newsearch/newsearch.h

   1 #include "../nick/nick.h"
   2 #include "../parser/parser.h"
   3 #include "../channel/channel.h"
   4 #include "../lib/flags.h"
   5 #include "../authext/authext.h"
   6
   7 #define    SEARCHTYPE_CHANNEL     1
   8 #define    SEARCHTYPE_NICK        2
   9 #define    SEARCHTYPE_USER        3
  10
  11
  12 #define    NSMAX_KILL_LIMIT       500
  13 #define    NSMAX_GLINE_LIMIT      500
  14
  15
  16 #define    NSMAX_GLINE_CLONES     5
  17
  18
  19 /* gline duration, in seconds */
  20 #define    NSGLINE_DURATION       3600
  21
  22 #define    NSMAX_REASON_LEN       120
  23 #define    NSMAX_NOTICE_LEN       250
  24
  25
  26 #define    RETURNTYPE_BOOL        0x01
  27 #define    RETURNTYPE_INT         0x02
  28 #define    RETURNTYPE_STRING      0x03
  29 #define    RETURNTYPE_TYPE        0xFF
  30 #define    RETURNTYPE_CONST       0x100
  31
  32 #define    VARIABLE_LEN    10
  33 #define    MAX_VARIABLES   10
  34
  35 struct searchNode;
  36 struct searchCtx;
  37 struct coercedata;
  38
  39 typedef struct searchNode *(*searchParseFunc)(struct searchCtx *ctx, int type, char *input);
  40 typedef void (*replyFunc)(nick *np, char *format, ...);
  41 typedef void (*wallFunc)(int level, char *format, ...);
  42
  43 typedef struct searchNode *(*parseFunc)(struct searchCtx *, int, int, char **);
  44 typedef void (*freeFunc)(struct searchCtx *, struct searchNode *);
  45 typedef void *(*exeFunc)(struct searchCtx *, struct searchNode *, void *);
  46 typedef void (*ChanDisplayFunc)(struct searchCtx *, nick *, chanindex *);
  47 typedef void (*NickDisplayFunc)(struct searchCtx *, nick *, nick *);
  48 typedef void (*UserDisplayFunc)(struct searchCtx *, nick *, authname *);
  49 typedef void (*HeaderFunc)(void *sender, void *arg);
  50
  51 struct coercedata {
  52   struct searchNode *child;
  53   union {
  54     char *stringbuf;
  55     unsigned long val;
  56   } u;
  57 };
  58
  59 typedef struct searchNode {
  60   int returntype;
  61   exeFunc  exe;
  62   freeFunc free;
  63   void *localdata;
  64 } searchNode;
  65
  66 struct searchVariable {
  67   char name[VARIABLE_LEN];
  68   struct searchNode data;
  69   struct coercedata cdata;
  70 };
  71
  72 typedef struct searchCtx {
  73   searchParseFunc parser;
  74   replyFunc reply;
  75   wallFunc wall;
  76   void *arg;
  77   struct searchVariable vars[MAX_VARIABLES];
  78   int lastvar;
  79 } searchCtx;
  80
  81 /* Core functions */
  82 /* Logical  (BOOL -> BOOL)*/
  83 struct searchNode *and_parse(searchCtx *ctx, int type, int argc, char **argv);
  84 struct searchNode *not_parse(searchCtx *ctx, int type, int argc, char **argv);
  85 struct searchNode *or_parse(searchCtx *ctx, int type, int argc, char **argv);
  86
  87 /* Comparison (INT -> BOOL) */
  88 struct searchNode *eq_parse(searchCtx *ctx, int type, int argc, char **argv);
  89 struct searchNode *lt_parse(searchCtx *ctx, int type, int argc, char **argv);
  90 struct searchNode *gt_parse(searchCtx *ctx, int type, int argc, char **argv);
  91
  92 /* String match (STRING -> BOOL) */
  93 struct searchNode *match_parse(searchCtx *ctx, int type, int argc, char **argv);
  94 struct searchNode *regex_parse(searchCtx *ctx, int type, int argc, char **argv);
  95
  96 /* Length (STRING -> INT) */
  97 struct searchNode *length_parse(searchCtx *ctx, int type, int argc, char **argv);
  98
  99 /* kill/gline actions (BOOL) */
 100 struct searchNode *kill_parse(searchCtx *ctx, int type, int argc, char **argv);
 101 struct searchNode *gline_parse(searchCtx *ctx, int type, int argc, char **argv);
