diff options
Diffstat (limited to 'security/nss/cmd/certutil/keystuff.c')
| -rw-r--r-- | security/nss/cmd/certutil/keystuff.c | 608 |
1 files changed, 608 insertions, 0 deletions
diff --git a/security/nss/cmd/certutil/keystuff.c b/security/nss/cmd/certutil/keystuff.c new file mode 100644 index 000000000..268ad471a --- /dev/null +++ b/security/nss/cmd/certutil/keystuff.c @@ -0,0 +1,608 @@ +/* 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/. */ + +#include <stdio.h> +#include <string.h> +#include "secutil.h" + +#if defined(XP_UNIX) +#include <unistd.h> +#include <sys/time.h> +#include <termios.h> +#endif + +#if defined(XP_WIN) || defined(XP_PC) +#include <time.h> +#include <conio.h> +#endif + +#if defined(__sun) && !defined(SVR4) +extern int fclose(FILE *); +extern int fprintf(FILE *, char *, ...); +extern int isatty(int); +extern char *sys_errlist[]; +#define strerror(errno) sys_errlist[errno] +#endif + +#include "nspr.h" +#include "prtypes.h" +#include "prtime.h" +#include "prlong.h" + +#include "pk11func.h" + +#define NUM_KEYSTROKES 120 +#define RAND_BUF_SIZE 60 + +#define ERROR_BREAK \ + rv = SECFailure; \ + break; + +const SEC_ASN1Template SECKEY_PQGParamsTemplate[] = { + { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYPQGParams) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams, prime) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams, subPrime) }, + { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams, base) }, + { 0 } +}; + +/* returns 0 for success, -1 for failure (EOF encountered) */ +static int +UpdateRNG(void) +{ + char randbuf[RAND_BUF_SIZE]; + int fd, count; + int c; + int rv = 0; +#ifdef XP_UNIX + cc_t orig_cc_min; + cc_t orig_cc_time; + tcflag_t orig_lflag; + struct termios tio; +#endif + char meter[] = { + "\r| |" + }; + +#define FPS fprintf(stderr, + FPS "\n"); + FPS "A random seed must be generated that will be used in the\n"); + FPS "creation of your key. One of the easiest ways to create a\n"); + FPS "random seed is to use the timing of keystrokes on a keyboard.\n"); + FPS "\n"); + FPS "To begin, type keys on the keyboard until this progress meter\n"); + FPS "is full. DO NOT USE THE AUTOREPEAT FUNCTION ON YOUR KEYBOARD!