From c3d79d07b96c3e2bee7bbdfbc7ec3f6e7af59e17 Mon Sep 17 00:00:00 2001
From: ubq323 <ubq323@ubq323.website>
Date: Tue, 24 Jan 2023 17:35:12 +0000
Subject: support passwords for joining channels, and refactor channel list
 into a separate module

---
 Makefile   |  7 ++++---
 bee.c      |  1 +
 chanlist.c | 18 ++++++++++++++++++
 chanlist.h | 13 +++++++++++++
 conf.h     |  2 +-
 irc.c      | 18 +++++++++---------
 irc.h      |  6 ------
 7 files changed, 46 insertions(+), 19 deletions(-)
 create mode 100644 chanlist.c
 create mode 100644 chanlist.h

diff --git a/Makefile b/Makefile
index 97d5d35..a7f0cb9 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ CC=cc
 debug=-g -DDEBUG -DLOCAL
 CFLAGS=$(MORE_CFLAGS) -Wall -Wpedantic
 
-OBJS=bee.o irc.o util.o unix.o
+OBJS=bee.o irc.o util.o unix.o chanlist.o
 
 all: apiobot
 apiobot: $(OBJS)
@@ -19,11 +19,12 @@ local:
 .c.o:
 	$(CC) $(CFLAGS) -c $< -o $@
 
-bee.o: bee.c irc.h unix.h conf.h debug.h
-irc.o: irc.c irc.h debug.h conf.h util.h
+bee.o: bee.c irc.h unix.h conf.h debug.h chanlist.h
+irc.o: irc.c irc.h debug.h conf.h util.h chanlist.h
 thing.o: thing.c conf.h
 unix.o: unix.c unix.h conf.h irc.h
 util.o: util.c util.h debug.h conf.h
+chanlist.o: chanlist.c
 
 
 run: all
diff --git a/bee.c b/bee.c
index daa52bd..89ad3ff 100644
--- a/bee.c
+++ b/bee.c
@@ -1,4 +1,5 @@
 #include "irc.h"
+#include "chanlist.h"
 #include "unix.h"
 #include "conf.h"
 #include "debug.h"
diff --git a/chanlist.c b/chanlist.c
new file mode 100644
index 0000000..3ccd291
--- /dev/null
+++ b/chanlist.c
@@ -0,0 +1,18 @@
+#include "chanlist.h"
+
+#include <stddef.h>
+char *g_chanlist[] = {
+	"a",
+	"b",
+	"g",
+	"the",
+};
+const int g_nchannels = sizeof(g_chanlist)/sizeof(g_chanlist[0]);
+char *g_chanpwlist[] = {
+	NULL,
+	NULL,
+	NULL,
+	"password",
+};
+
+
diff --git a/chanlist.h b/chanlist.h
new file mode 100644
index 0000000..95d428e
--- /dev/null
+++ b/chanlist.h
@@ -0,0 +1,13 @@
+#ifndef chanlist_h_INCLUDED
+#define chanlist_h_INCLUDED
+
+// list of channels to join
+extern char *g_chanlist[];
+// length of the above
+extern const int g_nchannels;
+// list of passwords for channels, or NULL if no password
+// parallel to g_chanlist
+extern char *g_chanpwlist[];
+
+#endif // chanlist_h_INCLUDED
+
diff --git a/conf.h b/conf.h
index d42838d..c88bb3c 100644
--- a/conf.h
+++ b/conf.h
@@ -15,7 +15,7 @@
 	#define HOST "ubq323.website"
 	#define PORT "6667"
 	// directory to put the unix sockets into
-	#define SOCKETDIR "/srv/apiobot"
+	#define SOCKETDIR "/srv/apiobot/ch"
 	// group to assign as the owner of all the unix sockets
 	#define SOCKETGROUP "apionet"
 #endif
diff --git a/irc.c b/irc.c
index b30af48..548ee33 100644
--- a/irc.c
+++ b/irc.c
@@ -1,20 +1,12 @@
 #include "irc.h"
 
 #include "debug.h"
+#include "chanlist.h"
 #include "conf.h"
 #include "util.h"
 
 int g_ircsock = -1;
 
-char *g_chanlist[] = {
-	"a",
-	"b",
-	"g",
-	"cg",
-	"secret-channel",
-};
-const int g_nchannels = sizeof(g_chanlist)/sizeof(g_chanlist[0]);
-
 
 int
 irc_connect()
@@ -70,6 +62,14 @@ irc_handshake()
 		}
 		E(irc_sendall("JOIN #",6));
 		E(irc_sendall(g_chanlist[i],strlen(g_chanlist[i])));
+		if (g_chanpwlist[i] != NULL) {
+			if (strlen(g_chanpwlist[i]) > 32) {
+				fprintf(stderr,"channel password too long for #(%s)\n",g_chanlist[i]);
+				return -1;
+			}
+			E(irc_sendall(" ",1));
+			E(irc_sendall(g_chanpwlist[i],strlen(g_chanpwlist[i])));
+		}
 		E(irc_sendall("\r\n",2));
 	}
 	#undef E
diff --git a/irc.h b/irc.h
index 870508f..d319eee 100644
--- a/irc.h
+++ b/irc.h
@@ -13,12 +13,6 @@
 // fd of the irc connection socket
 extern int g_ircsock;
 
-// list of channels to join
-extern char *g_chanlist[];
-// length of the above
-extern const int g_nchannels;
-
-
 // connects to the irc server, as defined in config.h
 // returns -1 on failure.
 int irc_connect();
-- 
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