diff options
Diffstat (limited to 'openssl/apps/req.c')
| -rw-r--r-- | openssl/apps/req.c | 1758 |
1 files changed, 1758 insertions, 0 deletions
diff --git a/openssl/apps/req.c b/openssl/apps/req.c new file mode 100644 index 00000000..820cd18f --- /dev/null +++ b/openssl/apps/req.c @@ -0,0 +1,1758 @@ +/* apps/req.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +/* Until the key-gen callbacks are modified to use newer prototypes, we allow + * deprecated functions for openssl-internal code */ +#ifdef OPENSSL_NO_DEPRECATED +#undef OPENSSL_NO_DEPRECATED +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <time.h> +#include <string.h> +#ifdef OPENSSL_NO_STDIO +#define APPS_WIN16 +#endif +#include "apps.h" +#include <openssl/bio.h> +#include <openssl/evp.h> +#include <openssl/conf.h> +#include <openssl/err.h> +#include <openssl/asn1.h> +#include <openssl/x509.h> +#include <openssl/x509v3.h> +#include <openssl/objects.h> +#include <openssl/pem.h> +#include <openssl/bn.h> +#ifndef OPENSSL_NO_RSA +#include <openssl/rsa.h> +#endif +#ifndef OPENSSL_NO_DSA +#include <openssl/dsa.h> +#endif + +#define SECTION "req" + +#define BITS "default_bits" +#define KEYFILE "default_keyfile" +#define PROMPT "prompt" +#define DISTINGUISHED_NAME "distinguished_name" +#define ATTRIBUTES "attributes" +#define V3_EXTENSIONS "x509_extensions" +#define REQ_EXTENSIONS "req_extensions" +#define STRING_MASK "string_mask" +#define UTF8_IN "utf8" + +#define DEFAULT_KEY_LENGTH 512 +#define MIN_KEY_LENGTH 384 + +#undef PROG +#define PROG req_main + +/* -inform arg - input format - default PEM (DER or PEM) + * -outform arg - output format - default PEM + * -in arg - input file - default stdin + * -out arg - output file - default stdout + * -verify - check request signature + * -noout - don't print stuff out. + * -text - print out human readable text. + * -nodes - no des encryption + * -config file - Load configuration file. + * -key file - make a request using key in file (or use it for verification). + * -keyform arg - key file format. + * -rand file(s) - load the file(s) into the PRNG. + * -newkey - make a key and a request. + * -modulus - print RSA modulus. + * -pubkey - output Public Key. + * -x509 - output a self signed X509 structure instead. + * -asn1-kludge - output new certificate request in a format that some CA's + * require. This format is wrong + */ + +static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn, + int attribs,unsigned long chtype); +static int build_subject(X509_REQ *req, char *subj, unsigned long chtype, + int multirdn); +static int prompt_info(X509_REQ *req, + STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect, + STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs, + unsigned long chtype); +static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk, + STACK_OF(CONF_VALUE) *attr, int attribs, + unsigned long chtype); +static int add_attribute_object(X509_REQ *req, char *text, const char *def, + char *value, int nid, int n_min, + int n_max, unsigned long chtype); +static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value, + int nid,int n_min,int n_max, unsigned long chtype, int mval); +static int genpkey_cb(EVP_PKEY_CTX *ctx); +static int req_check_len(int len,int n_min,int n_max); +static int check_end(const char *str, const char *end); +static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type, + long *pkeylen, char **palgnam, + ENGINE *keygen_engine); +#ifndef MONOLITH +static char *default_config_file=NULL; +#endif +static CONF *req_conf=NULL; +static int batch=0; + +int MAIN(int, char **); + +int MAIN(int argc, char **argv) + { + ENGINE *e = NULL, *gen_eng = NULL; + unsigned long nmflag = 0, reqflag = 0; + int ex=1,x509=0,days=30; + X509 *x509ss=NULL; + X509_REQ *req=NULL; + EVP_PKEY_CTX *genctx = NULL; + const char *keyalg = NULL; + char *keyalgstr = NULL; + STACK_OF(OPENSSL_STRING) *pkeyopts = NULL; + EVP_PKEY *pkey=NULL; + int i=0,badops=0,newreq=0,verbose=0,pkey_type=-1; + long newkey = -1; + BIO *in=NULL,*out=NULL; + int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM; + int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0; + char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL; +#ifndef OPENSSL_NO_ENGINE + char *engine=NULL; +#endif + char *extensions = NULL; + char *req_exts = NULL; + const EVP_CIPHER *cipher=NULL; + ASN1_INTEGER *serial = NULL; + int modulus=0; + char *inrand=NULL; + char *passargin = NULL, *passargout = NULL; + char *passin = NULL, *passout = NULL; + char *p; + char *subj = NULL; + int multirdn = 0; + const EVP_MD *md_alg=NULL,*digest=NULL; + unsigned long chtype = MBSTRING_ASC; +#ifndef MONOLITH + char *to_free; + long errline; +#endif + + req_conf = NULL; +#ifndef OPENSSL_NO_DES + cipher=EVP_des_ede3_cbc(); +#endif + apps_startup(); + + if (bio_err == NULL) + if ((bio_err=BIO_new(BIO_s_file())) != NULL) + BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); + + infile=NULL; + outfile=NULL; + informat=FORMAT_PEM; + outformat=FORMAT_PEM; + + prog=argv[0]; + argc--; + argv++; + while (argc >= 1) + { + if (strcmp(*argv,"-inform") == 0) + { + if (--argc < 1) goto bad; + informat=str2fmt(*(++argv)); + } + else if (strcmp(*argv,"-outform") == 0) + { + if (--argc < 1) goto bad; + outformat=str2fmt(*(++argv)); + } +#ifndef OPENSSL_NO_ENGINE + else if (strcmp(*argv,"-engine") == 0) + { + if (--argc < 1) goto bad; + engine= *(++argv); + } + else if (strcmp(*argv,"-keygen_engine") == 0) + { + if (--argc < 1) goto bad; + gen_eng = ENGINE_by_id(*(++argv)); + if (gen_eng == NULL) + { + BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv); + goto end; + } + } +#endif + else if (strcmp(*argv,"-key") == 0) + { + if (--argc < 1) goto bad; + keyfile= *(++argv); + } + else if (strcmp(*argv,"-pubkey") == 0) + { + pubkey=1; + } + else if (strcmp(*argv,"-new") == 0) + { + newreq=1; + } + else if (strcmp(*argv,"-config") == 0) + { + if (--argc < 1) goto bad; + template= *(++argv); + } + else if (strcmp(*argv,"-keyform") == 0) + { + if (--argc < 1) goto bad; + keyform=str2fmt(*(++argv)); + } + else if (strcmp(*argv,"-in") == 0) + { + if (--argc < 1) goto bad; + infile= *(++argv); + } + else if (strcmp(*argv,"-out") == 0) + { + if (--argc < 1) goto bad; + outfile= *(++argv); + } + else if (strcmp(*argv,"-keyout") == 0) + { + if (--argc < 1) goto bad; + keyout= *(++argv); + } + else if (strcmp(*argv,"-passin") == 0) + { + if (--argc < 1) goto bad; + passargin= *(++argv); + } + else if (strcmp(*argv,"-passout") == 0) + { + if (--argc < 1) goto bad; + passargout= *(++argv); + } + else if (strcmp(*argv,"-rand") == 0) + { + if (--argc < 1) goto bad; + inrand= *(++argv); + } + else if (strcmp(*argv,"-newkey") == 0) + { + if (--argc < 1) + goto bad; + keyalg = *(++argv); + newreq=1; + } + else if (strcmp(*argv,"-pkeyopt") == 0) + { + if (--argc < 1) + goto bad; + if (!pkeyopts) + pkeyopts = sk_OPENSSL_STRING_new_null(); + if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, *(++argv))) + goto bad; + } + else if (strcmp(*argv,"-batch") == 0) + batch=1; + else if (strcmp(*argv,"-newhdr") == 0) + newhdr=1; + else if (strcmp(*argv,"-modulus") == 0) + modulus=1; + else if (strcmp(*argv,"-verify") == 0) + verify=1; + else if (strcmp(*argv,"-nodes") == 0) + nodes=1; + else if (strcmp(*argv,"-noout") == 0) + noout=1; + else if (strcmp(*argv,"-verbose") == 0) + verbose=1; + else if (strcmp(*argv,"-utf8") == 0) + chtype = MBSTRING_UTF8; + else if (strcmp(*argv,"-nameopt") == 0) + { + if (--argc < 1) goto bad; + if (!set_name_ex(&nmflag, *(++argv))) goto bad; + } + else if (strcmp(*argv,"-reqopt") == 0) + { + if (--argc < 1) goto bad; + if (!set_cert_ex(&reqflag, *(++argv))) goto bad; + } + else if (strcmp(*argv,"-subject") == 0) + subject=1; + else if (strcmp(*argv,"-text") == 0) + text=1; + else if (strcmp(*argv,"-x509") == 0) + x509=1; + else if (strcmp(*argv,"-asn1-kludge") == 0) + kludge=1; + else if (strcmp(*argv,"-no-asn1-kludge") == 0) + kludge=0; + else if (strcmp(*argv,"-subj") == 0) + { + if (--argc < 1) goto bad; + subj= *(++argv); + } + else if (strcmp(*argv,"-multivalue-rdn") == 0) + multirdn=1; + else if (strcmp(*argv,"-days") == 0) + { + if (--argc < 1) goto bad; + days= atoi(*(++argv)); + if (days == 0) days=30; + } + else if (strcmp(*argv,"-set_serial") == 0) + { + if (--argc < 1) goto bad; + serial = s2i_ASN1_INTEGER(NULL, *(++argv)); + if (!serial) goto bad; + } + else if (strcmp(*argv,"-extensions") == 0) + { + if (--argc < 1) goto bad; + extensions = *(++argv); + } + else if (strcmp(*argv,"-reqexts") == 0) + { + if (--argc < 1) goto bad; + req_exts = *(++argv); + } + else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL) + { + /* ok */ + digest=md_alg; + } + else + { + BIO_printf(bio_err,"unknown option %s\n",*argv); + badops=1; + break; + } + argc--; + argv++; + } + + if (badops) + { +bad: + BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); + BIO_printf(bio_err,"where options are\n"); + BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); + BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); + BIO_printf(bio_err," -in arg input file\n"); + BIO_printf(bio_err," -out arg output file\n"); + BIO_printf(bio_err," -text text form of request\n"); + BIO_printf(bio_err," -pubkey output public key\n"); + BIO_printf(bio_err," -noout do not output REQ\n"); + BIO_printf(bio_err," -verify verify signature on REQ\n"); + BIO_printf(bio_err," -modulus RSA modulus\n"); + BIO_printf(bio_err," -nodes don't encrypt the output key\n"); +#ifndef OPENSSL_NO_ENGINE + BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n"); +#endif + BIO_printf(bio_err," -subject