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-rw-r--r--auxiliary/name-addr-test/getaddrinfo.c64
-rw-r--r--auxiliary/name-addr-test/gethostbyaddr.c46
-rw-r--r--auxiliary/name-addr-test/gethostbyname.c44
-rw-r--r--auxiliary/name-addr-test/getnameinfo.c79
4 files changed, 233 insertions, 0 deletions
diff --git a/auxiliary/name-addr-test/getaddrinfo.c b/auxiliary/name-addr-test/getaddrinfo.c
new file mode 100644
index 0000000..275bf59
--- /dev/null
+++ b/auxiliary/name-addr-test/getaddrinfo.c
@@ -0,0 +1,64 @@
+ /*
+ * getaddrinfo(3) (name->address lookup) tester.
+ *
+ * Compile with:
+ *
+ * cc -o getaddrinfo getaddrinfo.c (BSD, Linux)
+ *
+ * cc -o getaddrinfo getaddrinfo.c -lsocket -lnsl (SunOS 5.x)
+ *
+ * Run as: getaddrinfo hostname
+ *
+ * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
+ *
+ * Author: Wietse Venema, IBM T.J. Watson Research, USA.
+ */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+
+int main(int argc, char **argv)
+{
+ char hostbuf[NI_MAXHOST]; /* XXX */
+ struct addrinfo hints;
+ struct addrinfo *res0;
+ struct addrinfo *res;
+ const char *addr;
+ int err;
+
+#define NO_SERVICE ((char *) 0)
+
+ if (argc != 2) {
+ fprintf(stderr, "usage: %s hostname\n", argv[0]);
+ exit(1);
+ }
+ memset((char *) &hints, 0, sizeof(hints));
+ hints.ai_family = PF_UNSPEC;
+ hints.ai_flags = AI_CANONNAME;
+ hints.ai_socktype = SOCK_STREAM;
+ if ((err = getaddrinfo(argv[1], NO_SERVICE, &hints, &res0)) != 0) {
+ fprintf(stderr, "host %s not found: %s\n", argv[1], gai_strerror(err));
+ exit(1);
+ }
+ printf("Hostname:\t%s\n", res0->ai_canonname);
+ printf("Addresses:\t");
+ for (res = res0; res != 0; res = res->ai_next) {
+ addr = (res->ai_family == AF_INET ?
+ (char *) &((struct sockaddr_in *) res->ai_addr)->sin_addr :
+ (char *) &((struct sockaddr_in6 *) res->ai_addr)->sin6_addr);
+ if (inet_ntop(res->ai_family, addr, hostbuf, sizeof(hostbuf)) == 0) {
+ perror("inet_ntop:");
+ exit(1);
+ }
+ printf("%s ", hostbuf);
+ }
+ printf("\n");
+ freeaddrinfo(res0);
+ exit(0);
+}
diff --git a/auxiliary/name-addr-test/gethostbyaddr.c b/auxiliary/name-addr-test/gethostbyaddr.c
new file mode 100644
index 0000000..b973901
--- /dev/null
+++ b/auxiliary/name-addr-test/gethostbyaddr.c
@@ -0,0 +1,46 @@
+ /*
+ * gethostbyaddr tester. compile with:
+ *
+ * cc -o gethostbyaddr gethostbyaddr.c (SunOS 4.x)
+ *
+ * cc -o gethostbyaddr gethostbyaddr.c -lnsl (SunOS 5.x)
+ *
+ * run as: gethostbyaddr address
+ *
+ * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
+ */
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <stdio.h>
+
+main(argc, argv)
+int argc;
+char **argv;
+{
+ struct hostent *hp;
+ long addr;
+
+ if (argc != 2) {
+ fprintf(stderr, "usage: %s i.p.address\n", argv[0]);
+ exit(1);
+ }
+ addr = inet_addr(argv[1]);
+ if (hp = gethostbyaddr((char *) &addr, sizeof(addr), AF_INET)) {
+ printf("Hostname:\t%s\n", hp->h_name);
+ printf("Aliases:\t");
+ while (hp->h_aliases[0])
+ printf("%s ", *hp->h_aliases++);
+ printf("\n");
+ printf("Addresses:\t");
+ while (hp->h_addr_list[0])
+ printf("%s ", inet_ntoa(*(struct in_addr *) * hp->h_addr_list++));
+ printf("\n");
+ exit(0);
+ }
+ fprintf(stderr, "host %s not found\n", argv[1]);
+ exit(1);
+}
