Add mknod(2) support.

Submitted by:	Jan Senolt <senoltj@centrum.cz>
Submitted by:	Milan Cermak <Milan.Cermak@Sun.COM>
This commit is contained in:
Pawel Jakub Dawidek 2010-08-06 20:48:10 +00:00
parent c9ea9723b0
commit ce29a12f91
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=210965

View File

@ -27,9 +27,13 @@
*/
#include <sys/param.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/un.h>
#ifndef makedev
#include <sys/mkdev.h>
#endif
#include <assert.h>
#include <ctype.h>
@ -66,6 +70,7 @@ enum action {
ACTION_SYMLINK,
ACTION_RENAME,
ACTION_MKFIFO,
ACTION_MKNOD,
ACTION_BIND,
ACTION_CONNECT,
ACTION_CHMOD,
@ -115,6 +120,7 @@ static struct syscall_desc syscalls[] = {
{ "symlink", ACTION_SYMLINK, { TYPE_STRING, TYPE_STRING, TYPE_NONE } },
{ "rename", ACTION_RENAME, { TYPE_STRING, TYPE_STRING, TYPE_NONE } },
{ "mkfifo", ACTION_MKFIFO, { TYPE_STRING, TYPE_NUMBER, TYPE_NONE } },
{ "mknod", ACTION_MKNOD, { TYPE_STRING, TYPE_STRING, TYPE_NUMBER, TYPE_NUMBER, TYPE_NUMBER, TYPE_NONE} },
{ "bind", ACTION_BIND, { TYPE_STRING, TYPE_NONE } },
{ "connect", ACTION_CONNECT, { TYPE_STRING, TYPE_NONE } },
{ "chmod", ACTION_CHMOD, { TYPE_STRING, TYPE_NUMBER, TYPE_NONE } },
@ -359,6 +365,10 @@ show_stat(struct stat64 *sp, const char *what)
else if (strcmp(what, "flags") == 0)
printf("%s", flags2str(chflags_flags, (long long)sp->st_flags));
#endif
else if (strcmp(what, "major") == 0)
printf("%u", (unsigned int)major(sp->st_rdev));
else if (strcmp(what, "minor") == 0)
printf("%u", (unsigned int)minor(sp->st_rdev));
else if (strcmp(what, "type") == 0) {
switch (sp->st_mode & S_IFMT) {
case S_IFIFO:
@ -503,6 +513,29 @@ call_syscall(struct syscall_desc *scall, char *argv[])
case ACTION_MKFIFO:
rval = mkfifo(STR(0), (mode_t)NUM(1));
break;
case ACTION_MKNOD:
{
mode_t ntype;
dev_t dev;
dev = makedev(NUM(3), NUM(4));
if (strcmp(STR(1), "c") == 0) /* character device */
ntype = S_IFCHR;
else if (strcmp(STR(1), "b") == 0) /* block device */
ntype = S_IFBLK;
else if (strcmp(STR(1), "f") == 0) /* fifo special */
ntype = S_IFIFO;
else if (strcmp(STR(1), "d") == 0) /* directory */
ntype = S_IFDIR;
else if (strcmp(STR(1), "o") == 0) /* regular file */
ntype = S_IFREG;
else {
fprintf(stderr, "wrong argument 1\n");
exit(1);
}
rval = mknod(STR(0), ntype | NUM(2), dev);
break;
}
case ACTION_BIND:
{
struct sockaddr_un sun;