output the request's subject\n"); + BIO_printf(bio_err," -passin private key password source\n"); + BIO_printf(bio_err," -key file use the private key contained in file\n"); + BIO_printf(bio_err," -keyform arg key file format\n"); + BIO_printf(bio_err," -keyout arg file to send the key to\n"); + BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); + BIO_printf(bio_err," load the file (or the files in the directory) into\n"); + BIO_printf(bio_err," the random number generator\n"); + BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n"); + BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n"); +#ifndef OPENSSL_NO_ECDSA + BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n"); +#endif + BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n"); + BIO_printf(bio_err," -config file request template file.\n"); + BIO_printf(bio_err," -subj arg set or modify request subject\n"); + BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n"); + BIO_printf(bio_err," -new new request.\n"); + BIO_printf(bio_err," -batch do not ask anything during request generation\n"); + BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n"); + BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n"); + BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n"); + BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n"); + BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n"); + BIO_printf(bio_err," have been reported as requiring\n"); + BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n"); + BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n"); + BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n"); + BIO_printf(bio_err," -nameopt arg - various certificate name options\n"); + BIO_printf(bio_err," -reqopt arg - various request text options\n\n"); + goto end; + } + + ERR_load_crypto_strings(); + if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { + BIO_printf(bio_err, "Error getting passwords\n"); + goto end; + } + +#ifndef MONOLITH /* else this has happened in openssl.c (global `config') */ + /* Lets load up our environment a little */ + p=getenv("OPENSSL_CONF"); + if (p == NULL) + p=getenv("SSLEAY_CONF"); + if (p == NULL) + p=to_free=make_config_name(); + default_config_file=p; + config=NCONF_new(NULL); + i=NCONF_load(config, p, &errline); +#endif + + if (template != NULL) + { + long errline = -1; + + if( verbose ) + BIO_printf(bio_err,"Using configuration from %s\n",template); + req_conf=NCONF_new(NULL); + i=NCONF_load(req_conf,template,&errline); + if (i == 0) + { + BIO_printf(bio_err,"error on line %ld of %s\n",errline,template); + goto end; + } + } + else + { + req_conf=config; + + if (req_conf == NULL) + { + BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file); + if (newreq) + goto end; + } + else if( verbose ) + BIO_printf(bio_err,"Using configuration from %s\n", + default_config_file); + } + + if (req_conf != NULL) + { + if (!load_config(bio_err, req_conf)) + goto end; + p=NCONF_get_string(req_conf,NULL,"oid_file"); + if (p == NULL) + ERR_clear_error(); + if (p != NULL) + { + BIO *oid_bio; + + oid_bio=BIO_new_file(p,"r"); + if (oid_bio == NULL) + { + /* + BIO_printf(bio_err,"problems opening %s for extra oid's\n",p); + ERR_print_errors(bio_err); + */ + } + else + { + OBJ_create_objects(oid_bio); + BIO_free(oid_bio); + } + } + } + if(!add_oid_section(bio_err, req_conf)) goto end; + + if (md_alg == NULL) + { + p=NCONF_get_string(req_conf,SECTION,"default_md"); + if (p == NULL) + ERR_clear_error(); + if (p != NULL) + { + if ((md_alg=EVP_get_digestbyname(p)) != NULL) + digest=md_alg; + } + } + + if (!extensions) + { + extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS); + if (!extensions) + ERR_clear_error(); + } + if (extensions) { + /* Check syntax of file */ + X509V3_CTX ctx; + X509V3_set_ctx_test(&ctx); + X509V3_set_nconf(&ctx, req_conf); + if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) { + BIO_printf(bio_err, + "Error Loading extension section %s\n", extensions); + goto end; + } + } + + if(!passin) + { + passin = NCONF_get_string(req_conf, SECTION, "input_password"); + if (!passin) + ERR_clear_error(); + } + + if(!passout) + { + passout = NCONF_get_string(req_conf, SECTION, "output_password"); + if (!passout) + ERR_clear_error(); + } + + p = NCONF_get_string(req_conf, SECTION, STRING_MASK); + if (!p) + ERR_clear_error(); + + if(p && !ASN1_STRING_set_default_mask_asc(p)) { + BIO_printf(bio_err, "Invalid global string mask setting %s\n", p); + goto end; + } + + if (chtype != MBSTRING_UTF8) + { + p = NCONF_get_string(req_conf, SECTION, UTF8_IN); + if (!p) + ERR_clear_error(); + else if (!strcmp(p, "yes")) + chtype = MBSTRING_UTF8; + } + + + if(!req_exts) + { + req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS); + if (!req_exts) + ERR_clear_error(); + } + if(req_exts) { + /* Check