diff options
Diffstat (limited to 'socket_bind6.c')
-rw-r--r-- | socket_bind6.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/socket_bind6.c b/socket_bind6.c new file mode 100644 index 0000000..20b22b8 --- /dev/null +++ b/socket_bind6.c @@ -0,0 +1,43 @@ +#include <sys/param.h> +#include "sockaddr_in6.h" +#include "byte.h" +#include "socket.h" +#include "ip6.h" +#include "haveip6.h" +#include "error.h" + +int socket_bind6(int s,const char ip[16],uint16 port,uint32 scope_id) +{ +#ifdef LIBC_HAS_IP6 + struct sockaddr_in6 sa; + + if (noipv6) { +#endif + int i; + for (i=0; i<16; i++) + if (ip[i]!=0) break; + if (i==16 || ip6_isv4mapped(ip)) + return socket_bind4(s,ip+12,port); +#ifdef LIBC_HAS_IP6 + } + byte_zero(&sa,sizeof sa); + sa.sin6_family = AF_INET6; + uint16_pack_big((char *) &sa.sin6_port,port); +/* implicit: sa.sin6_flowinfo = 0; */ + byte_copy((char *) &sa.sin6_addr,16,ip); + sa.sin6_scope_id=scope_id; + + return bind(s,(struct sockaddr *) &sa,sizeof sa); +#else + errno=error_proto; + return -1; +#endif +} + +int socket_bind6_reuse(int s,const char ip[16],uint16 port,uint32 scope_id) +{ + int opt = 1; + setsockopt(s,SOL_SOCKET,SO_REUSEADDR,&opt,sizeof opt); + return socket_bind6(s,ip,port,scope_id); +} + |