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ping: Use pledge()

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This commit is contained in:
Andreas Kling 2020-01-11 20:48:43 +01:00
parent 41c504a33b
commit 409a4f7756
4 changed files with 295 additions and 1 deletions
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15
Userland/ping.cpp
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@ -26,6 +26,11 @@ uint16_t internet_checksum(const void* ptr, size_t count)
int main(int argc, char** argv)
{
if (pledge("stdio id inet dns", nullptr) < 0) {
perror("pledge");
return 1;
}
if (argc != 2) {
printf("usage: ping <host>\n");
return 0;
@ -42,6 +47,11 @@ int main(int argc, char** argv)
return 1;
}
if (pledge("stdio inet dns", nullptr) < 0) {
perror("pledge");
return 1;
}
struct timeval timeout {
1, 0
};
@ -57,6 +67,11 @@ int main(int argc, char** argv)
return 1;
}
if (pledge("stdio inet", nullptr) < 0) {
perror("pledge");
return 1;
}
pid_t pid = getpid();
sockaddr_in peer_address;