraints \: CA=false\nkey usage \: digitalSignature nonRepudiation keyEncipherment\n" + +X509 Certificate information, Subject Alt Name depends_on:POLARSSL_PEM_PARSE_C:POLARSSL_RSA_C x509_cert_info:"data_files/cert_example_multi.crt":"cert. version \: 3\nserial number \: 11\nissuer name \: C=NL, O=PolarSSL, CN=PolarSSL Test CA\nsubject name \: C=NL, O=PolarSSL, CN=www.example.com\nissued on \: 2012-05-10 13\:23\:41\nexpires on \: 2022-05-11 13\:23\:41\nsigned using \: RSA with SHA1\nRSA key size \: 2048 bits\nbasic constraints \: CA=false\nsubject alt name \: example.com example.net *.example.org\n" +X509 Certificate information, Subject Alt Name + Key Usage +depends_on:POLARSSL_PEM_PARSE_C:POLARSSL_RSA_C +x509_cert_info:"data_files/cert_example_multi_nocn.crt":"cert. version \: 3\nserial number \: F7\:C6\:7F\:F8\:E9\:A9\:63\:F9\nissuer name \: C=NL\nsubject name \: C=NL\nissued on \: 2014-01-22 10\:04\:33\nexpires on \: 2024-01-22 10\:04\:33\nsigned using \: RSA with SHA1\nRSA key size \: 1024 bits\nbasic constraints \: CA=false\nsubject alt name \: www.shotokan-braunschweig.de www.massimo-abate.eu\nkey usage \: digitalSignature nonRepudiation keyEncipherment\n" + X509 Certificate information RSA signed by EC depends_on:POLARSSL_PEM_PARSE_C:POLARSSL_RSA_C x509_cert_info:"data_files/server4.crt":"cert. version \: 3\nserial number \: 08\nissuer name \: C=NL, O=PolarSSL, CN=Polarssl Test EC CA\nsubject name \: C=NL, O=PolarSSL, CN=localhost\nissued on \: 2013-09-24 15\:52\:04\nexpires on \: 2023-09-22 15\:52\:04\nsigned using \: ECDSA with SHA256\nRSA key size \: 2048 bits\nbasic constraints \: CA=false\n"