| File: | s/cmd/smimetools/cmsutil.c |
| Warning: | line 1450, column 17 Value stored to 'rv' is never read |
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| 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| 3 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| 4 | |
| 5 | /* |
| 6 | * cmsutil -- A command to work with CMS data |
| 7 | */ |
| 8 | |
| 9 | #include "nspr.h" |
| 10 | #include "secutil.h" |
| 11 | #include "plgetopt.h" |
| 12 | #include "secpkcs7.h" |
| 13 | #include "cert.h" |
| 14 | #include "certdb.h" |
| 15 | #include "secoid.h" |
| 16 | #include "cms.h" |
| 17 | #include "nss.h" |
| 18 | #include "smime.h" |
| 19 | #include "pk11func.h" |
| 20 | |
| 21 | #if defined(XP_UNIX1) |
| 22 | #include <unistd.h> |
| 23 | #endif |
| 24 | |
| 25 | #if defined(_WIN32) |
| 26 | #include "fcntl.h" |
| 27 | #include "io.h" |
| 28 | #endif |
| 29 | |
| 30 | #include <stdio.h> |
| 31 | #include <string.h> |
| 32 | |
| 33 | char *progName = NULL((void*)0); |
| 34 | static int cms_verbose = 0; |
| 35 | static secuPWData pwdata = { PW_NONE, 0 }; |
| 36 | static PK11PasswordFunc pwcb = NULL((void*)0); |
| 37 | static void *pwcb_arg = NULL((void*)0); |
| 38 | |
| 39 | /* XXX stolen from cmsarray.c |
| 40 | * nss_CMSArray_Count - count number of elements in array |
| 41 | */ |
| 42 | int |
| 43 | nss_CMSArray_Count(void **array) |
| 44 | { |
| 45 | int n = 0; |
| 46 | if (array == NULL((void*)0)) |
| 47 | return 0; |
| 48 | while (*array++ != NULL((void*)0)) |
| 49 | n++; |
| 50 | return n; |
| 51 | } |
| 52 | |
| 53 | static SECStatus |
| 54 | DigestFile(PLArenaPool *poolp, SECItem ***digests, SECItem *input, |
| 55 | SECAlgorithmID **algids) |
| 56 | { |
| 57 | NSSCMSDigestContext *digcx; |
| 58 | SECStatus rv; |
| 59 | |
| 60 | digcx = NSS_CMSDigestContext_StartMultiple(algids); |
| 61 | if (digcx == NULL((void*)0)) |
| 62 | return SECFailure; |
| 63 | |
| 64 | NSS_CMSDigestContext_Update(digcx, input->data, input->len); |
| 65 | |
| 66 | rv = NSS_CMSDigestContext_FinishMultiple(digcx, poolp, digests); |
| 67 | return rv; |
| 68 | } |
| 69 | |
| 70 | static void |
| 71 | Usage(void) |
| 72 | { |
| 73 | fprintf(stderrstderr, |
| 74 | "Usage: %s [-C|-D|-E|-O|-S] [<options>] [-d dbdir] [-u certusage]\n" |
| 75 | " -C create a CMS encrypted data message\n" |
| 76 | " -D decode a CMS message\n" |
| 77 | " -b decode a batch of files named in infile\n" |
| 78 | " -c content use this detached content\n" |
| 79 | " -n suppress output of content\n" |
| 80 | " -h num display num levels of CMS message info as email headers\n" |
| 81 | " -k keep decoded encryption certs in perm cert db\n" |
| 82 | " -E create a CMS enveloped data message\n" |
| 83 | " -r id,... create envelope for these recipients,\n" |
| 84 | " where id can be a certificate nickname or email address\n" |
| 85 | " -S create a CMS signed data message\n" |
| 86 | " -G include a signing time attribute\n" |
| 87 | " -H hash use hash (default:SHA256)\n" |
| 88 | " -N nick use certificate named \"nick\" for signing\n" |
| 89 | " -P include a SMIMECapabilities attribute\n" |
| 90 | " -T do not include content in CMS message\n" |
| 91 | " -Y nick include a EncryptionKeyPreference attribute with cert\n" |
| 92 | " (use \"NONE\" to omit)\n" |
| 93 | " -O create a CMS signed message containing only certificates\n" |
| 94 | " General Options:\n" |
| 95 | " -d dbdir key/cert database directory (default: ~/.netscape)\n" |
| 96 | " -e envelope enveloped data message in this file is used for bulk key\n" |
| 97 | " -i infile use infile as source of data (default: stdin)\n" |
| 98 | " -o outfile use outfile as destination of data (default: stdout)\n" |
| 99 | " -p password use password as key db password (default: prompt)\n" |
| 100 | " -f pwfile use password file to set password on all PKCS#11 tokens)\n" |
| 101 | " -u certusage set type of certificate usage (default: certUsageEmailSigner)\n" |
| 102 | " -v print debugging information\n" |
| 103 | "\n" |
| 104 | "Cert usage codes:\n", |
| 105 | progName); |
| 106 | fprintf(stderrstderr, "%-25s 0 - certUsageSSLClient\n", " "); |
| 107 | fprintf(stderrstderr, "%-25s 1 - certUsageSSLServer\n", " "); |
| 108 | fprintf(stderrstderr, "%-25s 2 - certUsageSSLServerWithStepUp\n", " "); |
| 109 | fprintf(stderrstderr, "%-25s 3 - certUsageSSLCA\n", " "); |
| 110 | fprintf(stderrstderr, "%-25s 4 - certUsageEmailSigner\n", " "); |
| 111 | fprintf(stderrstderr, "%-25s 5 - certUsageEmailRecipient\n", " "); |
| 112 | fprintf(stderrstderr, "%-25s 6 - certUsageObjectSigner\n", " "); |
| 113 | fprintf(stderrstderr, "%-25s 7 - certUsageUserCertImport\n", " "); |
| 114 | fprintf(stderrstderr, "%-25s 8 - certUsageVerifyCA\n", " "); |
| 115 | fprintf(stderrstderr, "%-25s 9 - certUsageProtectedObjectSigner\n", " "); |
| 116 | fprintf(stderrstderr, "%-25s 10 - certUsageStatusResponder\n", " "); |
| 117 | fprintf(stderrstderr, "%-25s 11 - certUsageAnyCA\n", " "); |
| 118 | fprintf(stderrstderr, "%-25s 12 - certUsageIPsec\n", " "); |
| 119 | |
| 120 | exit(-1); |
| 121 | } |
| 122 | |
| 123 | struct optionsStr { |
| 124 | char *pwfile; |
| 125 | char *password; |
| 126 | SECCertUsage certUsage; |
| 127 | CERTCertDBHandle *certHandle; |
| 128 | }; |
| 129 | |
| 130 | struct decodeOptionsStr { |
| 131 | struct optionsStr *options; |
| 132 | SECItem content; |
| 133 | int headerLevel; |
| 134 | PRBool suppressContent; |
| 135 | NSSCMSGetDecryptKeyCallback dkcb; |
| 136 | PK11SymKey *bulkkey; |
| 137 | PRBool keepCerts; |
| 138 | }; |
| 139 | |
| 140 | struct signOptionsStr { |
| 141 | struct optionsStr *options; |
| 142 | char *nickname; |
| 143 | char *encryptionKeyPreferenceNick; |
| 144 | PRBool signingTime; |
| 145 | PRBool smimeProfile; |
| 146 | PRBool detached; |
| 147 | SECOidTag hashAlgTag; |
| 148 | }; |
| 149 | |
| 150 | struct envelopeOptionsStr { |
| 151 | struct optionsStr *options; |
| 152 | char **recipients; |
| 153 | }; |
| 154 | |
| 155 | struct certsonlyOptionsStr { |
| 156 | struct optionsStr *options; |
| 157 | char **recipients; |
| 158 | }; |
| 159 | |
| 160 | struct encryptOptionsStr { |
| 161 | struct optionsStr *options; |
| 162 | char **recipients; |
| 163 | NSSCMSMessage *envmsg; |
| 164 | SECItem *input; |
| 165 | FILE *outfile; |
| 166 | PRFileDesc *envFile; |
| 167 | PK11SymKey *bulkkey; |
| 168 | SECOidTag bulkalgtag; |
| 169 | int keysize; |
| 170 | }; |
| 171 | |
| 172 | static NSSCMSMessage * |
| 173 | decode(FILE *out, SECItem *input, const struct decodeOptionsStr *decodeOptions) |
| 174 | { |
| 175 | NSSCMSDecoderContext *dcx; |
| 176 | SECStatus rv; |
| 177 | NSSCMSMessage *cmsg; |
| 178 | int nlevels, i; |
| 179 | SECItem sitem = { 0, 0, 0 }; |
| 180 | |
| 181 | PORT_SetErrorPORT_SetError_Util(0); |
| 182 | dcx = NSS_CMSDecoder_Start(NULL((void*)0), |
| 183 | NULL((void*)0), NULL((void*)0), /* content callback */ |
| 184 | pwcb, pwcb_arg, /* password callback */ |
| 185 | decodeOptions->dkcb, /* decrypt key callback */ |
| 186 | decodeOptions->bulkkey); |
| 187 | if (dcx == NULL((void*)0)) { |
| 188 | fprintf(stderrstderr, "%s: failed to set up message decoder.\n", progName); |
| 189 | return NULL((void*)0); |
| 190 | } |
| 191 | rv = NSS_CMSDecoder_Update(dcx, (char *)input->data, input->len); |
| 192 | if (rv != SECSuccess) { |
| 193 | fprintf(stderrstderr, "%s: failed to decode message.\n", progName); |
| 194 | NSS_CMSDecoder_Cancel(dcx); |
| 195 | return NULL((void*)0); |
| 196 | } |
| 197 | cmsg = NSS_CMSDecoder_Finish(dcx); |
| 198 | if (cmsg == NULL((void*)0)) { |
