mirror of
https://github.com/rn10950/RetroZilla.git
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288 lines
7.7 KiB
C
288 lines
7.7 KiB
C
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape security libraries.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1994-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* p7content -- A command to display pkcs7 content.
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*
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* $Id: p7content.c,v 1.12 2008/08/04 22:58:31 julien.pierre.boogz%sun.com Exp $
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*/
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#include "nspr.h"
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#include "secutil.h"
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#include "plgetopt.h"
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#include "secpkcs7.h"
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#include "cert.h"
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#include "certdb.h"
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#include "nss.h"
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#include "pk11pub.h"
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#if defined(XP_UNIX)
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#include <unistd.h>
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#endif
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#include <stdio.h>
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#include <string.h>
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#if (defined(XP_WIN) && !defined(WIN32)) || (defined(__sun) && !defined(SVR4))
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extern int fwrite(char *, size_t, size_t, FILE*);
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extern int fprintf(FILE *, char *, ...);
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#endif
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static void
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Usage(char *progName)
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{
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fprintf(stderr,
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"Usage: %s [-d dbdir] [-i input] [-o output]\n",
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progName);
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fprintf(stderr,
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"%-20s Key/Cert database directory (default is ~/.netscape)\n",
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"-d dbdir");
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fprintf(stderr, "%-20s Define an input file to use (default is stdin)\n",
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"-i input");
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fprintf(stderr, "%-20s Define an output file to use (default is stdout)\n",
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"-o output");
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exit(-1);
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}
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static PRBool saw_content;
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static secuPWData pwdata = { PW_NONE, 0 };
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static void
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PrintBytes(void *arg, const char *buf, unsigned long len)
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{
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FILE *out;
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out = arg;
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fwrite (buf, len, 1, out);
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saw_content = PR_TRUE;
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}
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/*
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* XXX Someday we may want to do real policy stuff here. This allows
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* anything to be decrypted, which is okay for a test program but does
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* not set an example of how a real client with a real policy would
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* need to do it.
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*/
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static PRBool
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decryption_allowed(SECAlgorithmID *algid, PK11SymKey *key)
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{
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return PR_TRUE;
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}
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int
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DecodeAndPrintFile(FILE *out, PRFileDesc *in, char *progName)
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{
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SECItem derdata;
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SEC_PKCS7ContentInfo *cinfo = NULL;
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SEC_PKCS7DecoderContext *dcx;
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if (SECU_ReadDERFromFile(&derdata, in, PR_FALSE)) {
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SECU_PrintError(progName, "error converting der");
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return -1;
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}
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fprintf(out,
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"Content printed between bars (newline added before second bar):");
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fprintf(out, "\n---------------------------------------------\n");
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saw_content = PR_FALSE;
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dcx = SEC_PKCS7DecoderStart(PrintBytes, out, NULL, &pwdata,
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NULL, NULL, decryption_allowed);
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if (dcx != NULL) {
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#if 0 /* Test that decoder works when data is really streaming in. */
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{
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unsigned long i;
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for (i = 0; i < derdata.len; i++)
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SEC_PKCS7DecoderUpdate(dcx, derdata.data + i, 1);
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}
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#else
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SEC_PKCS7DecoderUpdate(dcx, (char *)derdata.data, derdata.len);
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#endif
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cinfo = SEC_PKCS7DecoderFinish(dcx);
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}
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fprintf(out, "\n---------------------------------------------\n");
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if (cinfo == NULL)
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return -1;
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fprintf(out, "Content was%s encrypted.\n",
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SEC_PKCS7ContentIsEncrypted(cinfo) ? "" : " not");
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if (SEC_PKCS7ContentIsSigned(cinfo)) {
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char *signer_cname, *signer_ename;
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SECItem *signing_time;
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if (saw_content) {
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fprintf(out, "Signature is ");
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PORT_SetError(0);
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if (SEC_PKCS7VerifySignature(cinfo, certUsageEmailSigner, PR_FALSE))
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fprintf(out, "valid.\n");
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else
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fprintf(out, "invalid (Reason: %s).\n",
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SECU_Strerror(PORT_GetError()));
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} else {
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fprintf(out,
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"Content is detached; signature cannot be verified.\n");
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}
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signer_cname = SEC_PKCS7GetSignerCommonName(cinfo);
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if (signer_cname != NULL) {
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fprintf(out, "The signer's common name is %s\n", signer_cname);
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PORT_Free(signer_cname);
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} else {
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fprintf(out, "No signer common name.\n");
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}
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signer_ename = SEC_PKCS7GetSignerEmailAddress(cinfo);
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if (signer_ename != NULL) {
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fprintf(out, "The signer's email address is %s\n", signer_ename);
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PORT_Free(signer_ename);
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} else {
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fprintf(out, "No signer email address.\n");
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}
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signing_time = SEC_PKCS7GetSigningTime(cinfo);
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if (signing_time != NULL) {
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SECU_PrintTimeChoice(out, signing_time, "Signing time", 0);
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} else {
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fprintf(out, "No signing time included.\n");
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}
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} else {
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fprintf(out, "Content was not signed.\n");
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}
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fprintf(out, "There were%s certs or crls included.\n",
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SEC_PKCS7ContainsCertsOrCrls(cinfo) ? "" : " no");
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SEC_PKCS7DestroyContentInfo(cinfo);
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return 0;
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}
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/*
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* Print the contents of a PKCS7 message, indicating signatures, etc.
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*/
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int
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main(int argc, char **argv)
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{
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char *progName;
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FILE *outFile;
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PRFileDesc *inFile;
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PLOptState *optstate;
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PLOptStatus status;
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SECStatus rv;
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progName = strrchr(argv[0], '/');
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progName = progName ? progName+1 : argv[0];
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inFile = NULL;
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outFile = NULL;
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/*
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* Parse command line arguments
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*/
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optstate = PL_CreateOptState(argc, argv, "d:i:o:p:f:");
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while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
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switch (optstate->option) {
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case 'd':
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SECU_ConfigDirectory(optstate->value);
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break;
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case 'i':
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inFile = PR_Open(optstate->value, PR_RDONLY, 0);
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if (!inFile) {
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fprintf(stderr, "%s: unable to open \"%s\" for reading\n",
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progName, optstate->value);
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return -1;
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}
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break;
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case 'o':
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outFile = fopen(optstate->value, "w");
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if (!outFile) {
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fprintf(stderr, "%s: unable to open \"%s\" for writing\n",
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progName, optstate->value);
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return -1;
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}
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break;
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case 'p':
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pwdata.source = PW_PLAINTEXT;
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pwdata.data = PORT_Strdup (optstate->value);
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break;
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case 'f':
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pwdata.source = PW_FROMFILE;
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pwdata.data = PORT_Strdup (optstate->value);
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break;
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default:
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Usage(progName);
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break;
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}
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}
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if (status == PL_OPT_BAD)
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Usage(progName);
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if (!inFile) inFile = PR_STDIN;
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if (!outFile) outFile = stdout;
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/* Call the initialization routines */
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PR_Init(PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1);
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rv = NSS_Init(SECU_ConfigDirectory(NULL));
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if (rv != SECSuccess) {
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SECU_PrintPRandOSError(progName);
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return -1;
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}
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PK11_SetPasswordFunc(SECU_GetModulePassword);
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if (DecodeAndPrintFile(outFile, inFile, progName)) {
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SECU_PrintError(progName, "problem decoding data");
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return -1;
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}
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if (NSS_Shutdown() != SECSuccess) {
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exit(1);
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}
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return 0;
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}
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