57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
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#include <string.h>
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#include <sys/param.h>
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#include "syslib.h"
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/*===========================================================================*
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* sys_getinfo *
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*===========================================================================*/
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int sys_getinfo(request, ptr, len, ptr2, len2)
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int request; /* system info requested */
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void *ptr; /* pointer where to store it */
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int len; /* max length of value to get */
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void *ptr2; /* second pointer */
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int len2; /* length or process nr */
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{
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message m;
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m.m_lsys_krn_sys_getinfo.request = request;
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m.m_lsys_krn_sys_getinfo.endpt = SELF; /* always store values at caller */
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m.m_lsys_krn_sys_getinfo.val_ptr = (vir_bytes)ptr;
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m.m_lsys_krn_sys_getinfo.val_len = len;
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m.m_lsys_krn_sys_getinfo.val_ptr2 = (vir_bytes)ptr2;
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m.m_lsys_krn_sys_getinfo.val_len2_e = len2;
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return(_kernel_call(SYS_GETINFO, &m));
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}
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/*===========================================================================*
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* sys_whoami *
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*===========================================================================*/
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int sys_whoami(endpoint_t *who_ep, char *who_name, int len,
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int *priv_flags, int *init_flags)
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{
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message m;
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int r;
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int lenmin;
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m.m_lsys_krn_sys_getinfo.request = GET_WHOAMI;
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if(len < 2)
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return EINVAL;
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if((r = _kernel_call(SYS_GETINFO, &m)) != OK)
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return r;
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lenmin = MIN((size_t) len, sizeof(m.m_krn_lsys_sys_getwhoami.name)) - 1;
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strncpy(who_name, m.m_krn_lsys_sys_getwhoami.name, lenmin);
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who_name[lenmin] = '\0';
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*who_ep = m.m_krn_lsys_sys_getwhoami.endpt;
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*priv_flags = m.m_krn_lsys_sys_getwhoami.privflags;
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*init_flags = m.m_krn_lsys_sys_getwhoami.initflags;
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return OK;
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}
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