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        putchar(((char *) buf)[i]);
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        putchar(((char *) buf)[i]);
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    return count;
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    return count;
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}
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}
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/** Send a call over syscall
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/** Send a call over IPC, wait for reply, return to user
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 *
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 *
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 * @return Call identification, returns -1 on fatal error,
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 * @return Call identification, returns -1 on fatal error,
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           -2 on 'Too many async request, handle answers first
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           -2 on 'Too many async request, handle answers first
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 */
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 */
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static __native sys_ipc_call(__native phoneid, __native arg1, __native arg2)
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static __native sys_ipc_call_sync(__native phoneid, __native arg1,
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                   __native arg2, __native *respdata)
- 
 
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{
- 
 
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    call_t *call;
- 
 
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    phone_t *phone;
- 
 
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    /* Special answerbox for synchronous messages */
- 
 
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- 
 
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    if (phoneid >= IPC_MAX_PHONES)
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        return -ENOENT;
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- 
 
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    phone = &TASK->phones[phoneid];
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    if (!phone->callee)
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        return -ENOENT;
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    call = ipc_call_alloc();
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    call->data[0] = arg1;
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    call->data[1] = arg2;
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    ipc_call_sync(phone, call);
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    copy_to_uspace(respdata, &call->data, sizeof(__native) * IPC_CALL_LEN);
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    return 0;
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}
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- 
 
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/** Send an asynchronous call over ipc
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 *
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 * @return Call identification, returns -1 on fatal error,
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           -2 on 'Too many async request, handle answers first
- 
 
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 */
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static __native sys_ipc_call_async(__native phoneid, __native arg1,
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                   __native arg2)
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{
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{
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    call_t *call;
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    call_t *call;
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    phone_t *phone;
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    phone_t *phone;
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    if (phoneid >= IPC_MAX_PHONES)
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    if (phoneid >= IPC_MAX_PHONES)
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syshandler_t syscall_table[SYSCALL_END] = {
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syshandler_t syscall_table[SYSCALL_END] = {
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    sys_ctl,
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    sys_ctl,
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    sys_io,
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    sys_io,
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    sys_ipc_call,
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    sys_ipc_call_sync,
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    sys_ipc_call_async,
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    sys_ipc_answer,
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    sys_ipc_answer,
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    sys_ipc_wait_for_call
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    sys_ipc_wait_for_call
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};
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};