#include "perl.h"
#include "XSUB.h"
+#ifndef VMS
+# ifdef I_SYS_TYPES
+# include <sys/types.h>
+# endif
#include <sys/socket.h>
+#ifdef I_SYS_UN
+#include <sys/un.h>
+#endif
+# ifdef I_NETINET_IN
+# include <netinet/in.h>
+# endif
+#include <netdb.h>
+#include <arpa/inet.h>
+#else
+#include "sockadapt.h"
+#endif
#ifndef AF_NBS
#undef PF_NBS
#undef PF_X25
#endif
+#ifndef INADDR_NONE
+#define INADDR_NONE 0xffffffff
+#endif /* INADDR_NONE */
+#ifndef INADDR_BROADCAST
+#define INADDR_BROADCAST 0xffffffff
+#endif /* INADDR_BROADCAST */
+#ifndef INADDR_LOOPBACK
+#define INADDR_LOOPBACK 0x7F000001
+#endif /* INADDR_LOOPBACK */
+
+#ifndef HAS_INET_ATON
+
+/*
+ * Check whether "cp" is a valid ascii representation
+ * of an Internet address and convert to a binary address.
+ * Returns 1 if the address is valid, 0 if not.
+ * This replaces inet_addr, the return value from which
+ * cannot distinguish between failure and a local broadcast address.
+ */
+static int
+my_inet_aton(cp, addr)
+register const char *cp;
+struct in_addr *addr;
+{
+ register U32 val;
+ register int base;
+ register char c;
+ int nparts;
+ const char *s;
+ unsigned int parts[4];
+ register unsigned int *pp = parts;
+
+ if (!cp)
+ return 0;
+ for (;;) {
+ /*
+ * Collect number up to ``.''.
+ * Values are specified as for C:
+ * 0x=hex, 0=octal, other=decimal.
+ */
+ val = 0; base = 10;
+ if (*cp == '0') {
+ if (*++cp == 'x' || *cp == 'X')
+ base = 16, cp++;
+ else
+ base = 8;
+ }
+ while ((c = *cp) != '\0') {
+ if (isDIGIT(c)) {
+ val = (val * base) + (c - '0');
+ cp++;
+ continue;
+ }
+ if (base == 16 && (s=strchr(hexdigit,c))) {
+ val = (val << 4) +
+ ((s - hexdigit) & 15);
+ cp++;
+ continue;
+ }
+ break;
+ }
+ if (*cp == '.') {
+ /*
+ * Internet format:
+ * a.b.c.d
+ * a.b.c (with c treated as 16-bits)
+ * a.b (with b treated as 24 bits)
+ */
+ if (pp >= parts + 3 || val > 0xff)
+ return 0;
+ *pp++ = val, cp++;
+ } else
+ break;
+ }
+ /*
+ * Check for trailing characters.
+ */
+ if (*cp && !isSPACE(*cp))
+ return 0;
+ /*
+ * Concoct the address according to
+ * the number of parts specified.
+ */
+ nparts = pp - parts + 1; /* force to an int for switch() */
+ switch (nparts) {
+
+ case 1: /* a -- 32 bits */
+ break;
+
+ case 2: /* a.b -- 8.24 bits */
+ if (val > 0xffffff)
+ return 0;
+ val |= parts[0] << 24;
+ break;
+
+ case 3: /* a.b.c -- 8.8.16 bits */
+ if (val > 0xffff)
+ return 0;
+ val |= (parts[0] << 24) | (parts[1] << 16);
+ break;
+
+ case 4: /* a.b.c.d -- 8.8.8.8 bits */
+ if (val > 0xff)
+ return 0;
+ val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8);
+ break;
+ }
+ addr->s_addr = htonl(val);
+ return 1;
+}
+
+#undef inet_aton
+#define inet_aton my_inet_aton
+
+#endif /* ! HAS_INET_ATON */
+
+
static int
not_here(s)
char *s;
return 0;
}
+
MODULE = Socket PACKAGE = Socket
double
char * name
int arg
+
+void
+inet_aton(host)
+ char * host
+ CODE:
+ {
+ struct in_addr ip_address;
+ struct hostent * phe;
+ int ok;
+
+ if (phe = gethostbyname(host)) {
+ Copy( phe->h_addr, &ip_address, phe->h_length, char );
+ ok = 1;
+ } else {
+ ok = inet_aton(host, &ip_address);
+ }
+
+ ST(0) = sv_newmortal();
+ if (ok) {
+ sv_setpvn( ST(0), (char *)&ip_address, sizeof ip_address );
+ }
+ }
+
+void
+inet_ntoa(ip_address_sv)
+ SV * ip_address_sv
+ CODE:
+ {
+ STRLEN addrlen;
+ struct in_addr addr;
+ char * addr_str;