| 199 | fprintf(stderrstderr, "%s: failed to decode message.\n", progName); |
| 200 | return NULL((void*)0); |
| 201 | } |
| 202 | |
| 203 | if (decodeOptions->headerLevel >= 0) { |
| 204 | /*fprintf(out, "SMIME: ", decodeOptions->headerLevel, i);*/ |
| 205 | fprintf(out, "SMIME: "); |
| 206 | } |
| 207 | |
| 208 | nlevels = NSS_CMSMessage_ContentLevelCount(cmsg); |
| 209 | for (i = 0; i < nlevels; i++) { |
| 210 | NSSCMSContentInfo *cinfo; |
| 211 | SECOidTag typetag; |
| 212 | |
| 213 | cinfo = NSS_CMSMessage_ContentLevel(cmsg, i); |
| 214 | typetag = NSS_CMSContentInfo_GetContentTypeTag(cinfo); |
| 215 | |
| 216 | if (decodeOptions->headerLevel >= 0) |
| 217 | fprintf(out, "\tlevel=%d.%d; ", decodeOptions->headerLevel, nlevels - i); |
| 218 | |
| 219 | switch (typetag) { |
| 220 | case SEC_OID_PKCS7_SIGNED_DATA: { |
| 221 | NSSCMSSignedData *sigd = NULL((void*)0); |
| 222 | SECItem **digests = NULL((void*)0); |
| 223 | int nsigners; |
| 224 | int j; |
| 225 | |
| 226 | if (decodeOptions->headerLevel >= 0) |
| 227 | fprintf(out, "type=signedData; "); |
| 228 | sigd = (NSSCMSSignedData *)NSS_CMSContentInfo_GetContent(cinfo); |
| 229 | if (sigd == NULL((void*)0)) { |
| 230 | SECU_PrintError(progName, "signedData component missing"); |
| 231 | goto loser; |
| 232 | } |
| 233 | |
| 234 | /* if we have a content file, but no digests for this signedData */ |
| 235 | if (decodeOptions->content.data != NULL((void*)0) && |
| 236 | !NSS_CMSSignedData_HasDigests(sigd)) { |
| 237 | PLArenaPool *poolp; |
| 238 | SECAlgorithmID **digestalgs; |
| 239 | |
| 240 | /* detached content: grab content file */ |
| 241 | sitem = decodeOptions->content; |
| 242 | |
| 243 | if ((poolp = PORT_NewArenaPORT_NewArena_Util(1024)) == NULL((void*)0)) { |
| 244 | fprintf(stderrstderr, "cmsutil: Out of memory.\n"); |
| 245 | goto loser; |
| 246 | } |
| 247 | digestalgs = NSS_CMSSignedData_GetDigestAlgs(sigd); |
| 248 | if (DigestFile(poolp, &digests, &sitem, digestalgs) != |
| 249 | SECSuccess) { |
| 250 | SECU_PrintError(progName, |
| 251 | "problem computing message digest"); |
| 252 | PORT_FreeArenaPORT_FreeArena_Util(poolp, PR_FALSE0); |
| 253 | goto loser; |
| 254 | } |
| 255 | if (NSS_CMSSignedData_SetDigests(sigd, digestalgs, digests) != |
| 256 | SECSuccess) { |
| 257 | SECU_PrintError(progName, |
| 258 | "problem setting message digests"); |
| 259 | PORT_FreeArenaPORT_FreeArena_Util(poolp, PR_FALSE0); |
| 260 | goto loser; |
| 261 | } |
| 262 | PORT_FreeArenaPORT_FreeArena_Util(poolp, PR_FALSE0); |
| 263 | } |
| 264 | |
| 265 | /* import the certificates */ |
| 266 | if (NSS_CMSSignedData_ImportCerts(sigd, |
| 267 | decodeOptions->options->certHandle, |
| 268 | decodeOptions->options->certUsage, |
| 269 | decodeOptions->keepCerts) != |
| 270 | SECSuccess) { |
| 271 | SECU_PrintError(progName, "cert import failed"); |
| 272 | goto loser; |
| 273 | } |
| 274 | |
| 275 | /* find out about signers */ |
| 276 | nsigners = NSS_CMSSignedData_SignerInfoCount(sigd); |
| 277 | if (decodeOptions->headerLevel >= 0) |
| 278 | fprintf(out, "nsigners=%d; ", nsigners); |
| 279 | if (nsigners == 0) { |
| 280 | /* Might be a cert transport message |
| 281 | ** or might be an invalid message, such as a QA test message |
| 282 | ** or a message from an attacker. |
| 283 | */ |
| 284 | rv = NSS_CMSSignedData_VerifyCertsOnly(sigd, |
| 285 | decodeOptions->options->certHandle, |
| 286 | decodeOptions->options->certUsage); |
| 287 | if (rv != SECSuccess) { |
| 288 | fprintf(stderrstderr, "cmsutil: Verify certs-only failed!\n"); |
| 289 | goto loser; |
| 290 | } |
| 291 | return cmsg; |
| 292 | } |
| 293 | |
| 294 | /* still no digests? */ |
| 295 | if (!NSS_CMSSignedData_HasDigests(sigd)) { |
| 296 | SECU_PrintError(progName, "no message digests"); |
| 297 | goto loser; |
| 298 | } |
| 299 | |
| 300 | for (j = 0; j < nsigners; j++) { |
| 301 | const char *svs; |
| 302 | NSSCMSSignerInfo *si; |
| 303 | NSSCMSVerificationStatus vs; |
| 304 | SECStatus bad; |
| 305 | |
| 306 | si = NSS_CMSSignedData_GetSignerInfo(sigd, j); |
| 307 | if (decodeOptions->headerLevel >= 0) { |
| 308 | char *signercn; |
| 309 | static char empty[] = { "" }; |
| 310 | |
| 311 | signercn = NSS_CMSSignerInfo_GetSignerCommonName(si); |
| 312 | if (signercn == NULL((void*)0)) |
| 313 | signercn = empty; |
| 314 | fprintf(out, "\n\t\tsigner%d.id=\"%s\"; ", j, signercn); |
| 315 | if (signercn != empty) |
| 316 | PORT_FreePORT_Free_Util(signercn); |
| 317 | } |
| 318 | bad = NSS_CMSSignedData_VerifySignerInfo(sigd, j, |
| 319 | decodeOptions->options->certHandle, |
| 320 | decodeOptions->options->certUsage); |
| 321 | vs = NSS_CMSSignerInfo_GetVerificationStatus(si); |
| 322 | svs = NSS_CMSUtil_VerificationStatusToString(vs); |
| 323 | if (decodeOptions->headerLevel >= 0) { |
| 324 | fprintf(out, "signer%d.status=%s; ", j, svs); |
| 325 | /* goto loser ? */ |
| 326 | } else if (bad && out) { |
| 327 | fprintf(stderrstderr, "signer %d status = %s\n", j, svs); |
| 328 | goto loser; |
| 329 | } |
| 330 | } |
| 331 | } break; |
| 332 | case SEC_OID_PKCS7_ENVELOPED_DATA: { |
| 333 | NSSCMSEnvelopedData *envd; |
| 334 | if (decodeOptions->headerLevel >= 0) |
| 335 | fprintf(out, "type=envelopedData; "); |
| 336 | envd = (NSSCMSEnvelopedData *)NSS_CMSContentInfo_GetContent(cinfo); |
| 337 | if (envd == NULL((void*)0)) { |
| 338 | SECU_PrintError(progName, "envelopedData component missing"); |
| 339 | goto loser; |
| 340 | } |
| 341 | } break; |
| 342 | case SEC_OID_PKCS7_ENCRYPTED_DATA: { |
| 343 | NSSCMSEncryptedData *encd; |
| 344 | if (decodeOptions->headerLevel >= 0) |
| 345 | fprintf(out, "type=encryptedData; "); |
| 346 | encd = (NSSCMSEncryptedData *)NSS_CMSContentInfo_GetContent(cinfo); |
| 347 | if (encd == NULL((void*)0)) { |
| 348 | SECU_PrintError(progName, "encryptedData component missing"); |
| 349 | goto loser; |
| 350 | } |
| 351 | } break; |
| 352 | case SEC_OID_PKCS7_DATA: |
| 353 | if (decodeOptions->headerLevel >= 0) |
| 354 | fprintf(out, "type=data; "); |
| 355 | break; |
| 356 | default: |
| 357 | break; |
| 358 | } |
| 359 | if (decodeOptions->headerLevel >= 0) |
| 360 | fprintf(out, "\n"); |
| 361 | } |
| 362 | |
| 363 | if (!decodeOptions->suppressContent && out) { |
| 364 | SECItem *item = (sitem.data ? &sitem |
| 365 | : NSS_CMSMessage_GetContent(cmsg)); |
| 366 | if (item && item->data && item->len) { |
| 367 | fwrite(item->data, item->len, 1, out); |
| 368 | } |
| 369 | } |
| 370 | return cmsg; |
| 371 | |
| 372 | loser: |
| 373 | if (cmsg) |
| 374 | NSS_CMSMessage_Destroy(cmsg); |
| 375 | return NULL((void*)0); |
| 376 | } |
| 377 | |
| 378 | /* example of a callback function to use with encoder */ |
| 379 | /* |
| 380 | static void |
| 381 | writeout(void *arg, const char *buf, unsigned long len) |
| 382 | { |
| 383 | FILE *f = (FILE *)arg; |
| 384 | |
| 385 | if (f != NULL && buf != NULL) |
| 386 | (void)fwrite(buf, len, 1, f); |
| 387 | } |
| 388 | */ |
| 389 | |
| 390 | static NSSCMSMessage * |
| 391 | signed_data(struct signOptionsStr *signOptions) |
| 392 | { |
| 393 | NSSCMSMessage *cmsg = NULL((void*)0); |
| 394 | NSSCMSContentInfo *cinfo; |
| 395 | NSSCMSSignedData *sigd; |
| 396 | NSSCMSSignerInfo *signerinfo; |
| 397 | CERTCertificate *cert = NULL((void*)0), *ekpcert = NULL((void*)0); |
| 398 | |
| 399 | if (cms_verbose) { |
| 400 | fprintf(stderrstderr, "Input to signed_data:\n"); |
| 401 | if (signOptions->options->password) |
| 402 | fprintf(stderrstderr, "password [%s]\n", signOptions->options->password); |
| 403 | else if (signOptions->options->pwfile) |
