| File: | s/cmd/pk1sign/pk1sign.c |
| Warning: | line 211, column 13 Although the value stored to 'status' is used in the enclosing expression, the value is never actually read from 'status' |
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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 | * pk1sign |
| 7 | */ |
| 8 | |
| 9 | #include "nspr.h" |
| 10 | #include "plgetopt.h" |
| 11 | #include "secutil.h" |
| 12 | #include "secpkcs7.h" |
| 13 | #include "cert.h" |
| 14 | #include "certdb.h" |
| 15 | #include "sechash.h" /* for HASH_GetHashObject() */ |
| 16 | #include "nss.h" |
| 17 | #include "pk11func.h" |
| 18 | #include "cryptohi.h" |
| 19 | #include "plbase64.h" |
| 20 | |
| 21 | #if defined(XP_UNIX1) |
| 22 | #include <unistd.h> |
| 23 | #endif |
| 24 | |
| 25 | #include <stdio.h> |
| 26 | #include <string.h> |
| 27 | |
| 28 | #if (defined(XP_WIN) && !defined(WIN32)) || (defined(__sun) && !defined(SVR4)) |
| 29 | extern int fread(char *, size_t, size_t, FILE *); |
| 30 | extern int fwrite(char *, size_t, size_t, FILE *); |
| 31 | extern int fprintf(FILE *, char *, ...); |
| 32 | #endif |
| 33 | |
| 34 | static secuPWData pwdata = { PW_NONE, 0 }; |
| 35 | |
| 36 | SEC_ASN1_MKSUB(SECOID_AlgorithmIDTemplate) |
| 37 | |
| 38 | SEC_ASN1Template CERTSignatureDataTemplate[] = { |
| 39 | { SEC_ASN1_SEQUENCE0x10, |
| 40 | 0, NULL((void*)0), sizeof(CERTSignedData) }, |
| 41 | { SEC_ASN1_INLINE0x00800, |
| 42 | offsetof(CERTSignedData, signatureAlgorithm)__builtin_offsetof(CERTSignedData, signatureAlgorithm), |
| 43 | SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate)SECOID_AlgorithmIDTemplate_Util }, |
| 44 | { SEC_ASN1_BIT_STRING0x03, |
| 45 | offsetof(CERTSignedData, signature)__builtin_offsetof(CERTSignedData, signature) }, |
| 46 | { 0 } |
| 47 | }; |
| 48 | |
| 49 | static void |
| 50 | Usage(char *progName) |
| 51 | { |
| 52 | fprintf(stderrstderr, |
| 53 | "Usage: %s -k keyname [-d keydir] [-i input] [-o output]\n", |
| 54 | progName); |
| 55 | fprintf(stderrstderr, "%-20s Nickname of key to use for signature\n", |
| 56 | "-k keyname"); |
| 57 | fprintf(stderrstderr, "%-20s Key database directory (default is ~/.netscape)\n", |
| 58 | "-d keydir"); |
| 59 | fprintf(stderrstderr, "%-20s Define an input file to use (default is stdin)\n", |
| 60 | "-i input"); |
| 61 | fprintf(stderrstderr, "%-20s Define an output file to use (default is stdout)\n", |
| 62 | "-o output"); |
| 63 | fprintf(stderrstderr, "%-20s Password to the key databse\n", "-p"); |
| 64 | fprintf(stderrstderr, "%-20s password file\n", "-f"); |
| 65 | exit(-1); |
| 66 | } |
| 67 | |
| 68 | static int |
| 69 | ExportPublicKey(FILE *outFile, CERTCertificate *cert) |
| 70 | { |
| 71 | char *data; |
| 72 | SECKEYPublicKey *publicKey; |
| 73 | SECItem *item; |
| 74 | |
| 75 | if (!cert) |
| 76 | return -1; |
| 77 | |
| 78 | publicKey = CERT_ExtractPublicKey(cert); |
| 79 | if (!publicKey) |
| 80 | return -1; |
| 81 | |
| 82 | item = SECKEY_EncodeDERSubjectPublicKeyInfo(publicKey); |
| 83 | SECKEY_DestroyPublicKey(publicKey); |
| 84 | if (!item) |
| 85 | return -1; |
| 86 | |
| 87 | data = PL_Base64Encode((const char *)item->data, item->len, NULL((void*)0)); |
| 88 | SECITEM_FreeItemSECITEM_FreeItem_Util(item, PR_TRUE1); |
| 89 | if (!data) |
| 90 | return -1; |
| 91 | |
| 92 | fputs("pubkey:\n", outFile); |
| 93 | fputs(data, outFile); |
| 94 | fputs("\n", outFile); |
| 95 | PR_Free(data); |
| 96 | |
| 97 | return 0; |
| 98 | } |
| 99 | |
