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lightning-sunbird  0.9+nobinonly
Functions
btoa.c File Reference
#include "plgetopt.h"
#include "secutil.h"
#include "nssb64.h"
#include <errno.h>

Go to the source code of this file.

Functions

static PRInt32 output_ascii (void *arg, const char *obuf, PRInt32 size)
static SECStatus encode_file (FILE *outFile, FILE *inFile)
static void Usage (char *progName)
int main (int argc, char **argv)
 The Xalan testcases app.

Function Documentation

static SECStatus encode_file ( FILE outFile,
FILE inFile 
) [static]

Definition at line 71 of file btoa.c.

{
    NSSBase64Encoder *cx;
    int nb;
    SECStatus status = SECFailure;
    unsigned char ibuf[4096];

    cx = NSSBase64Encoder_Create(output_ascii, outFile);
    if (!cx) {
       return -1;
    }

    for (;;) {
       if (feof(inFile)) break;
       nb = fread(ibuf, 1, sizeof(ibuf), inFile);
       if (nb != sizeof(ibuf)) {
           if (nb == 0) {
              if (ferror(inFile)) {
                  PORT_SetError(SEC_ERROR_IO);
                  goto loser;
              }
              /* eof */
              break;
           }
       }

       status = NSSBase64Encoder_Update(cx, ibuf, nb);
       if (status != SECSuccess) goto loser;
    }

    status = NSSBase64Encoder_Destroy(cx, PR_FALSE);
    if (status != SECSuccess)
       return status;

    /*
     * Add a trailing CRLF.  Note this must be done *after* the call
     * to Destroy above (because only then are we sure all data has
     * been written out).
     */
    fwrite("\r\n", 1, 2, outFile);
    return SECSuccess;

  loser:
    (void) NSSBase64Encoder_Destroy(cx, PR_TRUE);
    return status;
}

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int main ( int  argc,
char **  argv 
)

The Xalan testcases app.

Definition at line 130 of file btoa.c.

{
    char *progName;
    SECStatus rv;
    FILE *inFile, *outFile;
    PLOptState *optstate;
    PLOptStatus status;

    inFile = 0;
    outFile = 0;
    progName = strrchr(argv[0], '/');
    if (!progName)
       progName = strrchr(argv[0], '\\');
    progName = progName ? progName+1 : argv[0];

    /* Parse command line arguments */
    optstate = PL_CreateOptState(argc, argv, "i:o:");
    while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
       switch (optstate->option) {
         default:
           Usage(progName);
           break;

         case 'i':
           inFile = fopen(optstate->value, "rb");
           if (!inFile) {
              fprintf(stderr, "%s: unable to open \"%s\" for reading\n",
                     progName, optstate->value);
              return -1;
           }
           break;

         case 'o':
           outFile = fopen(optstate->value, "wb");
           if (!outFile) {
              fprintf(stderr, "%s: unable to open \"%s\" for writing\n",
                     progName, optstate->value);
              return -1;
           }
           break;
       }
    }
    if (status == PL_OPT_BAD)
       Usage(progName);
    if (!inFile) {
#if defined(WIN32)
       /* If we're going to read binary data from stdin, we must put stdin
       ** into O_BINARY mode or else incoming \r\n's will become \n's.
       */

       int smrv = _setmode(_fileno(stdin), _O_BINARY);
       if (smrv == -1) {
           fprintf(stderr,
           "%s: Cannot change stdin to binary mode. Use -i option instead.\n",
                   progName);
           return smrv;
       }
#endif
       inFile = stdin;
    }
    if (!outFile) {
#if defined(WIN32)
       /* We're going to write binary data to stdout. We must put stdout
       ** into O_BINARY mode or else outgoing \r\n's will become \r\r\n's.
       */

       int smrv = _setmode(_fileno(stdout), _O_BINARY);
       if (smrv == -1) {
           fprintf(stderr,
           "%s: Cannot change stdout to binary mode. Use -o option instead.\n",
                   progName);
           return smrv;
       }
#endif
       outFile = stdout;
    }
    rv = encode_file(outFile, inFile);
    if (rv != SECSuccess) {
       fprintf(stderr, "%s: lossage: error=%d errno=%d\n",
              progName, PORT_GetError(), errno);
       return -1;
    }
    return 0;
}

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static PRInt32 output_ascii ( void arg,
const char *  obuf,
PRInt32  size 
) [static]

Definition at line 56 of file btoa.c.

{
    FILE *outFile = arg;
    int nb;

    nb = fwrite(obuf, 1, size, outFile);
    if (nb != size) {
       PORT_SetError(SEC_ERROR_IO);
       return -1;
    }

    return nb;
}

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static void Usage ( char *  progName) [static]

Definition at line 118 of file btoa.c.

{
    fprintf(stderr,
           "Usage: %s [-i input] [-o output]\n",
           progName);
    fprintf(stderr, "%-20s Define an input file to use (default is stdin)\n",
           "-i input");
    fprintf(stderr, "%-20s Define an output file to use (default is stdout)\n",
           "-o output");
    exit(-1);
}

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