mirror of
https://github.com/ps5-payload-dev/sdk.git
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81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/* Copyright (C) 2025 John Törnblom
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 3, or (at your option) any
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later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <unistd.h>
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#include <sys/mount.h>
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#include <sys/syscall.h>
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static long
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__syscall6(long n, long a1, long a2, long a3, long a4, long a5, long a6) {
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unsigned long ret;
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char iserror;
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register long r10 __asm__("r10") = a4;
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register long r8 __asm__("r8") = a5;
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register long r9 __asm__("r9") = a6;
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__asm__ __volatile__(
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"syscall" : "=a"(ret), "=@ccc"(iserror), "+r"(r10), "+r"(r8), "+r"(r9) :
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"a"(n), "D"(a1), "S"(a2), "d"(a3) :
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"rcx", "r11", "memory"
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);
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return iserror ? -ret : ret;
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}
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int
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mount(const char *type, const char *dir, int flags, void *data) {
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long ret;
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if((ret=__syscall6(SYS_mount, (long)type, (long)dir, flags, (long)data, 0, 0)) < 0) {
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errno = -ret;
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return -1;
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}
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return 0;
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}
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int
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nmount(struct iovec *iov, unsigned int niov, int flags) {
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long ret;
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if((ret=__syscall6(SYS_nmount, (long)iov, niov, flags, 0, 0, 0)) < 0) {
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errno = -ret;
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return -1;
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}
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return 0;
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}
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int
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unmount(const char *dir, int flags) {
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long ret;
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if((ret=__syscall6(SYS_unmount, (long)dir, flags, 0, 0, 0, 0)) < 0) {
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errno = -ret;
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return -1;
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}
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return 0;
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}
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