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>
74 # include "bss_file.c"
83 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
85 int app_init(long mesgwin);
86 #ifdef undef /* never finished - probably never will be :-) */
87 int args_from_file(char *file, int *argc, char **argv[])
92 static char *buf=NULL;
93 static char **arg=NULL;
97 if (stat(file,&stbuf) < 0) return(0);
106 len=(unsigned int)stbuf.st_size;
107 if (buf != NULL) OPENSSL_free(buf);
108 buf=(char *)OPENSSL_malloc(len+1);
109 if (buf == NULL) return(0);
111 len=fread(buf,1,len,fp);
112 if (len <= 1) return(0);
118 if (arg != NULL) OPENSSL_free(arg);
119 arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
127 if (*p == '#') /* comment line */
129 while (*p && (*p != '\n')) p++;
132 /* else we have a line */
135 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
143 /* else it is a tab or space */
145 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
155 while (*p && (*p != '\n')) p++;
157 /* else *p == '\n' */
167 if ((*s == 'D') || (*s == 'd'))
169 else if ((*s == 'T') || (*s == 't'))
171 else if ((*s == 'P') || (*s == 'p'))
173 else if ((*s == 'N') || (*s == 'n'))
174 return(FORMAT_NETSCAPE);
175 else if ((*s == 'S') || (*s == 's'))
176 return(FORMAT_SMIME);
178 || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
179 || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
180 return(FORMAT_PKCS12);
181 else if ((*s == 'E') || (*s == 'e'))
182 return(FORMAT_ENGINE);
184 return(FORMAT_UNDEF);
187 #if defined(MSDOS) || defined(WIN32) || defined(WIN16)
188 void program_name(char *in, char *out, int size)
194 /* find the last '/', '\' or ':' */
195 for (i=n-1; i>0; i--)
197 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
206 /* strip off trailing .exe if present. */
207 if ((n > 4) && (p[n-4] == '.') &&
208 ((p[n-3] == 'e') || (p[n-3] == 'E')) &&
209 ((p[n-2] == 'x') || (p[n-2] == 'X')) &&
210 ((p[n-1] == 'e') || (p[n-1] == 'E')))
217 if ((p[i] >= 'A') && (p[i] <= 'Z'))
226 void program_name(char *in, char *out, int size)
231 while(*chars != '\0')
246 void program_name(char *in, char *out, int size)
255 strncpy(out,p,size-1);
262 int WIN32_rename(char *from, char *to)
266 /* Note: MoveFileEx() doesn't work under Win95, Win98 */
268 ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING|MOVEFILE_COPY_ALLOWED);
272 return MoveFile(from, to);
277 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
290 arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
292 for (i=0; i<arg->count; i++)
299 /* first scan over white space */
301 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
305 /* The start of something good :-) */
306 if (num >= arg->count)
309 arg->data=(char **)OPENSSL_realloc(arg->data,
310 sizeof(char *)*arg->count);
311 if (argc == 0) return(0);
315 /* now look for the end of this */
316 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
319 arg->data[num-1]++; /* jump over quote */
320 while (*p && (*p != i))
326 while (*p && ((*p != ' ') &&
327 (*p != '\t') && (*p != '\n')))
343 int app_init(long mesgwin)
350 int dump_cert_text (BIO *out, X509 *x)
353 X509_NAME_oneline(X509_get_subject_name(x),buf,256);
354 BIO_puts(out,"subject=");
357 X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
358 BIO_puts(out,"\nissuer= ");
364 static char *app_get_pass(BIO *err, char *arg, int keepbio);
366 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
369 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
372 *pass1 = app_get_pass(err, arg1, same);
373 if(!*pass1) return 0;
374 } else if(pass1) *pass1 = NULL;
376 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
377 if(!*pass2) return 0;
378 } else if(pass2) *pass2 = NULL;
382 static char *app_get_pass(BIO *err, char *arg, int keepbio)
384 char *tmp, tpass[APP_PASS_LEN];
