DBG: added the savedata command to dump memory to disk (related to issue #389).

src/dbg/instruction.cpp

@@ -2292,5 +2292,34 @@ CMDRESULT cbInstrSetMaxFindResult(int argc, char* argv[])
         return STATUS_ERROR;
     }
     maxFindResults = int(num & 0x7FFFFFFF);
+    return STATUS_CONTINUE;
+}
+
+CMDRESULT cbInstrSavedata(int argc, char* argv[])
+{
+    if (argc < 3) //savedata filename,addr,size
+    {
+        dputs("Not enough arguments...");
+        return STATUS_ERROR;
+    }
+    duint addr, size;
+    if (!valfromstring(argv[2], &addr, false) || !valfromstring(argv[3], &size, false))
+        return STATUS_ERROR;
+
+    Memory<unsigned char*> data(size);
+    if (!MemRead(addr, data(), data.size()))
+    {
+        dputs("Failed to read memory...");
+        return STATUS_ERROR;
+    }
+
+    if(!FileHelper::WriteAllData(argv[1], data(), data.size()))
+    {
+        dputs("Failed to write file...");
+        return STATUS_ERROR;
+    }
+
+    dprintf("%p[% " fext "X] written to \"%s\" !\n", addr, size, argv[1]);
+
     return STATUS_CONTINUE;
 }

src/dbg/instruction.h

@@ -77,5 +77,6 @@ CMDRESULT cbInstrCfanalyse(int argc, char* argv[]);
 CMDRESULT cbInstrExanalyse(int argc, char* argv[]);
 CMDRESULT cbInstrVirtualmod(int argc, char* argv[]);
 CMDRESULT cbInstrSetMaxFindResult(int argc, char* argv[]);
+CMDRESULT cbInstrSavedata(int argc, char* argv[]);
 
 #endif // _INSTRUCTIONS_H

src/dbg/x64_dbg.cpp

@@ -212,6 +212,7 @@ static void registercommands()
     dbgcmdnew("virtualmod", cbInstrVirtualmod, true); //virtual module
     dbgcmdnew("findallmem\1findmemall", cbInstrFindMemAll, true); //memory map pattern find
     dbgcmdnew("setmaxfindresult\1findsetmaxresult", cbInstrSetMaxFindResult, false); //set the maximum number of occurences found
+    dbgcmdnew("savedata", cbInstrSavedata, true); //save data to disk
 }
 
 static bool cbCommandProvider(char* cmd, int maxlen)