innbbsd/antisplam.h


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#include "bbs.h"
#define char_lower(c)  ((c >= 'A' && c <= 'Z') ? c|32 : c)

#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[] = {"無碼", "avcd", "mp3", NULL};
    int             i;
    for (i = 0; badkey[i]; i++)
    if (strcasestr(subject, badkey[i]))
        return 1;
    return 0;
}