Add RomFS building to hactoolnet

README.md

@@ -18,9 +18,10 @@ Options:
   -y, --verify         Verify all hashes in the input file.
   -h, --enablehash     Enable hash checks when reading the input file.
   -k, --keyset         Load keys from an external file.
-  -t, --intype=type    Specify input file type [nca, xci, romfs, pk11, pk21, ini1, kip1, switchfs, save, keygen]
+  -t, --intype=type    Specify input file type [nca, xci, romfs, pk11, pk21, ini1, kip1, switchfs, save, ndv0, keygen, romfsbuild]
   --titlekeys <file>   Load title keys from an external file.
 NCA options:
+  --plaintext <file>   Specify file path for saving a decrypted copy of the NCA.
   --section0 <file>    Specify Section 0 file path.
   --section1 <file>    Specify Section 1 file path.
   --section2 <file>    Specify Section 2 file path.
@@ -29,15 +30,18 @@ NCA options:
   --section1dir <dir>  Specify Section 1 directory path.
   --section2dir <dir>  Specify Section 2 directory path.
   --section3dir <dir>  Specify Section 3 directory path.
-  --exefs <file>       Specify ExeFS directory path.
+  --exefs <file>       Specify ExeFS file path.
   --exefsdir <dir>     Specify ExeFS directory path.
-  --romfs <file>       Specify RomFS directory path.
+  --romfs <file>       Specify RomFS file path.
   --romfsdir <dir>     Specify RomFS directory path.
   --listromfs          List files in RomFS.
   --basenca            Set Base NCA to use with update partitions.
 RomFS options:
   --romfsdir <dir>     Specify RomFS directory path.
   --listromfs          List files in RomFS.
+RomFS creation options:
+                       Input path must be a directory
+  --outfile <file>     Specify created RomFS file path.
 XCI options:
   --rootdir <dir>      Specify root XCI directory path.
   --updatedir <dir>    Specify update XCI directory path.
@@ -60,6 +64,7 @@ Switch FS options:
   --sdseed <seed>      Set console unique seed for SD card NAX0 encryption.
   --listapps           List application info.
   --listtitles         List title info for all titles.
+  --listncas           List info for all NCAs.
   --title <title id>   Specify title ID to use.
   --outdir <dir>       Specify directory path to save title NCAs to. (--title must be specified)
   --exefs <file>       Specify ExeFS directory path. (--title must be specified)
@@ -68,10 +73,16 @@ Switch FS options:
   --romfsdir <dir>     Specify RomFS directory path. (--title must be specified)
   --savedir <dir>      Specify save file directory path.
   -y, --verify         Verify all titles, or verify a single title if --title is set.
-Savefile options:
+Save data options:
   --outdir <dir>       Specify directory path to save contents to.
   --debugoutdir <dir>  Specify directory path to save intermediate data to for debugging.
   --sign               Sign the save file. (Requires device_key in key file)
+  --listfiles          List files in save file.
+  --replacefile <filename in save> <file> Replaces a file in the save data
+NDV0 (Delta) options:
+                       Input delta patch can be a delta NCA file or a delta fragment file.
+  --basefile <file>    Specify base file path.
+  --outfile            Specify patched file path.
 Keygen options:
   --outdir <dir>       Specify directory path to save key files to.
 ```

src/hactoolnet/CliParser.cs

@@ -162,7 +162,7 @@ namespace hactoolnet
             sb.AppendLine("  -y, --verify         Verify all hashes in the input file.");
             sb.AppendLine("  -h, --enablehash     Enable hash checks when reading the input file.");
             sb.AppendLine("  -k, --keyset         Load keys from an external file.");
-            sb.AppendLine("  -t, --intype=type    Specify input file type [nca, xci, romfs, pk11, pk21, ini1, kip1, switchfs, save, ndv0, keygen]");
+            sb.AppendLine("  -t, --intype=type    Specify input file type [nca, xci, romfs, pk11, pk21, ini1, kip1, switchfs, save, ndv0, keygen, romfsbuild]");
             sb.AppendLine("  --titlekeys <file>   Load title keys from an external file.");
             sb.AppendLine("NCA options:");
             sb.AppendLine("  --plaintext <file>   Specify file path for saving a decrypted copy of the NCA.");
@@ -174,15 +174,18 @@ namespace hactoolnet
             sb.AppendLine("  --section1dir <dir>  Specify Section 1 directory path.");
             sb.AppendLine("  --section2dir <dir>  Specify Section 2 directory path.");
             sb.AppendLine("  --section3dir <dir>  Specify Section 3 directory path.");
-            sb.AppendLine("  --exefs <file>       Specify ExeFS directory path.");
+            sb.AppendLine("  --exefs <file>       Specify ExeFS file path.");
             sb.AppendLine("  --exefsdir <dir>     Specify ExeFS directory path.");
-            sb.AppendLine("  --romfs <file>       Specify RomFS directory path.");
+            sb.AppendLine("  --romfs <file>       Specify RomFS file path.");
             sb.AppendLine("  --romfsdir <dir>     Specify RomFS directory path.");
             sb.AppendLine("  --listromfs          List files in RomFS.");
             sb.AppendLine("  --basenca            Set Base NCA to use with update partitions.");
             sb.AppendLine("RomFS options:");
             sb.AppendLine("  --romfsdir <dir>     Specify RomFS directory path.");
             sb.AppendLine("  --listromfs          List files in RomFS.");
+            sb.AppendLine("RomFS creation options:");
+            sb.AppendLine("                       Input path must be a directory");
+            sb.AppendLine("  --outfile <file>     Specify created RomFS file path.");
             sb.AppendLine("XCI options:");
             sb.AppendLine("  --rootdir <dir>      Specify root XCI directory path.");
             sb.AppendLine("  --updatedir <dir>    Specify update XCI directory path.");

src/hactoolnet/Options.cs

@@ -64,6 +64,7 @@ namespace hactoolnet
         Pfs0,
         Nsp,
         Romfs,
+        RomfsBuild,
         Nax0,
         Xci,
         SwitchFs,

src/hactoolnet/ProcessRomFsBuild.cs

@@ -0,0 +1,32 @@
+using System.IO;
+using LibHac.IO;
+using LibHac.IO.RomFs;
+
+namespace hactoolnet
+{
+    internal static class ProcessRomFsBuild
+    {
+        public static void Process(Context ctx)
+        {
+            if (ctx.Options.OutFile == null)
+            {
+                ctx.Logger.LogMessage("Output file must be specified.");
+                return;
+            }
+
+            var localFs = new LocalFileSystem(ctx.Options.InFile);
+
+            var builder = new RomFsBuilder(localFs);
+            IStorage romfs = builder.Build();
+
+            ctx.Logger.LogMessage($"Building RomFS as {ctx.Options.OutFile}");
+
+            using (var outFile = new FileStream(ctx.Options.OutFile, FileMode.Create, FileAccess.ReadWrite))
+            {
+                romfs.CopyToStream(outFile, romfs.Length, ctx.Logger);
+            }
+
+            ctx.Logger.LogMessage($"Finished writing {ctx.Options.OutFile}");
+        }
+    }
+}

src/hactoolnet/Program.cs

@@ -64,6 +64,9 @@ namespace hactoolnet
                 case FileType.Romfs:
                     ProcessRomfs.Process(ctx);
                     break;
+                case FileType.RomfsBuild:
+                    ProcessRomFsBuild.Process(ctx);
+                    break;
                 case FileType.Nax0:
                     break;
                 case FileType.SwitchFs: