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-rw-r--r--libirc/examples/link.c124
-rw-r--r--libirc/libirc.c158
2 files changed, 198 insertions, 84 deletions
diff --git a/libirc/examples/link.c b/libirc/examples/link.c
new file mode 100644
index 0000000..5c13e94
--- /dev/null
+++ b/libirc/examples/link.c
@@ -0,0 +1,124 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <irc.h>
+
+#define mywrite(a,b) write(a,b,strlen(b))
+
+int *fds;
+char **chans;
+
+void extra_handler(int fd) {
+ return;
+}
+
+struct user {
+ char *nick;
+ char *user;
+ char *host;
+};
+
+void privmsg_others(int fd,char *msg) {
+ int i;
+ char tmp[512];
+ for(i=0;fds[i] != -1;i++) {
+ if(fds[i] != fd) {
+ snprintf(tmp,sizeof(tmp)-1,"PRIVMSG %s :%s\r\n",chans[fdtoi(fds[i])],msg);
+ write(fds[i],tmp,strlen(tmp));
+ }
+ }
+}
+
+void message_handler(int fd,char *from,struct user *user,char *line) {
+ int i;
+ char tmp[512];
+ if(!strcmp(from,chans[fdtoi(fd)])) {//don't want to be forwarding PMs. :P
+ snprintf(tmp,sizeof(tmp)-1,"<%s> %s",user->nick,line);
+ privmsg_others(fd,tmp);
+ }
+}
+
+void line_handler(int fd,char *line) {//this should be built into the libary?
+ char *s=line,*t=0,*u=0;
+ char tmp[512];
+ struct user *user=malloc(sizeof(struct user));
+ user->nick=0;
+ user->user=0;
+ user->host=0;
+ if(strchr(line,'\r')) *strchr(line,'\r')=0;
+ if(strchr(line,'\n')) *strchr(line,'\n')=0;
+ printf("line: '%s'\n",line);
+ if(line[0]==':') {
+ if((user->nick=strchr(line,':'))) {
+ *(user->nick)=0;
+ (user->nick)++;
+ }
+ }
+ if(user->nick) {
+ if((s=strchr((user->nick),' '))) {
+ *s=0;
+ s++;
+ if((t=strchr(s,' '))) {
+ *t=0;
+ t++;
+ if((u=strchr(t,' '))) {//:
+ *u=0;
+ u++;
+ }
+ }
+ }
+ if(((user->user)=strchr((user->nick),'!'))) {
+ *(user->user)=0;
+ (user->user)++;
+ if(((user->host)=strchr((user->user),'@'))) {
+ *(user->host)=0;
+ (user->host)++;
+ }
+ } else {
+ user->host=user->nick;
+ }
+ }
+ if(!user->user && s) {
+ if(!strcmp(s,"004")) {
+ snprintf(tmp,sizeof(tmp)-1,"JOIN %s\r\n",chans[fdtoi(fd)]);
+ mywrite(fd,tmp);
+ }
+ }
+ if(s && t && u) {
+ if(!strcmp(s,"PRIVMSG")) {
+ message_handler(fd,*t=='#'?t:user->nick,user,++u);
+ }
+ }
+ if(s && user->nick && t) {
+ if(!strcmp(s,"JOIN")) {
+ snprintf(tmp,sizeof(tmp)-1,"%cACTION %s has joined %s%c",1,user->nick,t+1,1);
+ privmsg_others(fd,tmp);
+ //send a join message to the other end.
+ }
+ }
+ free(user);
+}
+
+int fdtoi(int fd) {
+ int i;
+ for(i=0;fds[i] != -1;i++) {
+ if(fds[i] == fd) return i;
+ }
+ return -1;
+}
+
+int main(int argc,char *argv[]) {
+ fds=malloc(sizeof(int) * (argc+3) / 3);
+ chans=malloc(sizeof(char *) * (argc+3) / 3);
+ int i=0;
+ printf("%d\n",argc);
+ for(i=0;((i*3)+3)<argc;i++) {
+ printf("%d server: %s port: %s channel: %s\n",i,argv[(i*3)+1],argv[(i*3)+2],argv[(i*3)+3]);
+ fds[i]=serverConnect(argv[(i*3)+1],argv[(i*3)+2]);
+ chans[i]=strdup(argv[(i*3)+3]);
+ mywrite(fds[i],"NICK link\r\nUSER a b c :d\r\n");
+ }
+ fds[i]=-1;
+ //heh. you can write your own code for picking a different nick per server. fuck you.
