diff options
Diffstat (limited to '')
| -rw-r--r-- | ChangeLog | 3 | ||||
| -rw-r--r-- | src/libmpdclient.c | 131 |
2 files changed, 53 insertions, 81 deletions
@@ -6,6 +6,9 @@ * configure.ac: check for recv/send/gethostbyname/socket/connect in -lsocket -lnsl (Tonnerre) +2006-03-28 Jelmer Vernooij <jelmer@samba.org> + * libmpdclient.c: Fix ipv6 support + 2006-01-22 Kalle Wallin <kaw@linux.se> * configure.ac: use libcursesw by default * wreadln.c: use wget_wch (wide characters) when built with libcursesw diff --git a/src/libmpdclient.c b/src/libmpdclient.c index a8bbabef7..3bbef181d 100644 --- a/src/libmpdclient.c +++ b/src/libmpdclient.c @@ -51,12 +51,6 @@ #include <fcntl.h> #include <stdarg.h> -#ifndef MPD_NO_IPV6 -#ifdef AF_INET6 -#define MPD_HAVE_IPV6 -#endif -#endif - #ifndef MSG_DONTWAIT #define MSG_DONTWAIT 0 #endif @@ -80,16 +74,6 @@ char * mpdTagItemKeys[MPD_TAG_NUM_OF_ITEM_TYPES] = }; -#ifdef MPD_HAVE_IPV6 -int mpd_ipv6Supported() { - int s; - s = socket(AF_INET6,SOCK_STREAM,0); - if(s == -1) return 0; - close(s); - return 1; -} -#endif - static char * mpd_sanitizeArg(const char * arg) { size_t i; char * ret; @@ -146,22 +130,15 @@ void mpd_setConnectionTimeout(mpd_Connection * connection, float timeout) { mpd_Connection * mpd_newConnection(const char * host, int port, float timeout) { int err; - struct hostent * he; - struct sockaddr * dest; -#ifdef HAVE_SOCKLEN_T - socklen_t destlen; -#else - int destlen; -#endif - struct sockaddr_in sin; + int error; char * rt; char * output; + char service[20]; mpd_Connection * connection = malloc(sizeof(mpd_Connection)); struct timeval tv; + struct addrinfo hints, *res; + struct addrinfo *addrinfo = NULL; fd_set fds; -#ifdef MPD_HAVE_IPV6 - struct sockaddr_in6 sin6; -#endif strcpy(connection->buffer,""); connection->buflen = 0; connection->bufstart = 0; @@ -173,73 +150,65 @@ mpd_Connection * mpd_newConnection(const char * host, int port, float timeout) { connection->doneListOk = 0; connection->returnElement = NULL; - if(!(he=gethostbyname(host))) { + memset(&hints, 0, sizeof(hints)); + hints.ai_family = PF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; + + snprintf(service, sizeof(service), "%d", port); + + error = getaddrinfo(host, service, &hints, &addrinfo); + + if (error) { snprintf(connection->errorStr,MPD_BUFFER_MAX_LENGTH, - "host \"%s\" not found",host); + "host \"%s\" not found: %s",host, gai_strerror(error)); connection->error = MPD_ERROR_UNKHOST; return connection; } - memset(&sin,0,sizeof(struct sockaddr_in)); - /*dest.sin_family = he->h_addrtype;*/ - sin.sin_family = AF_INET; - sin.sin_port = htons(port); -#ifdef MPD_HAVE_IPV6 - memset(&sin6,0,sizeof(struct sockaddr_in6)); - sin6.sin6_family = AF_INET6; - sin6.sin6_port = htons(port); -#endif - switch(he->h_addrtype) { - case AF_INET: - memcpy((char *)&sin.sin_addr.s_addr,(char *)he->h_addr, - he->h_length); - dest = (struct sockaddr *)&sin; - destlen = sizeof(struct sockaddr_in); - break; -#ifdef MPD_HAVE_IPV6 - case AF_INET6: - if(!mpd_ipv6Supported()) { - strcpy(connection->errorStr,"no IPv6 suuport but a " - "IPv6 address found\n"); + for (res = addrinfo; res; res = res->ai_next) { + /* create socket */ + + if((connection->sock = socket(res->ai_family,SOCK_STREAM,res->ai_protocol))<0) { + strcpy(connection->errorStr,"problems creating socket"); connection->error = MPD_ERROR_SYSTEM; + freeaddrinfo(addrinfo); return connection; } - memcpy((char *)&sin6.sin6_addr.s6_addr,(char *)he->h_addr, - he->h_length); - dest = (struct sockaddr *)&sin6; - destlen = sizeof(struct sockaddr_in6); - break; + + mpd_setConnectionTimeout(connection,timeout); + + /* connect stuff */ + { +#ifdef WIN32 + int iMode = 1; // 0 = blocking, else non-blocking + ioctlsocket(connection->sock, FIONBIO, (u_long FAR*) &iMode); + if(connect(connection->sock,res->ai_addr,res->ai_addrlen) == SOCKET_ERROR + && WSAGetLastError() != WSAEWOULDBLOCK) +#else + int flags = fcntl(connection->sock, F_GETFL, 0); + fcntl(connection->sock, F_SETFL, flags | O_NONBLOCK); + + if(connect(connection->sock,res->ai_addr,res->ai_addrlen)<0 && + errno!=EINPROGRESS) #endif - default: - strcpy(connection->errorStr,"address type is not IPv4 or " - "IPv6\n"); - connection->error = MPD_ERROR_SYSTEM; - return connection; - break; - } - - if((connection->sock = socket(dest->sa_family,SOCK_STREAM,0))<0) { - strcpy(connection->errorStr,"problems creating socket"); - connection->error = MPD_ERROR_SYSTEM; - return connection; + { + /* try the next address family */ + close(connection->sock); + connection->sock = 0; + continue; + } + } } - mpd_setConnectionTimeout(connection,timeout); + freeaddrinfo(addrinfo); - /* connect stuff */ - { - int flags = fcntl(connection->sock, F_GETFL, 0); - fcntl(connection->sock, F_SETFL, flags | O_NONBLOCK); + if (connection->sock == 0) { + snprintf(connection->errorStr,MPD_BUFFER_MAX_LENGTH, + "problems connecting to \"%s\" on port" + " %i: %s",host,port, strerror(errno)); + connection->error = MPD_ERROR_CONNPORT; - if(connect(connection->sock,dest,destlen)<0 && - errno!=EINPROGRESS) - { - snprintf(connection->errorStr,MPD_BUFFER_MAX_LENGTH, - "problems connecting to \"%s\" on port" - " %i",host,port); - connection->error = MPD_ERROR_CONNPORT; - return connection; - } + return connection; } while(!(rt = strstr(connection->buffer,"\n"))) { |