Files
Mozilla/mozilla/security/nss/cmd/swfort/instinit/instinit.c
gerv%gerv.net 43cb9e1492 Bug 236613: change to MPL/LGPL/GPL tri-license.
git-svn-id: svn://10.0.0.236/trunk@155484 18797224-902f-48f8-a5cc-f745e15eee43
2004-04-25 15:03:26 +00:00

425 lines
11 KiB
C

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include <stdio.h>
#include "prio.h"
#include "seccomon.h"
#include "swforti.h"
#include "cert.h"
#include "pk11func.h"
#include "nss.h"
#include "secutil.h"
#define CERTDB_VALID_CA (1<<3)
#define CERTDB_TRUSTED_CA (1<<4) /* trusted for issuing server certs */
void secmod_GetInternalModule(SECMODModule *module);
void sec_SetCheckKRLState(int i);
#define STEP 16
void
printItem(SECItem *key) {
int i;
unsigned char *block;
int len;
for (block=key->data,len=key->len; len > 0; len -= STEP,block += STEP) {
for(i=0; i < STEP && i < len; i++) printf(" %02x ",block[i]);
printf("\n");
}
printf("\n");
}
void
dump(unsigned char *block, int len) {
int i;
for (; len > 0; len -= STEP,block += STEP) {
for(i=0; i < STEP && i < len; i++) printf(" %02x ",block[i]);
printf("\n");
}
printf("\n");
}
/*
* We need to move this to security/cmd .. so we can use the password
* prompting infrastructure.
*/
char *GetUserInput(char * prompt)
{
char phrase[200];
fprintf(stderr, "%s", prompt);
fflush (stderr);
fgets ((char*) phrase, sizeof(phrase), stdin);
/* stomp on newline */
phrase[PORT_Strlen((char*)phrase)-1] = 0;
/* Validate password */
return (char*) PORT_Strdup((char*)phrase);
}
void ClearPass(char *pass) {
PORT_Memset(pass,0,strlen(pass));
PORT_Free(pass);
}
char *
formatDERIssuer(FORTSWFile *file,SECItem *derIssuer)
{
CERTName name;
SECStatus rv;
PORT_Memset(&name,0,sizeof(name));;
rv = SEC_ASN1DecodeItem(file->arena,&name,CERT_NameTemplate,derIssuer);
if (rv != SECSuccess) {
return NULL;
}
return CERT_NameToAscii(&name);
}
#define NETSCAPE_INIT_FILE "nsswft.swf"
char *getDefaultTarget(void)
{
char *fname = NULL;
char *home = NULL;
static char unix_home[512];
/* first try to get it from the environment */
fname = getenv("SW_FORTEZZA_FILE");
if (fname != NULL) {
return PORT_Strdup(fname);
}
#ifdef XP_UNIX
home = getenv("HOME");
if (home) {
strncpy(unix_home,home, sizeof(unix_home)-sizeof("/.netscape/"NETSCAPE_INIT_FILE));
strcat(unix_home,"/.netscape/"NETSCAPE_INIT_FILE);
return unix_home;
}
#endif
#ifdef XP_WIN
home = getenv("windir");
if (home) {
strncpy(unix_home,home, sizeof(unix_home)-sizeof("\\"NETSCAPE_INIT_FILE));
strcat(unix_home,"\\"NETSCAPE_INIT_FILE);
return unix_home;
}
#endif
return (NETSCAPE_INIT_FILE);
}
void
usage(char *prog) {
fprintf(stderr,"usage: %s [-v][-f][-t transport_pass][-u user_pass][-o output_file] source_file\n",prog);
exit(1);
}
int main(int argc, char ** argv)
{
FORTSignedSWFile * swfile;
int size;
SECItem file;
char *progname = *argv++;
char *filename = NULL;
char *outname = NULL;
char *cp;
int verbose = 0;
int force = 0;
CERTCertDBHandle *certhandle = NULL;
CERTCertificate *cert;
CERTCertTrust *trust;
char * pass;
SECStatus rv;
int i;
int64 now; /* XXXX */
char *issuer;
char *transport_pass = NULL;
char *user_pass = NULL;
SECItem *outItem = NULL;
PRFileDesc *fd;
PRFileInfo info;
PRStatus prv;
/* put better argument parsing here */
while ((cp = *argv++) != NULL) {
if (*cp == '-') {
while (*++cp) {
switch (*cp) {
/* verbose mode */
case 'v':
verbose++;
break;
/* explicitly set the target */
case 'o':
outname = *argv++;
break;
case 'f':
/* skip errors in signatures without prompts */
force++;
break;
case 't':
/* provide password on command line */
transport_pass = *argv++;
break;
case 'u':
/* provide user password on command line */
user_pass = *argv++;
break;
default:
usage(progname);
break;
}
}
} else if (filename) {
usage(progname);
} else {
filename = cp;
}
}
if (filename == NULL) usage(progname);
if (outname == NULL) outname = getDefaultTarget();
now = PR_Now();
/* read the file in */
fd = PR_Open(filename,PR_RDONLY,0);
if (fd == NULL) {
fprintf(stderr,"%s: couldn't open file \"%s\".\n",progname,filename);
exit(1);
}
prv = PR_GetOpenFileInfo(fd,&info);
if (prv != PR_SUCCESS) {
fprintf(stderr,"%s: couldn't get info on file \"%s\".\n",
progname,filename);
exit(1);
}
size = info.size;
file.data = malloc(size);
file.len = size;
file.len = PR_Read(fd,file.data,file.len);
if (file.len < 0) {
