diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/backend/utils/adt/inet_net_ntop.c | 288 | ||||
-rw-r--r-- | src/backend/utils/adt/inet_net_pton.c | 214 | ||||
-rw-r--r-- | src/backend/utils/adt/network.c | 608 | ||||
-rw-r--r-- | src/include/catalog/pg_proc.h | 4 | ||||
-rw-r--r-- | src/include/utils/builtins.h | 3 | ||||
-rw-r--r-- | src/include/utils/inet.h | 18 | ||||
-rw-r--r-- | src/test/regress/expected/inet.out | 236 | ||||
-rw-r--r-- | src/test/regress/sql/inet.sql | 8 |
8 files changed, 979 insertions, 400 deletions
diff --git a/src/backend/utils/adt/inet_net_ntop.c b/src/backend/utils/adt/inet_net_ntop.c index 1cf0dcec2bd..a355e402cb2 100644 --- a/src/backend/utils/adt/inet_net_ntop.c +++ b/src/backend/utils/adt/inet_net_ntop.c @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.12 2002/09/02 02:47:04 momjian Exp $"; +static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.13 2003/06/24 22:21:22 momjian Exp $"; #endif #include "postgres.h" @@ -27,8 +27,12 @@ static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.12 2002/09/02 02:47:04 mom #include <errno.h> +#include "utils/inet.h" #include "utils/builtins.h" +#define NS_IN6ADDRSZ 16 +#define NS_INT16SZ 2 + #ifdef SPRINTF_CHAR #define SPRINTF(x) strlen(sprintf/**/x) #else @@ -36,9 +40,13 @@ static const char rcsid[] = "$Id: inet_net_ntop.c,v 1.12 2002/09/02 02:47:04 mom #endif static char *inet_net_ntop_ipv4(const u_char *src, int bits, - char *dst, size_t size); + char *dst, size_t size); static char *inet_cidr_ntop_ipv4(const u_char *src, int bits, - char *dst, size_t size); + char *dst, size_t size); +static char *inet_net_ntop_ipv6(const u_char *src, int bits, + char *dst, size_t size); +static char *inet_cidr_ntop_ipv6(const u_char *src, int bits, + char *dst, size_t size); /* * char * @@ -55,8 +63,10 @@ inet_cidr_ntop(int af, const void *src, int bits, char *dst, size_t size) { switch (af) { - case AF_INET: + case PGSQL_AF_INET: return (inet_cidr_ntop_ipv4(src, bits, dst, size)); + case PGSQL_AF_INET6: + return (inet_cidr_ntop_ipv6(src, bits, dst, size)); default: errno = EAFNOSUPPORT; return (NULL); @@ -136,6 +146,148 @@ emsgsize: return (NULL); } +/* + * static char * + * inet_net_ntop_ipv6(src, bits, fakebits, dst, size) + * convert IPv6 network number from network to presentation format. + * generates CIDR style result always. Picks the shortest representation + * unless the IP is really IPv4. + * always prints specified number of bits (bits). + * return: + * pointer to dst, or NULL if an error occurred (check errno). + * note: + * network byte order assumed. this means 192.5.5.240/28 has + * 0x11110000 in its fourth octet. + * author: + * Vadim Kogan (UCB), June 2001 + * Original version (IPv4) by Paul Vixie (ISC), July 1996 + */ + +static char * +inet_cidr_ntop_ipv6(const u_char *src, int bits, char *dst, size_t size) +{ + u_int m; + int b; + int p; + int zero_s, zero_l, tmp_zero_s, tmp_zero_l; + int i; + int is_ipv4 = 0; + int double_colon = 0; + unsigned char inbuf[16]; + char outbuf[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255.255.255.255/128")]; + char *cp; + int words; + u_char *s; + + if (bits < 0 || bits > 128) { + errno = EINVAL; + return (NULL); + } + + cp = outbuf; + double_colon = 0; + + if (bits == 0) { + *cp++ = ':'; + *cp++ = ':'; + *cp = '\0'; + double_colon = 1; + } else { + /* Copy src to private buffer. Zero host part. */ + p = (bits + 7) / 8; + memcpy(inbuf, src, p); + memset(inbuf + p, 0, 16 - p); + b = bits % 8; + if (b != 0) { + m = ~0 << (8 - b); + inbuf[p-1] &= m; + } + + s = inbuf; + + /* how many words need to be displayed in output */ + words = (bits + 15) / 16; + if (words == 1) + words = 2; + + /* Find the longest substring of zero's */ + zero_s = zero_l = tmp_zero_s = tmp_zero_l = 0; + for (i = 0; i < (words * 2); i += 2) { + if ((s[i] | s[i+1]) == 0) { + if (tmp_zero_l == 0) + tmp_zero_s = i / 2; + tmp_zero_l++; + } else { + if (tmp_zero_l && zero_l < tmp_zero_l) { + zero_s = tmp_zero_s; + zero_l = tmp_zero_l; + tmp_zero_l = 0; + } + } + } + + if (tmp_zero_l && zero_l < tmp_zero_l) { + zero_s = tmp_zero_s; + zero_l = tmp_zero_l; + } + + if (zero_l != words && zero_s == 0 && ((zero_l == 6) || + ((zero_l == 5 && s[10] == 0xff && s[11] == 0xff) || + ((zero_l == 7 && s[14] != 0 && s[15] != 1))))) + is_ipv4 = 1; + + /* Format whole words. */ + for (p = 0; p < words; p++) { + if (zero_l != 0 && p >= zero_s && p < zero_s + zero_l) { + /* Time to skip some zeros */ + if (p == zero_s) + *cp++ = ':'; + if (p == words - 1) { + *cp++ = ':'; + double_colon = 1; + } + s++; + s++; + continue; + } + + if (is_ipv4 && p > 5 ) { + *cp++ = (p == 6) ? ':' : '.'; + cp += SPRINTF((cp, "%u", *s++)); + /* we can potentially drop the last octet */ + if (p != 7 || bits > 120) { + *cp++ = '.'; + cp += SPRINTF((cp, "%u", *s++)); + } + } else { + if (cp != outbuf) + *cp++ = ':'; + cp += SPRINTF((cp, "%x", *s * 256 + s[1])); + s += 2; + } + } + } + + if (!double_colon) { + if (bits < 128 - 32) + cp += SPRINTF((cp, "::", bits)); + else if (bits < 128 - 16) + cp += SPRINTF((cp, ":0", bits)); + } + + /* Format CIDR /width. */ + SPRINTF((cp, "/%u", bits)); + + if (strlen(outbuf) + 1 > size) + goto emsgsize; + strcpy(dst, outbuf); + + return (dst); + +emsgsize: + errno = EMSGSIZE; + return (NULL); +} /* * char * @@ -156,8 +308,10 @@ inet_net_ntop(int af, const void *src, int bits, char *dst, size_t size) { switch (af) { - case AF_INET: + case PGSQL_AF_INET: return (inet_net_ntop_ipv4(src, bits, dst, size)); + case PGSQL_AF_INET6: + return (inet_net_ntop_ipv6(src, bits, dst, size)); default: errno = EAFNOSUPPORT; return (NULL); @@ -217,3 +371,127 @@ emsgsize: errno = EMSGSIZE; return (NULL); } + +static int +decoct(const u_char *src, int bytes, char *dst, size_t size) { + char *odst = dst; + char *t; + int b; + + for (b = 1; b <= bytes; b++) { + if (size < sizeof "255.") + return (0); + t = dst; + dst += SPRINTF((dst, "%u", *src++)); + if (b != bytes) { + *dst++ = '.'; + *dst = '\0'; + } + size -= (size_t)(dst - t); + } + return (dst - odst); +} + +static char * +inet_net_ntop_ipv6(const u_char *src, int bits, char *dst, size_t size) +{ + /* + * Note that int32_t and int16_t need only be "at least" large enough + * to contain a value of the specified size. On some systems, like + * Crays, there is no such thing as an integer variable with 16 bits. + * Keep this in mind if you think this function should have been coded + * to use pointer overlays. All the world's not a VAX. + */ + char tmp[sizeof "ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255/128"]; + char *tp; + struct { int base, len; } best, cur; + u_int words[NS_IN6ADDRSZ / NS_INT16SZ]; + int i; + + if ((bits < -1) || (bits > 128)) { + errno = EINVAL; + return (NULL); + } + + /* + * Preprocess: + * Copy the input (bytewise) array into a wordwise array. + * Find the longest run of 0x00's in src[] for :: shorthanding. + */ + memset(words, '\0', sizeof words); + for (i = 0; i < NS_IN6ADDRSZ; i++) + words[i / 2] |= (src[i] << ((1 - (i % 2)) << 3)); + best.base = -1; + cur.base = -1; + for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++) { + if (words[i] == 0) { + if (cur.base == -1) + cur.base = i, cur.len = 1; + else + cur.len++; + } else { + if (cur.base != -1) { + if (best.base == -1 || cur.len > best.len) + best = cur; + cur.base = -1; + } + } + } + if (cur.base != -1) { + if (best.base == -1 || cur.len > best.len) + best = cur; + } + if (best.base != -1 && best.len < 2) + best.base = -1; + + /* + * Format the result. + */ + tp = tmp; + for (i = 0; i < (NS_IN6ADDRSZ / NS_INT16SZ); i++) { + /* Are we inside the best run of 0x00's? */ + if (best.base != -1 && i >= best.base && + i < (best.base + best.len)) { + if (i == best.base) + *tp++ = ':'; + continue; + } + /* Are we following an initial run of 0x00s or any real hex? */ + if (i != 0) + *tp++ = ':'; + /* Is this address an encapsulated IPv4? */ + if (i == 6 && best.base == 0 && (best.len == 6 || + (best.len == 7 && words[7] != 0x0001) || + (best.len == 5 && words[5] == 0xffff))) { + int n; + + n = decoct(src+12, 4, tp, sizeof tmp - (tp - tmp)); + if (n == 0) { + errno = EMSGSIZE; + return (NULL); + } + tp += strlen(tp); + break; + } + tp += SPRINTF((tp, "%x", words[i])); + } + + /* Was it a trailing run of 0x00's? */ + if (best.base != -1 && (best.base + best.len) == + (NS_IN6ADDRSZ / NS_INT16SZ)) + *tp++ = ':'; + *tp = '\0'; + + if (bits != -1 && bits != 128) + tp += SPRINTF((tp, "/%u", bits)); + + /* + * Check for overflow, copy, and we're done. + */ + if ((size_t)(tp - tmp) > size) { + errno = EMSGSIZE; + return (NULL); + } + strcpy(dst, tmp); + return (dst); +} diff --git a/src/backend/utils/adt/inet_net_pton.c b/src/backend/utils/adt/inet_net_pton.c index 2df36de1e9d..4c7ca9d618a 100644 --- a/src/backend/utils/adt/inet_net_pton.c +++ b/src/backend/utils/adt/inet_net_pton.c @@ -16,7 +16,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static const char rcsid[] = "$Id: inet_net_pton.c,v 1.14 2002/09/02 02:47:04 momjian Exp $"; +static const char rcsid[] = "$Id: inet_net_pton.c,v 1.15 2003/06/24 22:21:22 momjian Exp $"; #endif #include "postgres.h" @@ -29,16 +29,14 @@ static const char rcsid[] = "$Id: inet_net_pton.c,v 1.14 2002/09/02 02:47:04 mom #include <ctype.h> #include <errno.h> -#include "utils/builtins.h" +#include "utils/inet.h" -#ifdef SPRINTF_CHAR -#define SPRINTF(x) strlen(sprintf/**/x) -#else -#define SPRINTF(x) ((size_t)sprintf x) -#endif +#include "utils/builtins.h" static int inet_net_pton_ipv4(const char *src, u_char *dst); static int inet_cidr_pton_ipv4(const char *src, u_char *dst, size_t size); +static int inet_net_pton_ipv6(const char *src, u_char *dst); +static int inet_cidr_pton_ipv6(const char *src, u_char *dst, size_t size); /* * static int @@ -63,10 +61,14 @@ inet_net_pton(int af, const char *src, void *dst, size_t size) { switch (af) { - case AF_INET: + case PGSQL_AF_INET: return size == -1 ? inet_net_pton_ipv4(src, dst) : inet_cidr_pton_ipv4(src, dst, size); + case PGSQL_AF_INET6: + return size == -1 ? + inet_net_pton_ipv6(src, dst) : + inet_cidr_pton_ipv6(src, dst, size); default: errno = EAFNOSUPPORT; return (-1); @@ -335,3 +337,199 @@ emsgsize: errno = EMSGSIZE; return (-1); } + +static int +getbits(const char *src, int *bitsp) { + static const char digits[] = "0123456789"; + int n; + int val; + char ch; + + val = 0; + n = 0; + while ((ch = *src++) != '\0') { + const char *pch; + + pch = strchr(digits, ch); + if (pch != NULL) { + if (n++ != 0 && val == 0) /* no leading zeros */ + return (0); + val *= 10; + val += (pch - digits); + if (val > 128) /* range */ + return (0); + continue; + } + return (0); + } + if (n == 0) + return (0); + *bitsp = val; + return (1); +} + +static int +getv4(const char *src, u_char *dst, int *bitsp) { + static const char digits[] = "0123456789"; + u_char *odst = dst; + int n; + u_int val; + char ch; + + val = 0; + n = 0; + while ((ch = *src++) != '\0') { + const char *pch; + + pch = strchr(digits, ch); + if (pch != NULL) { + if (n++ != 0 && val == 0) /* no leading zeros */ + return (0); + val *= 10; + val += (pch - digits); + if (val > 255) /* range */ + return (0); + continue; + } + if (ch == '.' || ch == '/') { + if (dst - odst > 3) /* too many octets? */ + return (0); + *dst++ = val; + if (ch == '/') + return (getbits(src, bitsp)); + val = 0; + n = 0; + continue; + } + return (0); + } + if (n == 0) + return (0); + if (dst - odst > 3) /* too many octets? */ + return (0); + *dst++ = val; + return (1); +} + +static int +inet_net_pton_ipv6(const char *src, u_char *dst) +{ + return inet_cidr_pton_ipv6(src, dst, 16); +} + +#define NS_IN6ADDRSZ 16 +#define NS_INT16SZ 2 +#define NS_INADDRSZ 4 + +static int +inet_cidr_pton_ipv6(const char *src, u_char *dst, size_t size) { + static const char xdigits_l[] = "0123456789abcdef", + xdigits_u[] = "0123456789ABCDEF"; + u_char tmp[NS_IN6ADDRSZ], *tp, *endp, *colonp; + const char *xdigits, *curtok; + int ch, saw_xdigit; + u_int val; + int digits; + int bits; + + if (size < NS_IN6ADDRSZ) + goto emsgsize; + + memset((tp = tmp), '\0', NS_IN6ADDRSZ); + endp = tp + NS_IN6ADDRSZ; + colonp = NULL; + /* Leading :: requires some special handling. */ + if (*src == ':') + if (*++src != ':') + goto enoent; + curtok = src; + saw_xdigit = 0; + val = 0; + digits = 0; + bits = -1; + while ((ch = *src++) != '\0') { + const char *pch; + + if ((pch = strchr((xdigits = xdigits_l), ch)) == NULL) + pch = strchr((xdigits = xdigits_u), ch); + if (pch != NULL) { + val <<= 4; + val |= (pch - xdigits); + if (++digits > 4) + goto enoent; + saw_xdigit = 1; + continue; + } + if (ch == ':') { + curtok = src; + if (!saw_xdigit) { + if (colonp) + goto enoent; + colonp = tp; + continue; + } else if (*src == '\0') + goto enoent; + if (tp + NS_INT16SZ > endp) + return (0); + *tp++ = (u_char) (val >> 8) & 0xff; + *tp++ = (u_char) val & 0xff; + saw_xdigit = 0; + digits = 0; + val = 0; + continue; + } + if (ch == '.' && ((tp + NS_INADDRSZ) <= endp) && + getv4(curtok, tp, &bits) > 0) { + tp += NS_INADDRSZ; + saw_xdigit = 0; + break; /* '\0' was seen by inet_pton4(). */ + } + if (ch == '/' && getbits(src, &bits) > 0) + break; + goto enoent; + } + if (saw_xdigit) { + if (tp + NS_INT16SZ > endp) + goto enoent; + *tp++ = (u_char) (val >> 8) & 0xff; + *tp++ = (u_char) val & 0xff; + } + if (bits == -1) + bits = 128; + + endp = tmp + 16; + + if (colonp != NULL) { + /* + * Since some memmove()'s erroneously fail to handle + * overlapping regions, we'll do the shift by hand. + */ + const int n = tp - colonp; + int i; + + if (tp == endp) + goto enoent; + for (i = 1; i <= n; i++) { + endp[- i] = colonp[n - i]; + colonp[n - i] = 0; + } + tp = endp; + } + if (tp != endp) + goto enoent; + + /* + * Copy out the result. + */ + memcpy(dst, tmp, NS_IN6ADDRSZ); + + return (bits); + + enoent: + errno = ENOENT; + return (-1); + + emsgsize: + errno = EMSGSIZE; + return (-1); +} diff --git a/src/backend/utils/adt/network.c b/src/backend/utils/adt/network.c index 3bc645c988b..213bf5d2f66 100644 --- a/src/backend/utils/adt/network.c +++ b/src/backend/utils/adt/network.c @@ -1,9 +1,7 @@ /* - * PostgreSQL type definitions for the INET type. This - * is for IP V4 CIDR notation, but prepared for V6: just - * add the necessary bits where the comments indicate. + * PostgreSQL type definitions for the INET and CIDR types. * - * $Header: /cvsroot/pgsql/src/backend/utils/adt/network.c,v 1.41 2003/05/13 18:03:07 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/adt/network.c,v 1.42 2003/06/24 22:21:22 momjian Exp $ * * Jon Postel RIP 16 Oct 1998 */ @@ -23,16 +21,14 @@ static Datum text_network(text *src, int type); static int32 network_cmp_internal(inet *a1, inet *a2); -static int v4bitncmp(unsigned long a1, unsigned long a2, int bits); -static bool v4addressOK(unsigned long a1, int bits); +static int bitncmp(void *l, void *r, int n); +static bool addressOK(unsigned char *a, int bits, int family); +static int ip_addrsize(inet *inetptr); /* - * Access macros. Add IPV6 support. + * Access macros. */ -#define ip_addrsize(inetptr) \ - (((inet_struct *)VARDATA(inetptr))->family == AF_INET ? 4 : -1) - #define ip_family(inetptr) \ (((inet_struct *)VARDATA(inetptr))->family) @@ -42,42 +38,68 @@ static bool v4addressOK(unsigned long a1, int bits); #define ip_type(inetptr) \ (((inet_struct *)VARDATA(inetptr))->type) -#define ip_v4addr(inetptr) \ - (((inet_struct *)VARDATA(inetptr))->addr.ipv4_addr) +#define ip_addr(inetptr) \ + (((inet_struct *)VARDATA(inetptr))->ip_addr) + +#define ip_maxbits(inetptr) \ + (ip_family(inetptr) == PGSQL_AF_INET ? 32 : 128) + +/* + * Now, as a function! + * Return the number of bytes of storage needed for this data type. + */ +static int +ip_addrsize(inet *inetptr) +{ + switch (ip_family(inetptr)) { + case PGSQL_AF_INET: + return 4; + case PGSQL_AF_INET6: + return 16; + default: + return -1; + } +} /* Common input routine */ static inet * network_in(char *src, int type) { - int bits; + int bits; inet *dst; - /* make sure any unused bits in a CIDR value are zeroed */ dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct)); - /* First, try for an IP V4 address: */ - ip_family(dst) = AF_INET; - bits = inet_net_pton(ip_family(dst), src, &ip_v4addr(dst), - type ? ip_addrsize(dst) : -1); - if ((bits < 0) || (bits > 32)) - { - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "invalid %s value '%s'", - type ? "CIDR" : "INET", src); - } - /* - * Error check: CIDR values must not have any bits set beyond the - * masklen. XXX this code is not IPV6 ready. + * First, check to see if this is an IPv6 or IPv4 address. IPv6 + * addresses will have a : somewhere in them (several, in fact) so + * if there is one present, assume it's V6, otherwise assume it's V4. */ - if (type) + + if (strchr(src, ':') != NULL) { + ip_family(dst) = PGSQL_AF_INET6; + } else { + ip_family(dst) = PGSQL_AF_INET; + } + + bits = inet_net_pton(ip_family(dst), src, ip_addr(dst), + type ? ip_addrsize(dst) : -1); + if ((bits < 0) || (bits > ip_maxbits(dst))) + elog(ERROR, "invalid %s value '%s'", + type ? "CIDR" : "INET", src); + + /* + * Error check: CIDR values must not have any bits set beyond + * the masklen. + */ + if (type) { - if (!v4addressOK(ip_v4addr(dst), bits)) + if (!addressOK(ip_addr(dst), bits, ip_family(dst))) elog(ERROR, "invalid CIDR value '%s': has bits set to right of mask", src); } VARATT_SIZEP(dst) = VARHDRSZ - + ((char *) &ip_v4addr(dst) - (char *) VARDATA(dst)) + + ((char *) ip_addr(dst) - (char *) VARDATA(dst)) + ip_addrsize(dst); ip_bits(dst) = bits; ip_type(dst) = type; @@ -110,32 +132,20 @@ Datum inet_out(PG_FUNCTION_ARGS) { inet *src = PG_GETARG_INET_P(0); - char tmp[sizeof("255.255.255.255/32")]; + char tmp[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255.255.255.255/128")]; char *dst; int len; - if (ip_family(src) == AF_INET) + dst = inet_net_ntop(ip_family(src), ip_addr(src), ip_bits(src), + tmp, sizeof(tmp)); + if (dst == NULL) + elog(ERROR, "unable to print address (%s)", strerror(errno)); + /* For CIDR, add /n if not present */ + if (ip_type(src) && strchr(tmp, '/') == NULL) { - /* It's an IP V4 address: */ - - /* - * Use inet style for both inet and cidr, since we don't want - * abbreviated CIDR style here. - */ - dst = inet_net_ntop(AF_INET, &ip_v4addr(src), ip_bits(src), - tmp, sizeof(tmp)); - if (dst == NULL) - elog(ERROR, "unable to print address (%s)", strerror(errno)); - /* For CIDR, add /n if not present */ - if (ip_type(src) && strchr(tmp, '/') == NULL) - { - len = strlen(tmp); - snprintf(tmp + len, sizeof(tmp) - len, "/%u", ip_bits(src)); - } + len = strlen(tmp); + snprintf(tmp + len, sizeof(tmp) - len, "/%u", ip_bits(src)); } - else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(src)); PG_RETURN_CSTRING(pstrdup(tmp)); } @@ -172,7 +182,7 @@ inet_recv(PG_FUNCTION_ARGS) if (ip_family(addr) != AF_INET) elog(ERROR, "Invalid family in external inet"); bits = pq_getmsgbyte(buf); - if (bits < 0 || bits > 32) + if (bits < 0 || bits > ip_maxbits(addr)) elog(ERROR, "Invalid bits in external inet"); ip_bits(addr) = bits; ip_type(addr) = pq_getmsgbyte(buf); @@ -183,10 +193,10 @@ inet_recv(PG_FUNCTION_ARGS) elog(ERROR, "Invalid length in external inet"); VARATT_SIZEP(addr) = VARHDRSZ - + ((char *) &ip_v4addr(addr) - (char *) VARDATA(addr)) + + ((char *)ip_addr(addr) - (char *) VARDATA(addr)) + ip_addrsize(addr); - addrptr = (char *) &ip_v4addr(addr); + addrptr = (char *)ip_addr(addr); for (i = 0; i < nb; i++) addrptr[i] = pq_getmsgbyte(buf); @@ -196,7 +206,7 @@ inet_recv(PG_FUNCTION_ARGS) */ if (ip_type(addr)) { - if (!v4addressOK(ip_v4addr(addr), bits)) + if (!addressOK(ip_addr(addr), bits, ip_family(addr))) elog(ERROR, "invalid external CIDR value: has bits set to right of mask"); } @@ -230,7 +240,7 @@ inet_send(PG_FUNCTION_ARGS) if (nb < 0) nb = 0; pq_sendbyte(&buf, nb); - addrptr = (char *) &ip_v4addr(addr); + addrptr = (char *)ip_addr(addr); for (i = 0; i < nb; i++) pq_sendbyte(&buf, addrptr[i]); PG_RETURN_BYTEA_P(pq_endtypsend(&buf)); @@ -257,6 +267,7 @@ text_network(text *src, int type) PG_RETURN_INET_P(network_in(str, type)); } + Datum text_cidr(PG_FUNCTION_ARGS) { @@ -276,8 +287,11 @@ inet_set_masklen(PG_FUNCTION_ARGS) int bits = PG_GETARG_INT32(1); inet *dst; - if ((bits < 0) || (bits > 32)) /* no support for v6 yet */ - elog(ERROR, "set_masklen - invalid value '%d'", bits); + if ( bits == -1 ) + bits = ip_maxbits(src); + + if ((bits < 0) || (bits > ip_maxbits(src))) + elog(ERROR, "set_masklen - invalid value '%d'", bits); /* clone the original data */ dst = (inet *) palloc(VARHDRSZ + sizeof(inet_struct)); @@ -302,26 +316,21 @@ inet_set_masklen(PG_FUNCTION_ARGS) static int32 network_cmp_internal(inet *a1, inet *a2) { - if (ip_family(a1) == AF_INET && ip_family(a2) == AF_INET) + if (ip_family(a1) == ip_family(a2)) { int order; - order = v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), - Min(ip_bits(a1), ip_bits(a2))); + order = bitncmp(ip_addr(a1), ip_addr(a2), + Min(ip_bits(a1), ip_bits(a2))); if (order != 0) return order; order = ((int) ip_bits(a1)) - ((int) ip_bits(a2)); if (order != 0) return order; - return v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), 32); - } - else - { - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "cannot compare address families %d and %d", - ip_family(a1), ip_family(a2)); - return 0; /* keep compiler quiet */ + return bitncmp(ip_addr(a1), ip_addr(a2), ip_maxbits(a1)); } + + return ip_family(a1) - ip_family(a2); } Datum @@ -399,18 +408,13 @@ network_sub(PG_FUNCTION_ARGS) inet *a1 = PG_GETARG_INET_P(0); inet *a2 = PG_GETARG_INET_P(1); - if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) + if (ip_family(a1) == ip_family(a2)) { PG_RETURN_BOOL(ip_bits(a1) > ip_bits(a2) - && v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a2)) == 0); - } - else - { - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "cannot compare address families %d and %d", - ip_family(a1), ip_family(a2)); - PG_RETURN_BOOL(false); + && bitncmp(ip_addr(a1), ip_addr(a2), ip_bits(a2)) == 0); } + + PG_RETURN_BOOL(false); } Datum @@ -419,18 +423,13 @@ network_subeq(PG_FUNCTION_ARGS) inet *a1 = PG_GETARG_INET_P(0); inet *a2 = PG_GETARG_INET_P(1); - if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) + if (ip_family(a1) == ip_family(a2)) { PG_RETURN_BOOL(ip_bits(a1) >= ip_bits(a2) - && v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a2)) == 0); - } - else - { - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "cannot compare address families %d and %d", - ip_family(a1), ip_family(a2)); - PG_RETURN_BOOL(false); + && bitncmp(ip_addr(a1), ip_addr(a2), ip_bits(a2)) == 0); } + + PG_RETURN_BOOL(false); } Datum @@ -439,18 +438,13 @@ network_sup(PG_FUNCTION_ARGS) inet *a1 = PG_GETARG_INET_P(0); inet *a2 = PG_GETARG_INET_P(1); - if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) + if (ip_family(a1) == ip_family(a2)) { PG_RETURN_BOOL(ip_bits(a1) < ip_bits(a2) - && v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1)) == 0); - } - else - { - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "cannot compare address families %d and %d", - ip_family(a1), ip_family(a2)); - PG_RETURN_BOOL(false); + && bitncmp(ip_addr(a1), ip_addr(a2), ip_bits(a1)) == 0); } + + PG_RETURN_BOOL(false); } Datum @@ -459,18 +453,13 @@ network_supeq(PG_FUNCTION_ARGS) inet *a1 = PG_GETARG_INET_P(0); inet *a2 = PG_GETARG_INET_P(1); - if ((ip_family(a1) == AF_INET) && (ip_family(a2) == AF_INET)) + if (ip_family(a1) == ip_family(a2)) { PG_RETURN_BOOL(ip_bits(a1) <= ip_bits(a2) - && v4bitncmp(ip_v4addr(a1), ip_v4addr(a2), ip_bits(a1)) == 0); - } - else - { - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "cannot compare address families %d and %d", - ip_family(a1), ip_family(a2)); - PG_RETURN_BOOL(false); + && bitncmp(ip_addr(a1), ip_addr(a2), ip_bits(a1)) == 0); } + + PG_RETURN_BOOL(false); } /* @@ -482,19 +471,13 @@ network_host(PG_FUNCTION_ARGS) inet *ip = PG_GETARG_INET_P(0); text *ret; int len; - char *ptr, - tmp[sizeof("255.255.255.255/32")]; + char *ptr; + char tmp[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255.255.255.255/128")]; - if (ip_family(ip) == AF_INET) - { - /* It's an IP V4 address: */ - /* force display of 32 bits, regardless of masklen... */ - if (inet_net_ntop(AF_INET, &ip_v4addr(ip), 32, tmp, sizeof(tmp)) == NULL) - elog(ERROR, "unable to print host (%s)", strerror(errno)); - } - else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); + /* force display of max bits, regardless of masklen... */ + if (inet_net_ntop(ip_family(ip), ip_addr(ip), ip_maxbits(ip), + tmp, sizeof(tmp)) == NULL) + elog(ERROR, "unable to print host (%s)", strerror(errno)); /* Suppress /n if present (shouldn't happen now) */ if ((ptr = strchr(tmp, '/')) != NULL) @@ -514,24 +497,17 @@ network_show(PG_FUNCTION_ARGS) inet *ip = PG_GETARG_INET_P(0); text *ret; int len; - char tmp[sizeof("255.255.255.255/32")]; + char tmp[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255.255.255.255/128")]; - if (ip_family(ip) == AF_INET) + if (inet_net_ntop(ip_family(ip), ip_addr(ip), ip_maxbits(ip), + tmp, sizeof(tmp)) == NULL) + elog(ERROR, "unable to print host (%s)", strerror(errno)); + /* Add /n if not present (which it won't be) */ + if (strchr(tmp, '/') == NULL) { - /* It's an IP V4 address: */ - /* force display of 32 bits, regardless of masklen... */ - if (inet_net_ntop(AF_INET, &ip_v4addr(ip), 32, tmp, sizeof(tmp)) == NULL) - elog(ERROR, "unable to print host (%s)", strerror(errno)); - /* Add /n if not present (which it won't be) */ - if (strchr(tmp, '/') == NULL) - { - len = strlen(tmp); - snprintf(tmp + len, sizeof(tmp) - len, "/%u", ip_bits(ip)); - } + len = strlen(tmp); + snprintf(tmp + len, sizeof(tmp) - len, "/%u", ip_bits(ip)); } - else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); /* Return string as a text datum */ len = strlen(tmp); @@ -548,24 +524,18 @@ network_abbrev(PG_FUNCTION_ARGS) text *ret; char *dst; int len; - char tmp[sizeof("255.255.255.255/32")]; + char tmp[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255.255.255.255/128")]; - if (ip_family(ip) == AF_INET) - { - /* It's an IP V4 address: */ - if (ip_type(ip)) - dst = inet_cidr_ntop(AF_INET, &ip_v4addr(ip), ip_bits(ip), - tmp, sizeof(tmp)); - else - dst = inet_net_ntop(AF_INET, &ip_v4addr(ip), ip_bits(ip), - tmp, sizeof(tmp)); - - if (dst == NULL) - elog(ERROR, "unable to print address (%s)", strerror(errno)); - } + if (ip_type(ip)) + dst = inet_cidr_ntop(ip_family(ip), ip_addr(ip), + ip_bits(ip), tmp, sizeof(tmp)); else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); + dst = inet_net_ntop(ip_family(ip), ip_addr(ip), + ip_bits(ip), tmp, sizeof(tmp)); + + if (dst == NULL) + elog(ERROR, "unable to print address (%s)", + strerror(errno)); /* Return string as a text datum */ len = strlen(tmp); @@ -584,39 +554,66 @@ network_masklen(PG_FUNCTION_ARGS) } Datum +network_family(PG_FUNCTION_ARGS) +{ + inet *ip = PG_GETARG_INET_P(0); + + switch (ip_family(ip)) { + case PGSQL_AF_INET: + PG_RETURN_INT32(4); + break; + case PGSQL_AF_INET6: + PG_RETURN_INT32(6); + break; + default: + PG_RETURN_INT32(0); + break; + } +} + +Datum network_broadcast(PG_FUNCTION_ARGS) { inet *ip = PG_GETARG_INET_P(0); inet *dst; + int