Bump deps/json from a259ecc to 0457de2

Bumps [deps/json](https://github.com/nlohmann/json) from `a259ecc` to `0457de2`.
- [Release notes](https://github.com/nlohmann/json/releases)
- [Commits](a259ecc51e...0457de21cf)

---
updated-dependencies:
- dependency-name: deps/json
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

README.md

@@ -58,8 +58,8 @@ All files will be closed upon GSC restart (map_restart or fast_restart or missio
 
   ```
 
-* `<string> FS_ReadLine(<filehandle int>)` Reads a line from the file pointed by the filehandle, removes the newline char. Returns `undefined` when nothing is left to read. Will not read more than 8192 characters at once. Filehandle must be opened for reading.
+* `<string> FS_ReadLine(<filehandle int>)` Reads a line from the file pointed by the filehandle, removes the newline char. Returns `undefined` when nothing is left to read. Will not read more than 65536 characters at once. Filehandle must be opened for reading.
-* `<string> FS_Read(<filehandle int>, <bytes int>(optional))` Reads number of bytes from the file. If bytes is `undefined`, reads the entire file. No more than 8192 characters will be read at once. Returns `undefined` if there are nothing left to read.
+* `<string> FS_Read(<filehandle int>, <bytes int>(optional))` Reads number of bytes from the file. If bytes is `undefined`, reads the entire file. No more than 65536 characters will be read at once. Returns `undefined` if there are nothing left to read.
   ```gsc
   // open the file for reading
 
@@ -89,6 +89,20 @@ All files will be closed upon GSC restart (map_restart or fast_restart or missio
   // close the file
   ```
 
+* `<array of strings> FS_ListFiles(<folder string>)` Returns a list of files inside of the folder given.
+  ```gsc
+  folder = "testfolder/";
+  files = FS_ListFiles(folder);
+
+  for (i = 0; i < files.size; i++)
+  {
+    filename = files[i];
+
+    // do something with the filename
+    filepath = folder + filename;
+  }
+  ```
+
 # Installation
 Move the `t4sp-server-plugin.dll` to `%LOCALAPPDATA%\Plutonium\storage\t4\plugins\`, the plugin will be loaded when you start up a dedicated server for Plutonium T4SP.
 

src/codsrc/clientscript/cscr_stringlist.cpp

@@ -67,11 +67,18 @@ namespace codsrc
 	{
 		int len;
 
-		for ( len = refString->u.s.byteLen - 1;
+		if (!refString->u.s.byteLen)
-			refString->str[len];
-			len += 256 )
 		{
-			;
+			len = 256 - 1; //Bugfix for 256 % 256 = 0 or 512 % 256 = 0 or... Just promote it to 256
+		}
+		else
+		{
+			len = refString->u.s.byteLen - 1;
+		}
+
+		while (refString->str[len])
+		{
+			len += 256;
 		}
 
 		return len;

src/component/fileio.cpp

@@ -10,6 +10,7 @@ namespace fileio
 	namespace
 	{
 		static constexpr size_t max_fhs = 10;
+		static constexpr size_t max_gsc_string = 0x10000 - 1;
 
 		enum class scr_fh_type_e
 		{
@@ -35,7 +36,7 @@ namespace fileio
 		{
 			if (fpath.empty())
 			{
-				return false;
+				return true;
 			}
 
 			constexpr static std::array bad_strings { R"(..)", R"(../)", R"(..\)" };
@@ -293,10 +294,10 @@ namespace fileio
 						}
 					}
 
-					if (bytes_to_read > 8191)
+					if (bytes_to_read > max_gsc_string)
 					{
 						found_nl = false;
-						bytes_to_read = 8191;
+						bytes_to_read = max_gsc_string;
 
 						game::Com_PrintWarning(game::CON_CHANNEL_SCRIPT, "Line was too long in file %s, truncating\n", scr_fhs[fh].base_path.c_str());
 					}
@@ -348,9 +349,9 @@ namespace fileio
 						}
 					}
 
-					if (bytes_to_read > 8191)
+					if (bytes_to_read > max_gsc_string)
 					{
-						bytes_to_read = 8191;
+						bytes_to_read = max_gsc_string;
 
 						game::Com_PrintWarning(game::CON_CHANNEL_SCRIPT, "Line was too long in file %s, truncating\n", scr_fhs[fh].base_path.c_str());
 					}
@@ -400,6 +401,23 @@ namespace fileio
 
 					game::Scr_AddInt(game::SCRIPTINSTANCE_SERVER, 1);
 				});
+
+			gsc::function::add("fs_listfiles", []()
+				{
+					auto fpath = build_base_path(game::Scr_GetString(0, game::SCRIPTINSTANCE_SERVER));
+
+					int numfiles;
+					auto* files = game::FS_ListFiles(fpath.c_str(), "", game::FS_LIST_ALL, &numfiles);
+
+					game::Scr_MakeArray(game::SCRIPTINSTANCE_SERVER);
+					for (int i = 0; i < numfiles; i++)
+					{
+						game::Scr_AddString(game::SCRIPTINSTANCE_SERVER, files[i]);
+						game::Scr_AddArray(game::SCRIPTINSTANCE_SERVER);
+					}
+
+					game::FS_FreeFileList(files);
+				});
 		}
 	}
 

src/game/game.cpp

@@ -231,6 +231,21 @@ namespace game
 		*cmd_functions = newCmd;
 	}
 
+	// restored
+	const char** FS_ListFiles(const char* path, const char* extension, FsListBehavior_e behavior, int* numfiles)
+	{
+		return FS_ListFilteredFiles(*fs_searchpaths, path, extension, nullptr, behavior, numfiles);
+	}
+
+	// restored
+	void FS_FreeFileList(const char** list)
+	{
+		if ( list )
+		{
+			Hunk_UserDestroy((HunkUser*)*(list - 1));
+		}
+	}
+
 	// restored
 	void Sys_EnterCriticalSection(CriticalSection critSect)
 	{

src/game/symbols.hpp

@@ -78,6 +78,9 @@ namespace game
 	void Sys_EnterCriticalSection(CriticalSection critSect);
 	void Sys_LeaveCriticalSection(CriticalSection critSect);
 
+	const char** FS_ListFiles(const char* path, const char* extension, FsListBehavior_e behavior, int* numfiles);
+	void FS_FreeFileList(const char** list);
+
 	// Variables
 	WEAK symbol<CRITICAL_SECTION> s_criticalSection{ 0x0, 0x2298D08 };
 	WEAK symbol<HunkUser*> g_DebugHunkUser{ 0x0, 0x212B2EC };