Method writev

source/kernel/kunixsocket.cpp:180–208

}

U32 KUnixSocketObject::writev(KThread* thread, U32 iov, S32 iovcnt) {
    U32 len=0;
    std::shared_ptr<KUnixSocketObject> con = this->connection.lock();
    KMemory* memory = thread->memory;

    BOXEDWINE_CONDITION& cond = (con?con->lockCond:this->lockCond);
    BOXEDWINE_CRITICAL_SECTION_WITH_CONDITION(cond);

    for (S32 i=0;i<iovcnt;i++) {
        U32 buf = memory->readd(iov + i * 8);
        U32 toWrite = memory->readd(iov + i * 8 + 4);
        S32 result;
        
        if (toWrite) {
            result = this->internal_write(thread, con, cond, buf, toWrite);
            if (result < 0) {
                if (i > 0) {
                    return len;
                }
                return result;
            }
            len += result;
        }
    }    
    if (con) {
        BOXEDWINE_CONDITION_SIGNAL_ALL(cond);
    }
    return len;
}

U32 KUnixSocketObject::write(KThread* thread, U32 buffer, U32 len) {
    this->pid = thread->process->id; // kind of a hack to do this here