diff --git a/src/utils/os.c b/src/utils/os.c
index 747a3700014bd248f19230bfd0363ccba55437ee..d8f707418b9cadb57040ef20473e6ee7d9b1de7d 100644 (file)
--- a/src/utils/os.c
+++ b/src/utils/os.c
#include <errno.h>
#include <sys/types.h>
+#include <sys/socket.h>
#include <sys/stat.h>
#include <dirent.h>
#include <unistd.h>
#include <libgen.h>
+#include <netdb.h>
#include <pwd.h>
/*
return (ssize_t)msg_len;
} /* sdb_write */
+int
+sdb_resolve(int network, const char *address, struct addrinfo **res)
+{
+ struct addrinfo ai_hints;
+ const char *host;
+ char *port;
+ int status;
+
+ if (! res) {
+ errno = EINVAL;
+ return EAI_SYSTEM;
+ }
+
+ if (address) {
+ host = address;
+ port = strchr(host, ':');
+ if (port) {
+ *port = '\0';
+ ++port;
+ }
+ if (! *host)
+ host = NULL;
+ }
+ else {
+ host = NULL;
+ port = NULL;
+ }
+
+ memset(&ai_hints, 0, sizeof(ai_hints));
+ ai_hints.ai_flags = AI_PASSIVE | AI_ADDRCONFIG;
+ if (network & SDB_NET_V4)
+ ai_hints.ai_family = AF_INET;
+ else if (network & SDB_NET_V6)
+ ai_hints.ai_family = AF_INET6;
+ else
+ ai_hints.ai_family = AF_UNSPEC;
+ if ((network & SDB_NET_IP) == SDB_NET_IP) {
+ ai_hints.ai_socktype = 0;
+ ai_hints.ai_protocol = 0;
+ }
+ else if (network & SDB_NET_TCP) {
+ ai_hints.ai_socktype = SOCK_STREAM;
+ ai_hints.ai_protocol = IPPROTO_TCP;
+ }
+ else if (network & SDB_NET_UDP) {
+ ai_hints.ai_socktype = SOCK_DGRAM;
+ ai_hints.ai_socktype = IPPROTO_UDP;
+ }
+
+ status = getaddrinfo(host, port, &ai_hints, res);
+ if (port) {
+ --port;
+ *port = ':';
+ }
+ return status;
+} /* sdb_resolve */
+
/* vim: set tw=78 sw=4 ts=4 noexpandtab : */