RetroZilla/security/nss/cmd/addbuiltin/addbuiltin.c
2018-05-19 22:01:21 +08:00

546 lines
18 KiB
C

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* Tool for converting builtin CA certs.
*/
#include "nssrenam.h"
#include "nss.h"
#include "cert.h"
#include "certdb.h"
#include "secutil.h"
#include "pk11func.h"
#if defined(WIN32)
#include <fcntl.h>
#include <io.h>
#endif
void dumpbytes(unsigned char *buf, int len)
{
int i;
for (i=0; i < len; i++) {
if ((i !=0) && ((i & 0xf) == 0)) {
printf("\n");
}
printf("\\%03o",buf[i]);
}
printf("\n");
}
char *getTrustString(unsigned int trust)
{
if (trust & CERTDB_TRUSTED) {
if (trust & CERTDB_TRUSTED_CA) {
return "CKT_NSS_TRUSTED_DELEGATOR";
} else {
return "CKT_NSS_TRUSTED";
}
} else {
if (trust & CERTDB_TRUSTED_CA) {
return "CKT_NSS_TRUSTED_DELEGATOR";
} else if (trust & CERTDB_VALID_CA) {
return "CKT_NSS_VALID_DELEGATOR";
} else if (trust & CERTDB_TERMINAL_RECORD) {
return "CKT_NSS_NOT_TRUSTED";
} else {
return "CKT_NSS_MUST_VERIFY_TRUST";
}
}
return "CKT_NSS_TRUST_UNKNOWN"; /* not reached */
}
static const SEC_ASN1Template serialTemplate[] = {
{ SEC_ASN1_INTEGER, offsetof(CERTCertificate,serialNumber) },
{ 0 }
};
void print_crl_info(CERTName *name, SECItem *serial)
{
PRBool saveWrapeState = SECU_GetWrapEnabled();
SECU_EnableWrap(PR_FALSE);
SECU_PrintNameQuotesOptional(stdout, name, "# Issuer", 0, PR_FALSE);
printf("\n");
SECU_PrintInteger(stdout, serial, "# Serial Number", 0);
SECU_EnableWrap(saveWrapeState);
}
static SECStatus
ConvertCRLEntry(SECItem *sdder, PRInt32 crlentry, char *nickname)
{
int rv;
PLArenaPool *arena = NULL;
CERTSignedCrl *newCrl = NULL;
CERTCrlEntry *entry;
CERTName *name = NULL;
SECItem *derName = NULL;
SECItem *serial = NULL;
rv = SEC_ERROR_NO_MEMORY;
arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
if (!arena)
return rv;
newCrl = CERT_DecodeDERCrlWithFlags(arena, sdder, SEC_CRL_TYPE,
CRL_DECODE_DEFAULT_OPTIONS);
if (!newCrl)
return SECFailure;
name = &newCrl->crl.name;
derName = &newCrl->crl.derName;
if (newCrl->crl.entries != NULL) {
PRInt32 iv = 0;
while ((entry = newCrl->crl.entries[iv++]) != NULL) {
if (crlentry == iv) {
serial = &entry->serialNumber;
break;
}
}
}
if (!name || !derName || !serial)
return SECFailure;
printf("\n# Distrust \"%s\"\n",nickname);
print_crl_info(name, serial);
printf("CKA_CLASS CK_OBJECT_CLASS CKO_NSS_TRUST\n");
printf("CKA_TOKEN CK_BBOOL CK_TRUE\n");
printf("CKA_PRIVATE CK_BBOOL CK_FALSE\n");
printf("CKA_MODIFIABLE CK_BBOOL CK_FALSE\n");
printf("CKA_LABEL UTF8 \"%s\"\n",nickname);
printf("CKA_ISSUER MULTILINE_OCTAL\n");
dumpbytes(derName->data,derName->len);