\n"); + FPS "\n"); + FPS "\n"); + FPS "Continue typing until the progress meter is full:\n\n"); + FPS "%s", meter); + FPS "\r|"); + + /* turn off echo on stdin & return on 1 char instead of NL */ + fd = fileno(stdin); + +#if defined(XP_UNIX) + tcgetattr(fd, &tio); + orig_lflag = tio.c_lflag; + orig_cc_min = tio.c_cc[VMIN]; + orig_cc_time = tio.c_cc[VTIME]; + tio.c_lflag &= ~ECHO; + tio.c_lflag &= ~ICANON; + tio.c_cc[VMIN] = 1; + tio.c_cc[VTIME] = 0; + tcsetattr(fd, TCSAFLUSH, &tio); +#endif + + /* Get random noise from keyboard strokes */ + count = 0; + while (count < sizeof randbuf) { +#if defined(XP_UNIX) + c = getc(stdin); +#else + c = getch(); +#endif + if (c == EOF) { + rv = -1; + break; + } + randbuf[count] = c; + if (count == 0 || c != randbuf[count - 1]) { + count++; + FPS "*"); + } + } + PK11_RandomUpdate(randbuf, sizeof randbuf); + memset(randbuf, 0, sizeof randbuf); + + FPS "\n\n"); + FPS "Finished. Press enter to continue: "); + while ((c = getc(stdin)) != '\n' && c != EOF) + ; + if (c == EOF) + rv = -1; + FPS "\n"); + +#undef FPS + +#if defined(XP_UNIX) + /* set back termio the way it was */ + tio.c_lflag = orig_lflag; + tio.c_cc[VMIN] = orig_cc_min; + tio.c_cc[VTIME] = orig_cc_time; + tcsetattr(fd, TCSAFLUSH, &tio); +#endif + return rv; +} + +static const unsigned char P[] = { 0, + 0xc6, 0x2a, 0x47, 0x73, 0xea, 0x78, 0xfa, 0x65, + 0x47, 0x69, 0x39, 0x10, 0x08, 0x55, 0x6a, 0xdd, + 0xbf, 0x77, 0xe1, 0x9a, 0x69, 0x73, 0xba, 0x66, + 0x37, 0x08, 0x93, 0x9e, 0xdb, 0x5d, 0x01, 0x08, + 0xb8, 0x3a, 0x73, 0xe9, 0x85, 0x5f, 0xa7, 0x2b, + 0x63, 0x7f, 0xd0, 0xc6, 0x4c, 0xdc, 0xfc, 0x8b, + 0xa6, 0x03, 0xc9, 0x9c, 0x80, 0x5e, 0xec, 0xc6, + 0x21, 0x23, 0xf7, 0x8e, 0xa4, 0x7b, 0x77, 0x83, + 0x02, 0x44, 0xf8, 0x05, 0xd7, 0x36, 0x52, 0x13, + 0x57, 0x78, 0x97, 0xf3, 0x7b, 0xcf, 0x1f, 0xc9, + 0x2a, 0xa4, 0x71, 0x9d, 0xa8, 0xd8, 0x5d, 0xc5, + 0x3b, 0x64, 0x3a, 0x72, 0x60, 0x62, 0xb0, 0xb8, + 0xf3, 0xb1, 0xe7, 0xb9, 0x76, 0xdf, 0x74, 0xbe, + 0x87, 0x6a, 0xd2, 0xf1, 0xa9, 0x44, 0x8b, 0x63, + 0x76, 0x4f, 0x5d, 0x21, 0x63, 0xb5, 0x4f, 0x3c, + 0x7b, 0x61, 0xb2, 0xf3, 0xea, 0xc5, 0xd8, 0xef, + 0x30, 0x50, 0x59, 0x33, 0x61, 0xc0, 0xf3, 0x6e, + 0x21, 0xcf, 0x15, 0x35, 0x4a, 0x87, 0x2b, 0xc3, + 0xf6, 0x5a, 0x1f, 0x24, 0x22, 0xc5, 0xeb, 0x47, + 0x34, 0x4a, 0x1b, 0xb5, 0x2e, 0x71, 0x52, 0x8f, + 0x2d, 0x7d, 0xa9, 0x96, 0x8a, 0x7c, 0x61, 0xdb, + 0xc0, 0xdc, 0xf1, 0xca, 0x28, 0x69, 0x1c, 0x97, + 0xad, 0xea, 0x0d, 0x9e, 0x02, 0xe6, 0xe5, 0x7d, + 0xad, 0xe0, 0x42, 0x91, 0x4d, 0xfa, 0xe2, 0x81, + 0x16, 0x2b, 0xc2, 0x96, 0x3b, 0x32, 0x8c, 0x20, + 0x69, 0x8b, 0x5b, 0x17, 0x3c, 0xf9, 0x13, 0x6c, + 0x98, 0x27, 0x1c, 0xca, 0xcf, 0x33, 0xaa, 0x93, + 0x21, 0xaf, 0x17, 0x6e, 0x5e, 0x00, 0x37, 0xd9, + 0x34, 0x8a, 0x47, 0xd2, 0x1c, 0x67, 0x32, 0x60, + 0xb6, 0xc7, 0xb0, 0xfd, 0x32, 0x90, 0x93, 0x32, + 0xaa, 0x11, 0xba, 0x23, 0x19, 0x39, 0x6a, 