diff options
Diffstat (limited to 'include/libbb.h')
| -rw-r--r-- | include/libbb.h | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/include/libbb.h b/include/libbb.h index 6e10cdc..3c53e5e 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -390,6 +390,7 @@ typedef struct len_and_sockaddr { } u; } len_and_sockaddr; enum { + LSA_LEN_SIZE = offsetof(len_and_sockaddr, u), LSA_SIZEOF_SA = sizeof( union { struct sockaddr sa; @@ -405,7 +406,12 @@ enum { * af == AF_UNSPEC will result in trying to create IPv6 socket, * and if kernel doesn't support it, IPv4. */ -int xsocket_type(len_and_sockaddr **lsap, USE_FEATURE_IPV6(int af,) int sock_type); +#if ENABLE_FEATURE_IPV6 +int xsocket_type(len_and_sockaddr **lsap, int af, int sock_type); +#else +int xsocket_type(len_and_sockaddr **lsap, int sock_type); +#define xsocket_type(lsap, af, sock_type) xsocket_type((lsap), (sock_type)) +#endif int xsocket_stream(len_and_sockaddr **lsap); /* Create server socket bound to bindaddr:port. bindaddr can be NULL, * numeric IP ("N.N.N.N") or numeric IPv6 address, @@ -430,14 +436,13 @@ len_and_sockaddr* host2sockaddr(const char *host, int port); /* Version which dies on error */ len_and_sockaddr* xhost2sockaddr(const char *host, int port); len_and_sockaddr* xdotted2sockaddr(const char *host, int port); -#if ENABLE_FEATURE_IPV6 /* Same, useful if you want to force family (e.g. IPv6) */ +#if !ENABLE_FEATURE_IPV6 +#define host_and_af2sockaddr(host, port, af) host2sockaddr((host), (port)) +#define xhost_and_af2sockaddr(host, port, af) xhost2sockaddr((host), (port)) +#else len_and_sockaddr* host_and_af2sockaddr(const char *host, int port, sa_family_t af); len_and_sockaddr* xhost_and_af2sockaddr(const char *host, int port, sa_family_t af); -#else -/* [we evaluate af: think about "host_and_af2sockaddr(..., af++)"] */ -#define host_and_af2sockaddr(host, port, af) ((void)(af), host2sockaddr((host), (port))) -#define xhost_and_af2sockaddr(host, port, af) ((void)(af), xhost2sockaddr((host), (port))) #endif /* Assign sin[6]_port member if the socket is an AF_INET[6] one, * otherwise no-op. Useful for ftp. |