printf("END\n");
printf("CKA_SERIAL_NUMBER MULTILINE_OCTAL\n");
printf("\\002\\%03o", serial->len); /* 002: type integer; len >=3 digits */
dumpbytes(serial->data,serial->len);
printf("END\n");
printf("CKA_TRUST_SERVER_AUTH CK_TRUST CKT_NSS_NOT_TRUSTED\n");
printf("CKA_TRUST_EMAIL_PROTECTION CK_TRUST CKT_NSS_NOT_TRUSTED\n");
printf("CKA_TRUST_CODE_SIGNING CK_TRUST CKT_NSS_NOT_TRUSTED\n");
printf("CKA_TRUST_STEP_UP_APPROVED CK_BBOOL CK_FALSE\n");
PORT_FreeArena (arena, PR_FALSE);
return rv;
}
void print_info(SECItem *sdder, CERTCertificate *c)
{
PRBool saveWrapeState = SECU_GetWrapEnabled();
SECU_EnableWrap(PR_FALSE);
SECU_PrintNameQuotesOptional(stdout, &c->issuer, "# Issuer", 0, PR_FALSE);
printf("\n");
SECU_PrintInteger(stdout, &c->serialNumber, "# Serial Number", 0);
SECU_PrintNameQuotesOptional(stdout, &c->subject, "# Subject", 0, PR_FALSE);
printf("\n");
SECU_PrintTimeChoice(stdout, &c->validity.notBefore, "# Not Valid Before", 0);
SECU_PrintTimeChoice(stdout, &c->validity.notAfter, "# Not Valid After ", 0);
SECU_PrintFingerprints(stdout, sdder, "# Fingerprint", 0);
SECU_EnableWrap(saveWrapeState);
}
static SECStatus
ConvertCertificate(SECItem *sdder, char *nickname, CERTCertTrust *trust,
PRBool excludeCert, PRBool excludeHash)
{
SECStatus rv = SECSuccess;
CERTCertificate *cert;
unsigned char sha1_hash[SHA1_LENGTH];
unsigned char md5_hash[MD5_LENGTH];
SECItem *serial = NULL;
PRBool step_up = PR_FALSE;
const char *trust_info;
cert = CERT_DecodeDERCertificate(sdder, PR_FALSE, nickname);
if (!cert) {
return SECFailure;
}
serial = SEC_ASN1EncodeItem(NULL,NULL,cert,serialTemplate);
if (!serial) {
return SECFailure;
}
if (!excludeCert) {
printf("\n#\n# Certificate \"%s\"\n#\n",nickname);
print_info(sdder, cert);
printf("CKA_CLASS CK_OBJECT_CLASS CKO_CERTIFICATE\n");
printf("CKA_TOKEN CK_BBOOL CK_TRUE\n");
printf("CKA_PRIVATE CK_BBOOL CK_FALSE\n");
printf("CKA_MODIFIABLE CK_BBOOL CK_FALSE\n");
printf("CKA_LABEL UTF8 \"%s\"\n",nickname);
printf("CKA_CERTIFICATE_TYPE CK_CERTIFICATE_TYPE CKC_X_509\n");
printf("CKA_SUBJECT MULTILINE_OCTAL\n");
dumpbytes(cert->derSubject.data,cert->derSubject.len);
printf("END\n");
printf("CKA_ID UTF8 \"0\"\n");
printf("CKA_ISSUER MULTILINE_OCTAL\n");
dumpbytes(cert->derIssuer.data,cert->derIssuer.len);
printf("END\n");
printf("CKA_SERIAL_NUMBER MULTILINE_OCTAL\n");
dumpbytes(serial->data,serial->len);
printf("END\n");
printf("CKA_VALUE MULTILINE_OCTAL\n");
dumpbytes(sdder->data,sdder->len);
printf("END\n");
}
if ((trust->sslFlags | trust->emailFlags | trust->objectSigningFlags)
== CERTDB_TERMINAL_RECORD)
