2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
62 #include <sys/types.h>
67 #include <openssl/err.h>
68 #include <openssl/x509.h>
69 #include <openssl/pem.h>
70 #include <openssl/pkcs12.h>
71 #include <openssl/safestack.h>
73 #ifdef OPENSSL_SYS_WINDOWS
74 #define strcasecmp _stricmp
79 #ifdef OPENSSL_SYS_WINDOWS
80 # include "bss_file.c"
89 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
91 int app_init(long mesgwin);
92 #ifdef undef /* never finished - probably never will be :-) */
93 int args_from_file(char *file, int *argc, char **argv[])
98 static char *buf=NULL;
99 static char **arg=NULL;
103 if (stat(file,&stbuf) < 0) return(0);
112 len=(unsigned int)stbuf.st_size;
113 if (buf != NULL) OPENSSL_free(buf);
114 buf=(char *)OPENSSL_malloc(len+1);
115 if (buf == NULL) return(0);
117 len=fread(buf,1,len,fp);
118 if (len <= 1) return(0);
124 if (arg != NULL) OPENSSL_free(arg);
125 arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
133 if (*p == '#') /* comment line */
135 while (*p && (*p != '\n')) p++;
138 /* else we have a line */
141 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
149 /* else it is a tab or space */
151 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
161 while (*p && (*p != '\n')) p++;
163 /* else *p == '\n' */
173 if ((*s == 'D') || (*s == 'd'))
175 else if ((*s == 'T') || (*s == 't'))
177 else if ((*s == 'P') || (*s == 'p'))
179 else if ((*s == 'N') || (*s == 'n'))
180 return(FORMAT_NETSCAPE);
181 else if ((*s == 'S') || (*s == 's'))
182 return(FORMAT_SMIME);
184 || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
185 || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
186 return(FORMAT_PKCS12);
187 else if ((*s == 'E') || (*s == 'e'))
188 return(FORMAT_ENGINE);
190 return(FORMAT_UNDEF);
193 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
194 void program_name(char *in, char *out, int size)
200 /* find the last '/', '\' or ':' */
201 for (i=n-1; i>0; i--)
203 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
212 /* strip off trailing .exe if present. */
213 if ((n > 4) && (p[n-4] == '.') &&
214 ((p[n-3] == 'e') || (p[n-3] == 'E')) &&
215 ((p[n-2] == 'x') || (p[n-2] == 'X')) &&
216 ((p[n-1] == 'e') || (p[n-1] == 'E')))
223 if ((p[i] >= 'A') && (p[i] <= 'Z'))
231 #ifdef OPENSSL_SYS_VMS
232 void program_name(char *in, char *out, int size)
237 while(*chars != '\0')
252 void program_name(char *in, char *out, int size)
261 strncpy(out,p,size-1);
267 #ifdef OPENSSL_SYS_WIN32
268 int WIN32_rename(char *from, char *to)
270 #ifdef OPENSSL_SYS_WINNT
272 /* Note: MoveFileEx() doesn't work under Win95, Win98 */
274 ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING|MOVEFILE_COPY_ALLOWED);
278 return MoveFile(from, to);
283 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
296 arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
298 for (i=0; i<arg->count; i++)
305 /* first scan over white space */
307 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
311 /* The start of something good :-) */
312 if (num >= arg->count)
315 arg->data=(char **)OPENSSL_realloc(arg->data,
316 sizeof(char *)*arg->count);
317 if (argc == 0) return(0);
321 /* now look for the end of this */
322 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
325 arg->data[num-1]++; /* jump over quote */
326 while (*p && (*p != i))
332 while (*p && ((*p != ' ') &&
333 (*p != '\t') && (*p != '\n')))
349 int app_init(long mesgwin)
356 int dump_cert_text (BIO *out, X509 *x)
359 X509_NAME_oneline(X509_get_subject_name(x),buf,256);
360 BIO_puts(out,"subject=");
363 X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
364 BIO_puts(out,"\nissuer= ");
370 static char *app_get_pass(BIO *err, char *arg, int keepbio);
372 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
375 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
378 *pass1 = app_get_pass(err, arg1, same);
379 if(!*pass1) return 0;
380 } else if(pass1) *pass1 = NULL;
382 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
383 if(!*pass2) return 0;
384 } else if(pass2) *pass2 = NULL;
388 static char *app_get_pass(BIO *err, char *arg, int keepbio)
390 char *tmp, tpass[APP_PASS_LEN];
391 static BIO *pwdbio = NULL;
393 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
394 if(!strncmp(arg, "env:", 4)) {
395 tmp = getenv(arg + 4);
397 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
400 return BUF_strdup(tmp);
402 if(!keepbio || !pwdbio) {
403 if(!strncmp(arg, "file:", 5)) {
404 pwdbio = BIO_new_file(arg + 5, "r");
406 BIO_printf(err, "Can't open file %s\n", arg + 5);
409 } else if(!strncmp(arg, "fd:", 3)) {
412 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