| 404 | fprintf(stderrstderr, "password file [%s]\n", signOptions->options->pwfile); |
| 405 | else |
| 406 | fprintf(stderrstderr, "password [NULL]\n"); |
| 407 | fprintf(stderrstderr, "certUsage [%d]\n", signOptions->options->certUsage); |
| 408 | if (signOptions->options->certHandle) |
| 409 | fprintf(stderrstderr, "certdb [%p]\n", signOptions->options->certHandle); |
| 410 | else |
| 411 | fprintf(stderrstderr, "certdb [NULL]\n"); |
| 412 | if (signOptions->nickname) |
| 413 | fprintf(stderrstderr, "nickname [%s]\n", signOptions->nickname); |
| 414 | else |
| 415 | fprintf(stderrstderr, "nickname [NULL]\n"); |
| 416 | } |
| 417 | if (signOptions->nickname == NULL((void*)0)) { |
| 418 | fprintf(stderrstderr, |
| 419 | "ERROR: please indicate the nickname of a certificate to sign with.\n"); |
| 420 | return NULL((void*)0); |
| 421 | } |
| 422 | if ((cert = CERT_FindUserCertByUsage(signOptions->options->certHandle, |
| 423 | signOptions->nickname, |
| 424 | signOptions->options->certUsage, |
| 425 | PR_FALSE0, |
| 426 | &pwdata)) == NULL((void*)0)) { |
| 427 | SECU_PrintError(progName, |
| 428 | "the corresponding cert for key \"%s\" does not exist", |
| 429 | signOptions->nickname); |
| 430 | return NULL((void*)0); |
| 431 | } |
| 432 | if (cms_verbose) { |
| 433 | fprintf(stderrstderr, "Found certificate for %s\n", signOptions->nickname); |
| 434 | } |
| 435 | /* |
| 436 | * create the message object |
| 437 | */ |
| 438 | cmsg = NSS_CMSMessage_Create(NULL((void*)0)); /* create a message on its own pool */ |
| 439 | if (cmsg == NULL((void*)0)) { |
| 440 | fprintf(stderrstderr, "ERROR: cannot create CMS message.\n"); |
| 441 | return NULL((void*)0); |
| 442 | } |
| 443 | /* |
| 444 | * build chain of objects: message->signedData->data |
| 445 | */ |
| 446 | if ((sigd = NSS_CMSSignedData_Create(cmsg)) == NULL((void*)0)) { |
| 447 | fprintf(stderrstderr, "ERROR: cannot create CMS signedData object.\n"); |
| 448 | goto loser; |
| 449 | } |
| 450 | cinfo = NSS_CMSMessage_GetContentInfo(cmsg); |
| 451 | if (NSS_CMSContentInfo_SetContent_SignedData(cmsg, cinfo, sigd) != |
| 452 | SECSuccess) { |
| 453 | fprintf(stderrstderr, "ERROR: cannot attach CMS signedData object.\n"); |
| 454 | goto loser; |
| 455 | } |
| 456 | cinfo = NSS_CMSSignedData_GetContentInfo(sigd); |
| 457 | /* we're always passing data in and detaching optionally */ |
| 458 | if (NSS_CMSContentInfo_SetContent_Data(cmsg, cinfo, NULL((void*)0), |
| 459 | signOptions->detached) != |
| 460 | SECSuccess) { |
| 461 | fprintf(stderrstderr, "ERROR: cannot attach CMS data object.\n"); |
| 462 | goto loser; |
| 463 | } |
| 464 | /* |
| 465 | * create & attach signer information |
| 466 | */ |
| 467 | signerinfo = NSS_CMSSignerInfo_Create(cmsg, cert, signOptions->hashAlgTag); |
| 468 | if (signerinfo == NULL((void*)0)) { |
| 469 | fprintf(stderrstderr, "ERROR: cannot create CMS signerInfo object.\n"); |
| 470 | goto loser; |
| 471 | } |
| 472 | if (cms_verbose) { |
| 473 | fprintf(stderrstderr, |
| 474 | "Created CMS message, added signed data w/ signerinfo\n"); |
| 475 | } |
| 476 | signerinfo->cmsg->pwfn_arg = pwcb_arg; |
| 477 | /* we want the cert chain included for this one */ |
| 478 | if (NSS_CMSSignerInfo_IncludeCerts(signerinfo, NSSCMSCM_CertChain, |
| 479 | signOptions->options->certUsage) != |
| 480 | SECSuccess) { |
| 481 | fprintf(stderrstderr, "ERROR: cannot find cert chain.\n"); |
| 482 | goto loser; |
| 483 | } |
| 484 | if (cms_verbose) { |
| 485 | fprintf(stderrstderr, "imported certificate\n"); |
| 486 | } |
| 487 | if (signOptions->signingTime) { |
| 488 | if (NSS_CMSSignerInfo_AddSigningTime(signerinfo, PR_Now()) != |
| 489 | SECSuccess) { |
| 490 | fprintf(stderrstderr, "ERROR: cannot add signingTime attribute.\n"); |
| 491 | goto loser; |
| 492 | } |
| 493 | } |
| 494 | if (signOptions->smimeProfile) { |
| 495 | if (NSS_CMSSignerInfo_AddSMIMECaps(signerinfo) != SECSuccess) { |
| 496 | fprintf(stderrstderr, "ERROR: cannot add SMIMECaps attribute.\n"); |
| 497 | goto loser; |
| 498 | } |
| 499 | } |
| 500 | |
| 501 | if (!signOptions->encryptionKeyPreferenceNick) { |
| 502 | /* check signing cert for fitness as encryption cert */ |
| 503 | SECStatus FitForEncrypt = CERT_CheckCertUsage(cert, |
| 504 | certUsageEmailRecipient); |
| 505 | |
| 506 | if (SECSuccess == FitForEncrypt) { |
| 507 | /* if yes, add signing cert as EncryptionKeyPreference */ |
| 508 | if (NSS_CMSSignerInfo_AddSMIMEEncKeyPrefs(signerinfo, cert, |
| 509 | signOptions->options->certHandle) != |
| 510 | SECSuccess) { |
| 511 | fprintf(stderrstderr, |
| 512 | "ERROR: cannot add default SMIMEEncKeyPrefs attribute.\n"); |
| 513 | goto loser; |
| 514 | } |
| 515 | if (NSS_CMSSignerInfo_AddMSSMIMEEncKeyPrefs(signerinfo, cert, |
| 516 | signOptions->options->certHandle) != |
| 517 | SECSuccess) { |
| 518 | fprintf(stderrstderr, |
| 519 | "ERROR: cannot add default MS SMIMEEncKeyPrefs attribute.\n"); |
| 520 | goto loser; |
| 521 | } |
| 522 | } else { |
| 523 | /* this is a dual-key cert case, we need to look for the encryption |
| 524 | certificate under the same nickname as the signing cert */ |
| 525 | /* get the cert, add it to the message */ |
| 526 | if ((ekpcert = CERT_FindUserCertByUsage( |
| 527 | signOptions->options->certHandle, |
| 528 | signOptions->nickname, |
| 529 | certUsageEmailRecipient, |
| 530 | PR_FALSE0, |
| 531 | &pwdata)) == NULL((void*)0)) { |
| 532 | SECU_PrintError(progName, |
| 533 | "the corresponding cert for key \"%s\" does not exist", |
| 534 | signOptions->encryptionKeyPreferenceNick); |
| 535 | goto loser; |
| 536 | } |
| 537 | if (NSS_CMSSignerInfo_AddSMIMEEncKeyPrefs(signerinfo, ekpcert, |
| 538 | signOptions->options->certHandle) != |
| 539 | SECSuccess) { |
| 540 | fprintf(stderrstderr, |
| 541 | "ERROR: cannot add SMIMEEncKeyPrefs attribute.\n"); |
| 542 | goto loser; |
| 543 | } |
| 544 | if (NSS_CMSSignerInfo_AddMSSMIMEEncKeyPrefs(signerinfo, ekpcert, |
| 545 | signOptions->options->certHandle) != |
| 546 | SECSuccess) { |
| 547 | fprintf(stderrstderr, |
| 548 | "ERROR: cannot add MS SMIMEEncKeyPrefs attribute.\n"); |
| 549 | goto loser; |
| 550 | } |
| 551 | if (NSS_CMSSignedData_AddCertificate(sigd, ekpcert) != SECSuccess) { |
| 552 | fprintf(stderrstderr, "ERROR: cannot add encryption certificate.\n"); |
| 553 | goto loser; |
| 554 | } |
| 555 | } |
| 556 | } else if (PL_strcmp(signOptions->encryptionKeyPreferenceNick, "NONE") == 0) { |
| 557 | /* No action */ |
| 558 | } else { |
| 559 | /* get the cert, add it to the message */ |
| 560 | if ((ekpcert = CERT_FindUserCertByUsage( |
| 561 | signOptions->options->certHandle, |
| 562 | signOptions->encryptionKeyPreferenceNick, |
| 563 | certUsageEmailRecipient, PR_FALSE0, &pwdata)) == |
| 564 | NULL((void*)0)) { |
| 565 | SECU_PrintError(progName, |
| 566 | "the corresponding cert for key \"%s\" does not exist", |
| 567 | signOptions->encryptionKeyPreferenceNick); |
| 568 | goto loser; |
| 569 | } |
| 570 | if (NSS_CMSSignerInfo_AddSMIMEEncKeyPrefs(signerinfo, ekpcert, |
| 571 | signOptions->options->certHandle) != |
| 572 | SECSuccess) { |
| 573 | fprintf(stderrstderr, "ERROR: cannot add SMIMEEncKeyPrefs attribute.\n"); |
| 574 | goto loser; |
| 575 | } |
| 576 | if (NSS_CMSSignerInfo_AddMSSMIMEEncKeyPrefs(signerinfo, ekpcert, |
| 577 | signOptions->options->certHandle) != |
| 578 | SECSuccess) { |
| 579 | fprintf(stderrstderr, "ERROR: cannot add MS SMIMEEncKeyPrefs attribute.\n"); |
| 580 | goto loser; |
| 581 | } |
| 582 | if (NSS_CMSSignedData_AddCertificate(sigd, ekpcert) != SECSuccess) { |