trust_info = "Distrust";
else
trust_info = "Trust for";
printf("\n# %s \"%s\"\n", trust_info, nickname);
print_info(sdder, cert);
printf("CKA_CLASS CK_OBJECT_CLASS CKO_NSS_TRUST\n");
printf("CKA_TOKEN CK_BBOOL CK_TRUE\n");
printf("CKA_PRIVATE CK_BBOOL CK_FALSE\n");
printf("CKA_MODIFIABLE CK_BBOOL CK_FALSE\n");
printf("CKA_LABEL UTF8 \"%s\"\n",nickname);
if (!excludeHash) {
PK11_HashBuf(SEC_OID_SHA1, sha1_hash, sdder->data, sdder->len);
printf("CKA_CERT_SHA1_HASH MULTILINE_OCTAL\n");
dumpbytes(sha1_hash,SHA1_LENGTH);
printf("END\n");
PK11_HashBuf(SEC_OID_MD5, md5_hash, sdder->data, sdder->len);
printf("CKA_CERT_MD5_HASH MULTILINE_OCTAL\n");
dumpbytes(md5_hash,MD5_LENGTH);
printf("END\n");
}
printf("CKA_ISSUER MULTILINE_OCTAL\n");
dumpbytes(cert->derIssuer.data,cert->derIssuer.len);
printf("END\n");
printf("CKA_SERIAL_NUMBER MULTILINE_OCTAL\n");
dumpbytes(serial->data,serial->len);
printf("END\n");
printf("CKA_TRUST_SERVER_AUTH CK_TRUST %s\n",
getTrustString(trust->sslFlags));
printf("CKA_TRUST_EMAIL_PROTECTION CK_TRUST %s\n",
getTrustString(trust->emailFlags));
printf("CKA_TRUST_CODE_SIGNING CK_TRUST %s\n",
getTrustString(trust->objectSigningFlags));
#ifdef notdef
printf("CKA_TRUST_CLIENT_AUTH CK_TRUST CKT_NSS_TRUSTED\n");
printf("CKA_TRUST_DIGITAL_SIGNATURE CK_TRUST CKT_NSS_TRUSTED_DELEGATOR\n");
printf("CKA_TRUST_NON_REPUDIATION CK_TRUST CKT_NSS_TRUSTED_DELEGATOR\n");
printf("CKA_TRUST_KEY_ENCIPHERMENT CK_TRUST CKT_NSS_TRUSTED_DELEGATOR\n");
printf("CKA_TRUST_DATA_ENCIPHERMENT CK_TRUST CKT_NSS_TRUSTED_DELEGATOR\n");
printf("CKA_TRUST_KEY_AGREEMENT CK_TRUST CKT_NSS_TRUSTED_DELEGATOR\n");
printf("CKA_TRUST_KEY_CERT_SIGN CK_TRUST CKT_NSS_TRUSTED_DELEGATOR\n");
#endif
step_up = (trust->sslFlags & CERTDB_GOVT_APPROVED_CA);
printf("CKA_TRUST_STEP_UP_APPROVED CK_BBOOL %s\n",
step_up ? "CK_TRUE" : "CK_FALSE");
PORT_Free(sdder->data);
return(rv);
}
void printheader() {
printf("# \n"
"# This Source Code Form is subject to the terms of the Mozilla Public\n"
"# License, v. 2.0. If a copy of the MPL was not distributed with this\n"
"# file, You can obtain one at http://mozilla.org/MPL/2.0/.\n"
"#\n"
"CVS_ID \"@(#) $RCSfile$ $Revision$ $Date$\"\n"
"\n"
"#\n"
"# certdata.txt\n"
"#\n"
"# This file contains the object definitions for the certs and other\n"
"# information \"built into\" NSS.\n"
"#\n"
"# Object definitions:\n"
"#\n"
"# Certificates\n"
"#\n"
"# -- Attribute -- -- type -- -- value --\n"
"# CKA_CLASS CK_OBJECT_CLASS CKO_CERTIFICATE\n"
"# CKA_TOKEN CK_BBOOL CK_TRUE\n"
"# CKA_PRIVATE CK_BBOOL CK_FALSE\n"
"# CKA_MODIFIABLE CK_BBOOL CK_FALSE\n"
