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Diffstat (limited to 'src/network/gethostbyname.c')
-rw-r--r--src/network/gethostbyname.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/src/network/gethostbyname.c b/src/network/gethostbyname.c
new file mode 100644
index 00000000..5088a51e
--- /dev/null
+++ b/src/network/gethostbyname.c
@@ -0,0 +1,63 @@
+#define _GNU_SOURCE
+
+#include <sys/socket.h>
+#include <netdb.h>
+#include <string.h>
+#include <netinet/in.h>
+
+struct hostent *gethostbyname(const char *name)
+{
+ return gethostbyname2(name, AF_INET);
+}
+
+#if 0
+struct hostent *gethostbyname(const char *name)
+{
+ static struct hostent h;
+ static char *h_aliases[3];
+ static char h_canon[256];
+ static char *h_addr_list[10];
+ static char h_addr_data[10][4];
+ static const struct addrinfo hint = {
+ .ai_family = AF_INET, .ai_flags = AI_CANONNAME
+ };
+ struct addrinfo *ai, *p;
+ int i;
+
+ switch (getaddrinfo(name, 0, &hint, &ai)) {
+ case EAI_NONAME:
+ h_errno = HOST_NOT_FOUND;
+ break;
+ case EAI_AGAIN:
+ h_errno = TRY_AGAIN;
+ break;
+ case EAI_FAIL:
+ h_errno = NO_RECOVERY;
+ break;
+ default:
+ case EAI_MEMORY:
+ case EAI_SYSTEM:
+ h_errno = NO_DATA;
+ break;
+ case 0:
+ break;
+ }
+
+ strcpy(h_canon, ai->ai_canonname);
+ h.h_name = h_canon;
+ h.h_aliases = h_aliases;
+ h.h_aliases[0] = h_canon;
+ h.h_aliases[1] = strcmp(h_canon, name) ? (char *)name : 0;
+ h.h_length = 4;
+ h.h_addr_list = h_addr_list;
+ for (i=0, p=ai; i<sizeof h_addr_data/4 && p; i++, p=p->ai_next) {
+ h.h_addr_list[i] = h_addr_data[i];
+ memcpy(h.h_addr_list[i],
+ &((struct sockaddr_in *)p->ai_addr)->sin_addr, 4);
+ }
+ h.h_addr_list[i] = 0;
+ h.h_addrtype = AF_INET;
+ freeaddrinfo(ai);
+ return &h;
+}
+#endif