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-rw-r--r--src/system/Resolver.cxx65
1 files changed, 36 insertions, 29 deletions
diff --git a/src/system/Resolver.cxx b/src/system/Resolver.cxx
index 5e6ea590b..a94217bac 100644
--- a/src/system/Resolver.cxx
+++ b/src/system/Resolver.cxx
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
@@ -22,11 +22,12 @@
#include "util/Error.hxx"
#include "util/Domain.hxx"
-#include <glib.h>
-
#ifndef WIN32
#include <sys/socket.h>
#include <netdb.h>
+#ifdef HAVE_TCP
+#include <netinet/in.h>
+#endif
#else
#include <ws2tcpip.h>
#include <winsock.h>
@@ -41,17 +42,17 @@
const Domain resolver_domain("resolver");
-char *
-sockaddr_to_string(const struct sockaddr *sa, size_t length, Error &error)
+std::string
+sockaddr_to_string(const struct sockaddr *sa, size_t length)
{
#ifdef HAVE_UN
if (sa->sa_family == AF_UNIX) {
/* return path of UNIX domain sockets */
const sockaddr_un &s_un = *(const sockaddr_un *)sa;
if (length < sizeof(s_un) || s_un.sun_path[0] == 0)
- return g_strdup("local");
+ return "local";
- return g_strdup(s_un.sun_path);
+ return s_un.sun_path;
}
#endif
@@ -80,17 +81,23 @@ sockaddr_to_string(const struct sockaddr *sa, size_t length, Error &error)
ret = getnameinfo(sa, length, host, sizeof(host), serv, sizeof(serv),
NI_NUMERICHOST|NI_NUMERICSERV);
- if (ret != 0) {
- error.Set(resolver_domain, ret, gai_strerror(ret));
- return NULL;
- }
+ if (ret != 0)
+ return "unknown";
#ifdef HAVE_IPV6
- if (strchr(host, ':') != NULL)
- return g_strconcat("[", host, "]:", serv, NULL);
+ if (strchr(host, ':') != nullptr) {
+ std::string result("[");
+ result.append(host);
+ result.append("]:");
+ result.append(serv);
+ return result;
+ }
#endif
- return g_strconcat(host, ":", serv, NULL);
+ std::string result(host);
+ result.push_back(':');
+ result.append(serv);
+ return result;
}
struct addrinfo *
@@ -98,41 +105,42 @@ resolve_host_port(const char *host_port, unsigned default_port,
int flags, int socktype,
Error &error)
{
- char *p = g_strdup(host_port);
- const char *host = p, *port = NULL;
+ std::string p(host_port);
+ const char *host = p.c_str(), *port = nullptr;
if (host_port[0] == '[') {
/* IPv6 needs enclosing square braces, to
differentiate between IP colons and the port
separator */
- char *q = strchr(p + 1, ']');
- if (q != NULL && q[1] == ':' && q[2] != 0) {
- *q = 0;
+ size_t q = p.find(']', 1);
+ if (q != p.npos && p[q + 1] == ':' && p[q + 2] != 0) {
+ p[q] = 0;
+ port = host + q + 2;
++host;
- port = q + 2;
}
}
- if (port == NULL) {
+ if (port == nullptr) {
/* port is after the colon, but only if it's the only
colon (don't split IPv6 addresses) */
- char *q = strchr(p, ':');
- if (q != NULL && q[1] != 0 && strchr(q + 1, ':') == NULL) {
- *q = 0;
- port = q + 1;
+ auto q = p.find(':');
+ if (q != p.npos && p[q + 1] != 0 &&
+ p.find(':', q + 1) == p.npos) {
+ p[q] = 0;
+ port = host + q + 1;
}
}
char buffer[32];
- if (port == NULL && default_port != 0) {
+ if (port == nullptr && default_port != 0) {
snprintf(buffer, sizeof(buffer), "%u", default_port);
port = buffer;
}
if ((flags & AI_PASSIVE) != 0 && strcmp(host, "*") == 0)
- host = NULL;
+ host = nullptr;
addrinfo hints;
memset(&hints, 0, sizeof(hints));
@@ -142,12 +150,11 @@ resolve_host_port(const char *host_port, unsigned default_port,
struct addrinfo *ai;
int ret = getaddrinfo(host, port, &hints, &ai);
- g_free(p);
if (ret != 0) {
error.Format(resolver_domain, ret,
"Failed to look up '%s': %s",
host_port, gai_strerror(ret));
- return NULL;
+ return nullptr;
}
return ai;