Method createSendingMessage

src/call.cpp:2559–2563

char* call::createSendingMessage(SendingMessage *src, int P_index, int *msgLen)
{
    static char msg_buffer[SIPP_MAX_MSG_SIZE+2];
    return createSendingMessage(src, P_index, msg_buffer, sizeof(msg_buffer), msgLen);
}

char* call::createSendingMessage(SendingMessage *src, int P_index, char *msg_buffer, int buf_len, int *msgLen)
{