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Rename paramctl to setgrant.

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This commit is contained in:
Ben Gras
2006-06-23 15:35:05 +00:00
parent add4be444f
commit 3b814d36d1
10 changed files with 63 additions and 61 deletions
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2
kernel/system.c
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@@ -148,7 +148,7 @@ PRIVATE void initialize(void)
map(SYS_NICE, do_nice); /* set scheduling priority */
map(SYS_PRIVCTL, do_privctl); /* system privileges control */
map(SYS_TRACE, do_trace); /* request a trace operation */
map(SYS_PARAMCTL, do_paramctl); /* get/set own parameters */
map(SYS_SETGRANT, do_setgrant); /* get/set own parameters */
/* Signal handling. */
map(SYS_KILL, do_kill); /* cause a process to be signaled */

2
kernel/system.h
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@@ -176,7 +176,7 @@ _PROTOTYPE( int do_setalarm, (message *m_ptr) );
_PROTOTYPE( int do_safecopy, (message *m_ptr) );
_PROTOTYPE( int do_vsafecopy, (message *m_ptr) );
_PROTOTYPE( int do_iopenable, (message *m_ptr) );
_PROTOTYPE( int do_paramctl, (message *m_ptr) );
_PROTOTYPE( int do_setgrant, (message *m_ptr) );
#endif /* SYSTEM_H */

6
kernel/system/Makefile
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@@ -35,7 +35,7 @@ OBJECTS = \
$(SYSTEM)(do_vcopy.o) \
$(SYSTEM)(do_umap.o) \
$(SYSTEM)(do_memset.o) \
$(SYSTEM)(do_paramctl.o) \
$(SYSTEM)(do_setgrant.o) \
$(SYSTEM)(do_privctl.o) \
$(SYSTEM)(do_segctl.o) \
$(SYSTEM)(do_safecopy.o) \
@@ -138,8 +138,8 @@ $(SYSTEM)(do_getinfo.o): do_getinfo.c
$(SYSTEM)(do_abort.o): do_abort.c
$(CC) do_abort.c
$(SYSTEM)(do_paramctl.o): do_paramctl.c
$(CC) do_paramctl.c
$(SYSTEM)(do_setgrant.o): do_setgrant.c
$(CC) do_setgrant.c
$(SYSTEM)(do_privctl.o): do_privctl.c
$(CC) do_privctl.c

45
kernel/system/do_paramctl.c
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@@ -1,45 +0,0 @@
/* The kernel call implemented in this file:
* m_type: SYS_PARAMCTL
*
* The parameters for this kernel call are:
* PCTL_REQ request code (SYS_PARAM_*)
* PCTL_INT[12] integer parameters
* PCTL_ADDR1 address parameter
*/
#include "../system.h"
#include <minix/safecopies.h>
/*===========================================================================*
* do_paramctl *
*===========================================================================*/
PUBLIC int do_paramctl(m_ptr)
message *m_ptr;
{
struct proc *rp;
int r;
/* Who wants to set a parameter? */
rp = proc_addr(who_p);
/* Which parameter is it? */
switch(m_ptr->PCTL_REQ) {
case SYS_PARAM_SET_GRANT:
/* Copy grant table set in priv. struct. */
if ((rp->p_rts_flags & NO_PRIV) || !(priv(rp))) {
r = EPERM;
} else {
_K_SET_GRANT_TABLE(rp,
(vir_bytes) m_ptr->PCTL_ADDR1,
m_ptr->PCTL_INT1);
r = OK;
}
break;
default:
r = EINVAL;
break;
}
return r;
}

35
kernel/system/do_setgrant.c Normal file
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@@ -0,0 +1,35 @@
/* The kernel call implemented in this file:
* m_type: SYS_SETGRANT
*
* The parameters for this kernel call are:
* SG_ADDR address of grant table in own address space
* SG_SIZE number of entries
*/
#include "../system.h"
#include <minix/safecopies.h>
/*===========================================================================*
* do_setgrant *
*===========================================================================*/
PUBLIC int do_setgrant(m_ptr)
message *m_ptr;
{
struct proc *rp;
int r;
/* Who wants to set a parameter? */
rp = proc_addr(who_p);
/* Copy grant table set in priv. struct. */
if ((rp->p_rts_flags & NO_PRIV) || !(priv(rp))) {
r = EPERM;
} else {
_K_SET_GRANT_TABLE(rp,
(vir_bytes) m_ptr->SG_ADDR,
m_ptr->SG_SIZE);
r = OK;
}
return r;
}