| 583 | fprintf(stderrstderr, "ERROR: cannot add encryption certificate.\n"); |
| 584 | goto loser; |
| 585 | } |
| 586 | } |
| 587 | |
| 588 | if (NSS_CMSSignedData_AddSignerInfo(sigd, signerinfo) != SECSuccess) { |
| 589 | fprintf(stderrstderr, "ERROR: cannot add CMS signerInfo object.\n"); |
| 590 | goto loser; |
| 591 | } |
| 592 | if (cms_verbose) { |
| 593 | fprintf(stderrstderr, "created signed-data message\n"); |
| 594 | } |
| 595 | if (ekpcert) { |
| 596 | CERT_DestroyCertificate(ekpcert); |
| 597 | } |
| 598 | if (cert) { |
| 599 | CERT_DestroyCertificate(cert); |
| 600 | } |
| 601 | return cmsg; |
| 602 | loser: |
| 603 | if (ekpcert) { |
| 604 | CERT_DestroyCertificate(ekpcert); |
| 605 | } |
| 606 | if (cert) { |
| 607 | CERT_DestroyCertificate(cert); |
| 608 | } |
| 609 | NSS_CMSMessage_Destroy(cmsg); |
| 610 | return NULL((void*)0); |
| 611 | } |
| 612 | |
| 613 | static NSSCMSMessage * |
| 614 | enveloped_data(struct envelopeOptionsStr *envelopeOptions) |
| 615 | { |
| 616 | NSSCMSMessage *cmsg = NULL((void*)0); |
| 617 | NSSCMSContentInfo *cinfo; |
| 618 | NSSCMSEnvelopedData *envd; |
| 619 | NSSCMSRecipientInfo *recipientinfo; |
| 620 | CERTCertificate **recipientcerts = NULL((void*)0); |
| 621 | CERTCertDBHandle *dbhandle; |
| 622 | PLArenaPool *tmppoolp = NULL((void*)0); |
| 623 | SECOidTag bulkalgtag; |
| 624 | int keysize, i = 0; |
| 625 | int cnt; |
| 626 | dbhandle = envelopeOptions->options->certHandle; |
| 627 | /* count the recipients */ |
| 628 | if ((cnt = nss_CMSArray_Count((void **)envelopeOptions->recipients)) == 0) { |
| 629 | fprintf(stderrstderr, "ERROR: please name at least one recipient.\n"); |
| 630 | goto loser; |
| 631 | } |
| 632 | if ((tmppoolp = PORT_NewArenaPORT_NewArena_Util(1024)) == NULL((void*)0)) { |
| 633 | fprintf(stderrstderr, "ERROR: out of memory.\n"); |
| 634 | goto loser; |
| 635 | } |
| 636 | /* XXX find the recipient's certs by email address or nickname */ |
| 637 | if ((recipientcerts = |
| 638 | (CERTCertificate **)PORT_ArenaZAllocPORT_ArenaZAlloc_Util(tmppoolp, |
| 639 | (cnt + 1) * sizeof(CERTCertificate *))) == |
| 640 | NULL((void*)0)) { |
| 641 | fprintf(stderrstderr, "ERROR: out of memory.\n"); |
| 642 | goto loser; |
| 643 | } |
| 644 | for (i = 0; envelopeOptions->recipients[i] != NULL((void*)0); i++) { |
| 645 | if ((recipientcerts[i] = |
| 646 | CERT_FindCertByNicknameOrEmailAddr(dbhandle, |
| 647 | envelopeOptions->recipients[i])) == |
| 648 | NULL((void*)0)) { |
| 649 | SECU_PrintError(progName, "cannot find certificate for \"%s\"", |
| 650 | envelopeOptions->recipients[i]); |
| 651 | i = 0; |
| 652 | goto loser; |
| 653 | } |
| 654 | } |
| 655 | recipientcerts[i] = NULL((void*)0); |
| 656 | i = 0; |
| 657 | /* find a nice bulk algorithm */ |
| 658 | if (NSS_SMIMEUtil_FindBulkAlgForRecipients(recipientcerts, &bulkalgtag, |
| 659 | &keysize) != SECSuccess) { |
| 660 | fprintf(stderrstderr, "ERROR: cannot find common bulk algorithm.\n"); |
| 661 | goto loser; |
| 662 | } |
| 663 | /* |
| 664 | * create the message object |
| 665 | */ |
| 666 | cmsg = NSS_CMSMessage_Create(NULL((void*)0)); /* create a message on its own pool */ |
| 667 | if (cmsg == NULL((void*)0)) { |
| 668 | fprintf(stderrstderr, "ERROR: cannot create CMS message.\n"); |
| 669 | goto loser; |
| 670 | } |
| 671 | /* |
| 672 | * build chain of objects: message->envelopedData->data |
| 673 | */ |
| 674 | if ((envd = NSS_CMSEnvelopedData_Create(cmsg, bulkalgtag, keysize)) == |
| 675 | NULL((void*)0)) { |
| 676 | fprintf(stderrstderr, "ERROR: cannot create CMS envelopedData object.\n"); |
| 677 | goto loser; |
| 678 | } |
| 679 | cinfo = NSS_CMSMessage_GetContentInfo(cmsg); |
| 680 | if (NSS_CMSContentInfo_SetContent_EnvelopedData(cmsg, cinfo, envd) != |
| 681 | SECSuccess) { |
| 682 | fprintf(stderrstderr, "ERROR: cannot attach CMS envelopedData object.\n"); |
| 683 | goto loser; |
| 684 | } |
| 685 | cinfo = NSS_CMSEnvelopedData_GetContentInfo(envd); |
| 686 | /* we're always passing data in, so the content is NULL */ |
| 687 | if (NSS_CMSContentInfo_SetContent_Data(cmsg, cinfo, NULL((void*)0), PR_FALSE0) != |
| 688 | SECSuccess) { |
| 689 | fprintf(stderrstderr, "ERROR: cannot attach CMS data object.\n"); |
| 690 | goto loser; |
| 691 | } |
| 692 | /* |
| 693 | * create & attach recipient information |
| 694 | */ |
| 695 | for (i = 0; recipientcerts[i] != NULL((void*)0); i++) { |
| 696 | if ((recipientinfo = NSS_CMSRecipientInfo_Create(cmsg, |
| 697 | recipientcerts[i])) == |
| 698 | NULL((void*)0)) { |
| 699 | fprintf(stderrstderr, "ERROR: cannot create CMS recipientInfo object.\n"); |
| 700 | goto loser; |
| 701 | } |
| 702 | if (NSS_CMSEnvelopedData_AddRecipient(envd, recipientinfo) != |
| 703 | SECSuccess) { |
| 704 | fprintf(stderrstderr, "ERROR: cannot add CMS recipientInfo object.\n"); |
| 705 | goto loser; |
| 706 | } |
| 707 | CERT_DestroyCertificate(recipientcerts[i]); |
| 708 | } |
| 709 | if (tmppoolp) |
| 710 | PORT_FreeArenaPORT_FreeArena_Util(tmppoolp, PR_FALSE0); |
| 711 | return cmsg; |
| 712 | loser: |
| 713 | if (recipientcerts) { |
| 714 | for (; recipientcerts[i] != NULL((void*)0); i++) { |
| 715 | CERT_DestroyCertificate(recipientcerts[i]); |
| 716 | } |
| 717 | } |
| 718 | if (cmsg) |
| 719 | NSS_CMSMessage_Destroy(cmsg); |
| 720 | if (tmppoolp) |
| 721 | PORT_FreeArenaPORT_FreeArena_Util(tmppoolp, PR_FALSE0); |
| 722 | return NULL((void*)0); |
| 723 | } |
| 724 | |
| 725 | PK11SymKey * |
| 726 | dkcb(void *arg, SECAlgorithmID *algid) |
| 727 | { |
| 728 | return (PK11SymKey *)arg; |
| 729 | } |
| 730 | |
| 731 | static SECStatus |
| 732 | get_enc_params(struct encryptOptionsStr *encryptOptions) |
| 733 | { |
| 734 | struct envelopeOptionsStr envelopeOptions; |
| 735 | SECStatus rv = SECFailure; |
| 736 | NSSCMSMessage *env_cmsg; |
| 737 | NSSCMSContentInfo *cinfo; |
| 738 | int i, nlevels; |
| 739 | /* |
| 740 | * construct an enveloped data message to obtain bulk keys |
| 741 | */ |
| 742 | if (encryptOptions->envmsg) { |
| 743 | env_cmsg = encryptOptions->envmsg; /* get it from an old message */ |
| 744 | } else { |
| 745 | SECItem dummyOut = { 0, 0, 0 }; |
| 746 | SECItem dummyIn = { 0, 0, 0 }; |
| 747 | char str[] = "Hello!"; |
| 748 | PLArenaPool *tmparena = PORT_NewArenaPORT_NewArena_Util(1024); |
| 749 | dummyIn.data = (unsigned char *)str; |
| 750 | dummyIn.len = strlen(str); |
| 751 | envelopeOptions.options = encryptOptions->options; |
| 752 | envelopeOptions.recipients = encryptOptions->recipients; |
| 753 | env_cmsg = enveloped_data(&envelopeOptions); |
| 754 | NSS_CMSDEREncode(env_cmsg, &dummyIn, &dummyOut, tmparena); |
| 755 | PR_Write(encryptOptions->envFile, dummyOut.data, dummyOut.len); |
| 756 | PORT_FreeArenaPORT_FreeArena_Util(tmparena, PR_FALSE0); |
| 757 | } |
| 758 | /* |
| 759 | * get the content info for the enveloped data |
| 760 | */ |
| 761 | nlevels = NSS_CMSMessage_ContentLevelCount(env_cmsg); |
| 762 | for (i = 0; i < nlevels; i++) { |
| 763 | SECOidTag typetag; |
| 764 | cinfo = NSS_CMSMessage_ContentLevel(env_cmsg, i); |
| 765 | typetag = NSS_CMSContentInfo_GetContentTypeTag(cinfo); |
| 766 | if (typetag == SEC_OID_PKCS7_DATA) { |
| 767 | /* |
| 768 | * get the symmetric key |
| 769 | */ |
| 770 | encryptOptions->bulkalgtag = NSS_CMSContentInfo_GetContentEncAlgTag(cinfo); |
| 771 | encryptOptions->keysize = NSS_CMSContentInfo_GetBulkKeySize(cinfo); |
| 772 | encryptOptions->bulkkey = NSS_CMSContentInfo_GetBulkKey(cinfo); |
| 773 | rv = SECSuccess; |
| 774 | break; |
| 775 | } |
| 776 | } |
| 777 | if (i == nlevels) { |