"# CKA_LABEL UTF8 (varies)\n"
"# CKA_CERTIFICATE_TYPE CK_CERTIFICATE_TYPE CKC_X_509\n"
"# CKA_SUBJECT DER+base64 (varies)\n"
"# CKA_ID byte array (varies)\n"
"# CKA_ISSUER DER+base64 (varies)\n"
"# CKA_SERIAL_NUMBER DER+base64 (varies)\n"
"# CKA_VALUE DER+base64 (varies)\n"
"# CKA_NSS_EMAIL ASCII7 (unused here)\n"
"#\n"
"# Trust\n"
"#\n"
"# -- Attribute -- -- type -- -- value --\n"
"# CKA_CLASS CK_OBJECT_CLASS CKO_TRUST\n"
"# CKA_TOKEN CK_BBOOL CK_TRUE\n"
"# CKA_PRIVATE CK_BBOOL CK_FALSE\n"
"# CKA_MODIFIABLE CK_BBOOL CK_FALSE\n"
"# CKA_LABEL UTF8 (varies)\n"
"# CKA_ISSUER DER+base64 (varies)\n"
"# CKA_SERIAL_NUMBER DER+base64 (varies)\n"
"# CKA_CERT_HASH binary+base64 (varies)\n"
"# CKA_EXPIRES CK_DATE (not used here)\n"
"# CKA_TRUST_DIGITAL_SIGNATURE CK_TRUST (varies)\n"
"# CKA_TRUST_NON_REPUDIATION CK_TRUST (varies)\n"
"# CKA_TRUST_KEY_ENCIPHERMENT CK_TRUST (varies)\n"
"# CKA_TRUST_DATA_ENCIPHERMENT CK_TRUST (varies)\n"
"# CKA_TRUST_KEY_AGREEMENT CK_TRUST (varies)\n"
"# CKA_TRUST_KEY_CERT_SIGN CK_TRUST (varies)\n"
"# CKA_TRUST_CRL_SIGN CK_TRUST (varies)\n"
"# CKA_TRUST_SERVER_AUTH CK_TRUST (varies)\n"
"# CKA_TRUST_CLIENT_AUTH CK_TRUST (varies)\n"
"# CKA_TRUST_CODE_SIGNING CK_TRUST (varies)\n"
"# CKA_TRUST_EMAIL_PROTECTION CK_TRUST (varies)\n"
"# CKA_TRUST_IPSEC_END_SYSTEM CK_TRUST (varies)\n"
"# CKA_TRUST_IPSEC_TUNNEL CK_TRUST (varies)\n"
"# CKA_TRUST_IPSEC_USER CK_TRUST (varies)\n"
"# CKA_TRUST_TIME_STAMPING CK_TRUST (varies)\n"
"# (other trust attributes can be defined)\n"
"#\n"
"\n"
"#\n"
"# The object to tell NSS that this is a root list and we don't\n"
"# have to go looking for others.\n"
"#\n"
"BEGINDATA\n"
"CKA_CLASS CK_OBJECT_CLASS CKO_NSS_BUILTIN_ROOT_LIST\n"
"CKA_TOKEN CK_BBOOL CK_TRUE\n"
"CKA_PRIVATE CK_BBOOL CK_FALSE\n"
"CKA_MODIFIABLE CK_BBOOL CK_FALSE\n"
"CKA_LABEL UTF8 \"Mozilla Builtin Roots\"\n");
}
static void Usage(char *progName)
{
fprintf(stderr, "%s -t trust -n nickname [-i certfile] [-c] [-h]\n", progName);
fprintf(stderr,
"\tRead a der-encoded cert from certfile or stdin, and output\n"
"\tit to stdout in a format suitable for the builtin root module.\n"
"\tExample: %s -n MyCA -t \"C,C,C\" -i myca.der >> certdata.txt\n",
progName);
fprintf(stderr, "%s -D -n label [-i certfile]\n", progName);
fprintf(stderr,
"\tRead a der-encoded cert from certfile or stdin, and output\n"
"\ta distrust record.\n"
"\t(-D is equivalent to -t p,p,p -c -h)\n");
fprintf(stderr, "%s -C -e crl-entry-number -n label [-i crlfile]\n", progName);
fprintf(stderr,
"\tRead a CRL from crlfile or stdin, and output\n"
"\ta distrust record (issuer+serial).\n"
"\t(-C implies -c -h)\n");
