#include "ChanNode.h"
#include "ChanUser.h"
#include "UserNode.h"
+#include "modcmd.h"
static struct ChanNode **chanList;
+static int modes_with_strarg, modes_with_intarg;
+
+//Types: http://www.irc.org/tech_docs/draft-brocklesby-irc-isupport-03.txt
+#define CHANNEL_MODE_TYPE_A 0x01 /* ... special (addresses or users) ... */
+#define CHANNEL_MODE_TYPE_B 0x02 /* These modes always take a parameter. */
+#define CHANNEL_MODE_TYPE_C 0x03 /* These modes take a parameter only when set. */
+#define CHANNEL_MODE_TYPE_D 0x04 /* These modes never take a parameter. */
+#define CHANNEL_MODE_TYPE 0x07 /* bit mask to get the type */
+
+#define CHANNEL_MODE_VALUE_STRING 0x10
+#define CHANNEL_MODE_VALUE_INTEGER 0x20
+#define CHANNEL_MODE_VALUE 0x30 /* bit mask to get the value */
+
+#define CHANNEL_MODE_VALUE_INDEX_SHIFT 8
+#define CHANNEL_MODE_VALUE_INDEX_MASK (0xff << CHANNEL_MODE_VALUE_INDEX_SHIFT) /* this "bitrange" is reserved for storing the array indexes of the mode values */
+
+static unsigned int valid_modes[] = { /* Thats our mode list :P */
+ 1, 'b', CHANNEL_MODE_TYPE_A,
+ 2, 'o', CHANNEL_MODE_TYPE_A,
+ 3, 'v', CHANNEL_MODE_TYPE_A,
+ 4, 'k', CHANNEL_MODE_TYPE_B | CHANNEL_MODE_VALUE_STRING,
+ 5, 'a', CHANNEL_MODE_TYPE_C | CHANNEL_MODE_VALUE_INTEGER,
+ 6, 'l', CHANNEL_MODE_TYPE_C | CHANNEL_MODE_VALUE_INTEGER,
+ 7, 'f', CHANNEL_MODE_TYPE_C | CHANNEL_MODE_VALUE_STRING,
+ 8, 'F', CHANNEL_MODE_TYPE_C | CHANNEL_MODE_VALUE_STRING,
+ 9, 'c', CHANNEL_MODE_TYPE_D,
+ 10, 'C', CHANNEL_MODE_TYPE_D,
+ 11, 'i', CHANNEL_MODE_TYPE_D,
+ 12, 'm', CHANNEL_MODE_TYPE_D,
+ 13, 'M', CHANNEL_MODE_TYPE_D,
+ 14, 'n', CHANNEL_MODE_TYPE_D,
+ 15, 'N', CHANNEL_MODE_TYPE_D,
+ 16, 'p', CHANNEL_MODE_TYPE_D,
+ 17, 'r', CHANNEL_MODE_TYPE_D,
+ 18, 's', CHANNEL_MODE_TYPE_D,
+ 19, 't', CHANNEL_MODE_TYPE_D,
+ 20, 'u', CHANNEL_MODE_TYPE_D,
+ 21, 'D', CHANNEL_MODE_TYPE_D,
+ 22, 'd', CHANNEL_MODE_TYPE_D,
+ 23, 'R', CHANNEL_MODE_TYPE_D,
+ 24, 'z', CHANNEL_MODE_TYPE_D,
+// ^ maximum is 32!!!
