1 #define PERL_NO_GET_CONTEXT
8 # include <sys/types.h>
10 # include <sys/socket.h>
11 # if defined(USE_SOCKS) && defined(I_SOCKS)
15 # define PF_INET AF_INET
16 # define PF_UNIX AF_UNIX
22 /* XXX Configure test for <netinet/in_systm.h needed XXX */
23 # if defined(NeXT) || defined(__NeXT__)
24 # include <netinet/in_systm.h>
27 # include <netinet/in.h>
33 # include <arpa/inet.h>
36 # include <netinet/tcp.h>
39 # include "sockadapt.h"
44 NETINET_DEFINE_CONTEXT
60 # define INADDR_NONE 0xffffffff
61 #endif /* INADDR_NONE */
62 #ifndef INADDR_BROADCAST
63 # define INADDR_BROADCAST 0xffffffff
64 #endif /* INADDR_BROADCAST */
65 #ifndef INADDR_LOOPBACK
66 # define INADDR_LOOPBACK 0x7F000001
67 #endif /* INADDR_LOOPBACK */
72 * Check whether "cp" is a valid ascii representation
73 * of an Internet address and convert to a binary address.
74 * Returns 1 if the address is valid, 0 if not.
75 * This replaces inet_addr, the return value from which
76 * cannot distinguish between failure and a local broadcast address.
79 my_inet_aton(register const char *cp, struct in_addr *addr)
87 unsigned int parts[4];
88 register unsigned int *pp = parts;
94 * Collect number up to ``.''.
95 * Values are specified as for C:
96 * 0x=hex, 0=octal, other=decimal.
100 if (*++cp == 'x' || *cp == 'X')
105 while ((c = *cp) != '\0') {
107 val = (val * base) + (c - '0');
111 if (base == 16 && (s=strchr(PL_hexdigit,c))) {
113 ((s - PL_hexdigit) & 15);
123 * a.b.c (with c treated as 16-bits)
124 * a.b (with b treated as 24 bits)
126 if (pp >= parts + 3 || val > 0xff)
133 * Check for trailing characters.
135 if (*cp && !isSPACE(*cp))
138 * Concoct the address according to
139 * the number of parts specified.
141 nparts = pp - parts + 1; /* force to an int for switch() */
144 case 1: /* a -- 32 bits */
147 case 2: /* a.b -- 8.24 bits */
150 val |= parts[0] << 24;
153 case 3: /* a.b.c -- 8.8.16 bits */
156 val |= (parts[0] << 24) | (parts[1] << 16);
159 case 4: /* a.b.c.d -- 8.8.8.8 bits */
162 val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8);
165 addr->s_addr = htonl(val);
170 #define inet_aton my_inet_aton
172 #endif /* ! HAS_INET_ATON */
178 croak("Socket::%s not implemented on this architecture", s);
182 #include "constants.c"
184 MODULE = Socket PACKAGE = Socket
186 INCLUDE: constants.xs
193 struct in_addr ip_address;
194 struct hostent * phe;
195 int ok = inet_aton(host, &ip_address);
197 if (!ok && (phe = gethostbyname(host))) {
198 Copy( phe->h_addr, &ip_address, phe->h_length, char );
202 ST(0) = sv_newmortal();
204 sv_setpvn( ST(0), (char *)&ip_address, sizeof ip_address );
209 inet_ntoa(ip_address_sv)
216 char * ip_address = SvPV(ip_address_sv,addrlen);
217 if (addrlen != sizeof(addr)) {
218 croak("Bad arg length for %s, length is %d, should be %d",
220 addrlen, sizeof(addr));
223 Copy( ip_address, &addr, sizeof addr, char );
224 addr_str = inet_ntoa(addr);
226 ST(0) = sv_2mortal(newSVpvn(addr_str, strlen(addr_str)));
230 pack_sockaddr_un(pathname)
235 struct sockaddr_un sun_ad; /* fear using sun */
238 Zero( &sun_ad, sizeof sun_ad, char );
239 sun_ad.sun_family = AF_UNIX;
240 len = strlen(pathname);
241 if (len > sizeof(sun_ad.sun_path))
242 len = sizeof(sun_ad.sun_path);
243 # ifdef OS2 /* Name should start with \socket\ and contain backslashes! */
248 if (pathname[0] != '/' && pathname[0] != '\\')
249 croak("Relative UNIX domain socket name '%s' unsupported", pathname);
251 || pathname[7] != '/' && pathname[7] != '\\'
252 || !strnicmp(pathname + 1, "socket", 6))
255 off = 0; /* Preserve names starting with \socket\ */
256 Copy( "\\socket", sun_ad.sun_path, off, char);
257 Copy( pathname, sun_ad.sun_path + off, len, char );
259 s = sun_ad.sun_path + off - 1;
265 # else /* !( defined OS2 ) */
266 Copy( pathname, sun_ad.sun_path, len, char );
268 if (0) not_here("dummy");
269 ST(0) = sv_2mortal(newSVpvn((char *)&sun_ad, sizeof sun_ad));
271 ST(0) = (SV *) not_here("pack_sockaddr_un");
277 unpack_sockaddr_un(sun_sv)
282 struct sockaddr_un addr;
284 char * sun_ad = SvPV(sun_sv,sockaddrlen);
287 /* On Linux sockaddrlen on sockets returned by accept, recvfrom,
288 getpeername and getsockname is not equal to sizeof(addr). */
289 if (sockaddrlen != sizeof(addr)) {
290 croak("Bad arg length for %s, length is %d, should be %d",
291 "Socket::unpack_sockaddr_un",
292 sockaddrlen, sizeof(addr));
296 Copy( sun_ad, &addr, sizeof addr, char );
298 if ( addr.sun_family != AF_UNIX ) {
299 croak("Bad address family for %s, got %d, should be %d",
300 "Socket::unpack_sockaddr_un",
305 while (*e && e < addr.sun_path + sizeof addr.sun_path)
307 ST(0) = sv_2mortal(newSVpvn(addr.sun_path, e - addr.sun_path));
309 ST(0) = (SV *) not_here("unpack_sockaddr_un");
314 pack_sockaddr_in(port,ip_address)
319 struct sockaddr_in sin;
321 Zero( &sin, sizeof sin, char );
322 sin.sin_family = AF_INET;
323 sin.sin_port = htons(port);
324 Copy( ip_address, &sin.sin_addr, sizeof sin.sin_addr, char );
326 ST(0) = sv_2mortal(newSVpvn((char *)&sin, sizeof sin));
330 unpack_sockaddr_in(sin_sv)
335 struct sockaddr_in addr;
337 struct in_addr ip_address;
338 char * sin = SvPV(sin_sv,sockaddrlen);
339 if (sockaddrlen != sizeof(addr)) {
340 croak("Bad arg length for %s, length is %d, should be %d",
341 "Socket::unpack_sockaddr_in",
342 sockaddrlen, sizeof(addr));
344 Copy( sin, &addr,sizeof addr, char );
345 if ( addr.sin_family != AF_INET ) {
346 croak("Bad address family for %s, got %d, should be %d",
347 "Socket::unpack_sockaddr_in",
351 port = ntohs(addr.sin_port);
352 ip_address = addr.sin_addr;
355 PUSHs(sv_2mortal(newSViv((IV) port)));
356 PUSHs(sv_2mortal(newSVpvn((char *)&ip_address,sizeof ip_address)));