From 397b4ce6bd9064aa36f8b9c264e4bbc226822d6f Mon Sep 17 00:00:00 2001
From: June McEnroe <june@causal.agency>
Date: Sat, 12 Feb 2022 13:26:38 -0500
Subject: Prompt for empty server or SASL passwords

---
 chat.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'chat.c')

diff --git a/chat.c b/chat.c
index ba6c9a1..4898411 100644
--- a/chat.c
+++ b/chat.c
@@ -50,6 +50,8 @@
 #include <capsicum_helpers.h>
 #endif
 
+char *readpassphrase(const char *prompt, char *buf, size_t bufsiz, int flags);
+
 #include "chat.h"
 
 #ifndef OPENSSL_BIN
@@ -131,6 +133,12 @@ static void parseHash(char *str) {
 	if (*str) hashBound = strtoul(&str[1], NULL, 0);
 }
 
+static void parsePlain(char *str) {
+	self.plainUser = strsep(&str, ":");
+	if (!str) errx(EX_USAGE, "SASL PLAIN missing colon");
+	self.plainPass = str;
+}
+
 static volatile sig_atomic_t signals[NSIG];
 static void signalHandler(int signal) {
 	signals[signal] = 1;
@@ -288,7 +296,7 @@ int main(int argc, char *argv[]) {
 				uiTime.enable = true;
 				if (optarg) uiTime.format = optarg;
 			}
-			break; case 'a': sasl = true; self.plain = optarg;
+			break; case 'a': sasl = true; parsePlain(optarg);
 			break; case 'c': cert = optarg;
 			break; case 'e': sasl = true;
 			break; case 'g': genCert(optarg);
@@ -337,6 +345,20 @@ int main(int argc, char *argv[]) {
 		user = hash;
 	}
 
+	if (pass && !pass[0]) {
+		char *buf = malloc(512);
+		if (!buf) err(EX_OSERR, "malloc");
+		pass = readpassphrase("Server password: ", buf, 512, 0);
+		if (!pass) errx(EX_IOERR, "unable to read passphrase");
+	}
+
+	if (self.plainPass && !self.plainPass[0]) {
+		char *buf = malloc(512);
+		if (!buf) err(EX_OSERR, "malloc");
+		self.plainPass = readpassphrase("Account password: ", buf, 512, 0);
+		if (!self.plainPass) errx(EX_IOERR, "unable to read passphrase");
+	}
+
 	// Modes defined in RFC 1459:
 	set(&network.chanTypes, "#&");
 	set(&network.prefixes, "@+");
-- 
cgit 1.4.1