1/* 2 * Copyright 2018 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11#import "RTCCertificate.h" 12 13#import "base/RTCLogging.h" 14 15#include "rtc_base/logging.h" 16#include "rtc_base/rtc_certificate_generator.h" 17#include "rtc_base/ssl_identity.h" 18 19@implementation RTC_OBJC_TYPE (RTCCertificate) 20 21@synthesize private_key = _private_key; 22@synthesize certificate = _certificate; 23 24- (id)copyWithZone:(NSZone *)zone { 25 id copy = [[[self class] alloc] initWithPrivateKey:[self.private_key copyWithZone:zone] 26 certificate:[self.certificate copyWithZone:zone]]; 27 return copy; 28} 29 30- (instancetype)initWithPrivateKey:(NSString *)private_key certificate:(NSString *)certificate { 31 if (self = [super init]) { 32 _private_key = [private_key copy]; 33 _certificate = [certificate copy]; 34 } 35 return self; 36} 37 38+ (nullable RTC_OBJC_TYPE(RTCCertificate) *)generateCertificateWithParams:(NSDictionary *)params { 39 rtc::KeyType keyType = rtc::KT_ECDSA; 40 NSString *keyTypeString = [params valueForKey:@"name"]; 41 if (keyTypeString && [keyTypeString isEqualToString:@"RSASSA-PKCS1-v1_5"]) { 42 keyType = rtc::KT_RSA; 43 } 44 45 NSNumber *expires = [params valueForKey:@"expires"]; 46 rtc::scoped_refptr<rtc::RTCCertificate> cc_certificate = nullptr; 47 if (expires != nil) { 48 uint64_t expirationTimestamp = [expires unsignedLongLongValue]; 49 cc_certificate = rtc::RTCCertificateGenerator::GenerateCertificate(rtc::KeyParams(keyType), 50 expirationTimestamp); 51 } else { 52 cc_certificate = 53 rtc::RTCCertificateGenerator::GenerateCertificate(rtc::KeyParams(keyType), absl::nullopt); 54 } 55 if (!cc_certificate) { 56 RTCLogError(@"Failed to generate certificate."); 57 return nullptr; 58 } 59 // grab PEMs and create an NS RTCCerticicate 60 rtc::RTCCertificatePEM pem = cc_certificate->ToPEM(); 61 std::string pem_private_key = pem.private_key(); 62 std::string pem_certificate = pem.certificate(); 63 RTC_LOG(LS_INFO) << "CERT PEM "; 64 RTC_LOG(LS_INFO) << pem_certificate; 65 66 RTC_OBJC_TYPE(RTCCertificate) *cert = 67 [[RTC_OBJC_TYPE(RTCCertificate) alloc] initWithPrivateKey:@(pem_private_key.c_str()) 68 certificate:@(pem_certificate.c_str())]; 69 return cert; 70} 71 72@end 73