+ 0x00, 0x00, 0x00
+};
void init_ChanNode() {
/*
= 47
*/
chanList = calloc(47, sizeof(*chanList));
+ unsigned int *mode, flag = 1;
+ modes_with_strarg = 0;
+ modes_with_intarg = 0;
+ for (mode = valid_modes; mode[1]; mode += 3) {
+ if((mode[2] & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_STRING) {
+ mode[2] |= modes_with_strarg << CHANNEL_MODE_VALUE_INDEX_SHIFT;
+ modes_with_strarg++;
+ }
+ if((mode[2] & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_INTEGER) {
+ mode[2] |= modes_with_intarg << CHANNEL_MODE_VALUE_INDEX_SHIFT;
+ modes_with_intarg++;
+ }
+ mode[0] = flag;
+ flag = flag << 1;
+ }
+}
+
+void free_ChanNode() {
+ //kamikaze free all channels and chanusers
+ int i;
+ struct ChanNode *chan, *next;
+ struct ChanUser *chanuser, *next_chanuser;
+ for(i = 0; i < 47; i++) {
+ for(chan = chanList[i]; chan; chan = next) {
+ next = chan->next;
+ for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = next_chanuser) {
+ next_chanuser = getChannelUsers(chan, chanuser);
+ free(chanuser);
+ }
+ freeChanNode(chan);
+ }
+ }
+ free(chanList);
}
int is_valid_chan(const char *name) {
}
strcpy(chan->name, name);
chan->user = NULL;
+ chan->chanbot = NULL;
chan->topic[0] = 0;
chan->flags = 0;
+ /* mode lists */
+ chan->modes = 0;
+ chan->trigger = NULL;
+ chan->mode_str_args = calloc(modes_with_strarg, sizeof(char*));
+ chan->mode_int_args = calloc(modes_with_intarg, sizeof(int));
+
chan->next = chanList[chanListIndex];
chanList[chanListIndex] = chan;
return chan;
}
}
if(freeChan)
- free(chan);
+ freeChanNode(chan);
else
chan->next = NULL;
}
+void freeChanNode(struct ChanNode* chan) {
+ int i;
+ for(i = 0; i < modes_with_strarg; i++) {
+ if(chan->mode_str_args[i])
+ free(chan->mode_str_args[i]);
+ }
+ if(chan->trigger) {
+ struct trigger_cache *trigger, *next_trigger;
+ for(trigger = chan->trigger; trigger; trigger = next_trigger) {
+ next_trigger = trigger;
+ free(trigger->trigger);
+ free(trigger);
+ }
+ }
+ free(chan->mode_str_args);
+ free(chan->mode_int_args);
+ free(chan);
+}
+
void checkChannelVisibility(struct ChanNode* chan) {
struct ChanUser *chanuser, *next;
for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
- if(chanuser->user->flags & USERFLAG_ISBOT) return;
+ if(chanuser->user->flags & USERFLAG_ISBOT) {
+ chan->chanbot = chanuser->user;
+ return;
+ }
}
//free the channel...
for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = next) {
chan->user = NULL;
delChannel(chan, 1);
}
+
+static unsigned int* getModeOptions(char mode) {
+ unsigned int *cmode;
+ for (cmode = valid_modes; cmode[1]; cmode += 3) {
+ if(cmode[1] == mode)
+ return cmode;
+ }
+ return NULL;
+}
+
+int isModeSet(struct ChanNode* chan, char modeChar) {
+ unsigned int *modeOpt = getModeOptions(modeChar);
+ return (chan->modes & modeOpt[0]);
+}
+
+void* getModeValue(struct ChanNode* chan, char modeChar) {
+ #define MODE_VALUE_INDEX (modeOpt[2] & CHANNEL_MODE_VALUE_INDEX_MASK) >> CHANNEL_MODE_VALUE_INDEX_SHIFT
+ unsigned int *modeOpt = getModeOptions(modeChar);
+ if((modeOpt[2] & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_STRING)
+ return chan->mode_str_args[MODE_VALUE_INDEX];
+ if((modeOpt[2] & CHANNEL_MODE_VALUE) == CHANNEL_MODE_VALUE_INTEGER)
+ return &chan->mode_int_args[MODE_VALUE_INDEX];
+ return NULL;
+ #undef MODE_VALUE_INDEX
+}
+
+static void parseModesUserPriv(struct ChanNode* chan, unsigned char flag, int add, char *nick) {
+ struct UserNode *user = getUserByNick(nick);
+ if(user == NULL) return;
+ struct ChanUser *chanuser = getChanUser(user, chan);
+ if(chanuser == NULL) return;
+ if(add)
+ chanuser->flags |= flag;
+ else
+ chanuser->flags &= ~flag;
+}
+
+static void parseModesBan(struct ChanNode* chan, int add, char *mask) {
+ //to be continued...
+}
+
+void parseModes(struct ChanNode* chan, char *modeStr, char **argv, int argc) {
+ int i, argpos = 0, add = 1;
+ #define MODE_TYPE (modeOpt[2] & CHANNEL_MODE_TYPE)
+ #define MODE_VALUE (modeOpt[2] & CHANNEL_MODE_VALUE)
+ #define MODE_VALUE_INDEX (modeOpt[2] & CHANNEL_MODE_VALUE_INDEX_MASK) >> CHANNEL_MODE_VALUE_INDEX_SHIFT
+ unsigned int *modeOpt;
+ for(i = 0; i < strlen(modeStr); i++) {
+ if(modeStr[i] == '+') {
+ add = 1;
+ continue;
+ }
+ if(modeStr[i] == '-') {
+ add = 0;
+ continue;
+ }
+ modeOpt = getModeOptions(modeStr[i]);
+ if(!modeOpt) continue; // unknown mode?
