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Message type for VFS_UMASK

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Change-Id: Iaf8f83593adbbf50b82feecbe8fad004da2add72
This commit is contained in:
Lionel Sambuc 2014-05-12 13:37:39 +02:00
parent 3bae8fe45a
commit 74b01e0c2c
4 changed files with 10 additions and 5 deletions
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3
include/minix/callnr.h
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@ -232,9 +232,6 @@
#define NR_VFS_CALLS 49 /* highest number from base plus one */
/* Field names for the umask(2) call. */
#define VFS_UMASK_MASK m1_i1 /* mode_t */
/* Field names for the link(2), symlink(2), and rename(2) call. */
#define VFS_LINK_NAME1 m1_p1 /* const char * */
#define VFS_LINK_LEN1 m1_i1 /* size_t */

8
include/minix/ipc.h
View file

@ -245,6 +245,13 @@ typedef struct {
} mess_lc_vfs_truncate;
_ASSERT_MSG_SIZE(mess_lc_vfs_truncate);
typedef struct {
mode_t mask;
uint8_t padding[52];
} mess_lc_vfs_umask;
_ASSERT_MSG_SIZE(mess_lc_vfs_umask);
typedef struct {
vir_bytes name;
size_t namelen;
@ -742,6 +749,7 @@ typedef struct {
mess_lc_vfs_select m_lc_vfs_select;
mess_lc_vfs_statvfs1 m_lc_vfs_statvfs1;
mess_lc_vfs_truncate m_lc_vfs_truncate;
mess_lc_vfs_umask m_lc_vfs_umask;
mess_lc_vfs_umount m_lc_vfs_umount;
mess_lsys_vfs_checkperms m_lsys_vfs_checkperms;

2
lib/libc/sys-minix/umask.c
View file

@ -10,6 +10,6 @@ mode_t umask(mode_t complmode)
message m;
memset(&m, 0, sizeof(m));
m.VFS_UMASK_MASK = complmode;
m.m_lc_vfs_umask.mask = complmode;
return( (mode_t) _syscall(VFS_PROC_NR, VFS_UMASK, &m));
}

2
servers/vfs/protect.c
View file

@ -184,7 +184,7 @@ int do_umask(void)
/* Perform the umask(2) system call. */
mode_t complement, new_umask;
new_umask = job_m_in.VFS_UMASK_MASK;
new_umask = job_m_in.m_lc_vfs_umask.mask;
complement = ~fp->fp_umask; /* set 'r' to complement of old mask */
fp->fp_umask = ~(new_umask & RWX_MODES);