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Message type for VFS_COPYFD

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Change-Id: I7aff1b9551d3a60b2191de1bac3b695ea06b73ce
This commit is contained in:
Lionel Sambuc 2014-05-12 12:58:56 +02:00
parent 8830643ac3
commit 6fb0c605fd
4 changed files with 16 additions and 11 deletions
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5
include/minix/callnr.h
View file

@ -232,11 +232,6 @@
#define NR_VFS_CALLS 49 /* highest number from base plus one */
/* Field names for the copyfd(2) call. */
#define VFS_COPYFD_ENDPT m1_i1 /* endpoint_t */
#define VFS_COPYFD_FD m1_i2 /* int */
#define VFS_COPYFD_WHAT m1_i3 /* int */
/* Field names for the mapdriver(2) call. */
#define VFS_MAPDRIVER_MAJOR m1_i1 /* devmajor_t */
#define VFS_MAPDRIVER_LABELLEN m1_i2 /* size_t */

10
include/minix/ipc.h
View file

@ -220,6 +220,15 @@ typedef struct {
} mess_lsys_vfs_checkperms;
_ASSERT_MSG_SIZE(mess_lsys_vfs_checkperms);
typedef struct {
endpoint_t endpt;
int fd;
int what;
uint8_t padding[44];
} mess_lsys_vfs_copyfd;
_ASSERT_MSG_SIZE(mess_lsys_vfs_copyfd);
typedef struct {
dev_t device;
off_t seek_pos;
@ -679,6 +688,7 @@ typedef struct {
mess_lc_vfs_umount m_lc_vfs_umount;
mess_lsys_vfs_checkperms m_lsys_vfs_checkperms;
mess_lsys_vfs_copyfd m_lsys_vfs_copyfd;
mess_vfs_fs_breadwrite m_vfs_fs_breadwrite;
mess_vfs_fs_chmod m_vfs_fs_chmod;

6
lib/libsys/copyfd.c
View file

@ -8,9 +8,9 @@ copyfd(endpoint_t endpt, int fd, int what)
message m;
memset(&m, 0, sizeof(m));
m.VFS_COPYFD_ENDPT = endpt;
m.VFS_COPYFD_FD = fd;
m.VFS_COPYFD_WHAT = what;
m.m_lsys_vfs_copyfd.endpt = endpt;
m.m_lsys_vfs_copyfd.fd = fd;
m.m_lsys_vfs_copyfd.what = what;
return _taskcall(VFS_PROC_NR, VFS_COPYFD, &m);
}

6
servers/vfs/filedes.c
View file

@ -428,9 +428,9 @@ int do_copyfd(void)
/* This should be replaced with an ACL check. */
if (!super_user) return(EPERM);
endpt = (endpoint_t) job_m_in.VFS_COPYFD_ENDPT;
fd = job_m_in.VFS_COPYFD_FD;
what = job_m_in.VFS_COPYFD_WHAT;
endpt = job_m_in.m_lsys_vfs_copyfd.endpt;
fd = job_m_in.m_lsys_vfs_copyfd.fd;
what = job_m_in.m_lsys_vfs_copyfd.what;
if (isokendpt(endpt, &slot) != OK) return(EINVAL);
rfp = &fproc[slot];