| 778 | fprintf(stderrstderr, "%s: could not retrieve enveloped data.", progName); |
| 779 | } |
| 780 | if (env_cmsg) |
| 781 | NSS_CMSMessage_Destroy(env_cmsg); |
| 782 | return rv; |
| 783 | } |
| 784 | |
| 785 | static NSSCMSMessage * |
| 786 | encrypted_data(struct encryptOptionsStr *encryptOptions) |
| 787 | { |
| 788 | SECStatus rv = SECFailure; |
| 789 | NSSCMSMessage *cmsg = NULL((void*)0); |
| 790 | NSSCMSContentInfo *cinfo; |
| 791 | NSSCMSEncryptedData *encd; |
| 792 | NSSCMSEncoderContext *ecx = NULL((void*)0); |
| 793 | PLArenaPool *tmppoolp = NULL((void*)0); |
| 794 | SECItem derOut = { 0, 0, 0 }; |
| 795 | /* arena for output */ |
| 796 | tmppoolp = PORT_NewArenaPORT_NewArena_Util(1024); |
| 797 | if (!tmppoolp) { |
| 798 | fprintf(stderrstderr, "%s: out of memory.\n", progName); |
| 799 | return NULL((void*)0); |
| 800 | } |
| 801 | /* |
| 802 | * create the message object |
| 803 | */ |
| 804 | cmsg = NSS_CMSMessage_Create(NULL((void*)0)); |
| 805 | if (cmsg == NULL((void*)0)) { |
| 806 | fprintf(stderrstderr, "ERROR: cannot create CMS message.\n"); |
| 807 | goto loser; |
| 808 | } |
| 809 | /* |
| 810 | * build chain of objects: message->encryptedData->data |
| 811 | */ |
| 812 | if ((encd = NSS_CMSEncryptedData_Create(cmsg, encryptOptions->bulkalgtag, |
| 813 | encryptOptions->keysize)) == |
| 814 | NULL((void*)0)) { |
| 815 | fprintf(stderrstderr, "ERROR: cannot create CMS encryptedData object.\n"); |
| 816 | goto loser; |
| 817 | } |
| 818 | cinfo = NSS_CMSMessage_GetContentInfo(cmsg); |
| 819 | if (NSS_CMSContentInfo_SetContent_EncryptedData(cmsg, cinfo, encd) != |
| 820 | SECSuccess) { |
| 821 | fprintf(stderrstderr, "ERROR: cannot attach CMS encryptedData object.\n"); |
| 822 | goto loser; |
| 823 | } |
| 824 | cinfo = NSS_CMSEncryptedData_GetContentInfo(encd); |
| 825 | /* we're always passing data in, so the content is NULL */ |
| 826 | if (NSS_CMSContentInfo_SetContent_Data(cmsg, cinfo, NULL((void*)0), PR_FALSE0) != |
| 827 | SECSuccess) { |
| 828 | fprintf(stderrstderr, "ERROR: cannot attach CMS data object.\n"); |
| 829 | goto loser; |
| 830 | } |
| 831 | ecx = NSS_CMSEncoder_Start(cmsg, NULL((void*)0), NULL((void*)0), &derOut, tmppoolp, NULL((void*)0), NULL((void*)0), |
| 832 | dkcb, encryptOptions->bulkkey, NULL((void*)0), NULL((void*)0)); |
| 833 | if (!ecx) { |
| 834 | fprintf(stderrstderr, "%s: cannot create encoder context.\n", progName); |
| 835 | goto loser; |
| 836 | } |
| 837 | rv = NSS_CMSEncoder_Update(ecx, (char *)encryptOptions->input->data, |
| 838 | encryptOptions->input->len); |
| 839 | if (rv) { |
| 840 | fprintf(stderrstderr, "%s: failed to add data to encoder.\n", progName); |
| 841 | goto loser; |
| 842 | } |
| 843 | rv = NSS_CMSEncoder_Finish(ecx); |
| 844 | if (rv) { |
| 845 | fprintf(stderrstderr, "%s: failed to encrypt data.\n", progName); |
| 846 | goto loser; |
| 847 | } |
| 848 | fwrite(derOut.data, derOut.len, 1, encryptOptions->outfile); |
| 849 | /* |
| 850 | if (bulkkey) |
| 851 | PK11_FreeSymKey(bulkkey); |
| 852 | */ |
| 853 | if (tmppoolp) |
| 854 | PORT_FreeArenaPORT_FreeArena_Util(tmppoolp, PR_FALSE0); |
| 855 | return cmsg; |
| 856 | loser: |
| 857 | /* |
| 858 | if (bulkkey) |
| 859 | PK11_FreeSymKey(bulkkey); |
| 860 | */ |
| 861 | if (tmppoolp) |
| 862 | PORT_FreeArenaPORT_FreeArena_Util(tmppoolp, PR_FALSE0); |
| 863 | if (cmsg) |
| 864 | NSS_CMSMessage_Destroy(cmsg); |
| 865 | return NULL((void*)0); |
| 866 | } |
| 867 | |
| 868 | static NSSCMSMessage * |
| 869 | signed_data_certsonly(struct certsonlyOptionsStr *certsonlyOptions) |
| 870 | { |
| 871 | NSSCMSMessage *cmsg = NULL((void*)0); |
| 872 | NSSCMSContentInfo *cinfo; |
| 873 | NSSCMSSignedData *sigd; |
| 874 | CERTCertificate **certs = NULL((void*)0); |
| 875 | CERTCertDBHandle *dbhandle; |
| 876 | PLArenaPool *tmppoolp = NULL((void*)0); |
| 877 | int i = 0, cnt; |
| 878 | dbhandle = certsonlyOptions->options->certHandle; |
| 879 | if ((cnt = nss_CMSArray_Count((void **)certsonlyOptions->recipients)) == 0) { |
| 880 | fprintf(stderrstderr, |
| 881 | "ERROR: please indicate the nickname of a certificate to sign with.\n"); |
| 882 | goto loser; |
| 883 | } |
| 884 | if (!(tmppoolp = PORT_NewArenaPORT_NewArena_Util(1024))) { |
| 885 | fprintf(stderrstderr, "ERROR: out of memory.\n"); |
| 886 | goto loser; |
| 887 | } |
| 888 | if (!(certs = PORT_ArenaZNewArray(tmppoolp, CERTCertificate *, cnt + 1)(CERTCertificate * *)PORT_ArenaZAlloc_Util(tmppoolp, sizeof(CERTCertificate *) * (cnt + 1)))) { |
| 889 | fprintf(stderrstderr, "ERROR: out of memory.\n"); |
| 890 | goto loser; |
| 891 | } |
| 892 | for (i = 0; certsonlyOptions->recipients[i] != NULL((void*)0); i++) { |
| 893 | if ((certs[i] = |
| 894 | CERT_FindCertByNicknameOrEmailAddr(dbhandle, |
| 895 | certsonlyOptions->recipients[i])) == |
| 896 | NULL((void*)0)) { |
| 897 | SECU_PrintError(progName, "cannot find certificate for \"%s\"", |
| 898 | certsonlyOptions->recipients[i]); |
| 899 | i = 0; |
| 900 | goto loser; |
| 901 | } |
| 902 | } |
| 903 | certs[i] = NULL((void*)0); |
| 904 | i = 0; |
| 905 | /* |
| 906 | * create the message object |
| 907 | */ |
| 908 | cmsg = NSS_CMSMessage_Create(NULL((void*)0)); |
| 909 | if (cmsg == NULL((void*)0)) { |
| 910 | fprintf(stderrstderr, "ERROR: cannot create CMS message.\n"); |
| 911 | goto loser; |
| 912 | } |
| 913 | /* |
| 914 | * build chain of objects: message->signedData->data |
| 915 | */ |
| 916 | if ((sigd = NSS_CMSSignedData_CreateCertsOnly(cmsg, certs[0], PR_TRUE1)) == |
| 917 | NULL((void*)0)) { |
| 918 | fprintf(stderrstderr, "ERROR: cannot create CMS signedData object.\n"); |
| 919 | goto loser; |
| 920 | } |
| 921 | CERT_DestroyCertificate(certs[0]); |
| 922 | for (i = 1; i < cnt; i++) { |
| 923 | if (NSS_CMSSignedData_AddCertChain(sigd, certs[i])) { |
| 924 | fprintf(stderrstderr, "ERROR: cannot add cert chain for \"%s\".\n", |
| 925 | certsonlyOptions->recipients[i]); |
| 926 | goto loser; |
| 927 | } |
| 928 | CERT_DestroyCertificate(certs[i]); |
| 929 | } |
| 930 | cinfo = NSS_CMSMessage_GetContentInfo(cmsg); |
| 931 | if (NSS_CMSContentInfo_SetContent_SignedData(cmsg, cinfo, sigd) != |
| 932 | SECSuccess) { |
| 933 | fprintf(stderrstderr, "ERROR: cannot attach CMS signedData object.\n"); |
| 934 | goto loser; |
| 935 | } |
| 936 | cinfo = NSS_CMSSignedData_GetContentInfo(sigd); |
| 937 | if (NSS_CMSContentInfo_SetContent_Data(cmsg, cinfo, NULL((void*)0), PR_FALSE0) != |
| 938 | SECSuccess) { |
| 939 | fprintf(stderrstderr, "ERROR: cannot attach CMS data object.\n"); |
| 940 | goto loser; |
| 941 | } |
| 942 | if (tmppoolp) |
| 943 | PORT_FreeArenaPORT_FreeArena_Util(tmppoolp, PR_FALSE0); |
| 944 | return cmsg; |
| 945 | loser: |
| 946 | if (certs) { |
| 947 | for (; i < cnt; i++) { |
| 948 | CERT_DestroyCertificate(certs[i]); |
| 949 | } |
| 950 | } |
| 951 | if (cmsg) |
| 952 | NSS_CMSMessage_Destroy(cmsg); |
| 953 | if (tmppoolp) |
| 954 | PORT_FreeArenaPORT_FreeArena_Util(tmppoolp, PR_FALSE0); |
| 955 | return NULL((void*)0); |
| 956 | } |
| 957 | |
| 958 | static char * |
| 959 | pl_fgets(char *buf, int size, PRFileDesc *fd) |
| 960 | { |
| 961 | char *bp = buf; |
| 962 | int nb = 0; |
| 963 | ; |
| 964 | |
| 965 | while (size > 1) { |
| 966 | nb = PR_Read(fd, bp, 1); |
| 967 | if (nb < 0) { |
| 968 | /* deal with error */ |
| 969 | return NULL((void*)0); |
| 970 | } else if (nb == 0) { |
| 971 | /* deal with EOF */ |
| 972 | return NULL((void*)0); |
| 973 | } else if (*bp == '\n') { |
| 974 | /* deal with EOL */ |
| 975 | ++bp; /* keep EOL character */ |
| 976 | break; |
| 977 | } else { |
