1 enum { 2 Maxbustedmx = 100, 3 Maxdomain = 1024, 4 }; 5 6 typedef struct Node Node; 7 typedef struct Field Field; 8 typedef Node *Nodeptr; 9 #define YYSTYPE Nodeptr 10 11 struct Node { 12 Node *next; 13 int c; /* token type */ 14 char addr; /* true if this is an address */ 15 String *s; /* string representing token */ 16 String *white; /* white space following token */ 17 char *start; /* first byte for this token */ 18 char *end; /* next byte in input */ 19 }; 20 21 struct Field { 22 Field *next; 23 Node *node; 24 int source; 25 }; 26 27 typedef struct DS DS; 28 struct DS { 29 /* dist string */ 30 char buf[128]; 31 char expand[128]; 32 char *netdir; 33 char *proto; 34 char *host; 35 char *service; 36 }; 37 38 extern Field *firstfield; 39 extern Field *lastfield; 40 extern Node *usender; 41 extern Node *usys; 42 extern Node *udate; 43 extern int originator; 44 extern int destination; 45 extern int date; 46 extern int debug; 47 extern int messageid; 48 extern char *bustedmxs[Maxbustedmx]; 49 50 Node* address(Node*); 51 Node* anonymous(Node*); 52 int badfieldname(Node*); 53 Node* bang(Node*, Node*); 54 int cistrcmp(char*, char*); 55 Node* colon(Node*, Node*); 56 void dial_string_parse(char*, DS*); 57 void freefield(Field*); 58 void freenode(Node*); 59 Node* link2(Node*, Node*); 60 Node* link3(Node*, Node*, Node*); 61 int mxdial(char*, char*, char*); 62 void newfield(Node*, int); 63 Node* whiten(Node*); 64 void yycleanup(void); 65 void yyinit(char*, int); 66 int yylex(void); 67 int yyparse(void); 68 String* yywhite(void); 69