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Message type for PM_GETEPINFO

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Change-Id: I275f5c50d433fa400c5eddbc85dd3df8eb5dcb90
This commit is contained in:
Lionel Sambuc 2014-05-12 18:55:29 +02:00
parent a1c31f335c
commit de7aa3340b
4 changed files with 23 additions and 11 deletions
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5
include/minix/callnr.h
View file

@ -61,11 +61,6 @@
#define NR_PM_CALLS 48 /* highest number from base plus one */
/* Field names for the getepinfo(2) call. */
#define PM_GETEPINFO_ENDPT m1_i1 /* endpoint_t */
#define PM_GETEPINFO_UID m1_i1 /* uid_t */
#define PM_GETEPINFO_GID m1_i2 /* gid_t */
/* Field names for the exit(2) call. */
#define PM_EXIT_STATUS m1_i1 /* int */

17
include/minix/ipc.h
View file

@ -380,6 +380,21 @@ typedef struct {
} mess_lc_vfs_umount;
_ASSERT_MSG_SIZE(mess_lc_vfs_umount);
typedef struct {
endpoint_t endpt;
uint8_t padding[52];
} mess_lsys_pm_getepinfo;
_ASSERT_MSG_SIZE(mess_lsys_pm_getepinfo);
typedef struct {
uid_t uid;
gid_t gid;
uint8_t padding[48];
} mess_pm_lsys_getepinfo;
_ASSERT_MSG_SIZE(mess_pm_lsys_getepinfo);
typedef struct {
pid_t pid;
@ -897,12 +912,14 @@ typedef struct {
mess_lc_vfs_umask m_lc_vfs_umask;
mess_lc_vfs_umount m_lc_vfs_umount;
mess_lsys_pm_getepinfo m_lsys_pm_getepinfo;
mess_lsys_pm_getprocnr m_lsys_pm_getprocnr;
mess_lsys_vfs_checkperms m_lsys_vfs_checkperms;
mess_lsys_vfs_copyfd m_lsys_vfs_copyfd;
mess_lsys_vfs_mapdriver m_lsys_vfs_mapdriver;
mess_pm_lsys_getepinfo m_pm_lsys_getepinfo;
mess_pm_lsys_getprocnr m_pm_lsys_getprocnr;
mess_vfs_fs_breadwrite m_vfs_fs_breadwrite;

6
lib/libsys/getepinfo.c
View file

@ -11,15 +11,15 @@ getepinfo(endpoint_t proc_ep, uid_t *uid, gid_t *gid)
int r;
memset(&m, 0, sizeof(m));
m.PM_GETEPINFO_ENDPT = proc_ep;
m.m_lsys_pm_getepinfo.endpt = proc_ep;
if ((r = _taskcall(PM_PROC_NR, PM_GETEPINFO, &m)) < 0)
return r;
if (uid != NULL)
*uid = m.PM_GETEPINFO_UID;
*uid = m.m_pm_lsys_getepinfo.uid;
if (gid != NULL)
*gid = m.PM_GETEPINFO_GID;
*gid = m.m_pm_lsys_getepinfo.gid;
return (pid_t) r;
}

6
servers/pm/misc.c
View file

@ -191,13 +191,13 @@ int do_getepinfo(void)
endpoint_t ep;
int slot;
ep = m_in.PM_GETEPINFO_ENDPT;
ep = m_in.m_lsys_pm_getepinfo.endpt;
if (pm_isokendpt(ep, &slot) != OK)
return(ESRCH);
rmp = &mproc[slot];
mp->mp_reply.PM_GETEPINFO_UID = rmp->mp_effuid;
mp->mp_reply.PM_GETEPINFO_GID = rmp->mp_effgid;
mp->mp_reply.m_pm_lsys_getepinfo.uid = rmp->mp_effuid;
mp->mp_reply.m_pm_lsys_getepinfo.gid = rmp->mp_effgid;
return(rmp->mp_pid);
}