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add x86_64 to wrap.c

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MaxHearnden 2023-11-28 00:41:22 +00:00
parent d0635afc99
commit 1fb704334c
1 changed files with 62 additions and 0 deletions
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62
sysa/wrap.c
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@ -17,6 +17,8 @@
#include <bootstrappable.h>
#if __i386__
int unshare(int flags) {
asm (
"lea_ebx,[esp+DWORD] %4"
@ -69,6 +71,66 @@ int chroot(char *path) {
);
}
#elif __x86_64__
int unshare(int flags) {
asm (
"lea_rdi,[rsp+DWORD] %8"
"mov_rdi,[rdi]"
"mov_rax, %272"
"syscall"
);
}
int geteuid() {
asm (
"mov_rax, %107"
"syscall"
);
}
int getegid() {
asm (
"mov_rax, %108"
"syscall"
);
}
int mount(
char *source, char *target, char *filesystemtype,
unsigned mountflags, void *data
) {
asm (
"DEFINE mov_r8,[rsp+DWORD] 4C8D8424"
"DEFINE mov_r10,[rsp+DWORD] 4C8B9424"
"lea_rdi,[rsp+DWORD] %40"
"mov_rdi,[rdi]"
"lea_rsi,[rsp+DWORD] %32"
"mov_rsi,[rsi]"
"lea_rdx,[rsp+DWORD] %24"
"mov_rdx,[rdx]"
"mov_r10,[rsp+DWORD] %16"
"mov_r8,[rsp+DWORD] %8"
"mov_rax, %165"
"syscall"
);
}
int chroot(char *path) {
asm (
"lea_rdi,[rsp+DWORD] %8"
"mov_rdi,[rdi]"
"mov_rax, %161"
"syscall"
);
}
#else
#error arch not supported
#endif
#else
// From bootstrappable.c in M2libc