| 978 | /* ordinary character */ |
| 979 | ++bp; |
| 980 | --size; |
| 981 | } |
| 982 | } |
| 983 | *bp = '\0'; |
| 984 | return buf; |
| 985 | } |
| 986 | |
| 987 | typedef enum { UNKNOWN, |
| 988 | DECODE, |
| 989 | SIGN, |
| 990 | ENCRYPT, |
| 991 | ENVELOPE, |
| 992 | CERTSONLY } Mode; |
| 993 | |
| 994 | static int |
| 995 | doBatchDecode(FILE *outFile, PRFileDesc *batchFile, |
| 996 | const struct decodeOptionsStr *decodeOptions) |
| 997 | { |
| 998 | char *str; |
| 999 | int exitStatus = 0; |
| 1000 | char batchLine[512]; |
| 1001 | |
| 1002 | while (NULL((void*)0) != (str = pl_fgets(batchLine, sizeof batchLine, batchFile))) { |
| 1003 | NSSCMSMessage *cmsg = NULL((void*)0); |
| 1004 | PRFileDesc *inFile; |
| 1005 | int len = strlen(str); |
| 1006 | SECStatus rv; |
| 1007 | SECItem input = { 0, 0, 0 }; |
| 1008 | char cc; |
| 1009 | |
| 1010 | while (len > 0 && |
| 1011 | ((cc = str[len - 1]) == '\n' || cc == '\r')) { |
| 1012 | str[--len] = '\0'; |
| 1013 | } |
| 1014 | if (!len) /* skip empty line */ |
| 1015 | continue; |
| 1016 | if (str[0] == '#') |
| 1017 | continue; /* skip comment line */ |
| 1018 | fprintf(outFile, "========== %s ==========\n", str); |
| 1019 | inFile = PR_Open(str, PR_RDONLY0x01, 00660); |
| 1020 | if (inFile == NULL((void*)0)) { |
| 1021 | fprintf(outFile, "%s: unable to open \"%s\" for reading\n", |
| 1022 | progName, str); |
| 1023 | exitStatus = 1; |
| 1024 | continue; |
| 1025 | } |
| 1026 | rv = SECU_FileToItem(&input, inFile); |
| 1027 | PR_Close(inFile); |
| 1028 | if (rv != SECSuccess) { |
| 1029 | SECU_PrintError(progName, "unable to read infile"); |
| 1030 | exitStatus = 1; |
| 1031 | continue; |
| 1032 | } |
| 1033 | cmsg = decode(outFile, &input, decodeOptions); |
| 1034 | SECITEM_FreeItemSECITEM_FreeItem_Util(&input, PR_FALSE0); |
| 1035 | if (cmsg) |
| 1036 | NSS_CMSMessage_Destroy(cmsg); |
| 1037 | else { |
| 1038 | SECU_PrintError(progName, "problem decoding"); |
| 1039 | exitStatus = 1; |
| 1040 | } |
| 1041 | } |
| 1042 | return exitStatus; |
| 1043 | } |
| 1044 | |
| 1045 | int |
| 1046 | main(int argc, char **argv) |
| 1047 | { |
| 1048 | FILE *outFile; |
| 1049 | NSSCMSMessage *cmsg = NULL((void*)0); |
| 1050 | PRFileDesc *inFile; |
| 1051 | PLOptState *optstate; |
| 1052 | PLOptStatus status; |
| 1053 | Mode mode = UNKNOWN; |
| 1054 | struct decodeOptionsStr decodeOptions = { 0 }; |
| 1055 | struct signOptionsStr signOptions = { 0 }; |
| 1056 | struct envelopeOptionsStr envelopeOptions = { 0 }; |
| 1057 | struct certsonlyOptionsStr certsonlyOptions = { 0 }; |
| 1058 | struct encryptOptionsStr encryptOptions = { 0 }; |
| 1059 | struct optionsStr options = { 0 }; |
| 1060 | int exitstatus; |
| 1061 | static char *ptrarray[128] = { 0 }; |
| 1062 | int nrecipients = 0; |
| 1063 | char *str, *tok; |
| 1064 | char *envFileName; |
| 1065 | SECItem input = { 0, 0, 0 }; |
| 1066 | SECItem envmsg = { 0, 0, 0 }; |
| 1067 | SECStatus rv; |
| 1068 | PRFileDesc *contentFile = NULL((void*)0); |
| 1069 | PRBool batch = PR_FALSE0; |
| 1070 | |
| 1071 | #ifdef NISCC_TEST |
| 1072 | const char *ev = PR_GetEnvSecure("NSS_DISABLE_ARENA_FREE_LIST"); |
| 1073 | PORT_Assert(ev)((ev)?((void)0):PR_Assert("ev","cmsutil.c",1073)); |
| 1074 | ev = PR_GetEnvSecure("NSS_STRICT_SHUTDOWN"); |
| 1075 | PORT_Assert(ev)((ev)?((void)0):PR_Assert("ev","cmsutil.c",1075)); |
| 1076 | #endif |
| 1077 | |
| 1078 | progName = strrchr(argv[0], '/'); |
| 1079 | if (!progName) |
| 1080 | progName = strrchr(argv[0], '\\'); |
| 1081 | progName = progName ? progName + 1 : argv[0]; |
| 1082 | |
| 1083 | inFile = PR_STDINPR_GetSpecialFD(PR_StandardInput); |
| 1084 | outFile = stdoutstdout; |
| 1085 | envFileName = NULL((void*)0); |
| 1086 | mode = UNKNOWN; |
| 1087 | decodeOptions.content.data = NULL((void*)0); |
| 1088 | decodeOptions.content.len = 0; |
| 1089 | decodeOptions.suppressContent = PR_FALSE0; |
| 1090 | decodeOptions.headerLevel = -1; |
| 1091 | decodeOptions.keepCerts = PR_FALSE0; |
| 1092 | options.certUsage = certUsageEmailSigner; |
| 1093 | options.password = NULL((void*)0); |
| 1094 | options.pwfile = NULL((void*)0); |
| 1095 | signOptions.nickname = NULL((void*)0); |
| 1096 | signOptions.detached = PR_FALSE0; |
| 1097 | signOptions.signingTime = PR_FALSE0; |
| 1098 | signOptions.smimeProfile = PR_FALSE0; |
| 1099 | signOptions.encryptionKeyPreferenceNick = NULL((void*)0); |
| 1100 | signOptions.hashAlgTag = SEC_OID_SHA256; |
| 1101 | envelopeOptions.recipients = NULL((void*)0); |
| 1102 | encryptOptions.recipients = NULL((void*)0); |
| 1103 | encryptOptions.envmsg = NULL((void*)0); |
| 1104 | encryptOptions.envFile = NULL((void*)0); |
| 1105 | encryptOptions.bulkalgtag = SEC_OID_UNKNOWN; |
| 1106 | encryptOptions.bulkkey = NULL((void*)0); |
| 1107 | encryptOptions.keysize = -1; |
| 1108 | |
| 1109 | /* |
| 1110 | * Parse command line arguments |
| 1111 | */ |
| 1112 | optstate = PL_CreateOptState(argc, argv, |
| 1113 | "CDEGH:N:OPSTY:bc:d:e:f:h:i:kno:p:r:s:u:v"); |
| 1114 | while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) { |
| 1115 | switch (optstate->option) { |
| 1116 | case 'C': |
| 1117 | mode = ENCRYPT; |
| 1118 | break; |
| 1119 | case 'D': |
| 1120 | mode = DECODE; |
| 1121 | break; |
| 1122 | case 'E': |
| 1123 | mode = ENVELOPE; |
| 1124 | break; |
| 1125 | case 'G': |
| 1126 | if (mode != SIGN) { |
| 1127 | fprintf(stderrstderr, |
| 1128 | "%s: option -G only supported with option -S.\n", |
| 1129 | progName); |
| 1130 | Usage(); |
| 1131 | exit(1); |
| 1132 | } |
| 1133 | signOptions.signingTime = PR_TRUE1; |
| 1134 | break; |
| 1135 | case 'H': |
| 1136 | if (mode != SIGN) { |
| 1137 | fprintf(stderrstderr, |
| 1138 | "%s: option -H only supported with option -S.\n", |
| 1139 | progName); |
| 1140 | Usage(); |
| 1141 | exit(1); |
| 1142 | } |
| 1143 | decodeOptions.suppressContent = PR_TRUE1; |
| 1144 | if (!strcmp(optstate->value, "MD2")) |
| 1145 | signOptions.hashAlgTag = SEC_OID_MD2; |
| 1146 | else if (!strcmp(optstate->value, "MD4")) |
| 1147 | signOptions.hashAlgTag = SEC_OID_MD4; |
| 1148 | else if (!strcmp(optstate->value, "MD5")) |
| 1149 | signOptions.hashAlgTag = SEC_OID_MD5; |
| 1150 | else if (!strcmp(optstate->value, "SHA1")) |
| 1151 | signOptions.hashAlgTag = SEC_OID_SHA1; |
| 1152 | else if (!strcmp(optstate->value, "SHA256")) |
| 1153 | signOptions.hashAlgTag = SEC_OID_SHA256; |
| 1154 | else if (!strcmp(optstate->value, "SHA384")) |
| 1155 | signOptions.hashAlgTag = SEC_OID_SHA384; |
| 1156 | else if (!strcmp(optstate->value, "SHA512")) |
| 1157 | signOptions.hashAlgTag = SEC_OID_SHA512; |
| 1158 | else { |
| 1159 | fprintf(stderrstderr, |
| 1160 | "%s: -H requires one of MD2,MD4,MD5,SHA1,SHA256,SHA384,SHA512\n", |
| 1161 | progName); |
| 1162 | exit(1); |
| 1163 | } |
| 1164 | break; |
| 1165 | case 'N': |
| 1166 | if (mode != SIGN) { |
| 1167 | fprintf(stderrstderr, |
| 1168 | "%s: option -N only supported with option -S.\n", |
| 1169 | progName); |
| 1170 | Usage(); |
| 1171 | exit(1); |
| 1172 | } |
| 1173 | signOptions.nickname = PORT_StrdupPORT_Strdup_Util(optstate->value); |
| 1174 | break; |
| 1175 | case 'O': |
| 1176 | mode = CERTSONLY; |
| 1177 | break; |
| 1178 | case 'P': |
| 1179 | if (mode != SIGN) { |
| 1180 | fprintf(stderrstderr, |
| 1181 | "%s: option -P only supported with option -S.\n", |
| 1182 | progName); |
| 1183 | Usage(); |
| 1184 | exit(1); |
| 1185 | } |
| 1186 | signOptions.smimeProfile = PR_TRUE1; |
| 1187 | break; |
| 1188 | case 'S': |
| 1189 | mode = SIGN; |
| 1190 | break; |
| 1191 | case 'T': |
| 1192 | if (mode != SIGN) { |
