mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-13 03:10:10 +01:00
298 lines
7.0 KiB
C
298 lines
7.0 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* pk1sign
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*/
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#include "nspr.h"
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#include "plgetopt.h"
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#include "secutil.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 "sechash.h" /* for HASH_GetHashObject() */
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#include "nss.h"
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#include "pk11func.h"
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#include "cryptohi.h"
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#include "plbase64.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 fread(char *, size_t, size_t, FILE*);
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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 secuPWData pwdata = { PW_NONE, 0 };
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SEC_ASN1_MKSUB(SECOID_AlgorithmIDTemplate)
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SEC_ASN1Template CERTSignatureDataTemplate[] =
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{
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{ SEC_ASN1_SEQUENCE,
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0, NULL, sizeof(CERTSignedData) },
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{ SEC_ASN1_INLINE,
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offsetof(CERTSignedData,signatureAlgorithm),
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SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
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{ SEC_ASN1_BIT_STRING,
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offsetof(CERTSignedData,signature), },
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{ 0, }
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};
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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 -k keyname [-d keydir] [-i input] [-o output]\n",
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progName);
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fprintf(stderr, "%-20s Nickname of key to use for signature\n",
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"-k keyname");
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fprintf(stderr, "%-20s Key database directory (default is ~/.netscape)\n",
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"-d keydir");
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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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fprintf(stderr, "%-20s Password to the key databse\n", "-p");
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fprintf(stderr, "%-20s password file\n", "-f");
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exit(-1);
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}
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static int
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ExportPublicKey(FILE *outFile, CERTCertificate *cert)
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{
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char *data;
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SECKEYPublicKey *publicKey;
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SECItem *item;
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if (!cert)
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return -1;
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publicKey = CERT_ExtractPublicKey(cert);
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if (!publicKey)
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return -1;
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item = SECKEY_EncodeDERSubjectPublicKeyInfo(publicKey);
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SECKEY_DestroyPublicKey(publicKey);
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if (!item)
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return -1;
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data = PL_Base64Encode((const char*)item->data, item->len, NULL);
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SECITEM_FreeItem(item, PR_TRUE);
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if (!data)
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return -1;
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fputs("pubkey:\n", outFile);
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fputs(data, outFile);
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fputs("\n", outFile);
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PR_Free(data);
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return 0;
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}
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static int
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SignFile(FILE *outFile, PRFileDesc *inFile, CERTCertificate *cert)
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{
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SECItem data2sign;
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SECStatus rv;
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char *data;
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SECKEYPrivateKey *privKey;
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SECOidTag algID;
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PLArenaPool *arena;
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CERTSignedData sd;
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SECItem *result;
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if (outFile == NULL || inFile == NULL || cert == NULL)
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return -1;
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/* suck the file in */
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if (SECU_ReadDERFromFile(&data2sign, inFile, PR_FALSE,
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PR_FALSE) != SECSuccess)
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return -1;
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privKey = NULL;
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privKey = PK11_FindKeyByAnyCert(cert, NULL);
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algID = SEC_GetSignatureAlgorithmOidTag(privKey->keyType, SEC_OID_SHA1);
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if (algID == SEC_OID_UNKNOWN)
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return -1;
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arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
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PORT_Memset(&sd, 0, sizeof(CERTSignedData));
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rv = SEC_SignData(&(sd.signature), data2sign.data, data2sign.len, privKey, algID);
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if (rv != SECSuccess) {
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fprintf (stderr, "Could not sign.\n");
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return -1;
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}
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sd.signature.len = sd.signature.len << 3;
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rv = SECOID_SetAlgorithmID(arena, &sd.signatureAlgorithm, algID, 0);
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if (rv != SECSuccess) {
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fprintf (stderr, "Could not set alg id.\n");
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return -1;
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}
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result = SEC_ASN1EncodeItem(arena, NULL, &sd, CERTSignatureDataTemplate);
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SECITEM_FreeItem(&(sd.signature), PR_FALSE);
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if (!result) {
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fprintf (stderr, "Could not encode.\n");
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return -1;
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}
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data = PL_Base64Encode((const char*)result->data, result->len, NULL);
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if (!data)
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return -1;
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fputs("signature:\n", outFile);
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fputs(data, outFile);
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fputs("\n", outFile);
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ExportPublicKey(outFile, cert);
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SECKEY_DestroyPrivateKey(privKey);
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PORT_FreeArena(arena, PR_FALSE);
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return 0;
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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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char *keyName = NULL;
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CERTCertDBHandle *certHandle;
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CERTCertificate *cert;
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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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keyName = 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, "ed:k: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 '?':
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Usage(progName);
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break;
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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 'k':
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keyName = strdup(optstate->value);
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break;
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case 'o':
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outFile = fopen(optstate->value, "wb");
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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 = 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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}
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}
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if (!keyName) 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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goto loser;
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}
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PK11_SetPasswordFunc(SECU_GetModulePassword);
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/* open cert database */
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certHandle = CERT_GetDefaultCertDB();
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if (certHandle == NULL) {
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rv = SECFailure;
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goto loser;
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}
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/* find cert */
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cert = CERT_FindCertByNickname(certHandle, keyName);
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if (cert == NULL) {
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SECU_PrintError(progName,
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"the corresponding cert for key \"%s\" does not exist",
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keyName);
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rv = SECFailure;
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goto loser;
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}
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if (SignFile(outFile, inFile, cert)) {
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SECU_PrintError(progName, "problem signing data");
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rv = SECFailure;
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goto loser;
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}
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loser:
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if (pwdata.data) {
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PORT_Free(pwdata.data);
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}
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if (keyName) {
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PORT_Free(keyName);
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}
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if (cert) {
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CERT_DestroyCertificate(cert);
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}
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if (inFile && inFile != PR_STDIN) {
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PR_Close(inFile);
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}
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if (outFile && outFile != stdout) {
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fclose(outFile);
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}
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if (NSS_Shutdown() != SECSuccess) {
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SECU_PrintError(progName, "NSS shutdown:");
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exit(1);
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}
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return (rv != SECSuccess);
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}
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