413 if((i < 0) || !pwdbio) {
414 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
417 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */
418 btmp = BIO_new(BIO_f_buffer());
419 pwdbio = BIO_push(btmp, pwdbio);
420 } else if(!strcmp(arg, "stdin")) {
421 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
423 BIO_printf(err, "Can't open BIO for stdin\n");
427 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
431 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
433 BIO_free_all(pwdbio);
437 BIO_printf(err, "Error reading password from BIO\n");
440 tmp = strchr(tpass, '\n');
442 return BUF_strdup(tpass);
445 int add_oid_section(BIO *err, LHASH *conf)
448 STACK_OF(CONF_VALUE) *sktmp;
451 if(!(p=CONF_get_string(conf,NULL,"oid_section")))
456 if(!(sktmp = CONF_get_section(conf, p))) {
457 BIO_printf(err, "problem loading oid section %s\n", p);
460 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
461 cnf = sk_CONF_VALUE_value(sktmp, i);
462 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
463 BIO_printf(err, "problem creating object %s=%s\n",
464 cnf->name, cnf->value);
471 X509 *load_cert(BIO *err, char *file, int format)
473 ASN1_HEADER *ah=NULL;
478 if ((cert=BIO_new(BIO_s_file())) == NULL)
480 ERR_print_errors(err);
486 setvbuf(stdin, NULL, _IONBF, 0);
487 BIO_set_fp(cert,stdin,BIO_NOCLOSE);
491 if (BIO_read_filename(cert,file) <= 0)
498 if (format == FORMAT_ASN1)
499 x=d2i_X509_bio(cert,NULL);
500 else if (format == FORMAT_NETSCAPE)
502 unsigned char *p,*op;
505 /* We sort of have to do it this way because it is sort of nice
506 * to read the header first and check it, then
507 * try to read the certificate */
511 if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
513 i=BIO_read(cert,&(buf->data[size]),1024*10);
518 perror("reading certificate");
522 p=(unsigned char *)buf->data;
525 /* First load the header */
526 if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
528 if ((ah->header == NULL) || (ah->header->data == NULL) ||
529 (strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data,
530 ah->header->length) != 0))
532 BIO_printf(err,"Error reading header on certificate\n");
535 /* header is ok, so now read the object */
537 ah->meth=X509_asn1_meth();
538 if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
543 else if (format == FORMAT_PEM)
544 x=PEM_read_bio_X509_AUX(cert,NULL,NULL,NULL);
545 else if (format == FORMAT_PKCS12)
547 PKCS12 *p12 = d2i_PKCS12_bio(cert, NULL);
549 PKCS12_parse(p12, NULL, NULL, &x, NULL);
554 BIO_printf(err,"bad input format specified for input cert\n");
560 BIO_printf(err,"unable to load certificate\n");
561 ERR_print_errors(err);
563 if (ah != NULL) ASN1_HEADER_free(ah);
564 if (cert != NULL) BIO_free(cert);
565 if (buf != NULL) BUF_MEM_free(buf);
569 EVP_PKEY *load_key(BIO *err, char *file, int format, char *pass, ENGINE *e)
576 BIO_printf(err,"no keyfile specified\n");
579 if (format == FORMAT_ENGINE)
582 BIO_printf(bio_err,"no engine specified\n");
584 pkey = ENGINE_load_private_key(e, file, pass);
587 key=BIO_new(BIO_s_file());
590 ERR_print_errors(err);
593 if (BIO_read_filename(key,file) <= 0)
598 if (format == FORMAT_ASN1)
600 pkey=d2i_PrivateKey_bio(key, NULL);
602 else if (format == FORMAT_PEM)
604 pkey=PEM_read_bio_PrivateKey(key,NULL,NULL,pass);
606 else if (format == FORMAT_PKCS12)
608 PKCS12 *p12 = d2i_PKCS12_bio(key, NULL);
610 PKCS12_parse(p12, pass, &pkey, NULL, NULL);
616 BIO_printf(err,"bad input format specified for key\n");
620 if (key != NULL) BIO_free(key);
622 BIO_printf(err,"unable to load Private Key\n");
626 EVP_PKEY *load_pubkey(BIO *err, char *file, int format, ENGINE *e)
633 BIO_printf(err,"no keyfile specified\n");
636 if (format == FORMAT_ENGINE)
639 BIO_printf(bio_err,"no engine specified\n");
641 pkey = ENGINE_load_public_key(e, file, NULL);
644 key=BIO_new(BIO_s_file());
647 ERR_print_errors(err);
650 if (BIO_read_filename(key,file) <= 0)
655 if (format == FORMAT_ASN1)
657 pkey=d2i_PUBKEY_bio(key, NULL);
659 else if (format == FORMAT_PEM)
661 pkey=PEM_read_bio_PUBKEY(key,NULL,NULL,NULL);
665 BIO_printf(err,"bad input format specified for key\n");
669 if (key != NULL) BIO_free(key);
671 BIO_printf(err,"unable to load Public Key\n");
675 STACK_OF(X509) *load_certs(BIO *err, char *file, int format)
679 STACK_OF(X509) *othercerts = NULL;
680 STACK_OF(X509_INFO) *allcerts = NULL;
683 if((certs = BIO_new(BIO_s_file())) == NULL)
685 ERR_print_errors(err);
690 BIO_set_fp(certs,stdin,BIO_NOCLOSE);
693 if (BIO_read_filename(certs,file) <= 0)
700 if (format == FORMAT_PEM)
702 othercerts = sk_X509_new_null();
705 sk_X509_free(othercerts);