| 1193 | fprintf(stderrstderr, |
| 1194 | "%s: option -T only supported with option -S.\n", |
| 1195 | progName); |
| 1196 | Usage(); |
| 1197 | exit(1); |
| 1198 | } |
| 1199 | signOptions.detached = PR_TRUE1; |
| 1200 | break; |
| 1201 | case 'Y': |
| 1202 | if (mode != SIGN) { |
| 1203 | fprintf(stderrstderr, |
| 1204 | "%s: option -Y only supported with option -S.\n", |
| 1205 | progName); |
| 1206 | Usage(); |
| 1207 | exit(1); |
| 1208 | } |
| 1209 | signOptions.encryptionKeyPreferenceNick = strdup(optstate->value); |
| 1210 | break; |
| 1211 | |
| 1212 | case 'b': |
| 1213 | if (mode != DECODE) { |
| 1214 | fprintf(stderrstderr, |
| 1215 | "%s: option -b only supported with option -D.\n", |
| 1216 | progName); |
| 1217 | Usage(); |
| 1218 | exit(1); |
| 1219 | } |
| 1220 | batch = PR_TRUE1; |
| 1221 | break; |
| 1222 | |
| 1223 | case 'c': |
| 1224 | if (mode != DECODE) { |
| 1225 | fprintf(stderrstderr, |
| 1226 | "%s: option -c only supported with option -D.\n", |
| 1227 | progName); |
| 1228 | Usage(); |
| 1229 | exit(1); |
| 1230 | } |
| 1231 | contentFile = PR_Open(optstate->value, PR_RDONLY0x01, 006600); |
| 1232 | if (contentFile == NULL((void*)0)) { |
| 1233 | fprintf(stderrstderr, "%s: unable to open \"%s\" for reading.\n", |
| 1234 | progName, optstate->value); |
| 1235 | exit(1); |
| 1236 | } |
| 1237 | |
| 1238 | rv = SECU_FileToItem(&decodeOptions.content, contentFile); |
| 1239 | PR_Close(contentFile); |
| 1240 | if (rv != SECSuccess) { |
| 1241 | SECU_PrintError(progName, "problem reading content file"); |
| 1242 | exit(1); |
| 1243 | } |
| 1244 | if (!decodeOptions.content.data) { |
| 1245 | /* file was zero length */ |
| 1246 | decodeOptions.content.data = (unsigned char *)PORT_StrdupPORT_Strdup_Util(""); |
| 1247 | decodeOptions.content.len = 0; |
| 1248 | } |
| 1249 | |
| 1250 | break; |
| 1251 | case 'd': |
| 1252 | SECU_ConfigDirectory(optstate->value); |
| 1253 | break; |
| 1254 | case 'e': |
| 1255 | envFileName = PORT_StrdupPORT_Strdup_Util(optstate->value); |
| 1256 | encryptOptions.envFile = PR_Open(envFileName, PR_RDONLY0x01, 00660); |
| 1257 | break; |
| 1258 | |
| 1259 | case 'h': |
| 1260 | if (mode != DECODE) { |
| 1261 | fprintf(stderrstderr, |
| 1262 | "%s: option -h only supported with option -D.\n", |
| 1263 | progName); |
| 1264 | Usage(); |
| 1265 | exit(1); |
| 1266 | } |
| 1267 | decodeOptions.headerLevel = atoi(optstate->value); |
| 1268 | if (decodeOptions.headerLevel < 0) { |
| 1269 | fprintf(stderrstderr, "option -h cannot have a negative value.\n"); |
| 1270 | exit(1); |
| 1271 | } |
| 1272 | break; |
| 1273 | case 'i': |
| 1274 | if (!optstate->value) { |
| 1275 | fprintf(stderrstderr, "-i option requires filename argument\n"); |
| 1276 | exit(1); |
| 1277 | } |
| 1278 | inFile = PR_Open(optstate->value, PR_RDONLY0x01, 00660); |
| 1279 | if (inFile == NULL((void*)0)) { |
| 1280 | fprintf(stderrstderr, "%s: unable to open \"%s\" for reading\n", |
| 1281 | progName, optstate->value); |
| 1282 | exit(1); |
| 1283 | } |
| 1284 | break; |
| 1285 | |
| 1286 | case 'k': |
| 1287 | if (mode != DECODE) { |
| 1288 | fprintf(stderrstderr, |
| 1289 | "%s: option -k only supported with option -D.\n", |
| 1290 | progName); |
| 1291 | Usage(); |
| 1292 | exit(1); |
| 1293 | } |
| 1294 | decodeOptions.keepCerts = PR_TRUE1; |
| 1295 | break; |
| 1296 | |
| 1297 | case 'n': |
| 1298 | if (mode != DECODE) { |
| 1299 | fprintf(stderrstderr, |
| 1300 | "%s: option -n only supported with option -D.\n", |
| 1301 | progName); |
| 1302 | Usage(); |
| 1303 | exit(1); |
| 1304 | } |
| 1305 | decodeOptions.suppressContent = PR_TRUE1; |
| 1306 | break; |
| 1307 | case 'o': |
| 1308 | outFile = fopen(optstate->value, "wb"); |
| 1309 | if (outFile == NULL((void*)0)) { |
| 1310 | fprintf(stderrstderr, "%s: unable to open \"%s\" for writing\n", |
| 1311 | progName, optstate->value); |
| 1312 | exit(1); |
| 1313 | } |
| 1314 | break; |
| 1315 | case 'p': |
| 1316 | if (!optstate->value) { |
| 1317 | fprintf(stderrstderr, "%s: option -p must have a value.\n", progName); |
| 1318 | Usage(); |
| 1319 | exit(1); |
| 1320 | } |
| 1321 | |
| 1322 | options.password = strdup(optstate->value); |
| 1323 | break; |
| 1324 | |
| 1325 | case 'f': |
| 1326 | if (!optstate->value) { |
| 1327 | fprintf(stderrstderr, "%s: option -f must have a value.\n", progName); |
| 1328 | Usage(); |
| 1329 | exit(1); |
| 1330 | } |
| 1331 | |
| 1332 | options.pwfile = strdup(optstate->value); |
| 1333 | break; |
| 1334 | |
| 1335 | case 'r': |
| 1336 | if (!optstate->value) { |
| 1337 | fprintf(stderrstderr, "%s: option -r must have a value.\n", progName); |
| 1338 | Usage(); |
| 1339 | exit(1); |
| 1340 | } |
| 1341 | envelopeOptions.recipients = ptrarray; |
| 1342 | str = (char *)optstate->value; |
| 1343 | do { |
| 1344 | tok = strchr(str, ','); |
| 1345 | if (tok) |
| 1346 | *tok = '\0'; |
| 1347 | envelopeOptions.recipients[nrecipients++] = strdup(str); |
| 1348 | if (tok) |
| 1349 | str = tok + 1; |
| 1350 | } while (tok); |
| 1351 | envelopeOptions.recipients[nrecipients] = NULL((void*)0); |
| 1352 | encryptOptions.recipients = envelopeOptions.recipients; |
| 1353 | certsonlyOptions.recipients = envelopeOptions.recipients; |
| 1354 | break; |
| 1355 | |
| 1356 | case 'u': { |
| 1357 | int usageType; |
| 1358 | |
| 1359 | usageType = atoi(strdup(optstate->value)); |
| 1360 | if (usageType < certUsageSSLClient || usageType > certUsageAnyCA) |
| 1361 | return -1; |
| 1362 | options.certUsage = (SECCertUsage)usageType; |
| 1363 | break; |
| 1364 | } |
| 1365 | case 'v': |
| 1366 | cms_verbose = 1; |
| 1367 | break; |
| 1368 | } |
| 1369 | } |
| 1370 | if (status == PL_OPT_BAD) |
| 1371 | Usage(); |
| 1372 | PL_DestroyOptState(optstate); |
| 1373 | |
| 1374 | if (mode == UNKNOWN) |
| 1375 | Usage(); |
| 1376 | |
| 1377 | if (mode != CERTSONLY && !batch) { |
| 1378 | rv = SECU_FileToItem(&input, inFile); |
| 1379 | if (rv != SECSuccess) { |
| 1380 | SECU_PrintError(progName, "unable to read infile"); |
| 1381 | exit(1); |
| 1382 | } |
| 1383 | } |
| 1384 | if (cms_verbose) { |
| 1385 | fprintf(stderrstderr, "received commands\n"); |
| 1386 | } |
| 1387 | |
| 1388 | /* Call the NSS initialization routines */ |
| 1389 | PR_Init(PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1); |
| 1390 | rv = NSS_InitReadWrite(SECU_ConfigDirectory(NULL((void*)0))); |
| 1391 | if (SECSuccess != rv) { |
| 1392 | SECU_PrintError(progName, "NSS_Init failed"); |
| 1393 | exit(1); |
| 1394 | } |
| 1395 | if (cms_verbose) { |
| 1396 | fprintf(stderrstderr, "NSS has been initialized.\n"); |
| 1397 | } |
| 1398 | options.certHandle = CERT_GetDefaultCertDB(); |
| 1399 | if (!options.certHandle) { |
| 1400 | SECU_PrintError(progName, "No default cert DB"); |
| 1401 | exit(1); |
| 1402 | } |
| 1403 | if (cms_verbose) { |
| 1404 | fprintf(stderrstderr, "Got default certdb\n"); |
| 1405 | } |
| 1406 | if (options.password) { |
| 1407 | pwdata.source = PW_PLAINTEXT; |
| 1408 | pwdata.data = options.password; |
| 1409 | } |
| 1410 | if (options.pwfile) { |
| 1411 | pwdata.source = PW_FROMFILE; |
| 1412 | pwdata.data = options.pwfile; |
| 1413 | } |
| 1414 | pwcb = SECU_GetModulePassword; |
| 1415 | pwcb_arg = (void *)&pwdata; |
| 1416 | |
| 1417 | PK11_SetPasswordFunc(&SECU_GetModulePassword); |
| 1418 | |
| 1419 | #if defined(_WIN32) |
| 1420 | if (outFile == stdoutstdout) { |
| 1421 | /* If we're going to write binary data to stdout, we must put stdout |
| 1422 | ** into O_BINARY mode or else outgoing \n's will become \r\n's. |
| 1423 | */ |
