ref: 5a2d78f14e4c179c9ec1e337e184def382259463
parent: 864748af0fa9ad18dd5b94fe36962d7706763d1b
author: phil9 <telephil9@gmail.com>
date: Fri Sep 23 10:00:28 EDT 2022
add edition using binary input (thanks grimmware)
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@
`i` inserts a byte before the current selection.
`p` inserts a byte after the current selection.
`x` deletes the currently selected byte.
+`.` edit selected byte in binary.
`u` undo last edit.
`r` redo last undo'ed edit.
`s` save file.
--- a/vexed.c
+++ b/vexed.c
@@ -31,6 +31,7 @@
Msnarfhex,
Msnarfascii,
Mdecode,
+ Mbinary,
Minsert,
Mappend,
Mdelete,
@@ -44,6 +45,7 @@
"snarf hex",
"snarf ascii",
"decode",
+ "binary",
"insert",
"append",
"delete",
@@ -273,6 +275,28 @@
}
void
+xbinary(void)
+{+ char tmp[9] = {0};+ char msg[19] = "Binary (xxxxxxxx):";
+ char out = 0;
+ int n, i;
+
+ for(i = 0; i < 8; i++)
+ msg[15 - i] = (buf.data[sel] & 1 << i) ? '1' : '0';
+ n = enter(msg, tmp, sizeof tmp, mctl, kctl, nil);
+ if(n <= 0)
+ return;
+ for(i = 0; i < 8 && i < n; i++){+ if(tmp[7-i] != '0')
+ out |= 1 << i;
+ }
+ buf.data[sel] = out;
+ modified = 1;
+ redraw();
+}
+
+void
xlook(void)
{ char tmp[255] = {0};@@ -536,6 +560,9 @@
case Mappend:
xappend();
break;
+ case Mbinary:
+ xbinary();
+ break;
case Mlook:
xlook();
break;
@@ -712,6 +739,9 @@
case 'p':
case 'P':
xappend();
+ break;
+ case '.':
+ xbinary();
break;
case 'l':
case 'L':