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https://github.com/mollyim/webrtc.git
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682f7945d5
Bug: webrtc:360909068 Change-Id: I8640dcf3cb89b1e07ea6745887d152fdeb7479c9 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/360020 Reviewed-by: Henrik Andreassson <henrika@webrtc.org> Reviewed-by: Peter Hanspers <peterhanspers@webrtc.org> Commit-Queue: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/main@{#42932}
118 lines
3.5 KiB
Text
118 lines
3.5 KiB
Text
/*
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* Copyright 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#import "RTCSessionDescription+Private.h"
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#import "base/RTCLogging.h"
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#import "helpers/NSString+StdString.h"
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#include "api/jsep.h"
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#include "rtc_base/checks.h"
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@implementation RTC_OBJC_TYPE (RTCSessionDescription)
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@synthesize type = _type;
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@synthesize sdp = _sdp;
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+ (NSString *)stringForType:(RTCSdpType)type {
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std::string string = [[self class] stdStringForType:type];
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return [NSString stringForStdString:string];
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}
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+ (RTCSdpType)typeForString:(NSString *)string {
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std::string typeString = string.stdString;
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return [[self class] typeForStdString:typeString];
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}
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- (instancetype)initWithType:(RTCSdpType)type sdp:(NSString *)sdp {
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self = [super init];
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if (self) {
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_type = type;
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_sdp = [sdp copy];
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}
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return self;
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}
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- (NSString *)description {
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return [NSString stringWithFormat:@"RTC_OBJC_TYPE(RTCSessionDescription):\n%@\n%@",
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[[self class] stringForType:_type],
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_sdp];
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}
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#pragma mark - Private
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- (std::unique_ptr<webrtc::SessionDescriptionInterface>)nativeDescription {
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webrtc::SdpParseError error;
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std::unique_ptr<webrtc::SessionDescriptionInterface> description(webrtc::CreateSessionDescription(
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[[self class] nativeTypeForType:_type], _sdp.stdString, &error));
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if (!description) {
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RTCLogError(@"Failed to create session description: %s\nline: %s",
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error.description.c_str(),
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error.line.c_str());
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}
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return description;
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}
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- (instancetype)initWithNativeDescription:
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(const webrtc::SessionDescriptionInterface *)nativeDescription {
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NSParameterAssert(nativeDescription);
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std::string sdp;
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nativeDescription->ToString(&sdp);
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RTCSdpType type = [[self class] typeForStdString:nativeDescription->type()];
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return [self initWithType:type
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sdp:[NSString stringForStdString:sdp]];
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}
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+ (std::string)stdStringForType:(RTCSdpType)type {
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switch (type) {
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case RTCSdpTypeOffer:
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return webrtc::SessionDescriptionInterface::kOffer;
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case RTCSdpTypePrAnswer:
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return webrtc::SessionDescriptionInterface::kPrAnswer;
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case RTCSdpTypeAnswer:
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return webrtc::SessionDescriptionInterface::kAnswer;
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case RTCSdpTypeRollback:
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return webrtc::SessionDescriptionInterface::kRollback;
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}
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}
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+ (RTCSdpType)typeForStdString:(const std::string &)string {
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if (string == webrtc::SessionDescriptionInterface::kOffer) {
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return RTCSdpTypeOffer;
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} else if (string == webrtc::SessionDescriptionInterface::kPrAnswer) {
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return RTCSdpTypePrAnswer;
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} else if (string == webrtc::SessionDescriptionInterface::kAnswer) {
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return RTCSdpTypeAnswer;
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} else if (string == webrtc::SessionDescriptionInterface::kRollback) {
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return RTCSdpTypeRollback;
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} else {
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RTC_DCHECK_NOTREACHED();
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return RTCSdpTypeOffer;
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}
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}
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+ (webrtc::SdpType)nativeTypeForType:(RTCSdpType)type {
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switch (type) {
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case RTCSdpTypeOffer:
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return webrtc::SdpType::kOffer;
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case RTCSdpTypePrAnswer:
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return webrtc::SdpType::kPrAnswer;
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case RTCSdpTypeAnswer:
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return webrtc::SdpType::kAnswer;
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case RTCSdpTypeRollback:
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return webrtc::SdpType::kRollback;
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}
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}
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@end
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