0x42, + 0x7c, 0x1f, 0xb7, 0x28, 0xdb, 0x64, 0xad, 0xd9 }; +static const unsigned char Q[] = { 0, + 0xe6, 0xa3, 0xc9, 0xc6, 0x51, 0x92, 0x8b, 0xb3, + 0x98, 0x8f, 0x97, 0xb8, 0x31, 0x0d, 0x4a, 0x03, + 0x1e, 0xba, 0x4e, 0xe6, 0xc8, 0x90, 0x98, 0x1d, + 0x3a, 0x95, 0xf4, 0xf1 }; +static const unsigned char G[] = { + 0x70, 0x32, 0x58, 0x5d, 0xb3, 0xbf, 0xc3, 0x62, + 0x63, 0x0b, 0xf8, 0xa5, 0xe1, 0xed, 0xeb, 0x79, + 0xac, 0x18, 0x41, 0x64, 0xb3, 0xda, 0x4c, 0xa7, + 0x92, 0x63, 0xb1, 0x33, 0x7c, 0xcb, 0x43, 0xdc, + 0x1f, 0x38, 0x63, 0x5e, 0x0e, 0x6d, 0x45, 0xd1, + 0xc9, 0x67, 0xf3, 0xcf, 0x3d, 0x2d, 0x16, 0x4e, + 0x92, 0x16, 0x06, 0x59, 0x29, 0x89, 0x6f, 0x54, + 0xff, 0xc5, 0x71, 0xc8, 0x3a, 0x95, 0x84, 0xb6, + 0x7e, 0x7b, 0x1e, 0x8b, 0x47, 0x9d, 0x7a, 0x3a, + 0x36, 0x9b, 0x70, 0x2f, 0xd1, 0xbd, 0xef, 0xe8, + 0x3a, 0x41, 0xd4, 0xf3, 0x1f, 0x81, 0xc7, 0x1f, + 0x96, 0x7c, 0x30, 0xab, 0xf4, 0x7a, 0xac, 0x93, + 0xed, 0x6f, 0x67, 0xb0, 0xc9, 0x5b, 0xf3, 0x83, + 0x9d, 0xa0, 0xd7, 0xb9, 0x01, 0xed, 0x28, 0xae, + 0x1c, 0x6e, 0x2e, 0x48, 0xac, 0x9f, 0x7d, 0xf3, + 0x00, 0x48, 0xee, 0x0e, 0xfb, 0x7e, 0x5e, 0xcb, + 0xf5, 0x39, 0xd8, 0x92, 0x90, 0x61, 0x2d, 0x1e, + 0x3c, 0xd3, 0x55, 0x0d, 0x34, 0xd1, 0x81, 0xc4, + 0x89, 0xea, 0x94, 0x2b, 0x56, 0x33, 0x73, 0x58, + 0x48, 0xbf, 0x23, 0x72, 0x19, 0x5f, 0x19, 0xac, + 0xff, 0x09, 0xc8, 0xcd, 0xab, 0x71, 0xef, 0x9e, + 0x20, 0xfd, 0xe3, 0xb8, 0x27, 0x9e, 0x65, 0xb1, + 0x85, 0xcd, 0x88, 0xfe, 0xd4, 0xd7, 0x64, 0x4d, + 0xe1, 0xe8, 0xa6, 0xe5, 0x96, 0xc8, 0x5d, 0x9c, + 0xc6, 0x70, 0x6b, 0xba, 0x77, 0x4e, 0x90, 0x4a, + 0xb0, 0x96, 0xc5, 0xa0, 0x9e, 0x2c, 0x01, 0x03, + 0xbe, 0xbd, 0x71, 0xba, 0x0a, 0x6f, 0x9f, 0xe5, + 0xdb, 0x04, 0x08, 0xf2, 0x9e, 0x0f, 0x1b, 0xac, + 0xcd, 0xbb, 0x65, 0x12, 0xcf, 0x77, 0xc9, 0x7d, + 0xbe, 0x94, 0x4b, 0x9c, 0x5b, 0xde, 0x0d, 0xfa, + 0x57, 0xdd, 0x77, 0x32, 0xf0, 0x5b, 0x34, 0xfd, + 0x19, 0x95, 0x33, 0x60, 0x87, 0xe2, 0xa2, 0xf4 +}; + +/* P, Q, G have been generated using the NSS makepqg utility: + * makepqg -l 2048 -g 224 -r + * (see also: bug 1170322) + * + * h: 1 (0x1) + * SEED: + * d2:0b:c5:63:1b:af:dc:36:b7:7c:b9:3e:36:01:a0:8f: + * 0e:be:d0:38:e4:78:d5:3c:7c:9e:a9:9a:d2:0b:c5:63: + * 1b:af:dc:36:b7:7c:b9:3e:36:01:a0:8f:0e:be:d0:38: + * e4:78:d5:3c:7c:9e:c7:70:d2:0b:c5:63:1b:af:dc:36: + * b7:7c:b9:3e:36:01:a0:8f:0e:be:d0:38:e4:78:d5:3c: + * 7c:9e:aa:3e + * g: 672 + * counter: 0 + */ + +static const SECKEYPQGParams default_pqg_params = { + NULL, + { 0, (unsigned char *)P, sizeof(P) }, + { 0, (unsigned char *)Q, sizeof(Q) }, + { 0, (unsigned