/src/userrec.c
C | 927 lines | 749 code | 93 blank | 85 comment | 247 complexity | 644efcf74a53d20d057e1c85f25d47b4 MD5 | raw file
Possible License(s): GPL-2.0
- /*
- * userrec.c -- handles:
- * add_q() del_q() str2flags() flags2str() str2chflags() chflags2str()
- * a bunch of functions to find and change user records
- * change and check user (and channel-specific) flags
- *
- * $Id: userrec.c,v 1.2 2010/10/24 13:22:40 pseudo Exp $
- */
- /*
- * Copyright (C) 1997 Robey Pointer
- * Copyright (C) 1999 - 2010 Eggheads Development Team
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
- #include <sys/stat.h>
- #include "main.h"
- #include "users.h"
- #include "chan.h"
- #include "modules.h"
- #include "tandem.h"
- extern struct dcc_t *dcc;
- extern struct chanset_t *chanset;
- extern int default_flags, default_uflags, quiet_save, dcc_total, share_greet;
- extern char userfile[], ver[], botnetnick[];
- extern time_t now;
- int noshare = 1; /* don't send out to sharebots */
- struct userrec *userlist = NULL; /* user records are stored here */
- struct userrec *lastuser = NULL; /* last accessed user record */
- maskrec *global_bans = NULL, *global_exempts = NULL, *global_invites = NULL;
- struct igrec *global_ign = NULL;
- int cache_hit = 0, cache_miss = 0; /* temporary cache accounting */
- int strict_host = 1;
- int userfile_perm = 0600; /* Userfile permissions
- * (default rw-------) */
- void *_user_malloc(int size, const char *file, int line)
- {
- #ifdef DEBUG_MEM
- char x[1024];
- const char *p;
- p = strrchr(file, '/');
- simple_sprintf(x, "userrec.c:%s", p ? p + 1 : file);
- return n_malloc(size, x, line);
- #else
- return nmalloc(size);
- #endif
- }
- void *_user_realloc(void *ptr, int size, const char *file, int line)
- {
- #ifdef DEBUG_MEM
- char x[1024];
- const char *p;
- p = strrchr(file, '/');
- simple_sprintf(x, "userrec.c:%s", p ? p + 1 : file);
- return n_realloc(ptr, size, x, line);
- #else
- return nrealloc(ptr, size);
- #endif
- }
- inline int expmem_mask(struct maskrec *m)
- {
- int result = 0;
- for (; m; m = m->next) {
- result += sizeof(struct maskrec);
- result += strlen(m->mask) + 1;
- if (m->user)
- result += strlen(m->user) + 1;
- if (m->desc)
- result += strlen(m->desc) + 1;
- }
- return result;
- }
- /* Memory we should be using
- */
- int expmem_users()
- {
- int tot;
- struct userrec *u;
- struct chanuserrec *ch;
- struct chanset_t *chan;
- struct user_entry *ue;
- struct igrec *i;
- tot = 0;
- for (u = userlist; u; u = u->next) {
- for (ch = u->chanrec; ch; ch = ch->next) {
- tot += sizeof(struct chanuserrec);
- if (ch->info != NULL)
- tot += strlen(ch->info) + 1;
- }
- tot += sizeof(struct userrec);
- for (ue = u->entries; ue; ue = ue->next) {
- tot += sizeof(struct user_entry);
- if (ue->name) {
- tot += strlen(ue->name) + 1;
- tot += list_type_expmem(ue->u.list);
- } else
- tot += ue->type->expmem(ue);
- }
- }
- /* Account for each channel's masks */
- for (chan = chanset; chan; chan = chan->next) {
- /* Account for each channel's ban-list user */
- tot += expmem_mask(chan->bans);
- /* Account for each channel's exempt-list user */
- tot += expmem_mask(chan->exempts);
- /* Account for each channel's invite-list user */
- tot += expmem_mask(chan->invites);
- }
- tot += expmem_mask(global_bans);
- tot += expmem_mask(global_exempts);
- tot += expmem_mask(global_invites);
- for (i = global_ign; i; i = i->next) {
- tot += sizeof(struct igrec);
- tot += strlen(i->igmask) + 1;
- if (i->user)
- tot += strlen(i->user) + 1;
- if (i->msg)
- tot += strlen(i->msg) + 1;
- }
- return tot;
- }
- int count_users(struct userrec *bu)
- {
- int tot = 0;
- struct userrec *u;
- for (u = bu; u; u = u->next)
- tot++;
- return tot;
- }
- /* Removes a username prefix (~+-^=) from a userhost.
