From b4d68544c8d684ec80864705f7b1e2abfc319575 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Martin=20Storsj=C3=B6?= Date: Thu, 21 Jan 2010 15:42:05 +0000 Subject: [PATCH] =?UTF-8?q?Remove=20IPv4-only=20codepath.=20Patch=20by=20M?= =?UTF-8?q?artin=20Storsj=C3=B6=20<$first=20$first=20st>.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Originally committed as revision 21365 to svn://svn.ffmpeg.org/ffmpeg/trunk --- configure | 26 +++++---------------- libavformat/udp.c | 57 +++++------------------------------------------ 2 files changed, 11 insertions(+), 72 deletions(-) diff --git a/configure b/configure index 7dfc6db8dc..55402902e8 100755 --- a/configure +++ b/configure @@ -92,7 +92,6 @@ Configuration options: --enable-w32threads use Win32 threads [no] --enable-x11grab enable X11 grabbing [no] --disable-network disable network support [no] - --disable-ipv6 disable IPv6 support [no] --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no] --enable-gray enable full grayscale support (slower color) --disable-swscale-alpha disable alpha channel support in swscale @@ -877,7 +876,6 @@ CONFIG_LIST=" gprof gray hardcoded_tables - ipv6 libdc1394 libdirac libfaac @@ -1034,6 +1032,8 @@ HAVE_LIST=" soundcard_h poll_h struct_addrinfo + struct_ipv6_mreq + struct_sockaddr_in6 struct_sockaddr_sa_len struct_sockaddr_storage sys_mman_h @@ -1396,7 +1396,6 @@ enable fastdiv enable ffmpeg enable ffplay enable ffserver -enable ipv6 enable mpegaudio_hp enable network enable optimizations @@ -2511,6 +2510,8 @@ texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html if enabled network; then check_type "sys/types.h sys/socket.h" socklen_t check_type netdb.h "struct addrinfo" + check_type netinet/in.h "struct ipv6_mreq" + check_type netinet/in.h "struct sockaddr_in6" check_type "sys/types.h sys/socket.h" "struct sockaddr_storage" check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len # Prefer arpa/inet.h over winsock2 @@ -2523,6 +2524,8 @@ if enabled network; then network_extralibs="-lws2_32"; } check_type ws2tcpip.h socklen_t check_type ws2tcpip.h "struct addrinfo" + check_type ws2tcpip.h "struct ipv6_mreq" + check_type ws2tcpip.h "struct sockaddr_in6" check_type ws2tcpip.h "struct sockaddr_storage" check_struct winsock2.h "struct sockaddr" sa_len else @@ -2530,20 +2533,6 @@ if enabled network; then fi fi -enabled_all network ipv6 && check_ld < -#include -#include -#include -int main(void) { - struct sockaddr_storage saddr; - struct ipv6_mreq mreq6; - getaddrinfo(0,0,0,0); - getnameinfo(0,0,0,0,0,0,0); - IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0); -} -EOF - check_header linux/videodev.h check_header linux/videodev2.h check_header sys/videoio.h @@ -2752,9 +2741,6 @@ echo "postprocessing support ${postproc-no}" echo "new filter support ${avfilter-no}" echo "filters using lavformat ${avfilter_lavf-no}" echo "network support ${network-no}" -if enabled network; then - echo "IPv6 support ${ipv6-no}" -fi echo "threading support ${thread_type-no}" echo "SDL support ${sdl-no}" echo "Sun medialib support ${mlib-no}" diff --git a/libavformat/udp.c b/libavformat/udp.c index a89de0080a..c9560564e8 100644 --- a/libavformat/udp.c +++ b/libavformat/udp.c @@ -52,11 +52,7 @@ typedef struct { int is_multicast; int local_port; int reuse_socket; -#if !CONFIG_IPV6 - struct sockaddr_in dest_addr; -#else struct sockaddr_storage dest_addr; -#endif int dest_addr_len; } UDPContext; @@ -72,7 +68,7 @@ static int udp_set_multicast_ttl(int sockfd, int mcastTTL, struct sockaddr *addr } } #endif -#if CONFIG_IPV6 +#if defined(IPPROTO_IPV6) && defined(IPV6_MULTICAST_HOPS) if (addr->sa_family == AF_INET6) { if (setsockopt(sockfd, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, &mcastTTL, sizeof(mcastTTL)) < 0) { av_log(NULL, AV_LOG_ERROR, "setsockopt(IPV6_MULTICAST_HOPS): %s\n", strerror(errno)); @@ -96,7 +92,7 @@ static int udp_join_multicast_group(int sockfd, struct sockaddr *addr) { } } #endif -#if CONFIG_IPV6 +#if HAVE_STRUCT_IPV6_MREQ if (addr->sa_family == AF_INET6) { struct ipv6_mreq mreq6; @@ -124,7 +120,7 @@ static int udp_leave_multicast_group(int sockfd, struct sockaddr *addr) { } } #endif -#if CONFIG_IPV6 +#if HAVE_STRUCT_IPV6_MREQ if (addr->sa_family == AF_INET6) { struct ipv6_mreq mreq6; @@ -139,7 +135,6 @@ static int udp_leave_multicast_group(int sockfd, struct sockaddr *addr) { return 0; } -#if CONFIG_IPV6 static struct addrinfo* udp_ipv6_resolve_host(const char *hostname, int port, int type, int family, int flags) { struct addrinfo hints, *res = 0; int error; @@ -182,9 +177,11 @@ static int is_multicast_address(struct sockaddr_storage *addr) if (addr->ss_family == AF_INET) { return IN_MULTICAST(ntohl(((struct sockaddr_in *)addr)->sin_addr.s_addr)); } +#if HAVE_STRUCT_SOCKADDR_IN6 if (addr->ss_family == AF_INET6) { return IN6_IS_ADDR_MULTICAST(&((struct sockaddr_in6 *)addr)->sin6_addr); } +#endif return 0; } @@ -236,46 +233,6 @@ static int udp_port(struct sockaddr_storage *addr, int addr_len) return strtol(sbuf, NULL, 10); } -#else - -static int udp_set_url(struct sockaddr_in *addr, const char *hostname, int port) -{ - /* set the destination address */ - if (resolve_host(&addr->sin_addr, hostname) < 0) - return AVERROR(EIO); - addr->sin_family = AF_INET; - addr->sin_port = htons(port); - - return sizeof(struct sockaddr_in); -} - -static int is_multicast_address(struct sockaddr_in *addr) -{ - return IN_MULTICAST(ntohl(addr->sin_addr.s_addr)); -} - -static int udp_socket_create(UDPContext *s, struct sockaddr_in *addr, int *addr_len) -{ - int fd; - - fd = socket(AF_INET, SOCK_DGRAM, 0); - if (fd < 0) - return -1; - - addr->sin_family = AF_INET; - addr->sin_addr.s_addr = htonl (INADDR_ANY); - addr->sin_port = htons(s->local_port); - *addr_len = sizeof(struct sockaddr_in); - - return fd; -} - -static int udp_port(struct sockaddr_in *addr, int len) -{ - return ntohs(addr->sin_port); -} -#endif /* CONFIG_IPV6 */ - /** * If no filename is given to av_open_input_file because you want to @@ -345,11 +302,7 @@ static int udp_open(URLContext *h, const char *uri, int flags) int is_output; const char *p; char buf[256]; -#if !CONFIG_IPV6 - struct sockaddr_in my_addr; -#else struct sockaddr_storage my_addr; -#endif int len; h->is_streamed = 1;