char *)G, sizeof(G) } +}; + +static SECKEYPQGParams * +decode_pqg_params(const char *str) +{ + char *buf; + unsigned int len; + PLArenaPool *arena; + SECKEYPQGParams *params; + SECStatus status; + + arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); + if (arena == NULL) + return NULL; + + params = PORT_ArenaZAlloc(arena, sizeof(SECKEYPQGParams)); + if (params == NULL) + goto loser; + params->arena = arena; + + buf = (char *)ATOB_AsciiToData(str, &len); + if ((buf == NULL) || (len == 0)) + goto loser; + + status = SEC_ASN1Decode(arena, params, SECKEY_PQGParamsTemplate, buf, len); + if (status != SECSuccess) + goto loser; + + return params; + +loser: + if (arena != NULL) + PORT_FreeArena(arena, PR_FALSE); + return NULL; +} + +void +CERTUTIL_DestroyParamsPQG(SECKEYPQGParams *params) +{ + if (params->arena) { + PORT_FreeArena(params->arena, PR_FALSE); + } +} + +static int +pqg_prime_bits(const SECKEYPQGParams *params) +{ + int primeBits = 0; + + if (params != NULL) { + int i; + for (i = 0; params->prime.data[i] == 0; i++) { + /* empty */; + } + primeBits = (params->prime.len - i) * 8; + } + + return primeBits; +} + +static char * +getPQGString(const char *filename) +{ + unsigned char *buf = NULL; + PRFileDesc *src; + PRInt32 numBytes; + PRStatus prStatus; + PRFileInfo info; + + src = PR_Open(filename, PR_RDONLY, 0); + if (!src) { + fprintf(stderr, "Failed to open PQG file %s\n", filename); + return NULL; + } + + prStatus = PR_GetOpenFileInfo(src, &info); + + if (prStatus == PR_SUCCESS) { + buf = (unsigned char *)PORT_Alloc(info.size + 1); + } + if (!buf) { + PR_Close(src); + fprintf(stderr, "Failed to read PQG file %s\n", filename); + return NULL; + } + + numBytes = PR_Read(src, buf, info.size); + PR_Close(src); + if (numBytes != info.size) { + PORT_Free(buf); + fprintf(stderr, "Failed to read PQG file %s\n", filename); + PORT_SetError(SEC_ERROR_IO); + return NULL; + } + + if (buf[numBytes - 1] == '\n') + numBytes--; + if (buf[numBytes - 1] == '\r') + numBytes--; + buf[numBytes] = 0; + + return (char *)buf; +} + +static SECKEYPQGParams * +getpqgfromfile(int keyBits, const char *pqgFile) +{ + char *end, *str, *pqgString; + SECKEYPQGParams *params = NULL; + + str = pqgString = getPQGString(pqgFile); + if (!str) + return NULL; + + do { + end = PORT_Strchr(str, ','); + if (end) + *end = '\0'; + params = decode_pqg_params(str); + if (params) { + int primeBits = pqg_prime_bits(params); + if (keyBits == primeBits) + break; + CERTUTIL_DestroyParamsPQG(params); + params = NULL; + } + if (end) + str = end + 1; + } while (end); + + PORT_Free(pqgString); + return params; +} + +static SECStatus +CERTUTIL_FileForRNG(const char *noise) +{ + char buf[2048]; + PRFileDesc *fd; + PRInt32 count; + + fd = PR_Open(noise, PR_RDONLY, 0); + if (!fd) { + fprintf(stderr, "failed to open noise file."); + return SECFailure; + } + + do { + count = PR_Read(fd, buf, sizeof(buf)); + if (count > 0) { + PK11_RandomUpdate(buf, count); + } + } while (count > 0); + + PR_Close(fd); + return SECSuccess; +} + +#ifndef NSS_DISABLE_ECC +typedef struct curveNameTagPairStr { + char *curveName; + SECOidTag curveOidTag; +} CurveNameTagPair; + +static CurveNameTagPair nameTagPair[] = + { + { "sect163k1", SEC_OID_SECG_EC_SECT163K1 }, + { "nistk163", SEC_OID_SECG_EC_SECT163K1 }, + { "sect163r1", SEC_OID_SECG_EC_SECT163R1 }, + { "sect163r2", SEC_OID_SECG_EC_SECT163R2 }, + { "nistb163", SEC_OID_SECG_EC_SECT163R2 }, + { "sect193r1", SEC_OID_SECG_EC_SECT193R1 }, + { "sect193r2", SEC_OID_SECG_EC_SECT193R2 }, + { "sect233k1", SEC_OID_SECG_EC_SECT233K1 }, + { "nistk233", SEC_OID_SECG_EC_SECT233K1 }, + { "sect233r1", SEC_OID_SECG_EC_SECT233R1 }, + { "nistb233", SEC_OID_SECG_EC_SECT233R1 }, + { "sect239k1", SEC_OID_SECG_EC_SECT239K1 }, + { "sect283k1", SEC_OID_SECG_EC_SECT283K1 }, + { "nistk283", SEC_OID_SECG_EC_SECT283K1 }, + { "sect283r1", SEC_OID_SECG_EC_SECT283R1 }, + { "nistb283", SEC_OID_SECG_EC_SECT283R1 }, + { "sect409k1", SEC_OID_SECG_EC_SECT409K1 }, + { "nistk409", SEC_OID_SECG_EC_SECT409K1 }, + { "sect409r1", SEC_OID_SECG_EC_SECT409R1 }, + { "nistb409", SEC_OID_SECG_EC_SECT409R1 }, + { "sect571k1", SEC_OID_SECG_EC_SECT571K1 }, + { "nistk571", SEC_OID_SECG_EC_SECT571K1 }, + { "sect571r1", SEC_OID_SECG_EC_SECT571R1 }, + { "nistb571", SEC_OID_SECG_EC_SECT571R1 }, + { "secp160k1", SEC_OID_SECG_EC_SECP160K1 }, + { "secp160r1", SEC_OID_SECG_EC_SECP160R1 }, + { "secp160r2", SEC_OID_SECG_EC_SECP160R2 }, + { "secp192k1", SEC_OID_SECG_EC_SECP192K1 }, + { "secp192r1", SEC_OID_SECG_EC_SECP192R1 }, + { "nistp192", SEC_OID_SECG_EC_SECP192R1 }, + { "secp224k1", SEC_OID_SECG_EC_SECP224K1 }, + { "secp224r1", SEC_OID_SECG_EC_SECP224R1 }, + { "nistp224", SEC_OID_SECG_EC_SECP224R1 }, + { "secp256k1", SEC_OID_SECG_EC_SECP256K1 }, + { "secp256r1", SEC_OID_SECG_EC_SECP256R1 }, + { "nistp256", SEC_OID_SECG_EC_SECP256R1 }, + { "secp384r1", SEC_OID_SECG_EC_SECP384R1 }, + { "nistp384", SEC_OID_SECG_EC_SECP384R1 }, + { "secp521r1", SEC_OID_SECG_EC_SECP521R1 }, + { "nistp521", SEC_OID_SECG_EC_SECP521R1 }, + + { "prime192v1", SEC_OID_ANSIX962_EC_PRIME192V1 }, + { "prime192v2", SEC_OID_ANSIX962_EC_PRIME192V2 }, + { "prime192v3", SEC_OID_ANSIX962_EC_PRIME192V3 }, + { "prime239v1", SEC_OID_ANSIX962_EC_PRIME239V1 }, + { "prime239v2", SEC_OID_ANSIX962_EC_PRIME239V2 }, + { "prime239v3", SEC_OID_ANSIX962_EC_PRIME239V3 }, + + { "c2pnb163v1", SEC_OID_ANSIX962_EC_C2PNB163V1 }, + { "c2pnb163v2", SEC_OID_ANSIX962_EC_C2PNB163V2 }, + { "c2pnb163v3", SEC_OID_ANSIX962_EC_C2PNB163V3 }, + { "c2pnb176v1", SEC_OID_ANSIX962_EC_C2PNB176V1 }, + { "c2tnb191v1", SEC_OID_ANSIX962_EC_C2TNB191V1 }, + { "c2tnb191v2", SEC_OID_ANSIX962_EC_C2TNB191V2 }, + { "c2tnb191v3", SEC_OID_ANSIX962_EC_C2TNB191V3 }, + { "c2onb191v4", SEC_OID_ANSIX962_EC_C2ONB191V4 }, + { "c2onb191v5", SEC_OID_ANSIX962_EC_C2ONB191V5 }, + { "c2pnb208w1", SEC_OID_ANSIX962_EC_C2PNB208W1 }, + { "c2tnb239v1", SEC_OID_ANSIX962_EC_C2TNB239V1 }, + { "c2tnb239v2", SEC_OID_ANSIX962_EC_C2TNB239V2 }, + { "c2tnb239v3", SEC_OID_ANSIX962_EC_C2TNB239V3 }, + { "c2onb239v4", SEC_OID_ANSIX962_EC_C2ONB239V4 }, + { "c2onb239v5", SEC_OID_ANSIX962_EC_C2ONB239V5 }, + { "c2pnb272w1", SEC_OID_ANSIX962_EC_C2PNB272W1 }, + { "c2pnb304w1", SEC_OID_ANSIX962_EC_C2PNB304W1 }, + { "c2tnb359v1", SEC_OID_ANSIX962_EC_C2TNB359V1 }, + { "c2pnb368w1", SEC_OID_ANSIX962_EC_C2PNB368W1 }, + { "c2tnb431r1", SEC_OID_ANSIX962_EC_C2TNB431R1 }, + + { "secp112r1", SEC_OID_SECG_EC_SECP112R1 }, + { "secp112r2", SEC_OID_SECG_EC_SECP112R2 }, + { "secp128r1", SEC_OID_SECG_EC_SECP128R1 }, + { "secp128r2", SEC_OID_SECG_EC_SECP128R2 }, + + { "sect113r1", SEC_OID_SECG_EC_SECT113R1 }, + { "sect113r2", SEC_OID_SECG_EC_SECT113R2 }, + { "sect131r1", SEC_OID_SECG_EC_SECT131R1 }, + { "sect131r2", SEC_OID_SECG_EC_SECT131R2 }, + { "curve25519", SEC_OID_CURVE25519 }, + }; + +static SECKEYECParams * +getECParams(const char *curve) +{ + SECKEYECParams *ecparams; + SECOidData *oidData = NULL; + SECOidTag curveOidTag = SEC_OID_UNKNOWN; /* default */ + int i, numCurves; + + if (curve != NULL) { + numCurves = sizeof(nameTagPair) / sizeof(CurveNameTagPair); + for (i = 0; ((i < numCurves) && (curveOidTag == SEC_OID_UNKNOWN)); + i++) { + if (PL_strcmp(curve, nameTagPair[i].curveName) == 0) + curveOidTag = nameTagPair[i].curveOidTag; + } + } + + /* Return NULL if curve name is not recognized */ + if ((curveOidTag == SEC_OID_UNKNOWN) || + (oidData = SECOID_FindOIDByTag(curveOidTag)) == NULL) { + fprintf(stderr, "Unrecognized elliptic curve %s\n", curve); + return NULL; + } + + ecparams = SECITEM_AllocItem(NULL, NULL, (2 + oidData->oid.len)); + + /* + * ecparams->data