fprintf(stderr,"%s: couldn't read file \"%s\".\n",progname, filename);
exit(1);
}
PR_Close(fd);
/* Parse the file */
swfile = FORT_GetSWFile(&file);
if (swfile == NULL) {
fprintf(stderr,
"%s: File \"%s\" not a valid FORTEZZA initialization file.\n",
progname,filename);
exit(1);
}
issuer = formatDERIssuer(&swfile->file,&swfile->file.derIssuer);
if (issuer == NULL) {
issuer = "<Invalid Issuer DER>";
}
if (verbose) {
printf("Processing file %s ....\n",filename);
printf(" Version %ld\n",DER_GetInteger(&swfile->file.version));
printf(" Issuer: %s\n",issuer);
printf(" Serial Number: ");
for (i=0; i < (int)swfile->file.serialID.len; i++) {
printf(" %02x",swfile->file.serialID.data[i]);
}
printf("\n");
}
/* Check the Initalization phrase and save Kinit */
if (!transport_pass) {
pass = SECU_GetPasswordString(NULL,"Enter the Initialization Memphrase:");
transport_pass = pass;
}
rv = FORT_CheckInitPhrase(swfile,transport_pass);
if (rv != SECSuccess) {
fprintf(stderr,
"%s: Invalid Initialization Memphrase for file \"%s\".\n",
progname,filename);
exit(1);
}
/* Check the user or init phrase and save Ks, use Kinit to unwrap the
* remaining data. */
if (!user_pass) {
pass = SECU_GetPasswordString(NULL,"Enter the User Memphrase or the User PIN:");
user_pass = pass;
}
rv = FORT_CheckUserPhrase(swfile,user_pass);
if (rv != SECSuccess) {
fprintf(stderr,"%s: Invalid User Memphrase or PIN for file \"%s\".\n",
progname,filename);
exit(1);
}
NSS_NoDB_Init(NULL);
sec_SetCheckKRLState(1);
certhandle = CERT_GetDefaultCertDB();
/* now dump the certs into the temparary data base */
for (i=0; swfile->file.slotEntries[i]; i++) {
int trusted = 0;
SECItem *derCert = FORT_GetDERCert(swfile,
swfile->file.slotEntries[i]->certIndex);
if (derCert == NULL) {
if (verbose) {
printf(" Cert %02d: %s \"%s\" \n",
swfile->file.slotEntries[i]->certIndex,
"untrusted", "Couldn't decrypt Cert");
}
continue;
}
cert = CERT_NewTempCertificate(certhandle, derCert, NULL,
PR_FALSE, PR_TRUE);
if (cert == NULL) {
if (verbose) {
printf(" Cert %02d: %s \"%s\" \n",
swfile->file.slotEntries[i]->certIndex,
"untrusted", "Couldn't decode Cert");
}
continue;
}
if (swfile->file.slotEntries[i]->trusted.data[0]) {
/* Add TRUST */
trust = PORT_ArenaAlloc(cert->arena,sizeof(CERTCertTrust));
if (trust != NULL) {
trust->sslFlags = CERTDB_VALID_CA|CERTDB_TRUSTED_CA;
trust->emailFlags = CERTDB_VALID_CA|CERTDB_TRUSTED_CA;
trust->objectSigningFlags = CERTDB_VALID_CA|CERTDB_TRUSTED_CA;
cert->trust = trust;
trusted++;
}
}
if (verbose) {
printf(" Cert %02d: %s \"%s\" \n",
swfile->file.slotEntries[i]->certIndex,
trusted?" trusted ":"untrusted",
CERT_NameToAscii(&cert->subject));
}
}
fflush(stdout);
cert = CERT_FindCertByName(certhandle,&swfile->file.derIssuer);
if (cert == NULL) {
fprintf(stderr,"%s: Couldn't find signer certificate \"%s\".\n",
progname,issuer);
rv = SECFailure;
goto noverify;
}
rv = CERT_VerifySignedData(&swfile->signatureWrap,cert, now, NULL);
if (rv != SECSuccess) {
fprintf(stderr,
"%s: Couldn't verify the signature on file \"%s\" with certificate \"%s\".\n",
progname,filename,issuer);
goto noverify;
}
rv = CERT_VerifyCert(certhandle, cert, PR_TRUE, certUsageSSLServer,
now ,NULL,NULL);
/* not an normal cert, see if it's a CA? */
if (rv != SECSuccess) {
rv = CERT_VerifyCert(certhandle, cert, PR_TRUE, certUsageAnyCA,
now ,NULL,NULL);
}
if (rv != SECSuccess) {
fprintf(stderr,"%s: Couldn't verify the signer certificate \"%s\".\n",
progname,issuer);
goto noverify;
}
noverify:
if (rv != SECSuccess) {
if (!force) {
pass = GetUserInput(
"Signature verify failed, continue without verification? ");
if (!(pass && ((*pass == 'Y') || (*pass == 'y')))) {
exit(1);
}
}
}
/* now write out the modified init file for future use */
outItem = FORT_PutSWFile(swfile);
if (outItem == NULL) {
fprintf(stderr,"%s: Couldn't format target init file.\n",
progname);
goto noverify;
}
if (verbose) {
printf("writing modified file out to \"%s\".\n",outname);
}
/* now write it out */
fd = PR_Open(outname,PR_WRONLY|PR_CREATE_FILE|PR_TRUNCATE,0700);
if (fd == NULL) {
fprintf(stderr,"%s: couldn't open file \"%s\".\n",progname,outname);
exit(1);
}
file.len = PR_Write(fd,outItem->data,outItem->len);
if (file.len < 0) {
fprintf(stderr,"%s: couldn't read file \"%s\".\n",progname, filename);
exit(1);
}
PR_Close(fd);
exit(0);
return (0);
}