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bsd-user: Implement several get/set system calls: 

getpid(2), getppid(2), getpgrp(2)
setreuid(2), setregid(2)
getuid(2), geteuid(2), getgid(2), getegid(2), getpgid(2)
setuid(2), seteuid(2), setgid(2), setegid(2), setpgid(2)

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Warner Losh <imp@bsdimp.com>
Message-Id: <20230925182425.3163-16-kariem.taha2.7@gmail.com>
This commit is contained in:
Stacey Son 2023-09-25 21:24:12 +03:00 committed by Warner Losh
parent faba8e123f
commit e4446e0a2c
2 changed files with 150 additions and 0 deletions
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90
bsd-user/bsd-proc.h
View File

@ -196,4 +196,94 @@ static inline abi_long do_bsd_setrlimit(abi_long arg1, abi_ulong arg2)
return ret;
}
/* getpid(2) */
static inline abi_long do_bsd_getpid(void)
{
return get_errno(getpid());
}
/* getppid(2) */
static inline abi_long do_bsd_getppid(void)
{
return get_errno(getppid());
}
/* getuid(2) */
static inline abi_long do_bsd_getuid(void)
{
return get_errno(getuid());
}
/* geteuid(2) */
static inline abi_long do_bsd_geteuid(void)
{
return get_errno(geteuid());
}
/* getgid(2) */
static inline abi_long do_bsd_getgid(void)
{
return get_errno(getgid());
}
/* getegid(2) */
static inline abi_long do_bsd_getegid(void)
{
return get_errno(getegid());
}
/* setuid(2) */
static inline abi_long do_bsd_setuid(abi_long arg1)
{
return get_errno(setuid(arg1));
}
/* seteuid(2) */
static inline abi_long do_bsd_seteuid(abi_long arg1)
{
return get_errno(seteuid(arg1));
}
/* setgid(2) */
static inline abi_long do_bsd_setgid(abi_long arg1)
{
return get_errno(setgid(arg1));
}
/* setegid(2) */
static inline abi_long do_bsd_setegid(abi_long arg1)
{
return get_errno(setegid(arg1));
}
/* getpgid(2) */
static inline abi_long do_bsd_getpgid(pid_t pid)
{
return get_errno(getpgid(pid));
}
/* setpgid(2) */
static inline abi_long do_bsd_setpgid(int pid, int pgrp)
{
return get_errno(setpgid(pid, pgrp));
}
/* getpgrp(2) */
static inline abi_long do_bsd_getpgrp(void)
{
return get_errno(getpgrp());
}
/* setreuid(2) */
static inline abi_long do_bsd_setreuid(abi_long arg1, abi_long arg2)
{
return get_errno(setreuid(arg1, arg2));
}
/* setregid(2) */
static inline abi_long do_bsd_setregid(abi_long arg1, abi_long arg2)
{
return get_errno(setregid(arg1, arg2));
}
#endif /* !BSD_PROC_H_ */

60
bsd-user/freebsd/os-syscall.c
View File

@ -255,6 +255,66 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
ret = do_bsd_setrlimit(arg1, arg2);
break;
case TARGET_FREEBSD_NR_getpid: /* getpid(2) */
ret = do_bsd_getpid();
break;
case TARGET_FREEBSD_NR_getppid: /* getppid(2) */
ret = do_bsd_getppid();
break;
case TARGET_FREEBSD_NR_getuid: /* getuid(2) */
ret = do_bsd_getuid();
break;
case TARGET_FREEBSD_NR_geteuid: /* geteuid(2) */
ret = do_bsd_geteuid();
break;
case TARGET_FREEBSD_NR_getgid: /* getgid(2) */
ret = do_bsd_getgid();
break;
case TARGET_FREEBSD_NR_getegid: /* getegid(2) */
ret = do_bsd_getegid();
break;
case TARGET_FREEBSD_NR_setuid: /* setuid(2) */
ret = do_bsd_setuid(arg1);
break;
case TARGET_FREEBSD_NR_seteuid: /* seteuid(2) */
ret = do_bsd_seteuid(arg1);
break;
case TARGET_FREEBSD_NR_setgid: /* setgid(2) */
ret = do_bsd_setgid(arg1);
break;
case TARGET_FREEBSD_NR_setegid: /* setegid(2) */
ret = do_bsd_setegid(arg1);
break;
case TARGET_FREEBSD_NR_getpgrp: /* getpgrp(2) */
ret = do_bsd_getpgrp();
break;
case TARGET_FREEBSD_NR_getpgid: /* getpgid(2) */
ret = do_bsd_getpgid(arg1);
break;
case TARGET_FREEBSD_NR_setpgid: /* setpgid(2) */
ret = do_bsd_setpgid(arg1, arg2);
break;
case TARGET_FREEBSD_NR_setreuid: /* setreuid(2) */
ret = do_bsd_setreuid(arg1, arg2);
break;
case TARGET_FREEBSD_NR_setregid: /* setregid(2) */
ret = do_bsd_setregid(arg1, arg2);
break;
/*
* File system calls.