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Message type for VFS_MKNOD

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Change-Id: Ief8c6664d79c320a70543c10b758b784fdfa7cfd
This commit is contained in:
Lionel Sambuc 2014-05-12 15:04:23 +02:00
parent 6d903b914c
commit 96b3577b2c
4 changed files with 20 additions and 14 deletions
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6
include/minix/callnr.h
View file

@ -232,12 +232,6 @@
#define NR_VFS_CALLS 49 /* highest number from base plus one */
/* Field names for the mknod(2) call. */
#define VFS_MKNOD_NAME m1_p1 /* const char * */
#define VFS_MKNOD_LEN m1_i1 /* size_t */
#define VFS_MKNOD_MODE m1_i2 /* mode_t */
#define VFS_MKNOD_DEV m1_ull1 /* dev_t */
/* Field names for the open(2), chdir(2), chmod(2), chroot(2), rmdir(2), and
* unlink(2) calls.
*/

12
include/minix/ipc.h
View file

@ -216,6 +216,17 @@ typedef struct {
} mess_vfs_lc_lseek;
_ASSERT_MSG_SIZE(mess_vfs_lc_lseek);
typedef struct {
dev_t device;
vir_bytes name;
size_t len;
mode_t mode;
uint8_t padding[36];
} mess_lc_vfs_mknod;
_ASSERT_MSG_SIZE(mess_lc_vfs_mknod);
typedef struct {
int flags;
size_t devlen;
@ -794,6 +805,7 @@ typedef struct {
mess_lc_vfs_ioctl m_lc_vfs_ioctl;
mess_lc_vfs_link m_lc_vfs_link;
mess_lc_vfs_lseek m_lc_vfs_lseek;
mess_lc_vfs_mknod m_lc_vfs_mknod;
mess_lc_vfs_mount m_lc_vfs_mount;
mess_lc_vfs_pipe2 m_lc_vfs_pipe2;
mess_lc_vfs_readlink m_lc_vfs_readlink;

8
lib/libc/sys-minix/mknod.c
View file

@ -12,10 +12,10 @@ int mknod(const char *name, mode_t mode, dev_t dev)
message m;
memset(&m, 0, sizeof(m));
m.VFS_MKNOD_LEN = strlen(name) + 1;
m.VFS_MKNOD_MODE = mode;
m.VFS_MKNOD_DEV = dev;
m.VFS_MKNOD_NAME = (char *) __UNCONST(name);
m.m_lc_vfs_mknod.len = strlen(name) + 1;
m.m_lc_vfs_mknod.mode = mode;
m.m_lc_vfs_mknod.device = dev;
m.m_lc_vfs_mknod.name = (vir_bytes)name;
return(_syscall(VFS_PROC_NR, VFS_MKNOD, &m));
}

8
servers/vfs/open.c
View file

@ -513,10 +513,10 @@ int do_mknod(void)
size_t vname1_length;
dev_t dev;
vname1 = (vir_bytes) job_m_in.VFS_MKNOD_NAME;
vname1_length = (size_t) job_m_in.VFS_MKNOD_LEN;
mode_bits = (mode_t) job_m_in.VFS_MKNOD_MODE;
dev = job_m_in.VFS_MKNOD_DEV;
vname1 = job_m_in.m_lc_vfs_mknod.name;
vname1_length = job_m_in.m_lc_vfs_mknod.len;
mode_bits = job_m_in.m_lc_vfs_mknod.mode;
dev = job_m_in.m_lc_vfs_mknod.device;
lookup_init(&resolve, fullpath, PATH_NOFLAGS, &vmp, &vp);
resolve.l_vmnt_lock = VMNT_WRITE;