- * e.g, "nick!~user@host" -> "nick!user@host"
- */
- char *fixfrom(char *s)
- {
- static char uhost[UHOSTLEN];
- char *p = uhost;
- if (!s || !*s || strict_host)
- return s;
- while (*s) {
- *p++ = *s;
- if (*s == '!' && strchr("~+-^=", s[1]) && s[2] != '@') {
- strcpy(p, s + 2);
- return uhost;
- }
- s++;
- }
- *p = 0;
- return uhost;
- }
- struct userrec *check_dcclist_hand(char *handle)
- {
- int i;
- for (i = 0; i < dcc_total; i++)
- if (!egg_strcasecmp(dcc[i].nick, handle))
- return dcc[i].user;
- return NULL;
- }
- struct userrec *get_user_by_handle(struct userrec *bu, char *handle)
- {
- struct userrec *u, *ret;
- if (!handle)
- return NULL;
- /* FIXME: This should be done outside of this function. */
- rmspace(handle);
- if (!handle[0] || (handle[0] == '*'))
- return NULL;
- if (bu == userlist) {
- if (lastuser && !egg_strcasecmp(lastuser->handle, handle)) {
- cache_hit++;
- return lastuser;
- }
- ret = check_dcclist_hand(handle);
- if (ret) {
- cache_hit++;
- return ret;
- }
- ret = check_chanlist_hand(handle);
- if (ret) {
- cache_hit++;
- return ret;
- }
- cache_miss++;
- }
- for (u = bu; u; u = u->next)
- if (!egg_strcasecmp(u->handle, handle)) {
- if (bu == userlist)
- lastuser = u;
- return u;
- }
- return NULL;
- }
- /* Fix capitalization, etc
- */
- void correct_handle(char *handle)
- {
- struct userrec *u;
- u = get_user_by_handle(userlist, handle);
- if (u == NULL || handle == u->handle)
- return;
- strcpy(handle, u->handle);
- }
- /* This will be usefull in a lot of places, much more code re-use so we
- * endup with a smaller executable bot. <cybah>
- */
- void clear_masks(maskrec *m)
- {
- maskrec *temp = NULL;
- for (; m; m = temp) {
- temp = m->next;
- if (m->mask)
- nfree(m->mask);
- if (m->user)
- nfree(m->user);
- if (m->desc)
- nfree(m->desc);
- nfree(m);
- }
- }
- void clear_userlist(struct userrec *bu)
- {
- struct userrec *u, *v;
- int i;
- for (u = bu; u; u = v) {
- v = u->next;
- freeuser(u);
- }
- if (userlist == bu) {
- struct chanset_t *cst;
- for (i = 0; i < dcc_total; i++)
- dcc[i].user = NULL;
- clear_chanlist();
- lastuser = NULL;
- while (global_ign)
- delignore(global_ign->igmask);
- clear_masks(global_bans);
- clear_masks(global_exempts);
- clear_masks(global_invites);
- global_exempts = global_invites = global_bans = NULL;
- for (cst = chanset; cst; cst = cst->next) {
- clear_masks(cst->bans);
- clear_masks(cst->exempts);
- clear_masks(cst->invites);
- cst->bans = cst->exempts = cst->invites = NULL;
- }
- }
- /* Remember to set your userlist to NULL after calling this */
- }
- /* Find CLOSEST host match
- * (if "*!*@*" and "*!*@*clemson.edu" both match, use the latter!)