 102
 103 /* notice action (BOOL) */
 104 struct searchNode *notice_parse(searchCtx *ctx, int type, int argc, char **argv);
 105
 106 /* Nick/Channel functions (various types) */
 107 struct searchNode *nick_parse(searchCtx *ctx, int type, int argc, char **argv);
 108 struct searchNode *modes_parse(searchCtx *ctx, int type, int argc, char **argv);
 109
 110 /* Nick functions (various types) */
 111 struct searchNode *hostmask_parse(searchCtx *ctx, int type, int argc, char **argv);
 112 struct searchNode *realname_parse(searchCtx *ctx, int type, int argc, char **argv);
 113 struct searchNode *authname_parse(searchCtx *ctx, int type, int argc, char **argv);
 114 struct searchNode *authts_parse(searchCtx *ctx, int type, int argc, char **argv);
 115 struct searchNode *ident_parse(searchCtx *ctx, int type, int argc, char **argv);
 116 struct searchNode *host_parse(searchCtx *ctx, int type, int argc, char **argv);
 117 struct searchNode *channel_parse(searchCtx *ctx, int type, int argc, char **argv);
 118 struct searchNode *timestamp_parse(searchCtx *ctx, int type, int argc, char **argv);
 119 struct searchNode *country_parse(searchCtx *ctx, int type, int argc, char **argv);
 120 struct searchNode *ip_parse(searchCtx *ctx, int type, int argc, char **argv);
 121 struct searchNode *channels_parse(searchCtx *ctx, int type, int argc, char **argv);
 122 struct searchNode *server_parse(searchCtx *ctx, int type, int argc, char **argv);
 123 struct searchNode *authid_parse(searchCtx *ctx, int type, int argc, char **argv);
 124
 125 /* Channel functions (various types) */
 126 struct searchNode *exists_parse(searchCtx *ctx, int type, int argc, char **argv);
 127 struct searchNode *services_parse(searchCtx *ctx, int type, int argc, char **argv);
 128 struct searchNode *size_parse(searchCtx *ctx, int type, int argc, char **argv);
 129 struct searchNode *name_parse(searchCtx *ctx, int type, int argc, char **argv);
 130 struct searchNode *topic_parse(searchCtx *ctx, int type, int argc, char **argv);
 131 struct searchNode *oppct_parse(searchCtx *ctx, int type, int argc, char **argv);
 132 struct searchNode *hostpct_parse(searchCtx *ctx, int type, int argc, char **argv);
 133 struct searchNode *authedpct_parse(searchCtx *ctx, int type, int argc, char **argv);
 134 struct searchNode *kick_parse(searchCtx *ctx, int type, int argc, char **argv);
 135
 136 /* Interpret a string to give a node */
 137 struct searchNode *search_parse(searchCtx *ctx, int type, char *input);
 138
 139 /* Iteration functions */
 140 struct searchNode *any_parse(searchCtx *ctx, int type, int argc, char **argv);
 141 struct searchNode *all_parse(searchCtx *ctx, int type, int argc, char **argv);
 142 struct searchNode *var_parse(searchCtx *ctx, int type, int argc, char **argv);
 143
 144 /* Iteraterable functions */
 145 struct searchNode *channeliter_parse(searchCtx *ctx, int type, int argc, char **argv);
 146
 147 /* Force a node to return the thing you want */
 148 struct searchNode *coerceNode(searchCtx *ctx, struct searchNode *thenode, int type);
 149
 150 /* Registration functions */
 151 void registersearchterm(char *term, parseFunc parsefunc);
 152 void deregistersearchterm(char *term, parseFunc parsefunc);
 153 void regchandisp(const char *name, ChanDisplayFunc handler);
 154 void unregchandisp(const char *name, ChanDisplayFunc handler);
 155 void regnickdisp(const char *name, NickDisplayFunc handler);
 156 void unregnickdisp(const char *name, NickDisplayFunc handler);
