int SCT_set_source(SCT *sct, sct_source_t source) { sct->source = source; switch (source) { case SCT_SOURCE_TLS_EXTENSION: case SCT_SOURCE_OCSP_STAPLED_RESPONSE: return SCT_set_log_entry_type(sct, CT_LOG_ENTRY_TYPE_X509); case SCT_SOURCE_X509V3_EXTENSION: return SCT_set_log_entry_type(sct, CT_LOG_ENTRY_TYPE_PRECERT); default: /* if we aren't sure, leave the log entry type alone */ return 1; } }
SCT *SCT_new_from_base64(unsigned char version, const char *logid_base64, ct_log_entry_type_t entry_type, uint64_t timestamp, const char *extensions_base64, const char *signature_base64) { SCT *sct = SCT_new(); unsigned char *dec = NULL; int declen; if (sct == NULL) { CTerr(CT_F_SCT_NEW_FROM_BASE64, ERR_R_MALLOC_FAILURE); return NULL; } /* * RFC6962 section 4.1 says we "MUST NOT expect this to be 0", but we * can only construct SCT versions that have been defined. */ if (!SCT_set_version(sct, version)) { CTerr(CT_F_SCT_NEW_FROM_BASE64, CT_R_SCT_UNSUPPORTED_VERSION); goto err; } declen = ct_base64_decode(logid_base64, &dec); if (declen < 0) { CTerr(CT_F_SCT_NEW_FROM_BASE64, X509_R_BASE64_DECODE_ERROR); goto err; } if (!SCT_set0_log_id(sct, dec, declen)) goto err; dec = NULL; declen = ct_base64_decode(extensions_base64, &dec); if (declen < 0) { CTerr(CT_F_SCT_NEW_FROM_BASE64, X509_R_BASE64_DECODE_ERROR); goto err; } SCT_set0_extensions(sct, dec, declen); dec = NULL; declen = ct_base64_decode(signature_base64, &dec); if (declen < 0) { CTerr(CT_F_SCT_NEW_FROM_BASE64, X509_R_BASE64_DECODE_ERROR); goto err; } if (o2i_SCT_signature(sct, (const unsigned char **)&dec, declen) <= 0) goto err; OPENSSL_free(dec); dec = NULL; SCT_set_timestamp(sct, timestamp); if (!SCT_set_log_entry_type(sct, entry_type)) goto err; return sct; err: OPENSSL_free(dec); SCT_free(sct); return NULL; }