mknod.c

#include "defs.h"

#include <fcntl.h>
#include <sys/stat.h>

#ifdef MAJOR_IN_SYSMACROS
# include <sys/sysmacros.h>
#endif

#ifdef MAJOR_IN_MKDEV
# include <sys/mkdev.h>
#endif

static void
decode_mknod(struct tcb *tcp, int offset)
{
	int mode = tcp->u_arg[offset + 1];

	printpath(tcp, tcp->u_arg[offset]);
	tprintf(", %s", sprintmode(mode));
	switch (mode & S_IFMT) {
	case S_IFCHR:
	case S_IFBLK:
#if defined(SPARC) || defined(SPARC64)
		if (current_personality == 1)
			tprintf(", makedev(%lu, %lu)",
			(unsigned long) ((tcp->u_arg[offset + 2] >> 18) & 0x3fff),
			(unsigned long) (tcp->u_arg[offset + 2] & 0x3ffff));
		else
#endif /* SPARC || SPARC64 */
			tprintf(", makedev(%lu, %lu)",
			(unsigned long) major(tcp->u_arg[offset + 2]),
			(unsigned long) minor(tcp->u_arg[offset + 2]));
		break;
	}
}

SYS_FUNC(mknod)
{
	decode_mknod(tcp, 0);

	return RVAL_DECODED;
}

SYS_FUNC(mknodat)
{
	print_dirfd(tcp, tcp->u_arg[0]);
	decode_mknod(tcp, 1);

	return RVAL_DECODED;
}

#if defined(SPARC) || defined(SPARC64)
SYS_FUNC(xmknod)
{
	int mode = tcp->u_arg[2];

	tprintf("%ld, ", tcp->u_arg[0]);
	printpath(tcp, tcp->u_arg[1]);
	tprintf(", %s", sprintmode(mode));
	switch (mode & S_IFMT) {
	case S_IFCHR:
	case S_IFBLK:
		tprintf(", makedev(%lu, %lu)",
			(unsigned long) ((tcp->u_arg[3] >> 18) & 0x3fff),
			(unsigned long) (tcp->u_arg[3] & 0x3ffff));
		break;
	default:
		break;
	}

	return RVAL_DECODED;
}
#endif /* SPARC || SPARC64 */