Mercurial > dnsbl

comparison src/context.cpp @ 388:2354a1944e49

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start parsing spf txt records
author Carl Byington <carl@five-ten-sg.com>
date Mon, 06 Mar 2017 16:22:15 -0800
parents 7b7066a51c33
children bcef093b1ba6
comparison
equal deleted inserted replaced
387:616e46e9b8f0 388:2354a1944e49
1138 if (b) *b = '\0'; 1138 if (b) *b = '\0';
1139 char *s = strchr(p, '/'); 1139 char *s = strchr(p, '/');
1140 if (s) *s = '\0'; 1140 if (s) *s = '\0';
1141 in_addr ipx; 1141 in_addr ipx;
1142 if (inet_aton(p, &ipx)) { 1142 if (inet_aton(p, &ipx)) {
1143 if (s) { 1143 uint32_t ipy = htonl(ipx.s_addr);
1144 int mask = atoi(s+1); 1144 int mask = (s) ? atoi(s+1) : 32;
1145 if ((mask >= 16) && (mask <= 32)) { 1145 if ((mask >= 16) && (mask <= 32)) {
1146 int low = (1 << (32-mask)) - 1; 1146 uint32_t low = (1 << (32-mask)) - 1;
1147 ipx.s_addr &= low ^ 0xffffffff; 1147 ipy &= low ^ 0xffffffff;
1148 if ((ip >= ipx.s_addr) && (ip <= ipx.s_addr + low)) { 1148 if ((ipy <= ip) && (ip <= ipy + low)) {
1149 log(priv->queueid, "match %s", p); 1149 log(priv->queueid, "match %s", p);
1150 if (s) log(priv->queueid, "match /%s", s+1); 1150 if (s) log(priv->queueid, "match /%s", s+1);
1151 return true; 1151 return true;
1152 }
1153 } 1152 }
1154 } 1153 }
1155 } 1154 }
1156 if (b) *b = ' '; 1155 if (b) *b = ' ';
1157 if (s) *s = '/'; 1156 if (s) *s = '/';