Add ip_mask

include/r3.h

@@ -81,6 +81,11 @@ struct _route {
 
     void * data;
 
+    char * ip_addr;
+    char * ip_mask;
+
+
+    // todo: take of this
     char * remote_addr_pattern;
     int    remote_addr_pattern_len;
 };
@@ -216,7 +221,8 @@ match_entry * match_entry_createl(const char * path, int path_len);
 void match_entry_free(match_entry * entry);
 
 
-
+int r3_ip_cmp(const char* a, const char* b);
+int r3_ip_mask_cmp(const char *a, const char* mask_str, const char* b);
 
 #ifdef __cplusplus
 }

src/Makefile.am

@@ -4,7 +4,7 @@ MAYBE_COVERAGE=--coverage
 
 noinst_LTLIBRARIES = libr3core.la
 # lib_LIBRARIES = libr3.a
-libr3core_la_SOURCES = node.c edge.c str.c token.c match_entry.c slug.c
+libr3core_la_SOURCES = node.c edge.c str.c token.c match_entry.c slug.c ip.c
 
 if ENABLE_JSON
 libr3core_la_SOURCES += json.c

src/ip.c

@@ -0,0 +1,48 @@
+/*
+ * ip.c
+ * Copyright (C) 2014 c9s <c9s@c9smba.local>
+ *
+ * Distributed under terms of the MIT license.
+ */
+
+
+// #include "ip.h"
+#include <string.h>
+#include <stdio.h>
+#include <arpa/inet.h>
+
+int r3_ip_cmp(const char* a, const char* b) { 
+    long al = inet_addr(a);
+    long bl = inet_addr(b);
+    return al == bl;
+}
+
+int r3_ip_mask_cmp(const char *a, const char* b, const char* mask_str) { 
+    long m = inet_addr(mask_str);
+    long al = inet_addr(a);
+    long bl = inet_addr(b);
+    return !((al ^ bl) & m);
+}
+
+
+/*
+    long in;
+    in = inet_addr("192.168.1.1");
+    printf("My unreadable addres is %ld\n", in);
+
+    in = inet_addr("8.8.8.8");
+    printf("My unreadable addres is %ld\n", in);
+    printf("My unreadable addres is %u %d\n", inet_addr("255.255.255.255"), 2 << 16 );
+    printf("My unreadable addres is %u %d\n", inet_addr("255.0.0.0") , (2 << 7) - 1 );
+    printf("My unreadable addres is %u %d\n", inet_addr("255.255.0.0") , (2 << 15) - 1 );
+    printf("My unreadable addres is %u %d\n", inet_addr("255.255.255.0") , (2 << 23) - 1 );
+
+
+    printf("My unreadable addres is %u\n", inet_addr("255.255.255.0") & inet_addr("192.168.0.1") );
+
+    struct in_addr in2;
+    in2.s_addr = inet_addr("192.168.0.1");
+
+    char *dot_ip = inet_ntoa(in2);
+    printf("%s\n", dot_ip);
+*/

tests/check_tree.c

@@ -659,6 +659,26 @@ START_TEST(test_pcre_pattern_more)
 END_TEST
 
 
+START_TEST(test_ip_cmp)
+{
+    ck_assert(r3_ip_cmp("127.0.0.1","127.0.0.1"));
+    ck_assert(!r3_ip_cmp("127.0.0.1","220.12.12.12"));
+}
+END_TEST
+
+
+
+START_TEST(test_ip_mask_cmp)
+{
+    ck_assert( r3_ip_mask_cmp("127.123.123.123" , "127.0.0.1"     , "255.0.0.0"    ));
+    ck_assert( r3_ip_mask_cmp("192.168.123.123" , "192.168.0.1"   , "255.0.0.0"    ));
+    ck_assert( r3_ip_mask_cmp("192.168.123.123" , "192.168.0.1"   , "255.255.0.0"    ));
+    ck_assert( r3_ip_mask_cmp("192.168.123.123" , "192.168.123.1" , "255.255.255.0"    ));
+
+    ck_assert(!r3_ip_mask_cmp("127.123.123.123" , "127.0.0.1", "255.255.0.0"     ));
+    ck_assert(!r3_ip_mask_cmp("127.123.123.123" , "127.0.0.1", "255.255.255.0"   ));
+}
+END_TEST
 
 
 START_TEST(test_insert_route)
@@ -722,6 +742,8 @@ Suite* r3_suite (void) {
         tcase_add_test(tcase, test_pcre_patterns_insert_2);
         tcase_add_test(tcase, test_pcre_patterns_insert_3);
         tcase_add_test(tcase, test_incomplete_slug_path);
+        tcase_add_test(tcase, test_ip_cmp);
+        tcase_add_test(tcase, test_ip_mask_cmp);
         suite_add_tcase(suite, tcase);
 
         return suite;