fprintf(stderr, "%-15s trust flags (cCTpPuw).\n", "-t trust");
fprintf(stderr, "%-15s nickname to assign to builtin cert, or\n",
"-n nickname");
fprintf(stderr, "%-15s a label for the distrust record.\n", "");
fprintf(stderr, "%-15s exclude the certificate (only add a trust record)\n", "-c");
fprintf(stderr, "%-15s exclude hash from trust record\n", "-h");
fprintf(stderr, "%-15s (useful to distrust any matching issuer/serial)\n", "");
fprintf(stderr, "%-15s (not allowed when adding positive trust)\n", "");
fprintf(stderr, "%-15s a CRL entry number, as shown by \"crlutil -S\"\n", "-e");
fprintf(stderr, "%-15s input file to read (default stdin)\n", "-i file");
fprintf(stderr, "%-15s (pipe through atob if the cert is b64-encoded)\n", "");
exit(-1);
}
enum {
opt_Input = 0,
opt_Nickname,
opt_Trust,
opt_Distrust,
opt_ExcludeCert,
opt_ExcludeHash,
opt_DistrustCRL,
opt_CRLEnry
};
static secuCommandFlag addbuiltin_options[] =
{
{ /* opt_Input */ 'i', PR_TRUE, 0, PR_FALSE },
{ /* opt_Nickname */ 'n', PR_TRUE, 0, PR_FALSE },
{ /* opt_Trust */ 't', PR_TRUE, 0, PR_FALSE },
{ /* opt_Distrust */ 'D', PR_FALSE, 0, PR_FALSE },
{ /* opt_ExcludeCert */ 'c', PR_FALSE, 0, PR_FALSE },
{ /* opt_ExcludeHash */ 'h', PR_FALSE, 0, PR_FALSE },
{ /* opt_DistrustCRL */ 'C', PR_FALSE, 0, PR_FALSE },
{ /* opt_CRLEnry */ 'e', PR_TRUE, 0, PR_FALSE },
};
int main(int argc, char **argv)
{
SECStatus rv;
char *nickname = NULL;
char *trusts = NULL;
char *progName;
PRFileDesc *infile;
CERTCertTrust trust = { 0 };
SECItem derItem = { 0 };
PRInt32 crlentry = 0;
PRInt32 mutuallyExclusiveOpts = 0;
PRBool decodeTrust = PR_FALSE;
secuCommand addbuiltin = { 0 };
addbuiltin.numOptions = sizeof(addbuiltin_options)/sizeof(secuCommandFlag);
addbuiltin.options = addbuiltin_options;
progName = strrchr(argv[0], '/');
progName = progName ? progName+1 : argv[0];
rv = SECU_ParseCommandLine(argc, argv, progName, &addbuiltin);
if (rv != SECSuccess)
Usage(progName);
if (addbuiltin.options[opt_Trust].activated)
++mutuallyExclusiveOpts;
if (addbuiltin.options[opt_Distrust].activated)
++mutuallyExclusiveOpts;
if (addbuiltin.options[opt_DistrustCRL].activated)
++mutuallyExclusiveOpts;
if (mutuallyExclusiveOpts != 1) {
fprintf(stderr, "%s: you must specify exactly one of -t or -D or -C\n",
progName);
Usage(progName);
}
if (addbuiltin.options[opt_DistrustCRL].activated) {
if (!addbuiltin.options[opt_CRLEnry].activated) {
fprintf(stderr, "%s: you must specify the CRL entry number.\n",
progName);
Usage(progName);
}
else {
crlentry = atoi(addbuiltin.options[opt_CRLEnry].arg);
if (crlentry < 1) {
