Initial revision

git-svn-id: http://opensvn.csie.org/pttbbs/pttbbs/trunk/pttbbs@1 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

1 files changed, 37 insertions, 0 deletions

diff --git a/innbbsd/antisplam.h b/innbbsd/antisplam.h
new file mode 100644
index 00000000..30289da1
--- /dev/null
+++ b/innbbsd/antisplam.h
@@ -0,0 +1,37 @@
+#define char_lower(c)  ((c >= 'A' && c <= 'Z') ? c|32 : c)
+
+/*void
+str_lower(t, s)
+  char *t, *s;*/
+void str_lower(char *t, char *s)
+{
+  register char ch;
+  do
+  {
+    ch = *s++;
+    *t++ = char_lower(ch);
+  } while (ch);
+}
+
+#if 0 /* string.h , libc */
+int
+strcasestr(str, tag)
+  char *str, *tag;              /* tag : lower-case string */
+{
+  char buf[256];
+
+  str_lower(buf, str);
+  return (int) strstr(buf, tag);
+}
+#endif
+
+int
+bad_subject(char *subject)
+{
+   char *badkey[] = {"µL½X","avcd","mp3",NULL};
+   int i;
+   for(i=0; badkey[i]; i++)
+     if(strcasestr(subject, badkey[i])) return 1;
+   return 0;
+}           
+