- *
- * Checks the chanlist first, to possibly avoid needless search.
- */
- struct userrec *get_user_by_host(char *host)
- {
- struct userrec *u, *ret;
- struct list_type *q;
- int cnt, i;
- char host2[UHOSTLEN];
- if (host == NULL)
- return NULL;
- rmspace(host);
- if (!host[0])
- return NULL;
- ret = check_chanlist(host);
- cnt = 0;
- if (ret != NULL) {
- cache_hit++;
- return ret;
- }
- cache_miss++;
- strncpyz(host2, host, sizeof host2);
- host = fixfrom(host);
- for (u = userlist; u; u = u->next) {
- q = get_user(&USERENTRY_HOSTS, u);
- for (; q; q = q->next) {
- i = match_useraddr(q->extra, host);
- if (i > cnt) {
- ret = u;
- cnt = i;
- }
- }
- }
- if (ret != NULL) {
- lastuser = ret;
- set_chanlist(host2, ret);
- }
- return ret;
- }
- /* use fixfrom() or dont? (drummer)
- */
- struct userrec *get_user_by_equal_host(char *host)
- {
- struct userrec *u;
- struct list_type *q;
- for (u = userlist; u; u = u->next)
- for (q = get_user(&USERENTRY_HOSTS, u); q; q = q->next)
- if (!rfc_casecmp(q->extra, host))
- return u;
- return NULL;
- }
- /* Try: pass_match_by_host("-",host)
- * will return 1 if no password is set for that host
- */
- int u_pass_match(struct userrec *u, char *pass)
- {
- char *cmp, new[32];
- if (!u)
- return 0;
- cmp = get_user(&USERENTRY_PASS, u);
- if (!cmp && (!pass[0] || (pass[0] == '-')))
- return 1;
- if (!cmp || !pass || !pass[0] || (pass[0] == '-'))
- return 0;
- if (u->flags & USER_BOT) {
- if (!strcmp(cmp, pass))
- return 1;
- } else {
- if (strlen(pass) > 30)
- pass[30] = 0;
- encrypt_pass(pass, new);
- if (!strcmp(cmp, new))
- return 1;
- }
- return 0;
- }
- int write_user(struct userrec *u, FILE *f, int idx)
- {
- char s[181];
- long tv;
- struct chanuserrec *ch;
- struct chanset_t *cst;
- struct user_entry *ue;
- struct flag_record fr = { FR_GLOBAL, 0, 0, 0, 0, 0 };
- fr.global = u->flags;
- fr.udef_global = u->flags_udef;
- build_flags(s, &fr, NULL);
- if (fprintf(f, "%-10s - %-24s\n", u->handle, s) == EOF)
- return 0;
- for (ch = u->chanrec; ch; ch = ch->next) {
- cst = findchan_by_dname(ch->channel);
- if (cst && ((idx < 0) || channel_shared(cst))) {
- if (idx >= 0) {
- fr.match = (FR_CHAN | FR_BOT);
- get_user_flagrec(dcc[idx].user, &fr, ch->channel);
- } else
- fr.chan = BOT_SHARE;
- if ((fr.chan & BOT_SHARE) || (fr.bot & BOT_GLOBAL)) {
- fr.match = FR_CHAN;
- fr.chan = ch->flags;
- fr.udef_chan = ch->flags_udef;
- build_flags(s, &fr, NULL);
- tv = ch->laston;
- if (fprintf(f, "! %-20s %lu %-10s %s\n", ch->channel, tv, s,
- (((idx < 0) || share_greet) && ch->info) ? ch->info : "") == EOF)
- return 0;
- }
- }
- }