| 100 | static int |
| 101 | SignFile(FILE *outFile, PRFileDesc *inFile, CERTCertificate *cert) |
| 102 | { |
| 103 | SECItem data2sign; |
| 104 | SECStatus rv; |
| 105 | SECOidTag algID; |
| 106 | CERTSignedData sd; |
| 107 | SECKEYPrivateKey *privKey = NULL((void*)0); |
| 108 | char *data = NULL((void*)0); |
| 109 | PLArenaPool *arena = NULL((void*)0); |
| 110 | SECItem *result = NULL((void*)0); |
| 111 | int returnValue = 0; |
| 112 | |
| 113 | if (outFile == NULL((void*)0) || inFile == NULL((void*)0) || cert == NULL((void*)0)) { |
| 114 | return -1; |
| 115 | } |
| 116 | |
| 117 | /* suck the file in */ |
| 118 | if (SECU_ReadDERFromFile(&data2sign, inFile, PR_FALSE0, |
| 119 | PR_FALSE0) != SECSuccess) { |
| 120 | return -1; |
| 121 | } |
| 122 | |
| 123 | privKey = NULL((void*)0); |
| 124 | privKey = PK11_FindKeyByAnyCert(cert, NULL((void*)0)); |
| 125 | if (!privKey) { |
| 126 | returnValue = -1; |
| 127 | goto loser; |
| 128 | } |
| 129 | |
| 130 | algID = SEC_GetSignatureAlgorithmOidTagByKey(privKey, NULL((void*)0), SEC_OID_UNKNOWN); |
| 131 | if (algID == SEC_OID_UNKNOWN) { |
| 132 | returnValue = -1; |
| 133 | goto loser; |
| 134 | } |
| 135 | |
| 136 | arena = PORT_NewArenaPORT_NewArena_Util(DER_DEFAULT_CHUNKSIZE(2048)); |
| 137 | |
| 138 | PORT_Memsetmemset(&sd, 0, sizeof(CERTSignedData)); |
| 139 | |
| 140 | rv = SEC_SignData(&(sd.signature), data2sign.data, data2sign.len, privKey, algID); |
| 141 | if (rv != SECSuccess) { |
| 142 | fprintf(stderrstderr, "Could not sign.\n"); |
| 143 | returnValue = -1; |
| 144 | goto loser; |
| 145 | } |
| 146 | sd.signature.len = sd.signature.len << 3; |
| 147 | |
| 148 | rv = SECOID_SetAlgorithmIDSECOID_SetAlgorithmID_Util(arena, &sd.signatureAlgorithm, algID, 0); |
| 149 | if (rv != SECSuccess) { |
| 150 | fprintf(stderrstderr, "Could not set alg id.\n"); |
| 151 | returnValue = -1; |
| 152 | goto loser; |
| 153 | } |
| 154 | |
| 155 | result = SEC_ASN1EncodeItemSEC_ASN1EncodeItem_Util(arena, NULL((void*)0), &sd, CERTSignatureDataTemplate); |
| 156 | SECITEM_FreeItemSECITEM_FreeItem_Util(&(sd.signature), PR_FALSE0); |
| 157 | |
| 158 | if (!result) { |
| 159 | fprintf(stderrstderr, "Could not encode.\n"); |
| 160 | returnValue = -1; |
| 161 | goto loser; |
| 162 | } |
| 163 | |
| 164 | data = PL_Base64Encode((const char *)result->data, result->len, NULL((void*)0)); |
| 165 | if (!data) { |
| 166 | returnValue = -1; |
| 167 | goto loser; |
| 168 | } |
| 169 | |
| 170 | fputs("signature:\n", outFile); |
| 171 | fputs(data, outFile); |
| 172 | fputs("\n", outFile); |
| 173 | ExportPublicKey(outFile, cert); |
| 174 | |
| 175 | loser: |
| 176 | if (privKey) { |
| 177 | SECKEY_DestroyPrivateKey(privKey); |
| 178 | } |
| 179 | if (data) { |
| 180 | PR_Free(data); |
| 181 | } |
| 182 | PORT_FreeArenaPORT_FreeArena_Util(arena, PR_FALSE0); |
| 183 | |
| 184 | return returnValue; |
| 185 | } |
| 186 | |
| 187 | int |
| 188 | main(int argc, char **argv) |
| 189 | { |
| 190 | char *progName; |
| 191 | FILE *outFile; |
| 192 | PRFileDesc *inFile; |
| 193 | char *keyName = NULL((void*)0); |
| 194 | CERTCertDBHandle *certHandle; |
| 195 | CERTCertificate *cert = NULL((void*)0); |
| 196 | PLOptState *optstate; |
| 197 | PLOptStatus status; |
| 198 | SECStatus rv; |
| 199 | |
| 200 | progName = strrchr(argv[0], '/'); |
| 201 | progName = progName ? progName + 1 : argv[0]; |
| 202 | |
| 203 | inFile = NULL((void*)0); |
| 204 | outFile = NULL((void*)0); |
| 205 | keyName = NULL((void*)0); |