fprintf(stderr, "%s: The CRL entry number must be > 0.\n",
progName);
Usage(progName);
}
}
}
if (!addbuiltin.options[opt_Nickname].activated) {
fprintf(stderr, "%s: you must specify parameter -n (a nickname or a label).\n",
progName);
Usage(progName);
}
if (addbuiltin.options[opt_Input].activated) {
infile = PR_Open(addbuiltin.options[opt_Input].arg, PR_RDONLY, 00660);
if (!infile) {
fprintf(stderr, "%s: failed to open input file.\n", progName);
exit(1);
}
} else {
#if defined(WIN32)
/* If we're going to read binary data from stdin, we must put stdin
** into O_BINARY mode or else incoming \r\n's will become \n's,
** and latin-1 characters will be altered.
*/
int smrv = _setmode(_fileno(stdin), _O_BINARY);
if (smrv == -1) {
fprintf(stderr,
"%s: Cannot change stdin to binary mode. Use -i option instead.\n",
progName);
exit(1);
}
#endif
infile = PR_STDIN;
}
#if defined(WIN32)
/* We must put stdout into O_BINARY mode or else the output will include
** carriage returns.
*/
{
int smrv = _setmode(_fileno(stdout), _O_BINARY);
if (smrv == -1) {
fprintf(stderr, "%s: Cannot change stdout to binary mode.\n", progName);
exit(1);
}
}
#endif
nickname = strdup(addbuiltin.options[opt_Nickname].arg);
NSS_NoDB_Init(NULL);
if (addbuiltin.options[opt_Distrust].activated ||
addbuiltin.options[opt_DistrustCRL].activated) {
addbuiltin.options[opt_ExcludeCert].activated = PR_TRUE;
addbuiltin.options[opt_ExcludeHash].activated = PR_TRUE;
}
if (addbuiltin.options[opt_Distrust].activated) {
trusts = strdup("p,p,p");
decodeTrust = PR_TRUE;
}
else if (addbuiltin.options[opt_Trust].activated) {
trusts = strdup(addbuiltin.options[opt_Trust].arg);
decodeTrust = PR_TRUE;
}
if (decodeTrust) {
rv = CERT_DecodeTrustString(&trust, trusts);
if (rv) {
fprintf(stderr, "%s: incorrectly formatted trust string.\n", progName);
Usage(progName);
}
}
if (addbuiltin.options[opt_Trust].activated &&
addbuiltin.options[opt_ExcludeHash].activated) {
if ((trust.sslFlags | trust.emailFlags | trust.objectSigningFlags)
!= CERTDB_TERMINAL_RECORD) {
fprintf(stderr, "%s: Excluding the hash only allowed with distrust.\n", progName);
Usage(progName);
}
}
SECU_FileToItem(&derItem, infile);
/*printheader();*/
if (addbuiltin.options[opt_DistrustCRL].activated) {
rv = ConvertCRLEntry(&derItem, crlentry, nickname);
}
else {
rv = ConvertCertificate(&derItem, nickname, &trust,
addbuiltin.options[opt_ExcludeCert].activated,
addbuiltin.options[opt_ExcludeHash].activated);
if (rv) {
fprintf(stderr, "%s: failed to convert certificate.\n", progName);
exit(1);
}
}
if (NSS_Shutdown() != SECSuccess) {
exit(1);
}
return(SECSuccess);
}