зеркало из https://github.com/mozilla/pjs.git
check in the patch submit by Jonas Utterstrom <jonas.utterstrom@vittran.norrnod.se in message news://news.mozilla.org/381B3757.FEC144BC%40vittran.norrnod.se fix bug 17706. r=ftang
This commit is contained in:
ftang%netscape.com
Родитель
a7b7757e6d
Коммит
d5184d1d2e
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@ -17,12 +17,18 @@
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* Netscape Communications Corporation. All Rights Reserved.
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*/
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// Utility that converts file encoded in one charset codepage to
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// another encoding
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#include "nscore.h"
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#include "nsString.h"
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#include "nsIServiceManager.h"
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#include "nsICharsetConverterManager.h"
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#include "nsIUnicodeEncoder.h"
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#include "nsIUnicodeDecoder.h"
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#include "nsICharsetAlias.h"
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static NS_DEFINE_CID(kCharsetConverterManagerCID, NS_ICHARSETCONVERTERMANAGER_CID);
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static NS_DEFINE_IID(kICharsetConverterManagerIID, NS_ICHARSETCONVERTERMANAGER_IID);
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@ -32,103 +38,182 @@ static NS_DEFINE_IID(kICharsetConverterManagerIID, NS_ICHARSETCONVERTERMANAGER_I
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void usage()
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{
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printf(
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"nsconv -f fromcode -t tocode infile outfile\n"
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);
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"nsconv -f fromcode -t tocode infile outfile\n"
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"nsconv -f fromcode -t tocode infile > outfile\n"
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"nsconv -f fromcode -t tocode < infile > outfile\n"
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);
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}
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int fromcodeind = 0;
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int tocodeind = 0;
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FILE* infile = 0;
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FILE* outfile = 0;
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#define INBUFSIZE (1024*16)
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#define MEDBUFSIZE (1024*16*2)
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#define OUTBUFSIZE (1024*16*8)
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char inbuffer[INBUFSIZE];
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char outbuffer[OUTBUFSIZE];
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PRUnichar medbuffer[MEDBUFSIZE];
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nsIUnicodeEncoder* encoder = nsnull;
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nsIUnicodeDecoder* decoder = nsnull;
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int main(int argc, const char** argv)
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{
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nsresult res= NS_OK;
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nsICharsetConverterManager* ccMain=nsnull;
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// get ccMain;
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nsServiceManager::GetService(kCharsetConverterManagerCID,
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kICharsetConverterManagerIID, (nsISupports**) &ccMain);
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if(NS_FAILED(res))
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{
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fprintf(stderr, "Cannot get Character Converter Manager %x\n", res);
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}
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int i;
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if(argc > 6)
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{
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for(i =0; i < argc; i++)
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{
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if(strcmp(argv[i], "-f") == 0)
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{
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tocodeind = i+1;
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nsAutoString str(argv[tocodeind]);
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res = ccMain->GetUnicodeDecoder(&str, &decoder);
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if(NS_FAILED(res)) {
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fprintf(stderr, "Cannot get Unicode decoder %s %x\n",
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argv[tocodeind],res);
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return -1;
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}
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nsIUnicodeEncoder* encoder = nsnull;
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nsIUnicodeDecoder* decoder = nsnull;
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FILE* fin = 0;
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FILE* fout = 0;
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FILE* infile = 0;
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FILE* outfile = 0;
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nsresult res= NS_OK;
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nsICharsetConverterManager* ccMain=nsnull;
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nsICharsetAlias* aliasmgr = nsnull;
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}
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if(strcmp(argv[i], "-t") == 0)
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{
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fromcodeind = i+1;
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nsAutoString str(argv[fromcodeind]);
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res = ccMain->GetUnicodeEncoder(&str, &encoder);
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if(NS_FAILED(res)) {
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fprintf(stderr, "Cannot get Unicode encoder %s %x\n",
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argv[fromcodeind],res);
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return -1;
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}
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}
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}
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infile = fopen(argv[5], "rb");
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if(NULL == infile)
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// get ccMain;
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res = nsServiceManager::GetService(kCharsetConverterManagerCID,
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kICharsetConverterManagerIID, (nsISupports**) &ccMain);
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if(NS_FAILED(res))
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{
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fprintf(stderr, "Cannot get Character Converter Manager %x\n", res);
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return -1;
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}
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// Get the charset alias manager
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res = nsServiceManager::GetService(NS_CHARSETALIAS_PROGID, nsICharsetAlias::GetIID(),
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(nsISupports**) &aliasmgr);
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if (NS_FAILED(res))
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{
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fprintf(stderr, "Cannot get Charset Alias Manager %x\n", res);
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nsServiceManager::ReleaseService(kCharsetConverterManagerCID, ccMain);
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return -1;
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}
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int i;
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if(argc > 4)
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{
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for(i =0; i < argc; i++)
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{
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if(strcmp(argv[i], "-f") == 0)
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{
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// User has specified the charset to convert from
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nsAutoString str;
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// First check if a charset alias was given,
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// and convert to the canonical name
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res = aliasmgr->GetPreferred(argv[i+1], str);
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if (NS_FAILED(res))
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{
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usage();
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fprintf(stderr,"cannot open input file %s\n", argv[5]);
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return -1;
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fprintf(stderr, "Cannot get charset alias for %s %x\n",
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argv[i+1], res);
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goto error_exit;