| 206 | |
| 207 | /* |
| 208 | * Parse command line arguments |
| 209 | */ |
| 210 | optstate = PL_CreateOptState(argc, argv, "ed:k:i:o:p:f:"); |
| 211 | while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) { |
Although the value stored to 'status' is used in the enclosing expression, the value is never actually read from 'status' | |
| 212 | switch (optstate->option) { |
| 213 | case '?': |
| 214 | Usage(progName); |
| 215 | break; |
| 216 | |
| 217 | case 'd': |
| 218 | SECU_ConfigDirectory(optstate->value); |
| 219 | break; |
| 220 | |
| 221 | case 'i': |
| 222 | inFile = PR_Open(optstate->value, PR_RDONLY0x01, 0); |
| 223 | if (!inFile) { |
| 224 | fprintf(stderrstderr, "%s: unable to open \"%s\" for reading\n", |
| 225 | progName, optstate->value); |
| 226 | return -1; |
| 227 | } |
| 228 | break; |
| 229 | |
| 230 | case 'k': |
| 231 | keyName = strdup(optstate->value); |
| 232 | break; |
| 233 | |
| 234 | case 'o': |
| 235 | outFile = fopen(optstate->value, "wb"); |
| 236 | if (!outFile) { |
| 237 | fprintf(stderrstderr, "%s: unable to open \"%s\" for writing\n", |
| 238 | progName, optstate->value); |
| 239 | return -1; |
| 240 | } |
| 241 | break; |
| 242 | case 'p': |
| 243 | pwdata.source = PW_PLAINTEXT; |
| 244 | pwdata.data = strdup(optstate->value); |
| 245 | break; |
| 246 | |
| 247 | case 'f': |
| 248 | pwdata.source = PW_FROMFILE; |
| 249 | pwdata.data = PORT_StrdupPORT_Strdup_Util(optstate->value); |
| 250 | break; |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | if (!keyName) |
| 255 | Usage(progName); |
| 256 | |
| 257 | if (!inFile) |
| 258 | inFile = PR_STDINPR_GetSpecialFD(PR_StandardInput); |
| 259 | if (!outFile) |
| 260 | outFile = stdoutstdout; |
| 261 | |
| 262 | /* Call the initialization routines */ |
| 263 | PR_Init(PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1); |
| 264 | rv = NSS_Init(SECU_ConfigDirectory(NULL((void*)0))); |
| 265 | if (rv != SECSuccess) { |
| 266 | SECU_PrintPRandOSError(progName); |
| 267 | goto loser; |
| 268 | } |
| 269 | |
| 270 | PK11_SetPasswordFunc(SECU_GetModulePassword); |
| 271 | |
| 272 | /* open cert database */ |
| 273 | certHandle = CERT_GetDefaultCertDB(); |
| 274 | if (certHandle == NULL((void*)0)) { |
| 275 | rv = SECFailure; |
| 276 | goto loser; |
| 277 | } |
| 278 | |
| 279 | /* find cert */ |
| 280 | cert = CERT_FindCertByNickname(certHandle, keyName); |
| 281 | if (cert == NULL((void*)0)) { |
| 282 | SECU_PrintError(progName, |
| 283 | "the corresponding cert for key \"%s\" does not exist", |
| 284 | keyName); |
| 285 | rv = SECFailure; |
| 286 | goto loser; |
| 287 | } |
| 288 | |
| 289 | if (SignFile(outFile, inFile, cert)) { |
| 290 | SECU_PrintError(progName, "problem signing data"); |
| 291 | rv = SECFailure; |
| 292 | goto loser; |
| 293 | } |
| 294 | |
| 295 | loser: |
| 296 | if (pwdata.data) { |
| 297 | PORT_FreePORT_Free_Util(pwdata.data); |
| 298 | } |
| 299 | if (keyName) { |
| 300 | PORT_FreePORT_Free_Util(keyName); |
| 301 | } |
| 302 | if (cert) { |
| 303 | CERT_DestroyCertificate(cert); |
| 304 | } |
| 305 | if (inFile && inFile != PR_STDINPR_GetSpecialFD(PR_StandardInput)) { |
| 306 | PR_Close(inFile); |
| 307 | } |
| 308 | if (outFile && outFile != stdoutstdout) { |
| 309 | fclose(outFile); |
| 310 | } |
| 311 | if (NSS_Shutdown() != SECSuccess) { |
| 312 | SECU_PrintError(progName, "NSS shutdown:"); |
| 313 | exit(1); |
| 314 | } |
| 315 | |
| 316 | return (rv != SECSuccess); |
| 317 | } |