diff options
Diffstat (limited to 'security/nss/cmd/shlibsign/shlibsign.c')
| -rw-r--r-- | security/nss/cmd/shlibsign/shlibsign.c | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/security/nss/cmd/shlibsign/shlibsign.c b/security/nss/cmd/shlibsign/shlibsign.c new file mode 100644 index 000000000..6d4af89b4 --- /dev/null +++ b/security/nss/cmd/shlibsign/shlibsign.c @@ -0,0 +1,427 @@ +/* + * 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 Netscape are + * Copyright (C) 1994-2000 Netscape Communications Corporation. All + * Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the + * terms of the GNU General Public License Version 2 or later (the + * "GPL"), in which case the provisions of the GPL are applicable + * instead of those above. If you wish to allow use of your + * version of this file only under the terms of the GPL and not to + * allow others to use your version of this file under the MPL, + * indicate your decision by deleting the provisions above and + * replace them with the notice and other provisions required by + * the GPL. If you do not delete the provisions above, a recipient + * may use your version of this file under either the MPL or the + * GPL. + */ + +/* + * Test program for SDR (Secret Decoder Ring) functions. + * + * $Id$ + */ + +#ifdef XP_UNIX +#define USES_LINKS 1 +#endif + +#include "nspr.h" +#include <stdio.h> +#include "nss.h" +#include "secutil.h" +#include "cert.h" +#include "pk11func.h" + +#include "plgetopt.h" +#include "pk11sdr.h" +#include "secrng.h" +#include "shsign.h" +#include "pk11pqg.h" + +#ifdef USES_LINKS +#include <unistd.h> +#include <sys/param.h> +#include <sys/types.h> +#include <sys/stat.h> +#endif + +static void +usage (char *program_name) +{ + PRFileDesc *pr_stderr; + + pr_stderr = PR_STDERR; + PR_fprintf (pr_stderr, "Usage:"); + PR_fprintf (pr_stderr, "%s [-v] -i shared_library_name\n", program_name); +} + +static char * +mkoutput(const char *input) +{ + int in_len = PORT_Strlen(input); + char *output = PORT_Alloc(in_len+sizeof(SGN_SUFFIX)); + int index = in_len + 1 - sizeof("."SHLIB_SUFFIX); + + if ((index > 0) && + (PORT_Strncmp(&input[index], + "."SHLIB_SUFFIX,sizeof("."SHLIB_SUFFIX)) == 0)) { + in_len = index; + } + PORT_Memcpy(output,input,in_len); + PORT_Memcpy(&output[in_len],SGN_SUFFIX,sizeof(SGN_SUFFIX)); + return output; +} + + +static void +lperror(const char *string) +{ + int errNum = PORT_GetError(); + const char *error = SECU_Strerror(errNum); + fprintf(stderr,"%s: %s\n",string, error); +} + +static void +encodeInt(unsigned char *buf, int val) +{ + buf[3] = (val >> 0) & 0xff; + buf[2] = (val >> 8) & 0xff; + buf[1] = (val >> 16) & 0xff; + buf[0] = (val >> 24) & 0xff; + return; +} + +static SECStatus +writeItem(PRFileDesc *fd, SECItem *item, char *file) +{ + unsigned char buf[4]; + int bytesWritten; + + encodeInt(buf,item->len); + bytesWritten = PR_Write(fd,buf, 4); + if (bytesWritten != 4) { + lperror(file); + return SECFailure; + } + bytesWritten = PR_Write(fd, item->data, item->len); + if (bytesWritten != item->len) { + lperror(file); + return SECFailure; + } + return SECSuccess; +} + + +int +main (int argc, char **argv) +{ + int retval = 1; /* 0 - test succeeded. 