 157 void reguserdisp(const char *name, UserDisplayFunc handler);
 158 void unreguserdisp(const char *name, UserDisplayFunc handler);
 159
 160 /* Special nick* printf */
 161 void nssnprintf(char *, size_t, const char *, nick *);
 162
 163 extern const char *parseError;
 164 extern nick *senderNSExtern;
 165
 166 void printnick(searchCtx *, nick *, nick *);
 167 void printuser(searchCtx *, nick *, authname *);
 168
 169 void nicksearch_exe(struct searchNode *search, searchCtx *sctx, nick *sender, NickDisplayFunc display, int limit);
 170 void chansearch_exe(struct searchNode *search, searchCtx *sctx, nick *sender, ChanDisplayFunc display, int limit);
 171 void usersearch_exe(struct searchNode *search, searchCtx *ctx, nick *sender, UserDisplayFunc display, int limit);
 172
 173 int do_nicksearch_real(replyFunc reply, wallFunc wall, void *source, int cargc, char **cargv);
 174 int do_chansearch_real(replyFunc reply, wallFunc wall, void *source, int cargc, char **cargv);
 175 int do_usersearch_real(replyFunc reply, wallFunc wall, void *source, int cargc, char **cargv);
 176
 177 void *literal_exe(searchCtx *ctx, struct searchNode *thenode, void *theinput);
 178 void literal_free(searchCtx *ctx, struct searchNode *thenode);
 179
 180 struct searchVariable *var_register(searchCtx *ctx, int nstype, char *arg, int type);
 181 searchNode *var_get(searchCtx *ctx, int nstype, char *arg);
 182 void var_setstr(struct searchVariable *v, char *data);
 183
 184 void newsearch_ctxinit(searchCtx *ctx, searchParseFunc searchfn, replyFunc replyfn, wallFunc wallfn, void *arg);
 185
 186 /* AST functions */
 187
 188 struct searchASTNode;
 189
 190 #define AST_NODE_CHILD 1
 191 #define AST_NODE_LITERAL 2
 192
 193 /* items to store in the ast lookup cache */
 194 #define AST_RECENT 10
 195
 196 typedef struct searchASTExpr {
 197   int type;
 198   union {
 199     char *literal;
 200     struct searchASTNode *child;
 201   } u;
 202 } searchASTExpr;
 203
 204 typedef struct searchASTNode {
 205   parseFunc fn;
 206   int argc;
 207   struct searchASTExpr **argv;
 208 } searchASTNode;
 209
 210 /*
 211  *
 212  * FEAR THE COMPOUND LITERALS
 213  * MUHAHAHHAHAHAHAHAHAAH
 214  *
 215  */
 216 #define __NSASTExpr(x, y, ...) &(searchASTExpr){.type = x, .u.y = __VA_ARGS__}
 217 #define __NSASTList(...) (searchASTExpr *[]){__VA_ARGS__}
 218 #define __NSASTNode(x, ...) &(searchASTNode){.fn = x, .argc = sizeof(__NSASTList(__VA_ARGS__)) / sizeof(__NSASTList(__VA_ARGS__)[0]), .argv = __NSASTList(__VA_ARGS__)}
 219 #define __NSASTChild(...) __NSASTExpr(AST_NODE_CHILD, child, __VA_ARGS__)
 220
 221 #define NSASTLiteral(data) __NSASTExpr(AST_NODE_LITERAL, literal, data)
 222 #define NSASTNode(fn, ...) __NSASTChild(__NSASTNode(fn, __VA_ARGS__))
 223
 224 searchNode *search_astparse(searchCtx *, int, char *);
 225
 226 int ast_nicksearch(searchASTExpr *tree, replyFunc reply, void *sender, wallFunc wall, NickDisplayFunc display, HeaderFunc header, void *headerarg, int limit);
 227 int ast_chansearch(searchASTExpr *tree, replyFunc reply, void *sender, wallFunc wall, ChanDisplayFunc display, HeaderFunc header, void *headerarg, int limit);
 228 int ast_usersearch(searchASTExpr *tree, replyFunc reply, void *sender, wallFunc wall, UserDisplayFunc display, HeaderFunc header, void *headerarg, int limit);
 229
 230 char *ast_printtree(char *buf, size_t bufsize, searchASTExpr *expr);
 231
 232 /* erk */
 233 extern CommandTree *searchTree;
 234
 235 extern UserDisplayFunc defaultuserfn;
 236 extern NickDisplayFunc defaultnickfn;
 237 extern ChanDisplayFunc defaultchanfn;
 238