byte; + int bits; + int maxbytes; + unsigned char mask; + unsigned char *a, *b; /* make sure any unused bits are zeroed */ dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct)); - if (ip_family(ip) == AF_INET) - { - /* It's an IP V4 address: */ - unsigned long mask = 0xffffffff; - - /* - * Shifting by 32 or more bits does not yield portable results, so - * don't try it. - */ - if (ip_bits(ip) < 32) - mask >>= ip_bits(ip); - else - mask = 0; - - ip_v4addr(dst) = htonl(ntohl(ip_v4addr(ip)) | mask); + if (ip_family(ip) == PGSQL_AF_INET) { + maxbytes = 4; + } else { + maxbytes = 16; } - else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); + + bits = ip_bits(ip); + a = ip_addr(ip); + b = ip_addr(dst); + + for (byte = 0 ; byte < maxbytes ; byte++) { + if (bits >= 8) { + mask = 0x00; + bits -= 8; + } else if (bits == 0) { + mask = 0xff; + } else { + mask = 0xff >> bits; + bits = 0; + } + + b[byte] = a[byte] | mask; + } ip_family(dst) = ip_family(ip); ip_bits(dst) = ip_bits(ip); ip_type(dst) = 0; VARATT_SIZEP(dst) = VARHDRSZ - + ((char *) &ip_v4addr(dst) - (char *) VARDATA(dst)) + + ((char *) ip_addr(dst) - (char *) VARDATA(dst)) + ip_addrsize(dst); PG_RETURN_INET_P(dst); @@ -627,35 +624,44 @@ network_network(PG_FUNCTION_ARGS) { inet *ip = PG_GETARG_INET_P(0); inet *dst; + int byte; + int bits; + int maxbytes; + unsigned char mask; + unsigned char *a, *b; /* make sure any unused bits are zeroed */ dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct)); - if (ip_family(ip) == AF_INET) - { - /* It's an IP V4 address: */ - unsigned long mask = 0xffffffff; - - /* - * Shifting by 32 or more bits does not yield portable results, so - * don't try it. - */ - if (ip_bits(ip) > 0) - mask <<= (32 - ip_bits(ip)); - else - mask = 0; - - ip_v4addr(dst) = htonl(ntohl(ip_v4addr(ip)) & mask); + if (ip_family(ip) == PGSQL_AF_INET) { + maxbytes = 4; + } else { + maxbytes = 16; } - else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); + + bits = ip_bits(ip); + a = ip_addr(ip); + b = ip_addr(dst); + + byte = 0; + while (bits) { + if (bits >= 8) { + mask = 0xff; + bits -= 8; + } else { + mask = 0xff << (8 - bits); + bits = 0; + } + + b[byte] = a[byte] & mask; + byte++; + } ip_family(dst) = ip_family(ip); ip_bits(dst) = ip_bits(ip); ip_type(dst) = 1; VARATT_SIZEP(dst) = VARHDRSZ - + ((char *) &ip_v4addr(dst) - (char *) VARDATA(dst)) + + ((char *) ip_addr(dst) - (char *) VARDATA(dst)) + ip_addrsize(dst); PG_RETURN_INET_P(dst); @@ -666,36 +672,43 @@ network_netmask(PG_FUNCTION_ARGS) { inet *ip = PG_GETARG_INET_P(0); inet *dst; + int byte; + int bits; + int maxbytes; + unsigned char mask; + unsigned char *b; /* make sure any unused bits are zeroed */ dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct)); - if (ip_family(ip) == AF_INET) - { - /* It's an IP V4 address: */ - unsigned long mask = 0xffffffff; + if (ip_family(ip) == PGSQL_AF_INET) { + maxbytes = 4; + } else { + maxbytes = 16; + } - /* - * Shifting by 32 or more bits does not yield portable results, so - * don't try it. - */ - if (ip_bits(ip) > 0) - mask <<= (32 - ip_bits(ip)); - else - mask = 0; + bits = ip_bits(ip); + b = ip_addr(dst); + + byte = 0; + while (bits) { + if (bits >= 8) { + mask = 0xff; + bits -= 8; + } else { + mask = 0xff << (8 - bits); + bits = 0; + } - ip_v4addr(dst) = htonl(mask); - - ip_bits(dst) = 32; - } - else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); + b[byte] = mask; + byte++; + } ip_family(dst) = ip_family(ip); + ip_bits(dst) = ip_bits(ip); ip_type(dst) = 0; VARATT_SIZEP(dst) = VARHDRSZ - + ((char *) &ip_v4addr(dst) - (char *) VARDATA(dst)) + + ((char *)ip_addr(dst) - (char *) VARDATA(dst)) + ip_addrsize(dst); PG_RETURN_INET_P(dst); @@ -706,36 +719,43 @@ network_hostmask(PG_FUNCTION_ARGS) { inet *ip = PG_GETARG_INET_P(0); inet *dst; + int byte; + int bits; + int maxbytes; + unsigned char mask; + unsigned char *b; /* make sure any unused bits are zeroed */ dst = (inet *) palloc0(VARHDRSZ + sizeof(inet_struct)); - if (ip_family(ip) == AF_INET) - { - /* It's an IP V4 address: */ - unsigned long mask = 0xffffffff; - - /* - * Only shift if the mask len is < 32 bits .. - */ - - if (ip_bits(ip) < 32) - mask >>= ip_bits(ip); - else - mask = 0; + if (ip_family(ip) == PGSQL_AF_INET) { + maxbytes = 4; + } else { + maxbytes = 16; + } - ip_v4addr(dst) = htonl(mask); + bits = ip_maxbits(ip) - ip_bits(ip); + b = ip_addr(dst); + + byte = maxbytes - 1; + while (bits) { + if (bits >= 8) { + mask = 0xff; + bits -= 8; + } else { + mask = 0xff >> (8 - bits); + bits = 0; + } - ip_bits(dst) = 32; - } - else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); + b[byte] = mask; + byte--; + } ip_family(dst) = ip_family(ip); + ip_bits(dst) = ip_bits(ip); ip_type(dst) = 0; VARATT_SIZEP(dst) = VARHDRSZ - + ((char *) &ip_v4addr(dst) - (char *) VARDATA(dst)) + + ((char *)ip_addr(dst) - (char *) VARDATA(dst)) + ip_addrsize(dst); PG_RETURN_INET_P(dst); @@ -760,12 +780,26 @@ convert_network_to_scalar(Datum value, Oid typid) case CIDROID: { inet *ip = DatumGetInetP(value); - - if (ip_family(ip) == AF_INET) - return (double) ip_v4addr(ip); + int len; + double res; + int i; + + /* + * Note that we don't use the full address + * here. + */ + if (ip_family(ip) == PGSQL_AF_INET) + len = 4; else - /* Go for an IPV6 address here, before faulting out: */ - elog(ERROR, "unknown address family (%d)", ip_family(ip)); + len = 5; + + res = ip_family(ip); + for (i = 0 ; i < len ; i++) { + res *= 256; + res += ip_addr(ip)[i]; + } + return res; + break; } case MACADDROID: @@ -788,53 +822,80 @@ convert_network_to_scalar(Datum value, Oid typid) return 0; } - /* - * Bitwise comparison for V4 addresses. Add V6 implementation! + * int + * bitncmp(l, r, n) + * compare bit masks l and r, for n bits. + * return: + * -1, 1, or 0 in the libc tradition. + * note: + * network byte order assumed. this means 192.5.5.240/28 has + * 0x11110000 in its fourth octet. + * author: + * Paul Vixie (ISC), June 1996 */ - static int -v4bitncmp(unsigned long a1, unsigned long a2, int bits) -{ - unsigned long mask; - - /* - * Shifting by 32 or more bits does not yield portable results, so - * don't try it. - */ - if (bits > 0) - mask = (0xFFFFFFFFL << (32 - bits)) & 0xFFFFFFFFL; - else - mask = 0; - a1 = ntohl(a1); - a2 = ntohl(a2); - if ((a1 & mask) < (a2 & mask)) - return (-1); - else if ((a1 & mask) > (a2 & mask)) - return (1); +bitncmp(void *l, void *r, int n) +{ + u_int lb, rb; + int x, b; + + b = n / 8; + x = memcmp(l, r, b); + if (x) + return (x); + + lb = ((const u_char *)l)[b]; + rb = ((const u_char *)r)[b]; + for (b = n % 8; b > 0; b--) { + if ((lb & 0x80) != (rb & 0x80)) { + if (lb & 0x80) + return (1); + return (-1); + } + lb <<= 1; + rb <<= 1; + } return (0); } -/* - * Returns true if given address fits fully within the specified bit width. - */ static bool -v4addressOK(unsigned long a1, int bits) -{ - unsigned long mask; +addressOK(unsigned char *a, int bits, int family) +{ + int byte; + int nbits; + int maxbits; + int maxbytes; + unsigned char mask; + + if (family == PGSQL_AF_INET) { + maxbits = 32; + maxbytes = 4; + } else { + maxbits = 128; + maxbytes = 16; + } +#if 0 + assert(bits <= maxbits); +#endif + + if (bits == maxbits) + return 1; + + byte = (bits + 7) / 8; + nbits = bits % 8; + mask = 0xff; + if (bits != 0) + mask >>= nbits; + + while (byte < maxbytes) { + if ((a[byte] & mask) != 0) + return 0; + mask = 0xff; + byte++; + } - /* - * Shifting by 32 or more bits does not yield portable results, so - * don't try it. - */ - if (bits > 0) - mask = (0xFFFFFFFFL << (32 - bits)) & 0xFFFFFFFFL; - else - mask = 0; - a1 = ntohl(a1); - if ((a1 & mask) == a1) - return true; - return false; + return 1; } @@ -852,15 +913,16 @@ network_scan_first(Datum in) /* * return "last" IP on a given network. It's the broadcast address, - * however, masklen has to be set to 32, since + * however, masklen has to be set to its max btis, since * 192.168.0.255/24 is considered less than 192.168.0.255/32 * - * NB: this is not IPv6 ready ... + * inet_set_masklen() hacked to max out the masklength to 128 for IPv6 + * and 32 for IPv4 when given '-1' as argument. */ Datum network_scan_last(Datum in) { return DirectFunctionCall2(inet_set_masklen, DirectFunctionCall1(network_broadcast, in), - Int32GetDatum(32)); + Int32GetDatum(-1)); } diff --git a/src/include/catalog/pg_proc.h b/src/include/catalog/pg_proc.h index 6cf727cc64b..80d80b59397 100644 --- a/src/include/catalog/pg_proc.h +++ b/src/include/catalog/pg_proc.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: pg_proc.h,v 1.304 2003/06/22 22:04:55 tgl Exp $ + * $Id: pg_proc.h,v 1.305 2003/06/24 22:21:23 momjian Exp $ * * NOTES * The script catalog/genbki.sh reads this file and generates .bki @@ -2369,6 +2369,8 @@ DESCR("is-supernet-or-equal"); /* inet/cidr functions */ DATA(insert OID = 605 ( abbrev PGNSP PGUID 12 f f t f i 1 25 "869" network_abbrev - _null_ )); DESCR("abbreviated display of inet/cidr value"); +DATA(insert OID = 711 ( family PGNSP PGUID 12 f f t f i 1 23 "869" network_family - _null_ )); +DESCR("return address family (4 for IPv4, 6 for IPv6)"); DATA(insert OID = 683 ( network PGNSP PGUID 12 f f t f i 1 650 "869" network_network - _null_ )); DESCR("network part of address"); DATA(insert OID = 696 ( netmask PGNSP PGUID 12 f f t f i 1 869 "869" network_netmask - _null_ )); diff --git a/src/include/utils/builtins.h b/src/include/utils/builtins.h index 42e9a84c77b..099b1ffa378 100644 --- a/src/include/utils/builtins.h +++ b/src/include/utils/builtins.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: builtins.h,v 1.219 2003/05/26 00:11:28 tgl Exp $ + * $Id: builtins.h,v 1.220 2003/06/24 22:21:23 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -644,6 +644,7 @@ extern Datum network_network(PG_FUNCTION_ARGS); extern Datum network_netmask(PG_FUNCTION_ARGS); extern Datum network_hostmask(PG_FUNCTION_ARGS); extern Datum network_masklen(PG_FUNCTION_ARGS); +extern Datum network_family(PG_FUNCTION_ARGS); extern Datum network_broadcast(PG_FUNCTION_ARGS); extern Datum network_host(PG_FUNCTION_ARGS); extern Datum network_show(PG_FUNCTION_ARGS); diff --git a/src/include/utils/inet.h b/src/include/utils/inet.h index c5a100a54d9..dd6df6d56da 100644 --- a/src/include/utils/inet.h +++ b/src/include/utils/inet.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: inet.h,v 1.13 2002/06/20 20:29:53 momjian Exp $ + * $Id: inet.h,v 1.14 2003/06/24 22:21:23 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -23,14 +23,20 @@ typedef struct unsigned char family; unsigned char bits; unsigned char type; - union - { - unsigned int ipv4_addr; /* network byte order */ - /* add IPV6 address type here */ - } addr; + unsigned char ip_addr[16]; /* 128 bits of address */ } inet_struct; /* + * Referencing all of the non-AF_INET types to AF_INET lets us work on + * machines which may not have the appropriate address family (like + * inet6 addresses when AF_INET6 isn't present) but doesn't cause a + * dump/reload requirement. Existing databases used AF_INET for the family + * type on disk. + */ +#define PGSQL_AF_INET (AF_INET + 0) +#define PGSQL_AF_INET6 (AF_INET + 1) + +/* * Both INET and CIDR addresses are represented within Postgres as varlena * objects, ie, there is a varlena header (basically a length word) in front * of the struct type depicted above. diff --git a/src/test/regress/expected/inet.out b/src/test/regress/expected/inet.out index 59983f5f23c..e4295923281 100644 --- a/src/test/regress/expected/inet.out +++ b/src/test/regress/expected/inet.out @@ -19,110 +19,132 @@ INSERT INTO INET_TBL (c, i) VALUES ('10.1', '10.1.2.3/16'); INSERT INTO INET_TBL (c, i) VALUES ('10', '10.1.2.3/8'); INSERT INTO INET_TBL (c, i) VALUES ('10', '11.1.2.3/8'); INSERT INTO INET_TBL (c, i) VALUES ('10', '9.1.2.3/8'); +INSERT INTO INET_TBL (c, i) VALUES ('10:23::f1', '10:23::f1/64'); +INSERT INTO INET_TBL (c, i) VALUES ('10:23::8000/113', '10:23::ffff'); +INSERT INTO INET_TBL (c, i) VALUES ('::ffff:1.2.3.4', '::4.3.2.1/24'); -- check that CIDR rejects invalid input: INSERT INTO INET_TBL (c, i) VALUES ('192.168.1.2/24', '192.168.1.226'); ERROR: invalid CIDR value '192.168.1.2/24': has bits set to right of mask +INSERT INTO INET_TBL (c, i) VALUES ('1234::1234::1234', '::1.2.3.4'); +ERROR: invalid CIDR value '1234::1234::1234' -- check that CIDR rejects invalid input when converting from text: INSERT INTO INET_TBL (c, i) VALUES (cidr('192.168.1.2/24'), '192.168.1.226'); ERROR: invalid CIDR value '192.168.1.2/24': has bits set to right of mask +INSERT INTO INET_TBL (c, i) VALUES (cidr('ffff:ffff:ffff:ffff::/24'), '::192.168.1.226'); +ERROR: invalid CIDR value 'ffff:ffff:ffff:ffff::/24': has bits set to right of mask SELECT '' AS ten, c AS cidr, i AS inet FROM INET_TBL; - ten | cidr | inet ------+----------------+------------------ - | 192.168.1.0/24 | 192.168.1.226/24 - | 192.168.1.0/24 | 192.168.1.226 - | 192.168.1.0/24 | 192.168.1.0/24 - | 192.168.1.0/24 | 192.168.1.0/25 - | 192.168.1.0/24 | 192.168.1.255/24 - | 192.168.1.0/24 | 192.168.1.255/25 - | 10.0.0.0/8 | 10.1.2.3/8 - | 10.0.0.0/32 | 10.1.2.3/8 - | 10.1.2.3/32 | 10.1.2.3 - | 10.1.2.0/24 | 10.1.2.3/24 - | 10.1.0.0/16 | 10.1.2.3/16 - | 10.0.0.0/8 | 10.1.2.3/8 - | 10.0.0.0/8 | 11.1.2.3/8 - | 10.0.0.0/8 | 9.1.2.3/8 -(14 rows) + ten | cidr | inet +-----+--------------------+------------------ + | 192.168.1.0/24 | 192.168.1.226/24 + | 192.168.1.0/24 | 192.168.1.226 + | 192.168.1.0/24 | 192.168.1.0/24 + | 192.168.1.0/24 | 192.168.1.0/25 + | 192.168.1.0/24 | 192.168.1.255/24 + | 192.168.1.0/24 | 192.168.1.255/25 + | 10.0.0.0/8 | 10.1.2.3/8 + | 10.0.0.0/32 | 10.1.2.3/8 + | 10.1.2.3/32 | 10.1.2.3 + | 10.1.2.0/24 | 10.1.2.3/24 + | 10.1.0.0/16 | 10.1.2.3/16 + | 10.0.0.0/8 | 10.1.2.3/8 + | 10.0.0.0/8 | 11.1.2.3/8 + | 10.0.0.0/8 | 9.1.2.3/8 + | 10:23::f1/128 | 10:23::f1/64 + | 10:23::8000/113 | 10:23::ffff + | ::ffff:1.2.3.4/128 | ::4.3.2.1/24 +(17 rows) -- now test some support functions -SELECT '' AS ten, i AS inet, host(i), text(i) FROM INET_TBL; - ten | inet | host | text ------+------------------+---------------+------------------ - | 192.168.1.226/24 | 192.168.1.226 | 192.168.1.226/24 - | 192.168.1.226 | 192.168.1.226 | 192.168.1.226/32 - | 192.168.1.0/24 | 192.168.1.0 | 192.168.1.0/24 - | 192.168.1.0/25 | 192.168.1.0 | 192.168.1.0/25 - | 192.168.1.255/24 | 192.168.1.255 | 192.168.1.255/24 - | 192.168.1.255/25 | 192.168.1.255 | 192.168.1.255/25 - | 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8 - | 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8 - | 10.1.2.3 | 10.1.2.3 | 10.1.2.3/32 - | 10.1.2.3/24 | 10.1.2.3 | 10.1.2.3/24 - | 10.1.2.3/16 | 10.1.2.3 | 10.1.2.3/16 - | 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8 - | 11.1.2.3/8 | 11.1.2.3 | 11.1.2.3/8 - | 9.1.2.3/8 | 9.1.2.3 | 9.1.2.3/8 -(14 rows) +SELECT '' AS ten, i AS inet, host(i), text(i), family(i) FROM INET_TBL; + ten | inet | host | text | family +-----+------------------+---------------+------------------+-------- + | 192.168.1.226/24 | 192.168.1.226 | 192.168.1.226/24 | 4 + | 192.168.1.226 | 192.168.1.226 | 192.168.1.226/32 | 4 + | 192.168.1.0/24 | 192.168.1.0 | 192.168.1.0/24 | 4 + | 192.168.1.0/25 | 192.168.1.0 | 192.168.1.0/25 | 4 + | 192.168.1.255/24 | 192.168.1.255 | 192.168.1.255/24 | 4 + | 192.168.1.255/25 | 192.168.1.255 | 192.168.1.255/25 | 4 + | 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8 | 4 + | 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8 | 4 + | 10.1.2.3 | 10.1.2.3 | 10.1.2.3/32 | 4 + | 10.1.2.3/24 | 10.1.2.3 | 10.1.2.3/24 | 4 + | 10.1.2.3/16 | 10.1.2.3 | 10.1.2.3/16 | 4 + | 10.1.2.3/8 | 10.1.2.3 | 10.1.2.3/8 | 4 + | 11.1.2.3/8 | 11.1.2.3 | 11.1.2.3/8 | 4 + | 9.1.2.3/8 | 9.1.2.3 | 9.1.2.3/8 | 4 + | 10:23::f1/64 | 10:23::f1 | 10:23::f1/64 | 6 + | 10:23::ffff | 10:23::ffff | 10:23::ffff/128 | 6 + | ::4.3.2.1/24 | ::4.3.2.1 | ::4.3.2.1/24 | 6 +(17 rows) SELECT '' AS ten, c AS cidr, broadcast(c), i AS inet, broadcast(i) FROM INET_TBL; - ten | cidr | broadcast | inet | broadcast ------+----------------+------------------+------------------+------------------ - | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226/24 | 192.168.1.255/24 - | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226 | 192.168.1.226 - | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24 | 192.168.1.255/24 - | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/25 | 192.168.1.127/25 - | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/24 | 192.168.1.255/24 - | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/25 | 192.168.1.255/25 - | 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8 - | 10.0.0.0/32 | 10.0.0.0 | 10.1.2.3/8 | 10.255.255.255/8 - | 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3 | 10.1.2.3 - | 10.1.2.0/24 | 10.1.2.255/24 | 10.1.2.3/24 | 10.1.2.255/24 - | 10.1.0.0/16 | 10.1.255.255/16 | 10.1.2.3/16 | 10.1.255.255/16 - | 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8 - | 10.0.0.0/8 | 10.255.255.255/8 | 11.1.2.3/8 | 11.255.255.255/8 - | 10.0.0.0/8 | 10.255.255.255/8 | 9.1.2.3/8 | 9.255.255.255/8 -(14 rows) + ten | cidr | broadcast | inet | broadcast +-----+--------------------+------------------+------------------+--------------------------------------- + | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226/24 | 192.168.1.255/24 + | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.226 | 192.168.1.226 + | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24 | 192.168.1.255/24 + | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/25 | 192.168.1.127/25 + | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/24 | 192.168.1.255/24 + | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.255/25 | 192.168.1.255/25 + | 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8 + | 10.0.0.0/32 | 10.0.0.0 | 10.1.2.3/8 | 10.255.255.255/8 + | 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3 | 10.1.2.3 + | 10.1.2.0/24 | 10.1.2.255/24 | 10.1.2.3/24 | 10.1.2.255/24 + | 10.1.0.0/16 | 10.1.255.255/16 | 10.1.2.3/16 | 10.1.255.255/16 + | 10.0.0.0/8 | 10.255.255.255/8 | 10.1.2.3/8 | 10.255.255.255/8 + | 10.0.0.0/8 | 10.255.255.255/8 | 11.1.2.3/8 | 11.255.255.255/8 + | 10.0.0.0/8 | 10.255.255.255/8 | 9.1.2.3/8 | 9.255.255.255/8 + | 10:23::f1/128 | 10:23::f1 | 10:23::f1/64 | 10:23::ffff:ffff:ffff:ffff/64 + | 10:23::8000/113 | 10:23::ffff/113 | 10:23::ffff | 10:23::ffff + | ::ffff:1.2.3.4/128 | ::ffff:1.2.3.4 | ::4.3.2.1/24 | 0:ff:ffff:ffff:ffff:ffff:ffff:ffff/24 +(17 rows) SELECT '' AS ten, c AS cidr, network(c) AS "network(cidr)", i AS inet, network(i) AS "network(inet)" FROM INET_TBL; - ten | cidr | network(cidr) | inet | network(inet) ------+----------------+----------------+------------------+------------------ - | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226/24 | 192.168.1.0/24 - | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226 | 192.168.1.226/32 - | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24 - | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/25 | 192.168.1.0/25 - | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24 - | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/25 | 192.168.1.128/25 - | 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8 - | 10.0.0.0/32 | 10.0.0.0/32 | 10.1.2.3/8 | 10.0.0.0/8 - | 10.1.2.3/32 | 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3/32 - | 10.1.2.0/24 | 10.1.2.0/24 | 10.1.2.3/24 | 10.1.2.0/24 - | 10.1.0.0/16 | 10.1.0.0/16 | 10.1.2.3/16 | 10.1.0.0/16 - | 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8 - | 10.0.0.0/8 | 10.0.0.0/8 | 11.1.2.3/8 | 11.0.0.0/8 - | 10.0.0.0/8 | 10.0.0.0/8 | 9.1.2.3/8 | 9.0.0.0/8 -(14 rows) + ten | cidr | network(cidr) | inet | network(inet) +-----+--------------------+--------------------+------------------+------------------ + | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226/24 | 192.168.1.0/24 + | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.226 | 192.168.1.226/32 + | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/24 + | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.0/25 | 192.168.1.0/25 + | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/24 | 192.168.1.0/24 + | 192.168.1.0/24 | 192.168.1.0/24 | 192.168.1.255/25 | 192.168.1.128/25 + | 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8 + | 10.0.0.0/32 | 10.0.0.0/32 | 10.1.2.3/8 | 10.0.0.0/8 + | 10.1.2.3/32 | 10.1.2.3/32 | 10.1.2.3 | 10.1.2.3/32 + | 10.1.2.0/24 | 10.1.2.0/24 | 10.1.2.3/24 | 