Help Center/ Meeting/ Client SDK Reference/ iOS SDK/ APIs/ Meeting Control/ Starting an Instant Meeting
Updated on 2025-07-28 GMT+08:00
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Starting an Instant Meeting

startP2PConf

API Description

This API is used to start an instant meeting.

Precautions

1. The actual service processing result is returned in the callback.

Method Definition

- (void)startP2PConf:(HWMStartP2PConfParam *)param callback:(_Nonnull HWMSDKCreateConfCompleteHandler)callback;

Parameter Description

Parameter

Mandatory

Type

Description

param

Yes

HWMStartP2PConfParam *

Instant meeting details.
Table 1 HWMStartP2PConfParam description

Parameter

Mandatory

Type

Description

calleeInfo

Yes

HWMCalleeInfo *

Called participant information.

callerInfo

Yes

HWMCallerInfo *

Caller information.

mediaType

Yes

HWMMediaType

Definition

Media type.

Constraints

N/A

Default Value

HWMMediaTypeAudio: voice.

isGuestJoinConfWithoutPwd

Yes

BOOL

Definition

Whether guests can join the meeting without a password.

Constraints

N/A

Default Value

NO: A password is required.

confAllowJoinUser

Yes

HWMJoinConfRestrictionType

Definition

Types of users allowed to join the meeting.

Constraints

N/A

Default Value

HWMJoinConfRestrictionAll: everyone.

isSpeakerOff

No

BOOL

Definition

Whether to mute speakers.

Constraints

N/A

Default Value

NO: enabled.
Table 2 HWMCallerInfo description

Parameter

Mandatory

Type

Description

nickName

No

NSString *

Definition

Name of the caller.

Constraints

N/A

Range

0 to 256 characters.

Default Value

N/A
Table 3 HWMCalleeInfo description

Parameter

Mandatory

Type

Description

nickName

No

NSString *

Definition

Name of the called participant.

Constraints

N/A

Range

0 to 256 characters.

Default Value

N/A

number

Yes

NSString *

Definition

Called number.

Constraints

If this parameter is set to the SIP number (for example, +99111244216210249) allocated to the account, the Huawei Cloud Meeting app is called. If this parameter is set to a PSTN number (for example, 18700000000), the number is called through the VoIP gateway if the enterprise has enabled PSTN call. This parameter is used for account and password authentication. Either this parameter or thirdUserId must be set.

Range

0 to 128 characters.

Default Value

N/A

thirdUserId

Yes

NSString *

Definition

Third-party user ID.

Constraints

For app ID authentication. Either this parameter or number must be set.

Range

0 to 129 characters.

Default Value

N/A

type

Yes

HWMConfAttendeeType

Definition

User type.

Constraints

N/A

Default Value

HWMConfAttendeeTypeNormal: client.

orgId

No

NSString *

Definition

Enterprise ID.

Constraints

N/A

Range

0 to 32 characters.

Default Value

N/A
Table 4 Enumerated values of HWMConfAttendeeType

Enumerated Value

Description

HWMConfAttendeeTypeNormal

Client.

HWMConfAttendeeTypeMobile

Mobile number.

Return Values

None

Sample Code

- (void)startP2PConf {
    // Set the information about the called participant.
    HWMCalleeInfo *calleeInfo = [[HWMCalleeInfo alloc] init];
    calleeInfo.nickName = @"Called participant name";
    calleeInfo.number = @"123456";
    calleeInfo.thirdUserId = @"123456";
    
    // Set the caller information.
    HWMCallerInfo *callerInfo = [[HWMCallerInfo alloc] init];
    callerInfo.nickName = @"Caller name";
    
    HWMStartP2PConfParam *param = [[HWMStartP2PConfParam alloc] init];
    // Set the media type.
    param.mediaType = HWMMediaTypeVideo;
    param.calleeInfo = calleeInfo;
    param.callerInfo = callerInfo;
    // Call the SDK API.
    [[HWMSdk getOpenApi] startP2PConf:param callback:^(NSError * _Nullable error, HWMCreateConfResult * _Nullable result) {
        if (error) {
            [UIUtil showMessageWithError:error];
        } else {
            [UIUtil showMessage:[NSString stringWithFormat:@"Meeting ID:%@, isP2PConf:%@", result.confId, result.isP2PConf?@"YES":@"NO"]];
        }
    }];
}
Parent topic: Meeting Control