ref: 064a987bd8b3f3172bce73522cab9b21587bbc0e
dir: /sys/src/cmd/upas/scanmail/spam.h/
enum{ Dump = 0, /* Actions must be in order of descending importance */ HoldHeader, Hold, SaveLine, Lineoff, /* Lineoff must be the last action code */ Nactions, Nhash = 128, regexp = 1, /* types: literal string or regular expression */ string = 2, MaxHtml = 256, Hdrsize = 4096, Bodysize = 8192, Maxread = 64*1024, }; typedef struct spat Spat; typedef struct pattern Pattern; typedef struct patterns Patterns; struct spat { char* string; int len; int c1; Spat* next; Spat* alt; }; struct pattern{ struct pattern *next; int action; int type; Spat* alt; union{ Reprog* pat; Spat* spat[Nhash]; }; }; struct patterns { char *action; Pattern *strings; Pattern *regexps; }; extern int debug; extern Patterns patterns[]; extern char header[]; extern char cmd[]; extern void conv64(char*, char*, char*, int); extern int convert(char*, char*, char*, int, int); extern void* Malloc(long n); extern int matchpat(Pattern*, char*, Resub*); extern char* readmsg(Biobuf*, int*, int*); extern void parsepats(Biobuf*); extern void* Realloc(void*, ulong); extern void xprint(int, char*, Resub*);