1 files changed, 188 insertions, 0 deletions
diff --git a/intl/uconv/tests/nsconv.cpp b/intl/uconv/tests/nsconv.cpp
new file mode 100644
index 0000000000..116f6fc1f3
--- /dev/null
+++ b/intl/uconv/tests/nsconv.cpp
@@ -0,0 +1,188 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Utility that converts file encoded in one charset codepage to
+// another encoding
+
+#include "nscore.h"
+#include "nsString.h"
+#include "nsIServiceManager.h"
+#include "nsICharsetConverterManager.h"
+#include "nsIUnicodeEncoder.h"
+#include "nsIUnicodeDecoder.h"
+
+static NS_DEFINE_CID(kCharsetConverterManagerCID, NS_ICHARSETCONVERTERMANAGER_CID);
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+void usage()
+{
+  printf(
+    "nsconv -f fromcode -t tocode infile outfile\n"
+    "nsconv -f fromcode -t tocode infile > outfile\n"
+    "nsconv -f fromcode -t tocode < infile > outfile\n"
+    );
+}
+
+#define INBUFSIZE (1024*16)
+#define MEDBUFSIZE (1024*16*2)
+#define OUTBUFSIZE (1024*16*8)
+char inbuffer[INBUFSIZE];
+char outbuffer[OUTBUFSIZE];
+char16_t  medbuffer[MEDBUFSIZE];
+
+int main(int argc, const char** argv)
+{
+  nsIUnicodeEncoder* encoder = nullptr;
+  nsIUnicodeDecoder* decoder = nullptr;
+  FILE* fin = 0;
+  FILE* fout = 0;
+  FILE* infile = 0;
+  FILE* outfile = 0;
+  nsresult res= NS_OK;
+
+  NS_InitXPCOM2(nullptr, nullptr, nullptr);
+
+  // get ccMain;
+  nsCOMPtr<nsICharsetConverterManager> ccMain =
+      do_GetService(kCharsetConverterManagerCID, &res);
+  if(NS_FAILED(res))
+  {
+    fprintf(stderr, "Cannot get Character Converter Manager %x\n", res);
+    return -1;
+  }
+
+  int i;
+  if(argc > 4)
+  {
+    for(i =0; i < argc; i++)
+    {
+      if(strcmp(argv[i], "-f") == 0)
+      {
+        // User has specified the charset to convert from
+        nsAutoCString str;
+
+        // First check if a charset alias was given, 
+        // and convert to the canonical name
+        res = ccMain->GetCharsetAlias(argv[i+1], str);
+        if (NS_FAILED(res))
+        {
+          fprintf(stderr, "Cannot get charset alias for %s %x\n",
+                  argv[i+1], res);
+          goto error_exit;
+        }
+
+        // Finally create the decoder
+        res = ccMain->GetUnicodeDecoder(str.get(), &decoder);
+        if(NS_FAILED(res)) {
+          fprintf(stderr, "Cannot get Unicode decoder %s %x\n", 
+                  argv[i+1],res);
+          goto error_exit;
+        }
+
+      }
+
+      if(strcmp(argv[i], "-t") == 0)
+      {
+        // User has specified which charset to convert to
+        nsAutoCString str;
+
+        // First check if a charset alias was given, 
+        // and convert to the canonical name
+        res = ccMain->GetCharsetAlias(argv[i+1], str);
+        if (NS_FAILED(res))
+        {
+          fprintf(stderr, "Cannot get charset alias for %s %x\n",
+                  argv[i+1], res);
+          goto error_exit;
+        }
+
+        // Finally create the encoder 
+        res = ccMain->GetUnicodeEncoderRaw(str.get(), &encoder);
+        if(NS_FAILED(res)) {
+          fprintf(stderr, "Cannot get Unicode encoder %s %x\n", 
+                  argv[i+1],res);
+          goto error_exit;
+        }
+      }
+    }
+
+    if (argc > 5)
+    {
+      // The user has specified an input file 
+      // if we have more than four arguments
+      fin = infile = fopen(argv[5], "rb");
+      if(!infile) 
+      {  
+        usage();
+        fprintf(stderr,"cannot open input file %s\n", argv[5]);
+        goto error_exit; 
+      }
+
+      if (argc > 6)
+      {
+        // The user has specified an output file
+        // if we have more than four arguments
+        fout = outfile = fopen(argv[6], "ab");
+        if(!outfile) 
+        {  
+          usage();
+          fprintf(stderr,"cannot open output file %s\n", argv[6]);
+          goto error_exit; 
+        }
+      }
+      else
+        fout = stdout;
+    }
+    else
+    {
+      // No inputfiles are given. Read and write
+      // to/from standard in and standard out
+      fin = stdin;
+      fout = stdout;
+    }
+    
+    int32_t insize,medsize,outsize;
+    while((insize=fread(inbuffer, 1,INBUFSIZE, fin)) > 0)
+    {
+      medsize=MEDBUFSIZE;
+        
+      res = decoder->Convert(inbuffer,&insize, medbuffer, &medsize);
+      if(NS_FAILED(res)) {
+        fprintf(stderr, "failed in decoder->Convert %x\n",res);
+        goto error_exit;
+      }
+      outsize = OUTBUFSIZE;
+      res = encoder->Convert(medbuffer, &medsize, outbuffer,&outsize);
+      if(NS_FAILED(res)) {
+        fprintf(stderr, "failed in encoder->Convert %x\n",res);
+        goto error_exit;
+      }
+      fwrite(outbuffer, 1, outsize, fout);
+
+    }
+     
+    // Clean up 
+    if (infile != 0)
+      fclose(infile);
+    if (outfile != 0)
+      fclose(outfile);
+    fprintf(stderr, "Done!\n");
+    NS_IF_RELEASE(encoder);
+    NS_IF_RELEASE(decoder);
+    return 0;
+  }
+  usage();
+  error_exit:
+  // Clean up after
+  if (infile != 0)
+    fclose(infile);
+  if (outfile != 0)
+    fclose(outfile);
+  NS_IF_RELEASE(encoder);
+  NS_IF_RELEASE(decoder);
+  return -1;
+}