+ if(MODE_TYPE == CHANNEL_MODE_TYPE_A) {
+ if(argpos == argc) continue;
+ //special mode ;)
+ switch(modeStr[i]) {
+ case 'o':
+ parseModesUserPriv(chan, CHANUSERFLAG_OPPED, add, argv[argpos]);
+ break;
+ case 'v':
+ parseModesUserPriv(chan, CHANUSERFLAG_VOICED, add, argv[argpos]);
+ break;
+ case 'b':
+ parseModesBan(chan, add, argv[argpos]);
+ break;
+ default:
+ //we have an unknown TYPE_A mode???
+ break;
+ }
+ argpos++;
+ continue;
+ }
+ if(add) {
+ if(MODE_TYPE != CHANNEL_MODE_TYPE_D) { //all other types take parameters when set
+ if(argpos == argc) continue;
+ if(MODE_VALUE == CHANNEL_MODE_VALUE_STRING) {
+ if(chan->mode_str_args[MODE_VALUE_INDEX])
+ free(chan->mode_str_args[MODE_VALUE_INDEX]);
+ chan->mode_str_args[MODE_VALUE_INDEX] = strdup(argv[argpos++]);
+ } else if(MODE_VALUE == CHANNEL_MODE_VALUE_INTEGER)
+ chan->mode_int_args[MODE_VALUE_INDEX] = atoi(argv[argpos++]);
+ else
+ argpos++; //we simply don't know what to do with the argument...
+ }
+ chan->modes |= modeOpt[0];
+ } else {
+ chan->modes &= ~modeOpt[0];
+ if(MODE_TYPE == CHANNEL_MODE_TYPE_B) {
+ if(argpos == argc) continue;
+ if(MODE_VALUE == CHANNEL_MODE_VALUE_STRING) {
+ free(chan->mode_str_args[MODE_VALUE_INDEX]);
+ chan->mode_str_args[MODE_VALUE_INDEX] = NULL;
+ } else if(MODE_VALUE == CHANNEL_MODE_VALUE_INTEGER)
+ chan->mode_int_args[MODE_VALUE_INDEX] = 0;
+ argpos++; //we don't need the argument when unsetting a mode...
+ }
+ }
+ }
+ #undef MODE_TYPE
+ #undef MODE_VALUE
+ #undef MODE_VALUE_INDEX
+}
+
+void getModeString(struct ChanNode* chan, char *modesStr) {
+ #define MODE_TYPE (mode[2] & CHANNEL_MODE_TYPE)
+ #define MODE_VALUE (mode[2] & CHANNEL_MODE_VALUE)
+ #define MODE_VALUE_INDEX (mode[2] & CHANNEL_MODE_VALUE_INDEX_MASK) >> CHANNEL_MODE_VALUE_INDEX_SHIFT
+ char paramStr[MAXLEN];
+ modesStr[0] = '+';
+ unsigned int *mode;
+ int modePos = 1;
+ int paramPos = 0;
+ for (mode = valid_modes; mode[1]; mode += 3) {
+ if(chan->modes & mode[0]) {
+ modesStr[modePos++] = (char) mode[1];
+ if(MODE_TYPE != CHANNEL_MODE_TYPE_D) {
+ if(MODE_VALUE == CHANNEL_MODE_VALUE_STRING)
+ paramPos += sprintf(paramStr + paramPos, " %s", chan->mode_str_args[MODE_VALUE_INDEX]);
+ else if(MODE_VALUE == CHANNEL_MODE_VALUE_INTEGER)
+ paramPos += sprintf(paramStr + paramPos, " %d", chan->mode_int_args[MODE_VALUE_INDEX]);
+ }
+ }
+ }
+ paramStr[paramPos] = '\0';
+ strcpy(modesStr + modePos, paramStr);
+ #undef MODE_TYPE
+ #undef MODE_VALUE
+ #undef MODE_VALUE_INDEX
+}
+