security/nss/cmd/derdump/derdump.c

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/security/nss/cmd/derdump/derdump.c	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,105 @@
     1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.7 +
     1.8 +#include "secutil.h"
     1.9 +#include "nss.h"
    1.10 +#include <errno.h>
    1.11 +
    1.12 +#if defined(XP_WIN) || (defined(__sun) && !defined(SVR4))
    1.13 +#if !defined(WIN32)
    1.14 +extern int fprintf(FILE *, char *, ...);
    1.15 +#endif
    1.16 +#endif
    1.17 +#include "plgetopt.h"
    1.18 +
    1.19 +static void Usage(char *progName)
    1.20 +{
    1.21 +    fprintf(stderr,
    1.22 +	    "Usage: %s [-r] [-i input] [-o output]\n",
    1.23 +	    progName);
    1.24 +    fprintf(stderr, "%-20s For formatted items, dump raw bytes as well\n",
    1.25 +	    "-r");
    1.26 +    fprintf(stderr, "%-20s Define an input file to use (default is stdin)\n",
    1.27 +	    "-i input");
    1.28 +    fprintf(stderr, "%-20s Define an output file to use (default is stdout)\n",
    1.29 +	    "-o output");
    1.30 +    exit(-1);
    1.31 +}
    1.32 +
    1.33 +int main(int argc, char **argv)
    1.34 +{
    1.35 +    char *progName;
    1.36 +    FILE *outFile;
    1.37 +    PRFileDesc *inFile;
    1.38 +    SECItem der;
    1.39 +    SECStatus rv;
    1.40 +    PRInt16 xp_error;
    1.41 +    PRBool raw = PR_FALSE;
    1.42 +    PLOptState *optstate;
    1.43 +    PLOptStatus status;
    1.44 +
    1.45 +    progName = strrchr(argv[0], '/');
    1.46 +    progName = progName ? progName+1 : argv[0];
    1.47 +
    1.48 +    /* Parse command line arguments */
    1.49 +    inFile = 0;
    1.50 +    outFile = 0;
    1.51 +    optstate = PL_CreateOptState(argc, argv, "i:o:r");
    1.52 +    while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
    1.53 +	switch (optstate->option) {
    1.54 +	  case 'i':
    1.55 +	    inFile = PR_Open(optstate->value, PR_RDONLY, 0);
    1.56 +	    if (!inFile) {
    1.57 +		fprintf(stderr, "%s: unable to open \"%s\" for reading\n",
    1.58 +			progName, optstate->value);
    1.59 +		return -1;
    1.60 +	    }
    1.61 +	    break;
    1.62 +
    1.63 +	  case 'o':
    1.64 +	    outFile = fopen(optstate->value, "w");
    1.65 +	    if (!outFile) {
    1.66 +		fprintf(stderr, "%s: unable to open \"%s\" for writing\n",
    1.67 +			progName, optstate->value);
    1.68 +		return -1;
    1.69 +	    }
    1.70 +	    break;
    1.71 +
    1.72 +	  case 'r':
    1.73 +	    raw = PR_TRUE;
    1.74 +	    break;
    1.75 +
    1.76 +	  default:
    1.77 +	    Usage(progName);
    1.78 +	    break;
    1.79 +	}
    1.80 +    }
    1.81 +	if (status == PL_OPT_BAD)
    1.82 +		Usage(progName);
    1.83 +
    1.84 +    if (!inFile) inFile = PR_STDIN;
    1.85 +    if (!outFile) outFile = stdout;
    1.86 +
    1.87 +    rv = NSS_NoDB_Init(NULL);	/* XXX */
    1.88 +    if (rv != SECSuccess) {
    1.89 +	SECU_PrintPRandOSError(progName);
    1.90 +	return -1;
    1.91 +    }
    1.92 +
    1.93 +	rv = SECU_ReadDERFromFile(&der, inFile, PR_FALSE, PR_FALSE);
    1.94 +    if (rv == SECSuccess) {
    1.95 +	rv = DER_PrettyPrint(outFile, &der, raw);
    1.96 +	if (rv == SECSuccess)
    1.97 +	    return 0;
    1.98 +    }
    1.99 +
   1.100 +    xp_error = PORT_GetError();
   1.101 +    if (xp_error) {
   1.102 +	SECU_PrintError(progName, "error %d", xp_error);
   1.103 +    }
   1.104 +    if (errno) {
   1.105 +	SECU_PrintSystemError(progName, "errno=%d", errno);
   1.106 +    }
   1.107 +    return 1;
   1.108 +}

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