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}
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outfile = fopen(argv[6], "ab");
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// Finally create the decoder
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res = ccMain->GetUnicodeDecoder(&str, &decoder);
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if(NS_FAILED(res)) {
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fprintf(stderr, "Cannot get Unicode decoder %s %x\n",
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argv[i+1],res);
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goto error_exit;
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}
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}
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if(strcmp(argv[i], "-t") == 0)
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{
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// User has specified which charset to convert to
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nsAutoString str;
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// First check if a charset alias was given,
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// and convert to the canonical name
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res = aliasmgr->GetPreferred(argv[i+1], str);
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if (NS_FAILED(res))
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{
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fprintf(stderr, "Cannot get charset alias for %s %x\n",
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argv[i+1], res);
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goto error_exit;
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}
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// Finally create the encoder
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res = ccMain->GetUnicodeEncoder(&str, &encoder);
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if(NS_FAILED(res)) {
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fprintf(stderr, "Cannot get Unicode encoder %s %x\n",
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argv[i+1],res);
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goto error_exit;
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}
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}
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}
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if (argc > 5)
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{
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// The user has specified an input file
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// if we have more than four arguments
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fin = infile = fopen(argv[5], "rb");
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if(NULL == infile)
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{
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usage();
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fprintf(stderr,"cannot open input file %s\n", argv[5]);
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goto error_exit;
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}
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if (argc > 6)
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{
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// The user has specified an output file
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// if we have more than four arguments
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fout = outfile = fopen(argv[6], "ab");
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if(NULL == outfile)
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{
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usage();
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fprintf(stderr,"cannot open output file %s\n", argv[6]);
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return -1;
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usage();
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fprintf(stderr,"cannot open output file %s\n", argv[6]);
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goto error_exit;
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}
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}
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else
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fout = stdout;
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}
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else
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{
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// No inputfiles are given. Read and write
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// to/from standard in and standard out
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fin = stdin;
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fout = stdout;
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}
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PRInt32 insize,medsize,outsize;
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while((insize=fread(inbuffer, 1,INBUFSIZE, fin)) > 0)
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{
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medsize=MEDBUFSIZE;
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PRInt32 insize,medsize,outsize;
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while((insize=fread(inbuffer, 1,INBUFSIZE,infile)) > 0)
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{
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medsize=MEDBUFSIZE;
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res = decoder->Convert(inbuffer,&insize, medbuffer, &medsize);
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if(NS_FAILED(res)) {
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fprintf(stderr, "failed in decoder->Convert %x\n",res);
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goto error_exit;
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}
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outsize = OUTBUFSIZE;
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res = encoder->Convert(medbuffer, &medsize, outbuffer,&outsize);
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if(NS_FAILED(res)) {
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fprintf(stderr, "failed in encoder->Convert %x\n",res);
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goto error_exit;
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}
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fwrite(outbuffer, 1, outsize, fout);
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res = decoder->Convert(inbuffer,&insize, medbuffer, &medsize);
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if(NS_FAILED(res)) {
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fprintf(stderr, "failed in decoder->Convert %x\n",res);
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return -1;
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}
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outsize = OUTBUFSIZE;
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res = encoder->Convert(medbuffer, &medsize, outbuffer,&outsize);
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if(NS_FAILED(res)) {
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fprintf(stderr, "failed in encoder->Convert %x\n",res);
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return -1;
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}
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fwrite(outbuffer, 1, outsize, outfile);
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}
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}
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fclose(infile);
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fclose(outfile);
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fprintf(stderr, "Done!\n");
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return 0;
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}
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usage();
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return -1;
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// Clean up
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if (infile != 0)
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fclose(infile);
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if (outfile != 0)
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fclose(outfile);
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fprintf(stderr, "Done!\n");
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NS_IF_RELEASE(encoder);
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NS_IF_RELEASE(decoder);
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nsServiceManager::ReleaseService(kCharsetConverterManagerCID, ccMain);
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nsServiceManager::ReleaseService(NS_CHARSETALIAS_PROGID, aliasmgr);
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return 0;
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}
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usage();
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error_exit:
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// Clean up after
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if (infile != 0)
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fclose(infile);
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if (outfile != 0)
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fclose(outfile);
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NS_IF_RELEASE(encoder);
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NS_IF_RELEASE(decoder);
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nsServiceManager::ReleaseService(kCharsetConverterManagerCID, ccMain);
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nsServiceManager::ReleaseService(NS_CHARSETALIAS_PROGID, aliasmgr);
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return -1;
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}
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