syntax of file */ + X509V3_CTX ctx; + X509V3_set_ctx_test(&ctx); + X509V3_set_nconf(&ctx, req_conf); + if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) { + BIO_printf(bio_err, + "Error Loading request extension section %s\n", + req_exts); + goto end; + } + } + + in=BIO_new(BIO_s_file()); + out=BIO_new(BIO_s_file()); + if ((in == NULL) || (out == NULL)) + goto end; + +#ifndef OPENSSL_NO_ENGINE + e = setup_engine(bio_err, engine, 0); +#endif + + if (keyfile != NULL) + { + pkey = load_key(bio_err, keyfile, keyform, 0, passin, e, + "Private Key"); + if (!pkey) + { + /* load_key() has already printed an appropriate + message */ + goto end; + } + else + { + char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE"); + if (randfile == NULL) + ERR_clear_error(); + app_RAND_load_file(randfile, bio_err, 0); + } + } + + if (newreq && (pkey == NULL)) + { + char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE"); + if (randfile == NULL) + ERR_clear_error(); + app_RAND_load_file(randfile, bio_err, 0); + if (inrand) + app_RAND_load_files(inrand); + + if (keyalg) + { + genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey, + &keyalgstr, gen_eng); + if (!genctx) + goto end; + } + + if (newkey <= 0) + { + if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey)) + newkey=DEFAULT_KEY_LENGTH; + } + + if (newkey < MIN_KEY_LENGTH && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA)) + { + BIO_printf(bio_err,"private key length is too short,\n"); + BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey); + goto end; + } + + if (!genctx) + { + genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey, + &keyalgstr, gen_eng); + if (!genctx) + goto end; + } + + if (pkeyopts) + { + char *genopt; + for (i = 0; i < sk_OPENSSL_STRING_num(pkeyopts); i++) + { + genopt = sk_OPENSSL_STRING_value(pkeyopts, i); + if (pkey_ctrl_string(genctx, genopt) <= 0) + { + BIO_printf(bio_err, + "parameter error \"%s\"\n", + genopt); + ERR_print_errors(bio_err); + goto end; + } + } + } + + BIO_printf(bio_err,"Generating a %ld bit %s private key\n", + newkey, keyalgstr); + + EVP_PKEY_CTX_set_cb(genctx, genpkey_cb); + EVP_PKEY_CTX_set_app_data(genctx, bio_err); + + if (EVP_PKEY_keygen(genctx, &pkey) <= 0) + { + BIO_puts(bio_err, "Error Generating Key\n"); + goto end; + } + + EVP_PKEY_CTX_free(genctx); + genctx = NULL; + + app_RAND_write_file(randfile, bio_err); + + if (keyout == NULL) + { + keyout=NCONF_get_string(req_conf,SECTION,KEYFILE); + if (keyout == NULL) + ERR_clear_error(); + } + + if (keyout == NULL) + { + BIO_printf(bio_err,"writing new private key to stdout\n"); + BIO_set_fp(out,stdout,BIO_NOCLOSE); +#ifdef OPENSSL_SYS_VMS + { + BIO *tmpbio = BIO_new(BIO_f_linebuffer()); + out = BIO_push(tmpbio, out); + } +#endif + } + else + { + BIO_printf(bio_err,"writing new private key to '%s'\n",keyout); + if (BIO_write_filename(out,keyout) <= 0) + { + perror(keyout); + goto end; + } + } + + p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key"); + if (p == NULL) + { + ERR_clear_error(); + p=NCONF_get_string(req_conf,SECTION,"encrypt_key"); + if (p == NULL) + ERR_clear_error(); + } + if ((p != NULL) && (strcmp(p,"no") == 0)) + cipher=NULL; + if (nodes) cipher=NULL; + + i=0; +loop: + if (!PEM_write_bio_PrivateKey(out,pkey,cipher, + NULL,0,NULL,passout)) + { + if ((ERR_GET_REASON(ERR_peek_error()) == + PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3)) + { + ERR_clear_error(); + i++; + goto loop; + } + goto end; + } + BIO_printf(bio_err,"-----\n"); + } + + if (!newreq) + { + /* Since we are using a pre-existing certificate + * request, the kludge 'format' info should not be + * changed. */ + kludge= -1; + if (infile == NULL) + BIO_set_fp(in,stdin,BIO_NOCLOSE); + else + { + if (BIO_read_filename(in,infile) <= 0) + { + perror(infile); + goto end; + } + } + + if (informat == FORMAT_ASN1) + req=d2i_X509_REQ_bio(in,NULL); + else if (informat == FORMAT_PEM) + req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL); + else + { + BIO_printf(bio_err,"bad input format specified for X509 request\n"); + goto end; + } + if (req == NULL) + { + BIO_printf(bio_err,"unable to load X509 request\n"); + goto end; + } + } + + if (newreq || x509) + { + if (pkey == NULL) + { + BIO_printf(bio_err,"you need to specify a private key\n"); + goto end; + } + + if (req == NULL) + { + req=X509_REQ_new(); + if (req == NULL) + { + goto end; + } + + i=make_REQ(req,pkey,subj,multirdn,!x509, chtype); + subj=NULL; /* done processing '-subj' option */ + if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes)) + { + sk_X509_ATTRIBUTE_free(req->req_info->attributes); + req->req_info->attributes = NULL; + } + if (!i) + { + BIO_printf(bio_err,"problems making Certificate Request\n"); + goto end; + } + } + if (x509) + { + EVP_PKEY *tmppkey; + X509V3_CTX ext_ctx; + if ((x509ss=X509_new()) == NULL) goto end; + + /* Set version to V3 */ + if(extensions && !X509_set_version(x509ss, 2)) goto end; + if (serial) + { + if (!X509_set_serialNumber(x509ss, serial)) goto end; + } + else + { + if (!rand_serial(NULL, + X509_get_serialNumber(x509ss))) + goto end; + } + + if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end; + if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end; + if (!X509_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL)) goto end; + if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end; + tmppkey = X509_REQ_get_pubkey(req); + if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end; + EVP_PKEY_free(tmppkey); + + /* Set up V3 context struct */ + + X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0); + X509V3_set_nconf(&ext_ctx, req_conf); + + /* Add extensions */ + if(extensions && !X509V3_EXT_add_nconf(req_conf, + &ext_ctx, extensions, x509ss)) + { + BIO_printf(bio_err, + "Error Loading extension section %s\n", + extensions); + goto end; + } + + if (!(i=X509_sign(x509ss,pkey,digest))) + { + ERR_print_errors(bio_err); + goto end; + } + } + else + { + X509V3_CTX ext_ctx; + + /* Set up V3 context struct */ + + X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0); + X509V3_set_nconf(&ext_ctx, req_conf); + + /* Add extensions */ + if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf, + &ext_ctx, req_exts, req)) + { + BIO_printf(bio_err, + "Error Loading extension section %s\n", + req_exts); + goto end; + } + if (!(i=X509_REQ_sign(req,pkey,digest))) + { + ERR_print_errors(bio_err); + goto end; + } + } + } + + if (subj && x509) + { + BIO_printf(bio_err, "Cannot modifiy certificate subject\n"); + goto end; + } + + if (subj && !x509) + { + if (verbose) + { + BIO_printf(bio_err, "Modifying Request's Subject\n"); + print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag); + } + + if (build_subject(req, subj, chtype, multirdn) == 0) + { + BIO_printf(bio_err, "ERROR: cannot modify subject\n"); + ex=1; + goto end; + } + + req->req_info->enc.modified = 1; + + if (verbose) + { + print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag); + } + } + + if (verify && !x509) + { + int tmp=0; + + if (pkey == NULL) + { + pkey=X509_REQ_get_pubkey(req); + tmp=1; + if (pkey == NULL) goto end; + } + + i=X509_REQ_verify(req,pkey); + if (tmp) { + EVP_PKEY_free(pkey); + pkey=NULL; + } + + if (i < 0) + { + goto end; + } + else if (i == 0) + { + BIO_printf(bio_err,"verify failure\n"); + ERR_print_errors(bio_err); + } + else /* if (i > 0) */ + BIO_printf(bio_err,"verify OK\n"); + } + + if (noout && !text && !modulus && !subject && !pubkey) + { + ex=0; + goto end; + } + + if (outfile == NULL) + { + BIO_set_fp(out,stdout,BIO_NOCLOSE); +#ifdef OPENSSL_SYS_VMS + { + BIO *tmpbio = BIO_new(BIO_f_linebuffer()); + out = BIO_push(tmpbio, out); + } +#endif + } + else + { + if ((keyout != NULL) && (strcmp(outfile,keyout) == 0)) + i=(int)BIO_append_filename(out,outfile); + else + i=(int)BIO_write_filename(out,outfile); + if (!i) + { + perror(outfile); + goto end; + } + } + + if (pubkey) + { + EVP_PKEY *tpubkey; + tpubkey=X509_REQ_get_pubkey(req); + if (tpubkey == NULL) + { + BIO_printf(bio_err,"Error getting public key\n"); + ERR_print_errors(bio_err); + goto end; + } + PEM_write_bio_PUBKEY(out, tpubkey); + EVP_PKEY_free(tpubkey); + } + + if (text) + { + if (x509) + X509_print_ex(out, x509ss, nmflag, reqflag); + else + X509_REQ_print_ex(out, req, nmflag, reqflag); + } + + if(subject) + { + if(x509) + print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag); + else + print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag); + } + + if (modulus) + { + EVP_PKEY *tpubkey; + + if (x509) + tpubkey=X509_get_pubkey(x509ss); + else + tpubkey=X509_REQ_get_pubkey(req); + if (tpubkey == NULL) + { + fprintf(stdout,"Modulus=unavailable\n"); + goto end; + } + fprintf(stdout,"Modulus="); +#ifndef OPENSSL_NO_RSA + if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA) + BN_print(out,tpubkey->pkey.rsa->n); + else +#endif + fprintf(stdout,"Wrong Algorithm type"); + EVP_PKEY_free(tpubkey); + fprintf(stdout,"\n"); + } + + if (!noout && !x509) + { + if (outformat == FORMAT_ASN1) + i=i2d_X509_REQ_bio(out,req); + else if (outformat == FORMAT_PEM) { + if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req); + else i=PEM_write_bio_X509_REQ(out,req); + } else { + BIO_printf(bio_err,"bad output format specified for outfile\n"); + goto end; + } + if (!i) + { + BIO_printf(bio_err,"unable to write X509 request\n"); + goto end; + } + } + if (!noout && x509 && (x509ss != NULL)) + { + if (outformat == FORMAT_ASN1) + i=i2d_X509_bio(out,x509ss); + else if (outformat == FORMAT_PEM) + i=PEM_write_bio_X509(out,x509ss); + else { + BIO_printf(bio_err,"bad output format