- for (ue = u->entries; ue; ue = ue->next) {
- if (ue->name) {
- struct list_type *lt;
- for (lt = ue->u.list; lt; lt = lt->next)
- if (fprintf(f, "--%s %s\n", ue->name, lt->extra) == EOF)
- return 0;
- } else if (!ue->type->write_userfile(f, u, ue))
- return 0;
- }
- return 1;
- }
- int write_ignores(FILE *f, int idx)
- {
- struct igrec *i;
- char *mask;
- long expire, added;
- if (global_ign)
- if (fprintf(f, IGNORE_NAME " - -\n") == EOF) /* Daemus */
- return 0;
- for (i = global_ign; i; i = i->next) {
- mask = str_escape(i->igmask, ':', '\\');
- expire = i->expire;
- added = i->added;
- if (!mask ||
- fprintf(f, "- %s:%s%lu:%s:%lu:%s\n", mask,
- (i->flags & IGREC_PERM) ? "+" : "", expire,
- i->user ? i->user : botnetnick, added,
- i->msg ? i->msg : "") == EOF) {
- if (mask)
- nfree(mask);
- return 0;
- }
- nfree(mask);
- }
- return 1;
- }
- int sort_compare(struct userrec *a, struct userrec *b)
- {
- /* Order by flags, then alphabetically
- * first bots: +h / +a / +l / other bots
- * then users: +n / +m / +o / other users
- * return true if (a > b)
- */
- if (a->flags & b->flags & USER_BOT) {
- if (~bot_flags(a) & bot_flags(b) & BOT_HUB)
- return 1;
- if (bot_flags(a) & ~bot_flags(b) & BOT_HUB)
- return 0;
- if (~bot_flags(a) & bot_flags(b) & BOT_ALT)
- return 1;
- if (bot_flags(a) & ~bot_flags(b) & BOT_ALT)
- return 0;
- if (~bot_flags(a) & bot_flags(b) & BOT_LEAF)
- return 1;
- if (bot_flags(a) & ~bot_flags(b) & BOT_LEAF)
- return 0;
- } else {
- if (~a->flags & b->flags & USER_BOT)
- return 1;
- if (a->flags & ~b->flags & USER_BOT)
- return 0;
- if (~a->flags & b->flags & USER_OWNER)
- return 1;
- if (a->flags & ~b->flags & USER_OWNER)
- return 0;
- if (~a->flags & b->flags & USER_MASTER)
- return 1;
- if (a->flags & ~b->flags & USER_MASTER)
- return 0;
- if (~a->flags & b->flags & USER_OP)
- return 1;
- if (a->flags & ~b->flags & USER_OP)
- return 0;
- if (~a->flags & b->flags & USER_HALFOP)
- return 1;
- if (a->flags & ~b->flags & USER_HALFOP)
- return 0;
- }
- return (egg_strcasecmp(a->handle, b->handle) > 0);
- }
- void sort_userlist()
- {
- int again;
- struct userrec *last, *p, *c, *n;
- again = 1;
- last = NULL;
- while ((userlist != last) && (again)) {
- p = NULL;
- c = userlist;
- n = c->next;
- again = 0;
- while (n != last) {
- if (sort_compare(c, n)) {
- again = 1;
- c->next = n->next;
- n->next = c;
- if (p == NULL)
- userlist = n;
- else
- p->next = n;
- }
- p = c;
- c = n;
- n = n->next;
- }
- last = c;
- }
- }
- /* Rewrite the entire user file. Call USERFILE hook as well, probably
- * causing the channel file to be rewritten as well.
