5 static struct UserNode **userList;
8 userList = calloc(VALID_NICK_CHARS_FIRST_LEN+1, sizeof(*userList));
11 void free_UserNode() {
12 //kamikaze free all users
13 //chanusers will be destroyed in free_ChanNode()
15 struct UserNode *user, *next;
16 for(i = 0; i < VALID_NICK_CHARS_FIRST_LEN+1; i++) {
17 for(user = userList[i]; user; user = next) {
25 int is_valid_nick(const char *nick) {
27 //first char must be one of: a-zA-Z{|}~[\]^_`
28 if (!strchr(VALID_NICK_CHARS_FIRST, *nick))
30 //all other chars must be one of: a-zA-Z0-9{|}~[\]^_`
31 for (i = 0; nick[i]; ++i)
32 if (!strchr(VALID_NICK_CHARS, nick[i]))
34 if (strlen(nick) > NICKLEN)
39 static int get_nicklist_entry(int nick) {
41 char *valid_chars = VALID_NICK_CHARS_FIRST;
42 for(i = 0; i < VALID_NICK_CHARS_FIRST_LEN; i++) {
43 if(valid_chars[i] == nick)
49 struct UserNode* getUserByNick(const char *nick) { //case sensitive
50 int userListIndex = get_nicklist_entry(*nick);
51 if(userListIndex == -1 || userList[userListIndex] == NULL)
53 struct UserNode *user;
54 for(user = userList[userListIndex]; user; user = user->next) {
55 if(!stricmp(nick, user->nick))
61 struct UserNode* getUserByMask(const char *mask) { //case sensitive
62 char cmask[strlen(mask)+1];
65 struct UserNode *user = NULL;
66 for(i = 0; i < strlen(mask); i++) {
69 user = getUserByNick(&cmask[0]);
71 } else if(cmask[i] == '.') {
79 struct UserNode* searchUserByNick(const char *nick) { //case insensitive
81 return getUserByNick(nick);
84 struct UserNode *user;
86 //search in the lower case "section"
87 userListIndex = get_nicklist_entry(tolower(*nick));
88 if(userListIndex != -1 && userList[userListIndex] != NULL) {
89 for(user = userList[userListIndex]; user; user = user->next) {
90 if(!stricmp(nick, user->nick))
94 //search in the upper case "section"
95 userListIndex = get_nicklist_entry(toupper(*nick));
96 if(userListIndex != -1 && userList[userListIndex] != NULL) {
97 for(user = userList[userListIndex]; user; user = user->next) {
98 if(!stricmp(nick, user->nick))
105 int countUsersWithHost(char *host) {
107 struct UserNode *user;
108 for(i = 0; i < VALID_NICK_CHARS_FIRST_LEN+1; i++) {
109 for(user = userList[i]; user; user = user->next) {
110 if(!strcmp(user->host, host)) {
118 char *getAuthFakehost(char *auth) {
120 struct UserNode *user;
121 for(i = 0; i < VALID_NICK_CHARS_FIRST_LEN+1; i++) {
122 for(user = userList[i]; user; user = user->next) {
123 if((user->flags & USERFLAG_ISAUTHED) && !strcmp(user->auth, auth) && isFakeHost(user->host)) {
131 struct UserNode* addUser(const char *nick) {
132 int userListIndex = get_nicklist_entry(*nick);
133 if(userListIndex == -1 || !is_valid_nick(nick))
135 struct UserNode *user = malloc(sizeof(*user));
138 perror("malloc() failed");
141 strcpy(user->nick, nick);
142 user->created = time(0);
145 user->realname[0] = 0;
147 user->channel = NULL;
148 user->next = userList[userListIndex];
149 userList[userListIndex] = user;
153 struct UserNode* addUserMask(const char *mask) {
154 char cmask[strlen(mask)+1];
157 struct UserNode *user = NULL;
158 for(i = 0; i < strlen(mask)+1; i++) {
159 if(cmask[i] == '!') {
161 user = addUser(cmask);
162 if(user == NULL) return NULL;
164 } else if(cmask[i] == '.' && !user) {
167 } else if(cmask[i] == '@') {
168 if(user == NULL) return NULL;
170 strcpy(user->ident, &cmask[ii]);
172 } else if(cmask[i] == '\0') {
173 if(user == NULL) return NULL;
174 strcpy(user->host, &cmask[ii]);
180 struct UserNode* createTempUser(const char *mask) {
181 //note: it could also be a server we have to create a temponary user for...
182 char cmask[strlen(mask)+1];
185 struct UserNode *user = NULL;
186 for(i = 0; i < strlen(mask)+1; i++) {
187 if(cmask[i] == '!') {
189 user = malloc(sizeof(*user));
192 perror("malloc() failed");
195 strcpy(user->nick, cmask);
196 user->created = time(0);
199 user->realname[0] = 0;
201 user->channel = NULL;
203 } else if(cmask[i] == '.' && !user) {
205 user = malloc(sizeof(*user));
208 perror("malloc() failed");
211 strcpy(user->host, cmask);
212 user->created = time(0);
215 user->realname[0] = 0;
216 user->flags = USERFLAG_ISSERVER;
217 user->channel = NULL;
219 } else if(cmask[i] == '@') {
220 if(user == NULL) return NULL;
222 strcpy(user->ident, &cmask[ii]);
224 } else if(cmask[i] == '\0') {
227 user = malloc(sizeof(*user));
230 perror("malloc() failed");
233 strcpy(user->nick, cmask);
234 user->created = time(0);
237 user->realname[0] = 0;
239 user->channel = NULL;
242 strcpy(user->host, &cmask[ii]);
248 int renameUser(struct UserNode* user, const char *new_nick) {
249 if(!is_valid_nick(new_nick))
251 if(user->nick[0] == *new_nick) {
252 strcpy(user->nick, new_nick);
255 int userListIndex = get_nicklist_entry(*new_nick);
257 strcpy(user->nick, new_nick);
258 user->next = userList[userListIndex];
259 userList[userListIndex] = user;
263 void delUser(struct UserNode* user, int freeUser) {
264 int userListIndex = get_nicklist_entry(user->nick[0]);
265 if(userListIndex == -1) return;
266 struct UserNode *cuser, *last_user = NULL;
267 for(cuser = userList[userListIndex]; cuser; cuser = cuser->next) {
270 last_user->next = user->next;
272 userList[userListIndex] = user->next;
278 struct ChanUser *chanUser, *next;
279 for(chanUser = user->channel; chanUser; chanUser = next) {
280 next = chanUser->next_chan;
281 removeChanUserFromLists(chanUser, 1, 0, freeUser);
290 void clearTempUsers() {
291 int userListIndex = TEMPUSER_LIST_INDEX;
292 struct UserNode *cuser, *last_user = NULL, *next;
293 time_t now = time(0);
294 for(cuser = userList[userListIndex]; cuser; cuser = next) {
296 if(cuser->flags & USERFLAG_FREETMPUSER || now - cuser->created >= 300) {
298 last_user->next = cuser->next;
300 userList[userListIndex] = cuser->next;