| 1424 | int smrv = _setmode(_fileno(stdoutstdout), _O_BINARY); |
| 1425 | if (smrv == -1) { |
| 1426 | fprintf(stderrstderr, |
| 1427 | "%s: Cannot change stdout to binary mode. Use -o option instead.\n", |
| 1428 | progName); |
| 1429 | return smrv; |
| 1430 | } |
| 1431 | } |
| 1432 | #endif |
| 1433 | |
| 1434 | exitstatus = 0; |
| 1435 | switch (mode) { |
| 1436 | case DECODE: /* -D */ |
| 1437 | decodeOptions.options = &options; |
| 1438 | if (encryptOptions.envFile) { |
| 1439 | /* Decoding encrypted-data, so get the bulkkey from an |
| 1440 | * enveloped-data message. |
| 1441 | */ |
| 1442 | SECU_FileToItem(&envmsg, encryptOptions.envFile); |
| 1443 | decodeOptions.options = &options; |
| 1444 | encryptOptions.envmsg = decode(NULL((void*)0), &envmsg, &decodeOptions); |
| 1445 | if (!encryptOptions.envmsg) { |
| 1446 | SECU_PrintError(progName, "problem decoding env msg"); |
| 1447 | exitstatus = 1; |
| 1448 | break; |
| 1449 | } |
| 1450 | rv = get_enc_params(&encryptOptions); |
Value stored to 'rv' is never read | |
| 1451 | decodeOptions.dkcb = dkcb; |
| 1452 | decodeOptions.bulkkey = encryptOptions.bulkkey; |
| 1453 | } |
| 1454 | if (!batch) { |
| 1455 | cmsg = decode(outFile, &input, &decodeOptions); |
| 1456 | if (!cmsg) { |
| 1457 | SECU_PrintError(progName, "problem decoding"); |
| 1458 | exitstatus = 1; |
| 1459 | } |
| 1460 | } else { |
| 1461 | exitstatus = doBatchDecode(outFile, inFile, &decodeOptions); |
| 1462 | } |
| 1463 | break; |
| 1464 | case SIGN: /* -S */ |
| 1465 | signOptions.options = &options; |
| 1466 | cmsg = signed_data(&signOptions); |
| 1467 | if (!cmsg) { |
| 1468 | SECU_PrintError(progName, "problem signing"); |
| 1469 | exitstatus = 1; |
| 1470 | } |
| 1471 | break; |
| 1472 | case ENCRYPT: /* -C */ |
| 1473 | if (!envFileName) { |
| 1474 | fprintf(stderrstderr, "%s: you must specify an envelope file with -e.\n", |
| 1475 | progName); |
| 1476 | exit(1); |
| 1477 | } |
| 1478 | encryptOptions.options = &options; |
| 1479 | encryptOptions.input = &input; |
| 1480 | encryptOptions.outfile = outFile; |
| 1481 | /* decode an enveloped-data message to get the bulkkey (create |
| 1482 | * a new one if neccessary) |
| 1483 | */ |
| 1484 | if (!encryptOptions.envFile) { |
| 1485 | encryptOptions.envFile = PR_Open(envFileName, |
| 1486 | PR_WRONLY0x02 | PR_CREATE_FILE0x08, 00660); |
| 1487 | if (!encryptOptions.envFile) { |
| 1488 | fprintf(stderrstderr, "%s: failed to create file %s.\n", progName, |
| 1489 | envFileName); |
| 1490 | exit(1); |
| 1491 | } |
| 1492 | } else { |
| 1493 | SECU_FileToItem(&envmsg, encryptOptions.envFile); |
| 1494 | decodeOptions.options = &options; |
| 1495 | encryptOptions.envmsg = decode(NULL((void*)0), &envmsg, &decodeOptions); |
| 1496 | if (encryptOptions.envmsg == NULL((void*)0)) { |
| 1497 | SECU_PrintError(progName, "problem decrypting env msg"); |
| 1498 | exitstatus = 1; |
| 1499 | break; |
| 1500 | } |
| 1501 | } |
| 1502 | rv = get_enc_params(&encryptOptions); |
| 1503 | /* create the encrypted-data message */ |
| 1504 | cmsg = encrypted_data(&encryptOptions); |
| 1505 | if (!cmsg) { |
| 1506 | SECU_PrintError(progName, "problem encrypting"); |
| 1507 | exitstatus = 1; |
| 1508 | } |
| 1509 | if (encryptOptions.bulkkey) { |
| 1510 | PK11_FreeSymKey(encryptOptions.bulkkey); |
| 1511 | encryptOptions.bulkkey = NULL((void*)0); |
| 1512 | } |
| 1513 | break; |
| 1514 | case ENVELOPE: /* -E */ |
| 1515 | envelopeOptions.options = &options; |
| 1516 | cmsg = enveloped_data(&envelopeOptions); |
| 1517 | if (!cmsg) { |
| 1518 | SECU_PrintError(progName, "problem enveloping"); |
| 1519 | exitstatus = 1; |
| 1520 | } |
| 1521 | break; |
| 1522 | case CERTSONLY: /* -O */ |
| 1523 | certsonlyOptions.options = &options; |
| 1524 | cmsg = signed_data_certsonly(&certsonlyOptions); |
| 1525 | if (!cmsg) { |
| 1526 | SECU_PrintError(progName, "problem with certs-only"); |
| 1527 | exitstatus = 1; |
| 1528 | } |
| 1529 | break; |
| 1530 | default: |
| 1531 | fprintf(stderrstderr, "One of options -D, -S or -E must be set.\n"); |
| 1532 | Usage(); |
| 1533 | exitstatus = 1; |
| 1534 | } |
| 1535 | |
| 1536 | if (signOptions.nickname) { |
| 1537 | PORT_FreePORT_Free_Util(signOptions.nickname); |
| 1538 | } |
| 1539 | |
| 1540 | if ((mode == SIGN || mode == ENVELOPE || mode == CERTSONLY) && |
| 1541 | (!exitstatus)) { |
| 1542 | PLArenaPool *arena = PORT_NewArenaPORT_NewArena_Util(1024); |
| 1543 | NSSCMSEncoderContext *ecx; |
| 1544 | SECItem output = { 0, 0, 0 }; |
| 1545 | |
| 1546 | if (!arena) { |
| 1547 | fprintf(stderrstderr, "%s: out of memory.\n", progName); |
| 1548 | exit(1); |
| 1549 | } |
| 1550 | |
| 1551 | if (cms_verbose) { |
| 1552 | fprintf(stderrstderr, "cmsg [%p]\n", cmsg); |
| 1553 | fprintf(stderrstderr, "arena [%p]\n", arena); |
| 1554 | if (pwcb_arg && (PW_PLAINTEXT == ((secuPWData *)pwcb_arg)->source)) |
| 1555 | fprintf(stderrstderr, "password [%s]\n", |
| 1556 | ((secuPWData *)pwcb_arg)->data); |
| 1557 | else |
| 1558 | fprintf(stderrstderr, "password [NULL]\n"); |
| 1559 | } |
| 1560 | ecx = NSS_CMSEncoder_Start(cmsg, |
| 1561 | NULL((void*)0), NULL((void*)0), /* DER output callback */ |
| 1562 | &output, arena, /* destination storage */ |
| 1563 | pwcb, pwcb_arg, /* password callback */ |
| 1564 | NULL((void*)0), NULL((void*)0), /* decrypt key callback */ |
| 1565 | NULL((void*)0), NULL((void*)0)); /* detached digests */ |
| 1566 | if (!ecx) { |
| 1567 | fprintf(stderrstderr, "%s: cannot create encoder context.\n", progName); |
| 1568 | exit(1); |
| 1569 | } |
| 1570 | if (cms_verbose) { |
| 1571 | fprintf(stderrstderr, "input len [%d]\n", input.len); |
| 1572 | { |
| 1573 | unsigned int j; |
| 1574 | for (j = 0; j < input.len; j++) |
| 1575 | fprintf(stderrstderr, "%2x%c", input.data[j], (j > 0 && j % 35 == 0) ? '\n' : ' '); |
| 1576 | } |
| 1577 | } |
| 1578 | if (input.len > 0) { /* skip if certs-only (or other zero content) */ |
| 1579 | rv = NSS_CMSEncoder_Update(ecx, (char *)input.data, input.len); |
| 1580 | if (rv) { |
| 1581 | fprintf(stderrstderr, |
| 1582 | "%s: failed to add data to encoder.\n", progName); |
| 1583 | exit(1); |
| 1584 | } |
| 1585 | } |
| 1586 | rv = NSS_CMSEncoder_Finish(ecx); |
| 1587 | if (rv) { |
| 1588 | SECU_PrintError(progName, "failed to encode data"); |
| 1589 | exit(1); |
| 1590 | } |
| 1591 | |
| 1592 | if (cms_verbose) { |
| 1593 | fprintf(stderrstderr, "encoding passed\n"); |
| 1594 | } |
| 1595 | fwrite(output.data, output.len, 1, outFile); |
| 1596 | if (cms_verbose) { |
| 1597 | fprintf(stderrstderr, "wrote to file\n"); |
| 1598 | } |
| 1599 | PORT_FreeArenaPORT_FreeArena_Util(arena, PR_FALSE0); |
| 1600 | } |
| 1601 | if (cmsg) |
| 1602 | NSS_CMSMessage_Destroy(cmsg); |
| 1603 | if (outFile != stdoutstdout) |
| 1604 | fclose(outFile); |
| 1605 | |
| 1606 | if (inFile != PR_STDINPR_GetSpecialFD(PR_StandardInput)) { |
| 1607 | PR_Close(inFile); |
| 1608 | } |
| 1609 | if (envFileName) { |
| 1610 | PORT_FreePORT_Free_Util(envFileName); |
| 1611 | } |
| 1612 | if (encryptOptions.envFile) { |
| 1613 | PR_Close(encryptOptions.envFile); |
| 1614 | } |
| 1615 | |
| 1616 | SECITEM_FreeItemSECITEM_FreeItem_Util(&decodeOptions.content, PR_FALSE0); |
| 1617 | SECITEM_FreeItemSECITEM_FreeItem_Util(&envmsg, PR_FALSE0); |
| 1618 | SECITEM_FreeItemSECITEM_FreeItem_Util(&input, PR_FALSE0); |
| 1619 | if (NSS_Shutdown() != SECSuccess) { |
| 1620 | SECU_PrintError(progName, "NSS_Shutdown failed"); |
| 1621 | exitstatus = 1; |
| 1622 | } |
| 1623 | PR_Cleanup(); |
| 1624 | return exitstatus; |
| 1625 | } |