specified for outfile\n"); + goto end; + } + if (!i) + { + BIO_printf(bio_err,"unable to write X509 certificate\n"); + goto end; + } + } + ex=0; +end: +#ifndef MONOLITH + if(to_free) + OPENSSL_free(to_free); +#endif + if (ex) + { + ERR_print_errors(bio_err); + } + if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf); + BIO_free(in); + BIO_free_all(out); + EVP_PKEY_free(pkey); + if (genctx) + EVP_PKEY_CTX_free(genctx); + if (pkeyopts) + sk_OPENSSL_STRING_free(pkeyopts); +#ifndef OPENSSL_NO_ENGINE + if (gen_eng) + ENGINE_free(gen_eng); +#endif + if (keyalgstr) + OPENSSL_free(keyalgstr); + X509_REQ_free(req); + X509_free(x509ss); + ASN1_INTEGER_free(serial); + if(passargin && passin) OPENSSL_free(passin); + if(passargout && passout) OPENSSL_free(passout); + OBJ_cleanup(); + apps_shutdown(); + OPENSSL_EXIT(ex); + } + +static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn, + int attribs, unsigned long chtype) + { + int ret=0,i; + char no_prompt = 0; + STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL; + char *tmp, *dn_sect,*attr_sect; + + tmp=NCONF_get_string(req_conf,SECTION,PROMPT); + if (tmp == NULL) + ERR_clear_error(); + if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1; + + dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME); + if (dn_sect == NULL) + { + BIO_printf(bio_err,"unable to find '%s' in config\n", + DISTINGUISHED_NAME); + goto err; + } + dn_sk=NCONF_get_section(req_conf,dn_sect); + if (dn_sk == NULL) + { + BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect); + goto err; + } + + attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES); + if (attr_sect == NULL) + { + ERR_clear_error(); + attr_sk=NULL; + } + else + { + attr_sk=NCONF_get_section(req_conf,attr_sect); + if (attr_sk == NULL) + { + BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect); + goto err; + } + } + + /* setup version number */ + if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */ + + if (no_prompt) + i = auto_info(req, dn_sk, attr_sk, attribs, chtype); + else + { + if (subj) + i = build_subject(req, subj, chtype, multirdn); + else + i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype); + } + if(!i) goto err; + + if (!X509_REQ_set_pubkey(req,pkey)) goto err; + + ret=1; +err: + return(ret); + } + +/* + * subject is expected to be in the format /type0=value0/type1=value1/type2=... + * where characters may be escaped by \ + */ +static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn) + { + X509_NAME *n; + + if (!(n = parse_name(subject, chtype, multirdn))) + return 0; + + if (!X509_REQ_set_subject_name(req, n)) + { + X509_NAME_free(n); + return 0; + } + X509_NAME_free(n); + return 1; +} + + +static int prompt_info(X509_REQ *req, + STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect, + STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs, + unsigned long chtype) + { + int i; + char *p,*q; + char buf[100]; + int nid, mval; + long n_min,n_max; + char *type, *value; + const char *def; + CONF_VALUE *v; + X509_NAME *subj; + subj = X509_REQ_get_subject_name(req); + + if(!batch) + { + BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n"); + BIO_printf(bio_err,"into your certificate request.\n"); + BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n"); + BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n"); + BIO_printf(bio_err,"For some fields there will be a default value,\n"); + BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n"); + BIO_printf(bio_err,"-----\n"); + } + + + if (sk_CONF_VALUE_num(dn_sk)) + { + i= -1; +start: for (;;) + { + i++; + if (sk_CONF_VALUE_num(dn_sk) <= i) break; + + v=sk_CONF_VALUE_value(dn_sk,i); + p=q=NULL; + type=v->name; + if(!check_end(type,"_min") || !check_end(type,"_max") || + !check_end(type,"_default") || + !check_end(type,"_value")) continue; + /* Skip past any leading X. X: X, etc to allow for + * multiple instances + */ + for(p = v->name; *p ; p++) + if ((*p == ':') || (*p == ',') || + (*p == '.')) { + p++; + if(*p) type = p; + break; + } + if (*type == '+') + { + mval = -1; + type++; + } + else + mval = 0; + /* If OBJ not recognised ignore it */ + if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start; + if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name) + >= (int)sizeof(buf)) + { + BIO_printf(bio_err,"Name '%s' too long\n",v->name); + return 0; + } + + if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL) + { + ERR_clear_error(); + def=""; + } + + BIO_snprintf(buf,sizeof buf,"%s_value",v->name); + if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL) + { + ERR_clear_error(); + value=NULL; + } + + BIO_snprintf(buf,sizeof buf,"%s_min",v->name); + if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min)) + { + ERR_clear_error(); + n_min = -1; + } + + BIO_snprintf(buf,sizeof