709 allcerts = PEM_X509_INFO_read_bio(certs, NULL, NULL, NULL);
710 for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
712 xi = sk_X509_INFO_value (allcerts, i);
715 sk_X509_push(othercerts, xi->x509);
722 BIO_printf(err,"bad input format specified for input cert\n");
726 if (othercerts == NULL)
728 BIO_printf(err,"unable to load certificates\n");
729 ERR_print_errors(err);
731 if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
732 if (certs != NULL) BIO_free(certs);
737 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
738 /* Return error for unknown extensions */
739 #define X509V3_EXT_DEFAULT 0
740 /* Print error for unknown extensions */
741 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
742 /* ASN1 parse unknown extensions */
743 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
744 /* BIO_dump unknown extensions */
745 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
747 int set_cert_ex(unsigned long *flags, const char *arg)
749 static const NAME_EX_TBL cert_tbl[] = {
750 { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
751 { "no_header", X509_FLAG_NO_HEADER, 0},
752 { "no_version", X509_FLAG_NO_VERSION, 0},
753 { "no_serial", X509_FLAG_NO_SERIAL, 0},
754 { "no_signame", X509_FLAG_NO_SIGNAME, 0},
755 { "no_validity", X509_FLAG_NO_VALIDITY, 0},
756 { "no_subject", X509_FLAG_NO_SUBJECT, 0},
757 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
758 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
759 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
760 { "no_aux", X509_FLAG_NO_AUX, 0},
761 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
762 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
763 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
764 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
767 return set_table_opts(flags, arg, cert_tbl);
770 int set_name_ex(unsigned long *flags, const char *arg)
772 static const NAME_EX_TBL ex_tbl[] = {
773 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
774 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
775 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
776 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
777 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
778 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
779 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
780 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
781 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
782 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
783 { "compat", XN_FLAG_COMPAT, 0xffffffffL},
784 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
785 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
786 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
787 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
788 { "dn_rev", XN_FLAG_DN_REV, 0},
789 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
790 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
791 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
792 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
793 { "space_eq", XN_FLAG_SPC_EQ, 0},
794 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
795 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
796 { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
797 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
800 return set_table_opts(flags, arg, ex_tbl);
803 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
806 const NAME_EX_TBL *ptbl;
812 } else if (c == '+') {
817 for(ptbl = in_tbl; ptbl->name; ptbl++) {
818 if(!strcasecmp(arg, ptbl->name)) {
819 *flags &= ~ptbl->mask;
820 if(c) *flags |= ptbl->flag;
821 else *flags &= ~ptbl->flag;
828 void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
833 if(title) BIO_puts(out, title);
834 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
838 if(lflags == XN_FLAG_COMPAT) {
839 X509_NAME_oneline(nm,buf,256);
843 if(mline) BIO_puts(out, "\n");
844 X509_NAME_print_ex(out, nm, indent, lflags);
849 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
853 if(!(store = X509_STORE_new())) goto end;
854 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
855 if (lookup == NULL) goto end;
857 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
858 BIO_printf(bp, "Error loading file %s\n", CAfile);
861 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
863 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
864 if (lookup == NULL) goto end;
866 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
867 BIO_printf(bp, "Error loading directory %s\n", CApath);
870 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
875 X509_STORE_free(store);