diff --git a/auxiliary/name-addr-test/gethostbyname.c b/auxiliary/name-addr-test/gethostbyname.c
new file mode 100644
index 0000000..d8079dd
--- /dev/null
+++ b/auxiliary/name-addr-test/gethostbyname.c
@@ -0,0 +1,44 @@
+ /*
+ * gethostbyname tester. compile with:
+ *
+ * cc -o gethostbyname gethostbyname.c (SunOS 4.x)
+ *
+ * cc -o gethostbyname gethostbyname.c -lnsl (SunOS 5.x)
+ *
+ * run as: gethostbyname hostname
+ *
+ * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
+ */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <stdio.h>
+
+main(argc, argv)
+int argc;
+char **argv;
+{
+ struct hostent *hp;
+
+ if (argc != 2) {
+ fprintf(stderr, "usage: %s hostname\n", argv[0]);
+ exit(1);
+ }
+ if (hp = gethostbyname(argv[1])) {
+ printf("Hostname:\t%s\n", hp->h_name);
+ printf("Aliases:\t");
+ while (hp->h_aliases[0])
+ printf("%s ", *hp->h_aliases++);
+ printf("\n");
+ printf("Addresses:\t");
+ while (hp->h_addr_list[0])
+ printf("%s ", inet_ntoa(*(struct in_addr *) * hp->h_addr_list++));
+ printf("\n");
+ exit(0);
+ } else {
+ fprintf(stderr, "host %s not found\n", argv[1]);
+ exit(1);
+ }
+}
diff --git a/auxiliary/name-addr-test/getnameinfo.c b/auxiliary/name-addr-test/getnameinfo.c
new file mode 100644
index 0000000..fa1d457
--- /dev/null
+++ b/auxiliary/name-addr-test/getnameinfo.c
@@ -0,0 +1,79 @@
+ /*
+ * getnameinfo(3) (address->name lookup) tester.
+ *
+ * Compile with:
+ *
+ * cc -o getnameinfo getnameinfo.c (BSD, Linux)
+ *
+ * cc -o getnameinfo getnameinfo.c -lsocket -lnsl (SunOS 5.x)
+ *
+ * Run as: getnameinfo address
+ *
+ * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
+ *
+ * Author: Wietse Venema, IBM T.J. Watson Research, USA.
+ */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+
+int main(int argc, char **argv)
+{
+ char hostbuf[NI_MAXHOST]; /* XXX */
+ struct addrinfo hints;
+ struct addrinfo *res0;
+ struct addrinfo *res;
+ const char *host;
+ const char *addr;
+ int err;
+
+#define NO_SERVICE ((char *) 0)
+
+ if (argc != 2) {
+ fprintf(stderr, "usage: %s ipaddress\n", argv[0]);
+ exit(1);
+ }
+
+ /*
+ * Convert address to internal form.
+ */
+ host = argv[1];
+ memset((char *) &hints, 0, sizeof(hints));
+ hints.ai_family = (strchr(host, ':') ? AF_INET6 : AF_INET);
+ hints.ai_socktype = SOCK_STREAM;
+ hints.ai_flags |= AI_NUMERICHOST;
+ if ((err = getaddrinfo(host, NO_SERVICE, &hints, &res0)) != 0) {
+ fprintf(stderr, "getaddrinfo %s: %s\n", host, gai_strerror(err));
+ exit(1);
+ }
+
+ /*
+ * Convert host address to name.
+ */
+ for (res = res0; res != 0; res = res->ai_next) {
+ err = getnameinfo(res->ai_addr, res->ai_addrlen,
+ hostbuf, sizeof(hostbuf),
+ NO_SERVICE, 0, NI_NAMEREQD);
+ if (err) {
+ fprintf(stderr, "getnameinfo %s: %s\n", host, gai_strerror(err));
+ exit(1);
+ }
+ printf("Hostname:\t%s\n", hostbuf);
+ addr = (res->ai_family == AF_INET ?
+ (char *) &((struct sockaddr_in *) res->ai_addr)->sin_addr :
+ (char *) &((struct sockaddr_in6 *) res->ai_addr)->sin6_addr);
+ if (inet_ntop(res->ai_family, addr, hostbuf, sizeof(hostbuf)) == 0) {
+ perror("inet_ntop:");
+ exit(1);
+ }
+ printf("Address:\t%s\n", hostbuf);
+ }
+ freeaddrinfo(res0);
+ exit(0);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-29 09:09:42 +0000