+ runem(fds,line_handler,extra_handler);
+}
diff --git a/libirc/libirc.c b/libirc/libirc.c
index d2bff54..7968f76 100644
--- a/libirc/libirc.c
+++ b/libirc/libirc.c
@@ -132,15 +132,14 @@ int runit(int fd,void (*line_handler)(),void (*extra_handler)()) {
return 0;
}
-#if 0
//yeah. this is a copy of the previous function.
//with a bit of different stuff. didn't want to break anything yet.
-int runem(int *fd,void (*line_handler)(),void (*extra_handler)()) {
- FILE *fp;
+int runem(int *fds,void (*line_handler)(),void (*extra_handler)()) {
fd_set master;
fd_set readfs;
struct timeval timeout;
int fdmax=0,n,s,i;
+ int fd;
char *backlog=malloc(CHUNK+1);
char *t,*line=0;
int blsize=CHUNK;
@@ -149,92 +148,89 @@ int runem(int *fd,void (*line_handler)(),void (*extra_handler)()) {
if(!backlog) return 252;
FD_ZERO(&master);
FD_ZERO(&readfs);
- for(i=0;fd[i] != -1;i++) {
- FD_SET(fd,&master);
- fdmax=fd>fdmax?fd:fdmax;
+ for(i=0;fds[i] != -1;i++) {
+ FD_SET(fds[i],&master);
+ fdmax=fds[i]>fdmax?fds[i]:fdmax;
}
- fp=fdopen(fd,"rw");
memset(backlog,0,CHUNK);
memset(buffer,0,CHUNK);
- if(fd) {
- int done=0;
- while(!done) {
- for(fd=0;fd<=fdmax;fd++) {
- if(FD_ISSET(fd,&master)) {
- extra_handler(fd);
- }
+ int done=0;
+ while(!done) {
+ for(fd=0;fd<=fdmax;fd++) {
+ if(FD_ISSET(fd,&master)) {
+ extra_handler(fd);
}
- readfs=master;
- timeout.tv_sec=0;
- timeout.tv_usec=1000;
- if( select(fdmax+1,&readfs,0,0,&timeout) == -1 ) {
- printf("\n!!!It is crashing here!!!\n\n");
- perror("select");
- return 1;
- }
- for(fd=0;fd<=fdmax;fd++) {
- if(FD_ISSET(fd,&readfs)) {
- if((n=recv(fd,buffer,CHUNK,0)) <= 0) {//read CHUNK bytes
- fprintf(stderr,"recv: %d\n",n);
- perror("recv");
- return 2;
- } else {
- buffer[n]=0;//deff right.
- if(bllen+n >= blsize) {//this is probably off...
- blsize+=n;
- t=malloc(blsize);
- if(!t) {
- printf("OH FUCK! MALLOC FAILED!\n");
- exit(253);
- }
- memset(t,0,blsize);//optional?
- memcpy(t,backlog,blsize-n+1);//???
- free(backlog);
- backlog=t;
+ }
+ readfs=master;
+ timeout.tv_sec=0;
+ timeout.tv_usec=1000;
+ if( select(fdmax+1,&readfs,0,0,&timeout) == -1 ) {
+ printf("\n!!!It is rashing here!!!\n\n");
+ perror("select");
+ return 1;
+ }
+ for(fd=0;fd<=fdmax;fd++) {
+ if(FD_ISSET(fd,&readfs)) {
+ if((n=recv(fd,buffer,CHUNK,0)) <= 0) {//read CHUNK bytes
+ fprintf(stderr,"recv: %d\n",n);
+ perror("recv");
+ return 2;
+ } else {
+ buffer[n]=0;//deff right.
+ if(bllen+n >= blsize) {//this is probably off...
