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[WIP] Polyfill OpenBSD unveil for Linux (#490)

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Stephen Gregoratto 2022-07-18 19:12:42 +10:00 • committed by GitHub
parent 4f4889ddf7
commit 1c6b5c0acd
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7 changed files with 258 additions and 0 deletions
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1
libc/calls/calls.h
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@ -181,6 +181,7 @@ int umask(int);
int unlink(const char *);
int unlink_s(const char **);
int unlinkat(int, const char *, int);
int unveil(const char *, const char *);
int vfork(void) returnstwice;
int wait(int *);
int waitpid(int, int *, int);

2
libc/calls/landlock.h
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@ -1,6 +1,8 @@
#ifndef COSMOPOLITAN_LIBC_CALLS_LANDLOCK_H_
#define COSMOPOLITAN_LIBC_CALLS_LANDLOCK_H_
#define LANDLOCK_CREATE_RULESET_VERSION 0x0001ul
#define LANDLOCK_ACCESS_FS_EXECUTE 0x0001ul
#define LANDLOCK_ACCESS_FS_WRITE_FILE 0x0002ul
#define LANDLOCK_ACCESS_FS_READ_FILE 0x0004ul

1
libc/calls/syscall-sysv.internal.h
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@ -111,6 +111,7 @@ u32 sys_geteuid(void) hidden;
u32 sys_getgid(void) hidden;
u32 sys_getuid(void) hidden;
u32 sys_umask(u32) hidden;
i32 sys_unveil(const char *, const char *) hidden;
void *__sys_mmap(void *, u64, u32, u32, i64, i64, i64) hidden;
void *sys_mremap(void *, u64, u64, i32, void *) hidden;
void sys_exit(int) hidden;