needs to contain the ASN encoding of an object ID (OID) + * representing the named curve. The actual OID is in + * oidData->oid.data so we simply prepend 0x06 and OID length + */ + ecparams->data[0] = SEC_ASN1_OBJECT_ID; + ecparams->data[1] = oidData->oid.len; + memcpy(ecparams->data + 2, oidData->oid.data, oidData->oid.len); + + return ecparams; +} +#endif /* NSS_DISABLE_ECC */ + +SECKEYPrivateKey * +CERTUTIL_GeneratePrivateKey(KeyType keytype, PK11SlotInfo *slot, int size, + int publicExponent, const char *noise, + SECKEYPublicKey **pubkeyp, const char *pqgFile, + PK11AttrFlags attrFlags, CK_FLAGS opFlagsOn, + CK_FLAGS opFlagsOff, secuPWData *pwdata) +{ + CK_MECHANISM_TYPE mechanism; + PK11RSAGenParams rsaparams; + SECKEYPQGParams *dsaparams = NULL; + void *params; + SECKEYPrivateKey *privKey = NULL; + + if (slot == NULL) + return NULL; + + if (PK11_Authenticate(slot, PR_TRUE, pwdata) != SECSuccess) + return NULL; + + /* + * Do some random-number initialization. + */ + + if (noise) { + SECStatus rv = CERTUTIL_FileForRNG(noise); + if (rv != SECSuccess) { + PORT_SetError(PR_END_OF_FILE_ERROR); /* XXX */ + return NULL; + } + } else { + int rv = UpdateRNG(); + if (rv) { + PORT_SetError(PR_END_OF_FILE_ERROR); + return NULL; + } + } + + switch (keytype) { + case rsaKey: + rsaparams.keySizeInBits = size; + rsaparams.pe = publicExponent; + mechanism = CKM_RSA_PKCS_KEY_PAIR_GEN; + params = &rsaparams; + break; + case dsaKey: + mechanism = CKM_DSA_KEY_PAIR_GEN; + if (pqgFile) { + dsaparams = getpqgfromfile(size, pqgFile); + if (dsaparams == NULL) + return NULL; + params = dsaparams; + } else { + /* cast away const, and don't set dsaparams */ + params = (void *)&default_pqg_params; + } + break; +#ifndef NSS_DISABLE_ECC + case ecKey: + mechanism = CKM_EC_KEY_PAIR_GEN; + /* For EC keys, PQGFile determines EC parameters */ + if ((params = (void *)getECParams(pqgFile)) == NULL) + return NULL; + break; +#endif /* NSS_DISABLE_ECC */ + default: + return NULL; + } + + fprintf(stderr, "\n\n"); + fprintf(stderr, "Generating key. This may take a few moments...\n\n"); + + privKey = PK11_GenerateKeyPairWithOpFlags(slot, mechanism, params, pubkeyp, + attrFlags, opFlagsOn, opFlagsOn | + opFlagsOff, + pwdata /*wincx*/); + /* free up the params */ + switch (keytype) { + case dsaKey: + if (dsaparams) + CERTUTIL_DestroyParamsPQG(dsaparams); + break; +#ifndef NSS_DISABLE_ECC + case ecKey: + SECITEM_FreeItem((SECItem *)params, PR_TRUE); + break; +#endif + default: /* nothing to free */ + break; + } + return privKey; +} |