in data manrawdemode the em410xdecode resets the size if it fails to decode, render the setdemodbuf useless afterwards.

CHANGELOG.md

@@ -3,6 +3,7 @@ All notable changes to this project will be documented in this file.
 This project uses the changelog in accordance with [keepchangelog](http://keepachangelog.com/). Please use this to write notable changes, which is not the same as git commit log...
 
 ## [unreleased][unreleased]
+ - Fixed `data manrawdecode` - now copy to demodbuf even if em4100 decode fails (@iceman1001)
  - Changed `nfc decode` - now supports Android Managed Provision NDEF message decoding (@iceman1001)
  - Changed `hf_cardhopper` - Allow button presses to break, handle non-zero CID from reader by relaying RATS and improving PPS and WTX handling, more reliably cook ATS, ignore client packets on serial line (@nvx)
  - Fixed `data diff` - client no longer crashes when using short widths on long filenames (@iceman1001)

client/src/cmddata.c

@@ -608,11 +608,14 @@ static int Cmdmandecoderaw(const char *Cmd) {
         uint64_t id = 0;
         uint32_t hi = 0;
         size_t idx = 0;
-        int res = Em410xDecode(bits, &size, &idx, &hi, &id);
+        size_t tmpsize = 0;
+        int res = Em410xDecode(bits, &tmpsize, &idx, &hi, &id);
         if (res > 0) {
             //need to adjust to set bitstream back to manchester encoded data
             //setDemodBuff(bits, size, idx);
             printEM410x(hi, id, false, res);
+
+            size = tmpsize;
         }
     }
     setDemodBuff(bits, size, 0);