084bac472
Denys Vlasenko
2018-11-05
Subject
tls: code shrink
Binary
No binary (build failed)
Architecture & Compiler Flags
—
Build Log
(log yok)
Commit Diff GitHub →
networking/tls.c+4 -8
| @@ -1115,8 +1115,6 @@ static void find_key_in_der_cert(tls_state_t *tls, uint8_t *der, int len) | |
| * We need Certificate.tbsCertificate.subjectPublicKeyInfo.publicKey | |
| */ | |
| uint8_t *end = der + len; | |
| - | uint8_t tag_class, pc, tag_number; |
| - | int version_present; |
| /* enter "Certificate" item: [der, end) will be only Cert */ | |
| der = enter_der_item(der, &end); | |
| @@ -1133,13 +1131,11 @@ static void find_key_in_der_cert(tls_state_t *tls, uint8_t *der, int len) | |
| * (constructed), and a tag number of 0 (see ITU-T X.690 sections 8.1.2 | |
| * and 8.14). | |
| */ | |
| - | tag_class = der[0] >> 6; /* bits 8-7 */ |
| - | pc = (der[0] & 32) >> 5; /* bit 6 */ |
| - | tag_number = der[0] & 31; /* bits 5-1 */ |
| - | version_present = tag_class == 2 && pc == 1 && tag_number == 0; |
| - | if (version_present) { |
| + | /* bits 7-6: 10 */ |
| + | /* bit 5: 1 */ |
| + | /* bits 4-0: 00000 */ |
| + | if (der[0] == 0xa0) |
| der = skip_der_item(der, end); /* version */ | |
| - | } |
| /* skip up to subjectPublicKeyInfo */ | |
| der = skip_der_item(der, end); /* serialNumber */ | |