- */
- void write_userfile(int idx)
- {
- FILE *f;
- char *new_userfile;
- char s1[81];
- time_t tt;
- struct userrec *u;
- int ok;
- if (userlist == NULL)
- return; /* No point in saving userfile */
- new_userfile = nmalloc(strlen(userfile) + 5);
- sprintf(new_userfile, "%s~new", userfile);
- f = fopen(new_userfile, "w");
- chmod(new_userfile, userfile_perm);
- if (f == NULL) {
- putlog(LOG_MISC, "*", USERF_ERRWRITE);
- nfree(new_userfile);
- return;
- }
- if (!quiet_save)
- putlog(LOG_MISC, "*", USERF_WRITING);
- sort_userlist();
- tt = now;
- strcpy(s1, ctime(&tt));
- fprintf(f, "#4v: %s -- %s -- written %s", ver, botnetnick, s1);
- ok = 1;
- for (u = userlist; u && ok; u = u->next)
- if (!write_user(u, f, idx))
- ok = 0;
- if (!ok || !write_ignores(f, -1) || fflush(f)) {
- putlog(LOG_MISC, "*", "%s (%s)", USERF_ERRWRITE, strerror(ferror(f)));
- fclose(f);
- nfree(new_userfile);
- return;
- }
- fclose(f);
- call_hook(HOOK_USERFILE);
- movefile(new_userfile, userfile);
- nfree(new_userfile);
- }
- int change_handle(struct userrec *u, char *newh)
- {
- int i;
- char s[HANDLEN + 1];
- if (!u)
- return 0;
- /* Nothing that will confuse the userfile */
- if (!newh[1] && strchr(BADHANDCHARS, newh[0]))
- return 0;
- check_tcl_nkch(u->handle, newh);
- /* Yes, even send bot nick changes now: */
- if (!noshare && !(u->flags & USER_UNSHARED))
- shareout(NULL, "h %s %s\n", u->handle, newh);
- strncpyz(s, u->handle, sizeof s);
- strncpyz(u->handle, newh, sizeof u->handle);
- for (i = 0; i < dcc_total; i++)
- if ((dcc[i].type == &DCC_CHAT || dcc[i].type == &DCC_CHAT_PASS) &&
- !egg_strcasecmp(dcc[i].nick, s)) {
- strncpyz(dcc[i].nick, newh, sizeof dcc[i].nick);
- if (dcc[i].type == &DCC_CHAT && dcc[i].u.chat->channel >= 0) {
- chanout_but(-1, dcc[i].u.chat->channel,
- "*** Handle change: %s -> %s\n", s, newh);
- if (dcc[i].u.chat->channel < GLOBAL_CHANS)
- botnet_send_nkch(i, s);
- }
- }
- return 1;
- }
- extern int noxtra;
- struct userrec *adduser(struct userrec *bu, char *handle, char *host,
- char *pass, int flags)
- {
- struct userrec *u, *x;
- struct xtra_key *xk;
- int oldshare = noshare;
- long tv;
- noshare = 1;
- u = nmalloc(sizeof *u);
- /* u->next=bu; bu=u; */
- strncpyz(u->handle, handle, sizeof u->handle);
- u->next = NULL;
- u->chanrec = NULL;
- u->entries = NULL;
- if (flags != USER_DEFAULT) { /* drummer */
- u->flags = flags;
- u->flags_udef = 0;
- } else {
- u->flags = default_flags;
- u->flags_udef = default_uflags;
- }
- set_user(&USERENTRY_PASS, u, pass);
- if (!noxtra) {
- char *now2;
- xk = nmalloc(sizeof *xk);
- xk->key = nmalloc(8);
- strcpy(xk->key, "created");
- now2 = nmalloc(15);
- tv = now;
- sprintf(now2, "%li", tv);
- xk->data = nmalloc(strlen(now2) + 1);
- sprintf(xk->data, "%li", tv);
- set_user(&USERENTRY_XTRA, u, xk);
- nfree(now2);
- }
- /* Strip out commas -- they're illegal */
- if (host && host[0]) {
- char *p;
- /* About this fixfrom():
