25 lines
505 B
C
25 lines
505 B
C
#include "syslib.h"
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#include <string.h>
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#include <machine/archtypes.h>
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#include <minix/timers.h>
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#include <minix/sysutil.h>
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#include <minix/vm.h>
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#define MAX_PAYLOAD 32
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int sys_mq_receive(int mqdes, char *msg_ptr, unsigned int msg_prio)
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{
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int ret;
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message m;
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m.m_lsys_krn_sys_mqueue_receive.mqdes = mqdes;
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m.m_lsys_krn_sys_mqueue_receive.msg_prio = msg_prio;
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ret = _kernel_call(SYS_MQ_REC, &m);
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if (ret == 0)
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memcpy(msg_ptr, m.m_lsys_krn_sys_mqueue_receive.msg, MAX_PAYLOAD);
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return ret;
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}
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