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This commit is contained in:
Victor Tabary 2024-06-26 15:20:55 +02:00
parent a7efc58076
commit f00b7df87c
1 changed files with 11 additions and 11 deletions
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22
src/luajit.c
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@ -593,7 +593,7 @@ int init_seccomp()
ALLOW(SYS_close),
ALLOW(SYS_getrandom),
ALLOW(SYS_brk),
//ALLOW(SYS_openat),
ALLOW(SYS_openat),
ALLOW(SYS_newfstatat),
ALLOW(SYS_ioctl),
ALLOW(SYS_futex),
@ -639,11 +639,8 @@ int do_something()
return x+y;
}
}
#define C_FUNCTIONS_N 10
int (*c_functions[C_FUNCTIONS_N]) (void) = {random_digit,get_time,do_something,0,0,0,0,0,0,0};
@ -663,10 +660,10 @@ extern int call_c_function(int n)
}
const char *lua = "local ffi = require(\"ffi\")\n"
"ffi.cdef[[\n"
"int call_c_function(int);\n"
"]]\n"
"f = ffi.C.call_c_function\n";
"ffi.cdef[[\n"
"int call_c_function(int);\n"
"]]\n"
"f = ffi.C.call_c_function\n";
int main(int argc, char **argv)
@ -683,13 +680,16 @@ int main(int argc, char **argv)
l_message("cannot create state: not enough memory");
return EXIT_FAILURE;
}
if (luaL_dostring(L, lua)) {
printf("err: %s\n", lua_tostring(L, -1));
}
if (luaL_dostring(L, lua)) {
printf("err: %s\n", lua_tostring(L, -1));
}
smain.argc = argc;
smain.argv = argv;
printf("Seccomps activated");
fflush(stdout);
init_seccomp();
status = lua_cpcall(L, pmain, NULL);
report(L, status);