+ char * ip_address = SvPV(ip_address_sv,addrlen);
+ if (addrlen != sizeof(addr)) {
+ croak("Bad arg length for %s, length is %d, should be %d",
+ "Socket::inet_ntoa",
+ addrlen, sizeof(addr));
+ }
+
+ Copy( ip_address, &addr, sizeof addr, char );
+ addr_str = inet_ntoa(addr);
+
+ ST(0) = sv_2mortal(newSVpv(addr_str, strlen(addr_str)));
+ }
+
+void
+pack_sockaddr_un(pathname)
+ char * pathname
+ CODE:
+ {
+#ifdef I_SYS_UN
+ struct sockaddr_un sun_ad; /* fear using sun */
+ Zero( &sun_ad, sizeof sun_ad, char );
+ sun_ad.sun_family = AF_UNIX;
+ Copy( pathname, sun_ad.sun_path, sizeof sun_ad.sun_path, char );
+ ST(0) = sv_2mortal(newSVpv((char *)&sun_ad, sizeof sun_ad));
+#else
+ ST(0) = (SV *) not_here("pack_sockaddr_un");
+#endif
+
+ }
+
+void
+unpack_sockaddr_un(sun_sv)
+ SV * sun_sv
+ CODE:
+ {
+#ifdef I_SYS_UN
+ STRLEN sockaddrlen;
+ struct sockaddr_un addr;
+ char * sun_ad = SvPV(sun_sv,sockaddrlen);
+
+ if (sockaddrlen != sizeof(addr)) {
+ croak("Bad arg length for %s, length is %d, should be %d",
+ "Socket::unpack_sockaddr_un",
+ sockaddrlen, sizeof(addr));
+ }
+
+ Copy( sun_ad, &addr, sizeof addr, char );
+
+ if ( addr.sun_family != AF_UNIX ) {
+ croak("Bad address family for %s, got %d, should be %d",
+ "Socket::unpack_sockaddr_un",
+ addr.sun_family,
+ AF_UNIX);
+ }
+ ST(0) = sv_2mortal(newSVpv(addr.sun_path, strlen(addr.sun_path)));
+#else
+ ST(0) = (SV *) not_here("unpack_sockaddr_un");
+#endif
+ }
+
+void
+pack_sockaddr_in(port,ip_address)
+ unsigned short port
+ char * ip_address
+ CODE:
+ {
+ struct sockaddr_in sin;
+
+ Zero( &sin, sizeof sin, char );
+ sin.sin_family = AF_INET;
+ sin.sin_port = htons(port);
+ Copy( ip_address, &sin.sin_addr, sizeof sin.sin_addr, char );
+
+ ST(0) = sv_2mortal(newSVpv((char *)&sin, sizeof sin));
+ }
+
+void
+unpack_sockaddr_in(sin_sv)
+ SV * sin_sv
+ PPCODE:
+ {
+ STRLEN sockaddrlen;
+ struct sockaddr_in addr;
+ unsigned short port;
+ struct in_addr ip_address;
+ char * sin = SvPV(sin_sv,sockaddrlen);
+ if (sockaddrlen != sizeof(addr)) {
+ croak("Bad arg length for %s, length is %d, should be %d",
+ "Socket::unpack_sockaddr_in",
+ sockaddrlen, sizeof(addr));
+ }
+ Copy( sin, &addr,sizeof addr, char );
+ if ( addr.sin_family != AF_INET ) {
+ croak("Bad address family for %s, got %d, should be %d",
+ "Socket::unpack_sockaddr_in",
+ addr.sin_family,
+ AF_INET);
+ }
+ port = ntohs(addr.sin_port);
+ ip_address = addr.sin_addr;
+
+ EXTEND(sp, 2);
+ PUSHs(sv_2mortal(newSViv((IV) port)));
+ PUSHs(sv_2mortal(newSVpv((char *)&ip_address,sizeof ip_address)));
+ }
+
+void
+INADDR_ANY()
+ CODE:
+ {
+ struct in_addr ip_address;
+ ip_address.s_addr = htonl(INADDR_ANY);
+ ST(0) = sv_2mortal(newSVpv((char *)&ip_address,sizeof ip_address ));
+ }
+
+void
+INADDR_LOOPBACK()
+ CODE:
+ {
+ struct in_addr ip_address;
+ ip_address.s_addr = htonl(INADDR_LOOPBACK);
+ ST(0) = sv_2mortal(newSVpv((char *)&ip_address,sizeof ip_address));
+ }
+
+void
+INADDR_NONE()
+ CODE:
+ {
+ struct in_addr ip_address;
+ ip_address.s_addr = htonl(INADDR_NONE);
+ ST(0) = sv_2mortal(newSVpv((char *)&ip_address,sizeof ip_address));
+ }
+
+void
+INADDR_BROADCAST()
+ CODE:
+ {
+ struct in_addr ip_address;
+ ip_address.s_addr = htonl(INADDR_BROADCAST);
+ ST(0) = sv_2mortal(newSVpv((char *)&ip_address,sizeof ip_address));
+ }
projects / p5sagit/p5-mst-13.2.git / blobdiff