buf,"%s_max",v->name); + if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max)) + { + ERR_clear_error(); + n_max = -1; + } + + if (!add_DN_object(subj,v->value,def,value,nid, + n_min,n_max, chtype, mval)) + return 0; + } + if (X509_NAME_entry_count(subj) == 0) + { + BIO_printf(bio_err,"error, no objects specified in config file\n"); + return 0; + } + + if (attribs) + { + if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch)) + { + BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n"); + BIO_printf(bio_err,"to be sent with your certificate request\n"); + } + + i= -1; +start2: for (;;) + { + i++; + if ((attr_sk == NULL) || + (sk_CONF_VALUE_num(attr_sk) <= i)) + break; + + v=sk_CONF_VALUE_value(attr_sk,i); + type=v->name; + if ((nid=OBJ_txt2nid(type)) == NID_undef) + goto start2; + + if (BIO_snprintf(buf,sizeof buf,"%s_default",type) + >= (int)sizeof(buf)) + { + BIO_printf(bio_err,"Name '%s' too long\n",v->name); + return 0; + } + + if ((def=NCONF_get_string(req_conf,attr_sect,buf)) + == NULL) + { + ERR_clear_error(); + def=""; + } + + + BIO_snprintf(buf,sizeof buf,"%s_value",type); + if ((value=NCONF_get_string(req_conf,attr_sect,buf)) + == NULL) + { + ERR_clear_error(); + value=NULL; + } + + BIO_snprintf(buf,sizeof buf,"%s_min",type); + if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min)) + { + ERR_clear_error(); + n_min = -1; + } + + BIO_snprintf(buf,sizeof buf,"%s_max",type); + if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max)) + { + ERR_clear_error(); + n_max = -1; + } + + if (!add_attribute_object(req, + v->value,def,value,nid,n_min,n_max, chtype)) + return 0; + } + } + } + else + { + BIO_printf(bio_err,"No template, please set one up.\n"); + return 0; + } + + return 1; + + } + +static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk, + STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype) + { + int i; + char *p,*q; + char *type; + CONF_VALUE *v; + X509_NAME *subj; + + subj = X509_REQ_get_subject_name(req); + + for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++) + { + int mval; + v=sk_CONF_VALUE_value(dn_sk,i); + p=q=NULL; + type=v->name; + /* Skip past any leading X. X: X, etc to allow for + * multiple instances + */ + for(p = v->name; *p ; p++) +#ifndef CHARSET_EBCDIC + if ((*p == ':') || (*p == ',') || (*p == '.')) { +#else + if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) { +#endif + p++; + if(*p) type = p; + break; + } +#ifndef CHARSET_EBCDIC + if (*p == '+') +#else + if (*p == os_toascii['+']) +#endif + { + p++; + mval = -1; + } + else + mval = 0; + if (!X509_NAME_add_entry_by_txt(subj,type, chtype, + (unsigned char *) v->value,-1,-1,mval)) return 0; + + } + + if (!X509_NAME_entry_count(subj)) + { + BIO_printf(bio_err,"error, no objects specified in config file\n"); + return 0; + } + if (attribs) + { + for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++) + { + v=sk_CONF_VALUE_value(attr_sk,i); + if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype, + (unsigned char *)v->value, -1)) return 0; + } + } + return 1; + } + + +static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value, + int nid, int n_min, int n_max, unsigned long chtype, int mval) + { + int i,ret=0; + MS_STATIC char buf[1024]; +start: + if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def); + (void)BIO_flush(bio_err); + if(value != NULL) + { + BUF_strlcpy(buf,value,sizeof buf); + BUF_strlcat(buf,"\n",sizeof buf); + BIO_printf(bio_err,"%s\n",value); + } + else + { + buf[0]='\0'; + if (!batch) + { + if (!fgets(buf,sizeof buf,stdin)) + return 0; + } + else + { + buf[0] = '\n'; + buf[1] = '\0'; + } + } + + if (buf[0] == '\0') return(0); + else if (buf[0] == '\n') + { + if ((def == NULL) || (def[0] == '\0')) + return(1); + BUF_strlcpy(buf,def,sizeof buf); + BUF_strlcat(buf,"\n",sizeof buf); + } + else if ((buf[0] == '.') && (buf[1] == '\n')) return(1); + + i=strlen(buf); + if (buf[i-1] != '\n') + { + BIO_printf(bio_err,"weird input :-(\n"); + return(0); + } + buf[--i]='\0'; +#ifdef CHARSET_EBCDIC + ebcdic2ascii(buf, buf, i); +#endif + if(!req_check_len(i, n_min, n_max)) goto start; + if (!X509_NAME_add_entry_by_NID(n,nid, chtype, + (unsigned char *) buf, -1,-1,mval)) goto err; + ret=1; +err: + return(ret); + } + +static int add_attribute_object(X509_REQ *req, char *text, const char *def, + char *value, int nid, int n_min, + int n_max, unsigned long chtype) + { + int i; + static char buf[1024]; + +start: + if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def); + (void)BIO_flush(bio_err); + if (value != NULL) + { + BUF_strlcpy(buf,value,sizeof buf); + BUF_strlcat(buf,"\n",sizeof buf); + BIO_printf(bio_err,"%s\n",value); + } + else + { + buf[0]='\0'; + if (!batch) + { + if (!fgets(buf,sizeof buf,stdin)) + return 0; + } + else + { + buf[0] = '\n'; + buf[1] = '\0'; + } + } + + if (buf[0] == '\0') return(0); + else if (buf[0] == '\n') + { + if ((def == NULL) || (def[0] == '\0')) + return(1); + BUF_strlcpy(buf,def,sizeof buf); + BUF_strlcat(buf,"\n",sizeof buf); + } + else if ((buf[0] == '.') && (buf[1] == '\n')) return(1); + + i=strlen(buf); + if (buf[i-1] != '\n') + { + BIO_printf(bio_err,"weird input :-(\n"); + return(0); + } + buf[--i]='\0'; +#ifdef CHARSET_EBCDIC + ebcdic2ascii(buf, buf, i); +#endif + if(!req_check_len(i, n_min, n_max)) goto start; + + if(!X509_REQ_add1_attr_by_NID(req, nid, chtype, + (unsigned char *)buf, -1)) { + BIO_printf(bio_err, "Error adding attribute\n"); + ERR_print_errors(bio_err); + goto err; + } + + return(1); +err: + return(0); + } + +static int req_check_len(int len, int n_min, int n_max) + { + if ((n_min > 0) && (len < n_min)) + { + BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min); + return(0); + } + if ((n_max >= 0) && (len > n_max)) + { + BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max); + return(0); + } + return(1); + } + +/* Check if the end of a string matches 'end' */ +static int check_end(const char *str, const char *end) +{ + int elen, slen; + const char *tmp; + elen = strlen(end); + slen = strlen(str); + if(elen > slen) return 1; + tmp = str + slen - elen; + return strcmp(tmp, end); +} + +static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type, + long *pkeylen, char **palgnam, + ENGINE *keygen_engine) + { + EVP_PKEY_CTX *gctx = NULL; + EVP_PKEY *param = NULL; + long keylen = -1; + BIO *pbio = NULL; + const char *paramfile = NULL; + + if (gstr == NULL) + { + *pkey_type = EVP_PKEY_RSA; + keylen = *pkeylen; + } + else if (gstr[0] >= '0' && gstr[0] <= '9') + { + *pkey_type = EVP_PKEY_RSA; + keylen = atol(gstr); + *pkeylen = keylen; + } + else if (!strncmp(gstr, "param:", 6)) + paramfile = gstr + 6; + else + { + const char *p = strchr(gstr, ':'); + int len; + ENGINE *tmpeng; + const EVP_PKEY_ASN1_METHOD *ameth; + + if (p) + len = p - gstr; + else + len = strlen(gstr); + /* The lookup of a the string will cover all engines so + * keep a note of the implementation. + */ + + ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len); + + if (!ameth) + { + BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr); + return NULL; + } + + EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL, + ameth); +#ifndef OPENSSL_NO_ENGINE + if (tmpeng) + ENGINE_finish(tmpeng); +#endif + if (*pkey_type == EVP_PKEY_RSA) + { + if (p) + { + keylen = atol(p + 1); + *pkeylen = keylen; + } + } + else if (p) + paramfile = p + 1; + } + + if (paramfile) + { + pbio = BIO_new_file(paramfile, "r"); + if (!pbio) + { + BIO_printf(err, "Can't open parameter file %s\n", + paramfile); + return NULL; + } + param = PEM_read_bio_Parameters(pbio, NULL); + + if (!param) + { + X509 *x; + (void)BIO_reset(pbio); + x = PEM_read_bio_X509(pbio, NULL, NULL, NULL); + if (x) + { + param = X509_get_pubkey(x); + X509_free(x); + } + } + + BIO_free(pbio); + + if (!param) + { + BIO_printf(err, "Error reading parameter file %s\n", + paramfile); + return NULL; + } + if (*pkey_type == -1) + *pkey_type = EVP_PKEY_id(param); + else if (*pkey_type != EVP_PKEY_base_id(param)) + { + BIO_printf(err, "Key Type does not match parameters\n"); + EVP_PKEY_free(param); + return NULL; + } + } + + if (palgnam) + { + const EVP_PKEY_ASN1_METHOD *ameth; + ENGINE *tmpeng; + const char *anam; + ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type); + if (!ameth) + { + BIO_puts(err, "Internal error: can't find key algorithm\n"); + return NULL; + } + EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth); + *palgnam = BUF_strdup(anam); +#ifndef OPENSSL_NO_ENGINE + if (tmpeng) + ENGINE_finish(tmpeng); +#endif + } + + if (param) + { + gctx = EVP_PKEY_CTX_new(param, keygen_engine); + *pkeylen = EVP_PKEY_bits(param); + EVP_PKEY_free(param); + } + else + gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine); + + if (!gctx) + { + BIO_puts(err, "Error allocating keygen context\n"); + ERR_print_errors(err); + return NULL; + } + + if (EVP_PKEY_keygen_init(gctx) <= 0) + { + BIO_puts(err, "Error initializing keygen context\n"); + ERR_print_errors(err); + return NULL; + } +#ifndef OPENSSL_NO_RSA + if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1)) + { + if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0) + { + BIO_puts(err, "Error setting RSA keysize\n"); + ERR_print_errors(err); + EVP_PKEY_CTX_free(gctx); + return NULL; + } + } +#endif + + return gctx; + } + +static int genpkey_cb(EVP_PKEY_CTX *ctx) + { + char c='*'; + BIO *b = EVP_PKEY_CTX_get_app_data(ctx); + int p; + p = EVP_PKEY_CTX_get_keygen_info(ctx, 0); + if (p == 0) c='.'; + if (p == 1) c='+'; + if (p == 2) c='*'; + if (p == 3) c='\n'; + BIO_write(b,&c,1); + (void)BIO_flush(b); +#ifdef LINT + p=n; +#endif + return 1; + } |