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update some testcases

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rofl0r 2021-12-12 15:59:34 +00:00
parent 7de7dd0de1
commit b83e90dcaf
2 changed files with 47 additions and 0 deletions
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35
tests/test_getaddrinfo.c
View File

@ -3,6 +3,8 @@
#include <netdb.h> #include <netdb.h>
#include <netinet/in.h> #include <netinet/in.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <assert.h>
#include <string.h>
#ifndef NI_MAXHOST #ifndef NI_MAXHOST
#define NI_MAXHOST 1025 #define NI_MAXHOST 1025
@ -43,9 +45,42 @@ static int doit(const char* host, const char* service) {
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }
/* reproduce use of getaddrinfo as used by nmap 7.91's canonicalize_address */
int canonicalize_address(struct sockaddr_storage *ss, struct sockaddr_storage *output) {
char canonical_ip_string[NI_MAXHOST];
struct addrinfo *ai;
int rc;
/* Convert address to string. */
rc = getnameinfo((struct sockaddr *) ss, sizeof(*ss),
canonical_ip_string, sizeof(canonical_ip_string), NULL, 0, NI_NUMERICHOST);
assert(rc == 0);
struct addrinfo hints = {
.ai_family = ss->ss_family,
.ai_socktype = SOCK_DGRAM,
.ai_flags = AI_NUMERICHOST,
};
rc = getaddrinfo(canonical_ip_string, NULL, &hints, &ai);
if (rc != 0 || ai == NULL)
return -1;
assert(ai->ai_addrlen > 0 && ai->ai_addrlen <= (int) sizeof(*output));
memcpy(output, ai->ai_addr, ai->ai_addrlen);
freeaddrinfo(ai);
return 0;
}
int main(void) { int main(void) {
int ret; int ret;
ret = doit("www.example.com", NULL); ret = doit("www.example.com", NULL);
ret = doit("www.example.com", "80"); ret = doit("www.example.com", "80");
struct sockaddr_storage o, ss = {.ss_family = PF_INET};
struct sockaddr_in *v4 = &ss;
struct sockaddr_in6 *v6 = &ss;
memcpy(&v4->sin_addr, "\x7f\0\0\1", 4);
ret = canonicalize_address(&ss, &o);
assert (ret == 0);
ss.ss_family = PF_INET6;
memcpy(&v6->sin6_addr, "\0\0\0\0" "\0\0\0\0" "\0\0\0\0""\0\0\0\1", 16);
ret = canonicalize_address(&ss, &o);
assert (ret == 0);
return ret; return ret;
} }

12
tests/test_getnameinfo.c
View File

@ -123,5 +123,17 @@ int main() {
ASSERT(ret == 0); ASSERT(ret == 0);
b.sin6_port = 0;
b.sin6_scope_id = 0;
memcpy(&b.sin6_addr,"\0\0\0\0" "\0\0\0\0" "\0\0\0\0" "\0\0\0\1", 16);
if ((ret = getnameinfo((void*)sb, sizeof b, hbuf, sizeof(hbuf), NULL,
0, NI_NUMERICHOST)) == 0)
printf("host=%s\n", hbuf);
else
printf("%s\n", gai_strerror(ret));
ASSERT(ret == 0);
return 0; return 0;
} }