1 - test failed */ + SECStatus rv; + PLOptState *optstate; + char *program_name; + const char *input_file = NULL; /* read encrypted data from here (or create) */ + char *output_file = NULL; /* write new encrypted data here */ + PRBool verbose = PR_FALSE; + SECKEYPrivateKey *privk = NULL; + SECKEYPublicKey *pubk = NULL; + PK11SlotInfo *slot = NULL; + PRFileDesc *fd; + int bytesRead; + int bytesWritten; + unsigned char file_buf[512]; + unsigned char hash_buf[SHA1_LENGTH]; + unsigned char sign_buf[40]; /* DSA_LENGTH */ + SECItem hash,sign; + PK11Context *hashcx = NULL; + int ks, count=0; + int keySize = 1024; + PQGParams *pqgParams = NULL; + PQGVerify *pqgVerify = NULL; +#ifdef USES_LINKS + int ret; + struct stat stat_buf; + char link_buf[MAXPATHLEN+1]; + char *link_file = NULL; +#endif + + hash.len = sizeof(hash_buf); hash.data = hash_buf; + sign.len = sizeof(sign_buf); sign.data = sign_buf; + + program_name = PL_strrchr(argv[0], '/'); + program_name = program_name ? (program_name + 1) : argv[0]; + + optstate = PL_CreateOptState (argc, argv, "d:i:o:v"); + if (optstate == NULL) { + SECU_PrintError (program_name, "PL_CreateOptState failed"); + return 1; + } + + while (PL_GetNextOpt (optstate) == PL_OPT_OK) { + switch (optstate->option) { +#ifdef notdef + case '?': + short_usage (program_name); + return 0; + + case 'H': + long_usage (program_name); + return 0; +#endif + + case 'd': + SECU_ConfigDirectory(optstate->value); + break; + + case 'i': + input_file = optstate->value; + break; + + case 'o': + output_file = PORT_Strdup(optstate->value); + break; + + case 'v': + verbose = PR_TRUE; + break; + } + } + + if (input_file == NULL) { + usage(program_name); + return 1; + } + + /* + * Initialize the Security libraries. + */ + PK11_SetPasswordFunc(SECU_GetModulePassword); + + rv = NSS_Init(SECU_ConfigDirectory(NULL)); + if (rv != SECSuccess) { + rv = NSS_NoDB_Init(""); + } + if (rv != SECSuccess) { + lperror("NSS_Init failed"); + goto prdone; + } + + /* Generate a DSA Key pair */ + slot = PK11_GetBestSlot(CKM_DSA,NULL); + if (slot == NULL) { + lperror("CKM_DSA"); + goto loser; + + } + printf("Generating DSA Key Pair...."); fflush(stdout); + ks = PQG_PBITS_TO_INDEX(keySize); + rv = PK11_PQG_ParamGen(ks,&pqgParams, &pqgVerify); + if (rv != SECSuccess) { + lperror("Generating PQG Params"); + goto loser; + } + privk = PK11_GenerateKeyPair(slot, CKM_DSA_KEY_PAIR_GEN, pqgParams, &pubk, + PR_FALSE, PR_TRUE, NULL); + if (privk == NULL) { + lperror("Generating DSA Key"); + goto loser; + } + + printf("done\n"); + + /* open the shared library */ + fd = PR_OpenFile(input_file,PR_RDONLY,0); + if (fd == NULL ) { + lperror(input_file); + goto loser; + } +#ifdef USES_LINKS + ret = lstat(input_file, &stat_buf); + if (ret < 0) { + perror(input_file); + goto loser; + } + if (S_ISLNK(stat_buf.st_mode)) { + char *dirpath,*dirend; + ret = readlink(input_file, link_buf, sizeof(link_buf) - 1); + if (ret < 0) { + perror(input_file); + goto loser; + } + link_buf[ret] = 0; + link_file = mkoutput(input_file); + /* get the dirname of input_file */ + dirpath = PORT_Strdup(input_file); + dirend = PORT_Strrchr(dirpath, '/'); + if (dirend) { + *dirend = '\0'; + ret = chdir(dirpath); + if (ret < 0) { + perror(dirpath); + goto loser; + } + } + PORT_Free(dirpath); + input_file = link_buf; + /* get the basename of link_file */ + dirend = PORT_Strrchr(link_file, '/'); + if (dirend) { + link_file = dirend + 1; + } + } +#endif + if (output_file == NULL) { + output_file = mkoutput(input_file); + } + + hashcx = PK11_CreateDigestContext(SEC_OID_SHA1); + if (hashcx == NULL) { + lperror("SHA1 Digest Create"); + goto loser; + } + + /* hash the file */ + while ((bytesRead = PR_Read(fd,file_buf,sizeof(file_buf))) > 0) { + PK11_DigestOp(hashcx,file_buf,bytesRead); + count += bytesRead; + } + + PR_Close(fd); + fd = NULL; + if (bytesRead < 0) { + lperror(input_file); + goto loser; + } + + + PK11_DigestFinal(hashcx, hash.data, &hash.len, hash.len); + + if (hash.len != SHA1_LENGTH) { + fprintf(stderr, "Digest length was not correct\n"); + goto loser; + } + + /* signe the hash */ + rv = PK11_Sign(privk,&sign,&hash); + if (rv != SECSuccess) { + lperror("Signing"); + goto loser; + } + + if (verbose) { + int i,j; + fprintf(stderr,"Library File: %s %d bytes\n",input_file, count); + fprintf(stderr,"Check File: %s\n",output_file); +#ifdef USES_LINKS + if (link_file) { + fprintf(stderr,"Link: %s\n",link_file); + } +#endif + fprintf(stderr," hash: %d bytes\n", hash.len); +#define STEP 10 + for (i=0; i < hash.len; i += STEP) { + fprintf(stderr," "); + for (j=0; j < STEP && (i+j) < hash.len; j++) { + fprintf(stderr," %02x", hash.data[i+j]); + } + fprintf(stderr,"\n"); + } + fprintf(stderr," signature: %d bytes\n", sign.len); + for (i=0; i < sign.len; i += STEP) { + fprintf(stderr," "); + for (j=0; j < STEP && (i+j) < sign.len; j++) { + fprintf(stderr," %02x", sign.data[i+j]); + } + fprintf(stderr,"\n"); + } + } + + /* open the target signature file */ + fd = PR_OpenFile(output_file,PR_WRONLY|PR_CREATE_FILE|PR_TRUNCATE,0666); + if (fd == NULL ) { + lperror(output_file); + goto loser; + } + + /* + * we write the key out in a straight binary format because very + * low level libraries need to read an parse this file. Ideally we should + * just derEncode the public key (which would be pretty simple, and be + * more general), but then we'd need to link the ASN.1 decoder with the + * freebl libraries. + */ + + file_buf[0] = NSS_SIGN_CHK_MAGIC1; + file_buf[1] = NSS_SIGN_CHK_MAGIC2; + file_buf[2] = NSS_SIGN_CHK_MAJOR_VERSION; + file_buf[3] = NSS_SIGN_CHK_MINOR_VERSION; + encodeInt(&file_buf[4],12); /* offset to data start */ + encodeInt(&file_buf[8],CKK_DSA); + bytesWritten = PR_Write(fd,file_buf, 12); + if (bytesWritten != 12) { + lperror(output_file); + goto loser; + } + + rv = writeItem(fd,&pubk->u.dsa.params.prime,output_file); + if (rv != SECSuccess) goto loser; + rv = writeItem(fd,&pubk->u.dsa.params.subPrime,output_file); + if (rv != SECSuccess) goto loser; + rv = writeItem(fd,&pubk->u.dsa.params.base,output_file); + if (rv != SECSuccess) goto loser; + rv = writeItem(fd,&pubk->u.dsa.publicValue,output_file); + if (rv != SECSuccess) goto loser; + rv = writeItem(fd,&sign,output_file); + if (rv != SECSuccess) goto loser; + + PR_Close(fd); + +#ifdef USES_LINKS + if (link_file) { + (void)unlink(link_file); + ret = symlink(output_file, link_file); + if (ret < 0) { + perror(link_file); + goto loser; + } + } +#endif + + retval = 0; + +loser: + if (hashcx) { + PK11_DestroyContext(hashcx, PR_TRUE); + } + if (privk) { + SECKEY_DestroyPrivateKey(privk); + } + if (pubk) { + SECKEY_DestroyPublicKey(pubk); + } + if (slot) { + PK11_FreeSlot(slot); + } + if (NSS_Shutdown() != SECSuccess) { + exit(1); + } + +prdone: + PR_Cleanup (); + return retval; +} |