+ blsize+=n;
+ t=malloc(blsize);
+ if(!t) {
+ printf("OH FUCK! MALLOC FAILED!\n");
+ exit(253);
}
- memcpy(backlog+bllen,buffer,n);
- bllen+=n;
- for(i=0,s=0;i<bllen;i++) {
- if(backlog[i]=='\n') {
- line=malloc(i-s+3);//on linux it crashes without the +1 +3? weird. when did I do that?
- if(!line) {
- printf("ANOTHER malloc error!\n");
- exit(254);
- }
- memcpy(line,backlog+s,i-s+2);
- line[i-s+1]=0;//gotta null terminate this. line_handler expects it .
- s=i+1;//the character after the newline.
- if(!strncmp(line,"PING",4)) {
- t=malloc(strlen(line));
- strcpy(t,"PONG ");
- strcat(t,line+6);
- write(fd,t,strlen(t));
- //fprintf(fp,"PONG %s",line+6);//a whole FILE * and fdopen JUST for this??? oy...
- //fflush(fp);
+ memset(t,0,blsize);//optional?
+ memcpy(t,backlog,blsize-n+1);//???
+ free(backlog);
+ backlog=t;
+ }
+ memcpy(backlog+bllen,buffer,n);
+ bllen+=n;
+ for(i=0,s=0;i<bllen;i++) {
+ if(backlog[i]=='\n') {
+ line=malloc(i-s+3);//on linux it crashes without the +1 +3? weird. when did I do that?
+ if(!line) {
+ printf("ANOTHER malloc error!\n");
+ exit(254);
+ }
+ memcpy(line,backlog+s,i-s+2);
+ line[i-s+1]=0;//gotta null terminate this. line_handler expects it .
+ s=i+1;//the character after the newline.
+ if(!strncmp(line,"PING",4)) {
+ t=malloc(strlen(line));
+ strcpy(t,"PONG ");
+ strcat(t,line+6);
+ write(fd,t,strlen(t));
+ //fprintf(fp,"PONG %s",line+6);//a whole FILE * and fdopen JUST for this??? oy...
+ //fflush(fp);
#ifdef DEBUG
- printf("%s\nPONG %s\n",line,line+6);
- write(fd,"PRIVMSG %s :PONG! w00t!\r\n",DEBUG,28);
+ printf("%s\nPONG %s\n",line,line+6);
+ write(fd,"PRIVMSG %s :PONG! w00t!\r\n",DEBUG,28);
#endif
- } else if(!strncmp(line,"ERROR",5)) {
+ } else if(!strncmp(line,"ERROR",5)) {
#ifdef DEBUG
- printf("error: %s\n",line);
+ printf("error: %s\n",line);
#endif
- return 0;
- } else {
- line_handler(fd,line);
- }
- free(line);
+ return 0;
+ } else {
+ line_handler(fd,line);
}
+ free(line);
}
- //left shift the backlog so the last thing we got to is at the start
- if(s > bllen) { //if the ending position is after the size of the backlog...
- bllen=0;//fuck shifting. :P
- } else {
- for(i=s;i<=bllen;i++) {//should work.
- backlog[i-s]=backlog[i];
- }
- bllen-=s;
+ }
+ //left shift the backlog so the last thing we got to is at the start
+ if(s > bllen) { //if the ending position is after the size of the backlog...
+ bllen=0;//fuck shifting. :P
+ } else {
+ for(i=s;i<=bllen;i++) {//should work.
+ backlog[i-s]=backlog[i];
}
+ bllen-=s;
}
}
}
@@ -242,13 +238,8 @@ int runem(int *fd,void (*line_handler)(),void (*extra_handler)()) {
}
return 0;
}
-#endif
-//:hack.thebackupbox.net 433 * sysbot :Nickname is already in use.
-//Need to have it check for this.
-//and try a nick?
-//or something...
-//I don't want to add any string parsing to this function. :/
+//not needed?
int ircConnect(char *serv,char *port,char *nick,char *user) {
char sendstr[1024];
int fd;
@@ -260,4 +251,3 @@ int ircConnect(char *serv,char *port,char *nick,char *user) {
write(fd,sendstr,strlen(sendstr));
return fd;
}
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 23:01:21 +0000