- * We should use this fixfrom before every call of adduser()
- * but its much easier to use here... (drummer)
- * Only use it if we have a host :) (dw)
- */
- host = fixfrom(host);
- p = strchr(host, ',');
- while (p != NULL) {
- *p = '?';
- p = strchr(host, ',');
- }
- set_user(&USERENTRY_HOSTS, u, host);
- } else
- set_user(&USERENTRY_HOSTS, u, "none");
- if (bu == userlist)
- clear_chanlist();
- noshare = oldshare;
- if ((!noshare) && (handle[0] != '*') && (!(flags & USER_UNSHARED)) &&
- (bu == userlist)) {
- struct flag_record fr = { FR_GLOBAL, 0, 0, 0, 0, 0 };
- char x[100];
- fr.global = u->flags;
- fr.udef_global = u->flags_udef;
- build_flags(x, &fr, 0);
- shareout(NULL, "n %s %s %s %s\n", handle, host && host[0] ? host : "none",
- pass, x);
- }
- if (bu == NULL)
- bu = u;
- else {
- if ((bu == userlist) && (lastuser != NULL))
- x = lastuser;
- else
- x = bu;
- while (x->next != NULL)
- x = x->next;
- x->next = u;
- if (bu == userlist)
- lastuser = u;
- }
- return bu;
- }
- void freeuser(struct userrec *u)
- {
- struct user_entry *ue, *ut;
- struct chanuserrec *ch, *z;
- if (u == NULL)
- return;
- ch = u->chanrec;
- while (ch) {
- z = ch;
- ch = ch->next;
- if (z->info != NULL)
- nfree(z->info);
- nfree(z);
- }
- u->chanrec = NULL;
- for (ue = u->entries; ue; ue = ut) {
- ut = ue->next;
- if (ue->name) {
- struct list_type *lt, *ltt;
- for (lt = ue->u.list; lt; lt = ltt) {
- ltt = lt->next;
- nfree(lt->extra);
- nfree(lt);
- }
- nfree(ue->name);
- nfree(ue);
- } else
- ue->type->kill(ue);
- }
- nfree(u);
- }
- int deluser(char *handle)
- {
- struct userrec *u = userlist, *prev = NULL;
- int fnd = 0;
- while ((u != NULL) && (!fnd)) {
- if (!egg_strcasecmp(u->handle, handle))
- fnd = 1;
- else {
- prev = u;
- u = u->next;
- }
- }
- if (!fnd)
- return 0;
- if (prev == NULL)
- userlist = u->next;
- else
- prev->next = u->next;
- if (!noshare && (handle[0] != '*') && !(u->flags & USER_UNSHARED))
- shareout(NULL, "k %s\n", handle);
- for (fnd = 0; fnd < dcc_total; fnd++)
- if (dcc[fnd].user == u)
- dcc[fnd].user = 0; /* Clear any dcc users for this entry,
- * null is safe-ish */
- clear_chanlist();
- freeuser(u);
- lastuser = NULL;
- return 1;
- }
- int delhost_by_handle(char *handle, char *host)
- {
- struct userrec *u;
- struct list_type *q, *qnext, *qprev;
- struct user_entry *e = NULL;
- int i = 0;
- u = get_user_by_handle(userlist, handle);
- if (!u)
- return 0;
- q = get_user(&USERENTRY_HOSTS, u);
- qprev = q;
- if (q) {
- if (!rfc_casecmp(q->extra, host)) {
- e = find_user_entry(&USERENTRY_HOSTS, u);
- e->u.extra = q->next;
- nfree(q->extra);
- nfree(q);
- i++;
- qprev = NULL;
- q = e->u.extra;
- } else
- q = q->next;
- while (q) {
- qnext = q->next;
- if (!rfc_casecmp(q->extra, host)) {
- if (qprev)
- qprev->next = q->next;
- else if (e) {
- e->u.extra = q->next;
- qprev = NULL;
- }
- nfree(q->extra);
- nfree(q);
- i++;
- } else
- qprev = q;
- q = qnext;
- }
