From 3c4c0792db9fc8da8115d6be5994c22244e08759 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Paul=20H=C3=A4nsch?= <paul@plutz.net>
Date: Mon, 10 Apr 2023 13:59:10 +0200
Subject: [PATCH] read pixmap formats

---
 libx11.sh | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

diff --git a/libx11.sh b/libx11.sh
index a109939..014431c 100755
--- a/libx11.sh
+++ b/libx11.sh
@@ -3,6 +3,8 @@
 _EXEC="${0}"
 X11_FORK="${X11_FORK:-0}"
 
+BR='
+'
 debug(){
   DEBUG="${DEBUG:-/dev/stderr}"
   if [ $# -gt 0 ]; then
@@ -141,8 +143,13 @@ x11_read_values(){
       done 
       shift 2
       ;;
-    FORMAT):
-      #printf 
+    FORMAT)
+      m1="${data%% *}" data="${data#* }"
+      m2="${data%% *}" data="${data#* }"
+      m3="${data%% *}" data="${data#* }"
+      data="${data#* * * * * }"
+      printf '%i	%i	%i\n' "$m1" "$m2" "$m3"
+      shift 1
       ;;
     *)
       debug 'Unknown value type: %s\n' "$1"
@@ -176,7 +183,6 @@ x11_setup(){
       return 2
       ;;
     1): # Success
-      debug 'X11: Setup Success\nProtocol Version: %s\n' "$X11_VERSION"
       { read X11_RELEASE X11_RID_BASE X11_RID_MASK X11_MBUF_SIZE \
              m1 X11_MAX_RQ_LENGTH \
              m2 m3 X11_IMAGE_BO X11_BITMAP_BO \
@@ -193,11 +199,20 @@ x11_setup(){
 	    CARD32
           )
 	EOF
-      debug "Number of Screens: %i\n" $m2
+
       { read X11_VENDOR; read data; } <<-EOF
 	$( printf '%i ' $data |x11_read_values STRING8 $m1 pad $(( (4 - m1 % 4) % 4 )) )
 	EOF
       debug "Vendor (%i): %s\n" "$m1" "$X11_VENDOR"
+
+      while [ $m3 -gt 0 ]; do
+        { read m1; read data; } <<-EOF
+	$( printf '%i ' $data |x11_read_values FORMAT )
+	EOF
+        X11_PIXMAP_FORMATS="${X11_PIXMAP_FORMATS}${m1}${BR}"
+        m3=$((m3 - 1))
+      done
+      debug "Pixmap Formats:\nDepth	BPP	SL pad\n%s" "$X11_PIXMAP_FORMATS"
       ;;
   esac
 }
-- 
2.39.5