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Diffstat (limited to 'src/include/spf.h')
| -rw-r--r-- | src/include/spf.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/include/spf.h b/src/include/spf.h new file mode 100644 index 0000000..ca20418 --- /dev/null +++ b/src/include/spf.h @@ -0,0 +1,111 @@ +#ifndef SPF_H +#define SPF_H + +#include "stralloc.h" +#include "ipalloc.h" + +/* (Internal) Processing codes */ + +#define SPF_INIT -1 +#define SPF_EXT -2 /* x */ +#define SPF_ME -3 +#define SPF_EXHAUST -4 +#define SPF_LOOP -5 +#define SPF_MULTIRR -6 +#define SPF_LOCAL -7 +#define SPF_ERROR -8 +#define SPF_NOMEM -9 +#define SPF_SYNTAX -10 /* Setup problem */ + +/* (External) Resulting codes */ + +#define SPF_OK 0 /* + Pass */ +#define SPF_NONE 1 /* o None */ +#define SPF_UNKNOWN 2 /* u Unknown method */ +#define SPF_NEUTRAL 3 /* ? Neutral */ +#define SPF_SOFTFAIL 4 /* ~ Softfail */ +#define SPF_FAIL 5 /* - Not Permitted */ +#define SPF_DNSSOFT 6 /* d From DNS; not used */ + +#define LOOKUP_LIMIT 10 + +/* spfinfo: S=remoteip|O=mailfrom|C=identity/domain|H=helo|M(echanism)=query|D=redirect|I=domain|P=problem|R:result */ + +#define SPF_DEFEXP "See http://%{d}/why.html?sender=%{s}&ip=%{i}&receiver=%{r}" + +extern int flagip6; +extern stralloc spfmf; +extern stralloc spfhelo; +extern stralloc spfinfo; +extern stralloc spfdomain; +extern stralloc dnsname; +extern stralloc spflocalrules; +extern stralloc spfrecord; +extern stralloc expdomain; +extern stralloc spfexplain; +extern stralloc spfexpmsg; + +/* this table and macro came from wget more or less */ +/* and was in turn stolen by me++ from libspf as is :) */ + +const static unsigned char urlchr_table[256] = +{ + 1, 1, 1, 1, 1, 1, 1, 1, /* NUL SOH STX ETX EOT ENQ ACK BEL */ + 1, 1, 1, 1, 1, 1, 1, 1, /* BS HT LF VT FF CR SO SI */ + 1, 1, 1, 1, 1, 1, 1, 1, /* DLE DC1 DC2 DC3 DC4 NAK SYN ETB */ + 1, 1, 1, 1, 1, 1, 1, 1, /* CAN EM SUB ESC FS GS RS US */ + 1, 0, 1, 1, 0, 1, 1, 0, /* SP ! " # $ % & ' */ + 0, 0, 0, 1, 0, 0, 0, 1, /* ( ) * + , - . / */ + 0, 0, 0, 0, 0, 0, 0, 0, /* 0 1 2 3 4 5 6 7 */ + 0, 0, 1, 1, 1, 1, 1, 1, /* 8 9 : ; < = > ? */ + 1, 0, 0, 0, 0, 0, 0, 0, /* @ A B C D E F G */ + 0, 0, 0, 0, 0, 0, 0, 0, /* H I J K L M N O */ + 0, 0, 0, 0, 0, 0, 0, 0, /* P Q R S T U V W */ + 0, 0, 0, 1, 1, 1, 1, 0, /* X Y Z [ \ ] ^ _ */ + 1, 0, 0, 0, 0, 0, 0, 0, /* ` a b c d e f g */ + 0, 0, 0, 0, 0, 0, 0, 0, /* h i j k l m n o */ + 0, 0, 0, 0, 0, 0, 0, 0, /* p q r s t u v w */ + 0, 0, 0, 1, 1, 1, 1, 1, /* x y z { | } ~ DEL */ + + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, +}; + +#define WSPACE(x) ((x) == ' ' || (x) == '\t' || (x) == '\r' || (x) == '\n') +#define NXTOK(b, p, a) do { (b) = (p); \ + while((p) < (a)->len && !WSPACE((a)->s[(p)])) ++(p); \ + while((p) < (a)->len && WSPACE((a)->s[(p)])) (a)->s[(p)++] = 0; \ + } while(0) + +/* spfdnsip.c */ + +int match_ip4(unsigned char [4],int,char [4]); +int match_ip6(unsigned char [16],int,char [16]); +int get_prefix(char *); +int spf_records(stralloc *,stralloc *); +int spf_include(char *,char *); +int spf_a(char *,char *); +int spf_mx(char *,char *); +int spf_ptr(char *,char *); +int spf_ip4(char *,char *); +int spf_ip6(char *,char *); +int spf_exists(char *,char *); + +/* spf.c */ + +int spf_query(const char *,const char *,const char *,const char *,const int); +int spf_lookup(stralloc *); +int spf_mechanism(char *,char *,char *,char *); +int spf_parse(stralloc *,char *,char *); +int spf_macros(stralloc *,char *,char *); +int spf_info(char *,const char *); + +#endif + |