| // Copyright 2017 syzkaller project authors. All rights reserved. |
| // Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file. |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/mman.h> |
| #include <unistd.h> |
| |
| #include "nocover.h" |
| |
| static void os_init(int argc, char** argv, void* data, size_t data_size) |
| { |
| program_name = argv[0]; |
| if (argc == 2 && strcmp(argv[1], "child") == 0) { |
| if (mmap(data, data_size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE | MAP_FIXED, -1, 0) != data) |
| fail("mmap of data segment failed"); |
| child(); |
| } |
| } |
| |
| static intptr_t execute_syscall(const call_t* c, intptr_t a[kMaxArgs]) |
| { |
| return syscall(c->sys_nr, a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7], a[8]); |
| } |