- }
- if (!qprev)
- set_user(&USERENTRY_HOSTS, u, "none");
- if (!noshare && i && !(u->flags & USER_UNSHARED))
- shareout(NULL, "-h %s %s\n", handle, host);
- clear_chanlist();
- return i;
- }
- void addhost_by_handle(char *handle, char *host)
- {
- struct userrec *u = get_user_by_handle(userlist, handle);
- set_user(&USERENTRY_HOSTS, u, host);
- /* u will be cached, so really no overhead, even tho this looks dumb: */
- if ((!noshare) && !(u->flags & USER_UNSHARED)) {
- if (u->flags & USER_BOT)
- shareout(NULL, "+bh %s %s\n", handle, host);
- else
- shareout(NULL, "+h %s %s\n", handle, host);
- }
- clear_chanlist();
- }
- void touch_laston(struct userrec *u, char *where, time_t timeval)
- {
- if (!u)
- return;
- if (timeval > 1) {
- struct laston_info *li = get_user(&USERENTRY_LASTON, u);
- if (!li)
- li = nmalloc(sizeof *li);
- else if (li->lastonplace)
- nfree(li->lastonplace);
- li->laston = timeval;
- if (where) {
- li->lastonplace = nmalloc(strlen(where) + 1);
- strcpy(li->lastonplace, where);
- } else
- li->lastonplace = NULL;
- set_user(&USERENTRY_LASTON, u, li);
- } else if (timeval == 1)
- set_user(&USERENTRY_LASTON, u, 0);
- }
- /* Go through all channel records and try to find a matching
- * nick. Will return the user's user record if that is known
- * to the bot. (Fabian)
- *
- * Warning: This is unreliable by concept!
- */
- struct userrec *get_user_by_nick(char *nick)
- {
- struct chanset_t *chan;
- memberlist *m;
- for (chan = chanset; chan; chan = chan->next) {
- for (m = chan->channel.member; m && m->nick[0]; m = m->next) {
- if (!rfc_casecmp(nick, m->nick)) {
- char word[512];
- egg_snprintf(word, sizeof word, "%s!%s", m->nick, m->userhost);
- /* No need to check the return value ourself */
- return get_user_by_host(word);;
- }
- }
- }
- /* Sorry, no matches */
- return NULL;
- }
- void user_del_chan(char *dname)
- {
- struct chanuserrec *ch, *och;
- struct userrec *u;
- for (u = userlist; u; u = u->next) {
- ch = u->chanrec;
- och = NULL;
- while (ch) {
- if (!rfc_casecmp(dname, ch->channel)) {
- if (och)
- och->next = ch->next;
- else
- u->chanrec = ch->next;
- if (ch->info)
- nfree(ch->info);
- nfree(ch);
- break;
- }
- och = ch;
- ch = ch->next;
- }
- }
- }
- /* Check if the console flags specified in md are permissible according
- * to the given flagrec. If the FR_CHAN flag is not set in fr->match,
- * only global user flags will be considered.
- * Returns: md with all unallowed flags masked out.
- */
- int check_conflags(struct flag_record *fr, int md)
- {
- if (!glob_owner(*fr))
- md &= ~(LOG_RAW | LOG_SRVOUT | LOG_BOTNET | LOG_BOTSHARE);
- if (!glob_master(*fr)) {
- md &= ~(LOG_FILES | LOG_LEV1 | LOG_LEV2 | LOG_LEV3 | LOG_LEV4 |
- LOG_LEV5 | LOG_LEV6 | LOG_LEV7 | LOG_LEV8 | LOG_DEBUG |
- LOG_WALL);
- if ((fr->match & FR_CHAN) && !chan_master(*fr))
- md &= ~(LOG_MISC | LOG_CMDS);
- }
- if (!glob_botmast(*fr))
- md &= ~LOG_BOTS;
- return md;
- }