From 277e0c36a00e018a0090a984af934165be704aaa Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Thu, 25 Jul 2024 22:04:33 -0600
Subject: home/pass: implement pass-bcr

---
 pkgs/pass-bcr/bcr.bash | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100755 pkgs/pass-bcr/bcr.bash

(limited to 'pkgs/pass-bcr/bcr.bash')

diff --git a/pkgs/pass-bcr/bcr.bash b/pkgs/pass-bcr/bcr.bash
new file mode 100755
index 0000000..5d02748
--- /dev/null
+++ b/pkgs/pass-bcr/bcr.bash
@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+set -e
+set -o pipefail
+
+if [ $# -eq 0 ]; then
+	echo "Usage: $0 <challenge>..." >&2
+	exit 1
+fi
+
+function index_for_each() {
+	keys="$1"
+	shift
+
+	for entry in "$@"; do
+		if echo "$entry" | grep -vq "^[a-jA-J][1-5]$"; then
+			echo "Bad challenge: $entry" >&2
+			exit 1
+		fi
+
+		echo "$entry: $(echo "$keys" | tail -n+$(echo "$entry" | tail -c+2) | head -1 | cut -d' ' -f$((1 + $(echo "$entry" | head -c1 | tr 'a-jA-J' '0-90-9'))))"
+	done
+}
+
+index_for_each "$(pass show any/bank/bcr/default | grep -A6 '^Clave dinámica:$' | tail -5 | sed 's/^[0-9]\s\+//g')" "$@"
-- 
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