10.1.2.0/24 + | 10.1.0.0/16 | 10.1.0.0/16 | 10.1.2.3/16 | 10.1.0.0/16 + | 10.0.0.0/8 | 10.0.0.0/8 | 10.1.2.3/8 | 10.0.0.0/8 + | 10.0.0.0/8 | 10.0.0.0/8 | 11.1.2.3/8 | 11.0.0.0/8 + | 10.0.0.0/8 | 10.0.0.0/8 | 9.1.2.3/8 | 9.0.0.0/8 + | 10:23::f1/128 | 10:23::f1/128 | 10:23::f1/64 | 10:23::/64 + | 10:23::8000/113 | 10:23::8000/113 | 10:23::ffff | 10:23::ffff/128 + | ::ffff:1.2.3.4/128 | ::ffff:1.2.3.4/128 | ::4.3.2.1/24 | ::/24 +(17 rows) SELECT '' AS ten, c AS cidr, masklen(c) AS "masklen(cidr)", i AS inet, masklen(i) AS "masklen(inet)" FROM INET_TBL; - ten | cidr | masklen(cidr) | inet | masklen(inet) ------+----------------+---------------+------------------+--------------- - | 192.168.1.0/24 | 24 | 192.168.1.226/24 | 24 - | 192.168.1.0/24 | 24 | 192.168.1.226 | 32 - | 192.168.1.0/24 | 24 | 192.168.1.0/24 | 24 - | 192.168.1.0/24 | 24 | 192.168.1.0/25 | 25 - | 192.168.1.0/24 | 24 | 192.168.1.255/24 | 24 - | 192.168.1.0/24 | 24 | 192.168.1.255/25 | 25 - | 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8 - | 10.0.0.0/32 | 32 | 10.1.2.3/8 | 8 - | 10.1.2.3/32 | 32 | 10.1.2.3 | 32 - | 10.1.2.0/24 | 24 | 10.1.2.3/24 | 24 - | 10.1.0.0/16 | 16 | 10.1.2.3/16 | 16 - | 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8 - | 10.0.0.0/8 | 8 | 11.1.2.3/8 | 8 - | 10.0.0.0/8 | 8 | 9.1.2.3/8 | 8 -(14 rows) + ten | cidr | masklen(cidr) | inet | masklen(inet) +-----+--------------------+---------------+------------------+--------------- + | 192.168.1.0/24 | 24 | 192.168.1.226/24 | 24 + | 192.168.1.0/24 | 24 | 192.168.1.226 | 32 + | 192.168.1.0/24 | 24 | 192.168.1.0/24 | 24 + | 192.168.1.0/24 | 24 | 192.168.1.0/25 | 25 + | 192.168.1.0/24 | 24 | 192.168.1.255/24 | 24 + | 192.168.1.0/24 | 24 | 192.168.1.255/25 | 25 + | 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8 + | 10.0.0.0/32 | 32 | 10.1.2.3/8 | 8 + | 10.1.2.3/32 | 32 | 10.1.2.3 | 32 + | 10.1.2.0/24 | 24 | 10.1.2.3/24 | 24 + | 10.1.0.0/16 | 16 | 10.1.2.3/16 | 16 + | 10.0.0.0/8 | 8 | 10.1.2.3/8 | 8 + | 10.0.0.0/8 | 8 | 11.1.2.3/8 | 8 + | 10.0.0.0/8 | 8 | 9.1.2.3/8 | 8 + | 10:23::f1/128 | 128 | 10:23::f1/64 | 64 + | 10:23::8000/113 | 113 | 10:23::ffff | 128 + | ::ffff:1.2.3.4/128 | 128 | ::4.3.2.1/24 | 24 +(17 rows) SELECT '' AS four, c AS cidr, masklen(c) AS "masklen(cidr)", i AS inet, masklen(i) AS "masklen(inet)" FROM INET_TBL @@ -149,23 +171,26 @@ SELECT '' AS ten, i, c, i << c AS sb, i <<= c AS sbe, i >> c AS sup, i >>= c AS spe FROM INET_TBL; - ten | i | c | lt | le | eq | ge | gt | ne | sb | sbe | sup | spe ------+------------------+----------------+----+----+----+----+----+----+----+-----+-----+----- - | 192.168.1.226/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t - | 192.168.1.226 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f - | 192.168.1.0/24 | 192.168.1.0/24 | f | t | t | t | f | f | f | t | f | t - | 192.168.1.0/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f - | 192.168.1.255/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t - | 192.168.1.255/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f - | 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t - | 10.1.2.3/8 | 10.0.0.0/32 | t | t | f | f | f | t | f | f | t | t - | 10.1.2.3 | 10.1.2.3/32 | f | t | t | t | f | f | f | t | f | t - | 10.1.2.3/24 | 10.1.2.0/24 | f | f | f | t | t | t | f | t | f | t - | 10.1.2.3/16 | 10.1.0.0/16 | f | f | f | t | t | t | f | t | f | t - | 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t - | 11.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | f | f | f - | 9.1.2.3/8 | 10.0.0.0/8 | t | t | f | f | f | t | f | f | f | f -(14 rows) + ten | i | c | lt | le | eq | ge | gt | ne | sb | sbe | sup | spe +-----+------------------+--------------------+----+----+----+----+----+----+----+-----+-----+----- + | 192.168.1.226/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t + | 192.168.1.226 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f + | 192.168.1.0/24 | 192.168.1.0/24 | f | t | t | t | f | f | f | t | f | t + | 192.168.1.0/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f + | 192.168.1.255/24 | 192.168.1.0/24 | f | f | f | t | t | t | f | t | f | t + | 192.168.1.255/25 | 192.168.1.0/24 | f | f | f | t | t | t | t | t | f | f + | 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t + | 10.1.2.3/8 | 10.0.0.0/32 | t | t | f | f | f | t | f | f | t | t + | 10.1.2.3 | 10.1.2.3/32 | f | t | t | t | f | f | f | t | f | t + | 10.1.2.3/24 | 10.1.2.0/24 | f | f | f | t | t | t | f | t | f | t + | 10.1.2.3/16 | 10.1.0.0/16 | f | f | f | t | t | t | f | t | f | t + | 10.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | t | f | t + | 11.1.2.3/8 | 10.0.0.0/8 | f | f | f | t | t | t | f | f | f | f + | 9.1.2.3/8 | 10.0.0.0/8 | t | t | f | f | f | t | f | f | f | f + | 10:23::f1/64 | 10:23::f1/128 | t | t | f | f | f | t | f | f | t | t + | 10:23::ffff | 10:23::8000/113 | f | f | f | t | t | t | t | t | f | f + | ::4.3.2.1/24 | ::ffff:1.2.3.4/128 | t | t | f | f | f | t | f | f | t | t +(17 rows) -- check the conversion to/from text and set_netmask SELECT '' AS ten, set_masklen(inet(text(i)), 24) FROM INET_TBL; @@ -185,7 +210,10 @@ SELECT '' AS ten, set_masklen(inet(text(i)), 24) FROM INET_TBL; | 10.1.2.3/24 | 11.1.2.3/24 | 9.1.2.3/24 -(14 rows) + | 10:23::f1/24 + | 10:23::ffff/24 + | ::4.3.2.1/24 +(17 rows) -- check that index works correctly CREATE INDEX inet_idx1 ON inet_tbl(i); diff --git a/src/test/regress/sql/inet.sql b/src/test/regress/sql/inet.sql index d62337d4d42..ecae68f6e9a 100644 --- a/src/test/regress/sql/inet.sql +++ b/src/test/regress/sql/inet.sql @@ -20,16 +20,20 @@ INSERT INTO INET_TBL (c, i) VALUES ('10.1', '10.1.2.3/16'); INSERT INTO INET_TBL (c, i) VALUES ('10', '10.1.2.3/8'); INSERT INTO INET_TBL (c, i) VALUES ('10', '11.1.2.3/8'); INSERT INTO INET_TBL (c, i) VALUES ('10', '9.1.2.3/8'); +INSERT INTO INET_TBL (c, i) VALUES ('10:23::f1', '10:23::f1/64'); +INSERT INTO INET_TBL (c, i) VALUES ('10:23::8000/113', '10:23::ffff'); +INSERT INTO INET_TBL (c, i) VALUES ('::ffff:1.2.3.4', '::4.3.2.1/24'); -- check that CIDR rejects invalid input: INSERT INTO INET_TBL (c, i) VALUES ('192.168.1.2/24', '192.168.1.226'); +INSERT INTO INET_TBL (c, i) VALUES ('1234::1234::1234', '::1.2.3.4'); -- check that CIDR rejects invalid input when converting from text: INSERT INTO INET_TBL (c, i) VALUES (cidr('192.168.1.2/24'), '192.168.1.226'); - +INSERT INTO INET_TBL (c, i) VALUES (cidr('ffff:ffff:ffff:ffff::/24'), '::192.168.1.226'); SELECT '' AS ten, c AS cidr, i AS inet FROM INET_TBL; -- now test some support functions -SELECT '' AS ten, i AS inet, host(i), text(i) FROM INET_TBL; +SELECT '' AS ten, i AS inet, host(i), text(i), family(i) FROM INET_TBL; SELECT '' AS ten, c AS cidr, broadcast(c), i AS inet, broadcast(i) FROM INET_TBL; SELECT '' AS ten, c AS cidr, network(c) AS "network(cidr)", |