From 0662105e884dce3eae9d3eb0b0d49600c1260b90 Mon Sep 17 00:00:00 2001
From: Andrew Chow <github@achow101.com>
Date: Sun, 18 Dec 2022 13:20:20 -0500
Subject: qt: Load PSBTs using istreambuf_iterator rather than istream_iterator

istream_iterator eats whitespace charactesr which causes parsing
failures for PSBTs that contain the bytes corresponding to those
characters.

Github-Pull: bitcoin-core/gui#687
Rebased-From: bb5ea1d9a954b7b9f443ee8fbbb04549cd0b08a7
---
 src/qt/walletframe.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/qt/walletframe.cpp b/src/qt/walletframe.cpp
index 8dc97e66a2..adc7793916 100644
--- a/src/qt/walletframe.cpp
+++ b/src/qt/walletframe.cpp
@@ -212,7 +212,7 @@ void WalletFrame::gotoLoadPSBT(bool from_clipboard)
             return;
         }
         std::ifstream in{filename.toLocal8Bit().data(), std::ios::binary};
-        data.assign(std::istream_iterator<unsigned char>{in}, {});
+        data.assign(std::istreambuf_iterator<char>{in}, {});
 
         // Some psbt files may be base64 strings in the file rather than binary data
         std::string b64_str{data.begin(), data.end()};
-- 
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