385 static BIO *pwdbio = NULL;
387 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
388 if(!strncmp(arg, "env:", 4)) {
389 tmp = getenv(arg + 4);
391 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
394 return BUF_strdup(tmp);
396 if(!keepbio || !pwdbio) {
397 if(!strncmp(arg, "file:", 5)) {
398 pwdbio = BIO_new_file(arg + 5, "r");
400 BIO_printf(err, "Can't open file %s\n", arg + 5);
403 } else if(!strncmp(arg, "fd:", 3)) {
406 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
407 if((i < 0) || !pwdbio) {
408 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
411 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */
412 btmp = BIO_new(BIO_f_buffer());
413 pwdbio = BIO_push(btmp, pwdbio);
414 } else if(!strcmp(arg, "stdin")) {
415 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
417 BIO_printf(err, "Can't open BIO for stdin\n");
421 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
425 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
427 BIO_free_all(pwdbio);
431 BIO_printf(err, "Error reading password from BIO\n");
434 tmp = strchr(tpass, '\n');
436 return BUF_strdup(tpass);
439 int add_oid_section(BIO *err, LHASH *conf)
442 STACK_OF(CONF_VALUE) *sktmp;
445 if(!(p=CONF_get_string(conf,NULL,"oid_section")))
450 if(!(sktmp = CONF_get_section(conf, p))) {
451 BIO_printf(err, "problem loading oid section %s\n", p);
454 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
455 cnf = sk_CONF_VALUE_value(sktmp, i);
456 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
457 BIO_printf(err, "problem creating object %s=%s\n",
458 cnf->name, cnf->value);
465 X509 *load_cert(BIO *err, char *file, int format)
467 ASN1_HEADER *ah=NULL;
472 if ((cert=BIO_new(BIO_s_file())) == NULL)
474 ERR_print_errors(err);
480 setvbuf(stdin, NULL, _IONBF, 0);
481 BIO_set_fp(cert,stdin,BIO_NOCLOSE);
485 if (BIO_read_filename(cert,file) <= 0)
492 if (format == FORMAT_ASN1)
493 x=d2i_X509_bio(cert,NULL);
494 else if (format == FORMAT_NETSCAPE)
496 unsigned char *p,*op;
499 /* We sort of have to do it this way because it is sort of nice
500 * to read the header first and check it, then
501 * try to read the certificate */
505 if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
507 i=BIO_read(cert,&(buf->data[size]),1024*10);
512 perror("reading certificate");
516 p=(unsigned char *)buf->data;
519 /* First load the header */
520 if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
522 if ((ah->header == NULL) || (ah->header->data == NULL) ||
523 (strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data,
524 ah->header->length) != 0))
526 BIO_printf(err,"Error reading header on certificate\n");
529 /* header is ok, so now read the object */
531 ah->meth=X509_asn1_meth();
532 if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
537 else if (format == FORMAT_PEM)
538 x=PEM_read_bio_X509_AUX(cert,NULL,NULL,NULL);
539 else if (format == FORMAT_PKCS12)
541 PKCS12 *p12 = d2i_PKCS12_bio(cert, NULL);
543 PKCS12_parse(p12, NULL, NULL, &x, NULL);
548 BIO_printf(err,"bad input format specified for input cert\n");
554 BIO_printf(err,"unable to load certificate\n");
555 ERR_print_errors(err);
557 if (ah != NULL) ASN1_HEADER_free(ah);
558 if (cert != NULL) BIO_free(cert);
559 if (buf != NULL) BUF_MEM_free(buf);
563 EVP_PKEY *load_key(BIO *err, char *file, int format, char *pass, ENGINE *e)
570 BIO_printf(err,"no keyfile specified\n");
573 if (format == FORMAT_ENGINE)
576 BIO_printf(bio_err,"no engine specified\n");
578 pkey = ENGINE_load_private_key(e, file, pass);
581 key=BIO_new(BIO_s_file());
584 ERR_print_errors(err);
587 if (BIO_read_filename(key,file) <= 0)
592 if (format == FORMAT_ASN1)
594 pkey=d2i_PrivateKey_bio(key, NULL);
596 else if (format == FORMAT_PEM)
598 pkey=PEM_read_bio_PrivateKey(key,NULL,NULL,pass);
600 else if (format == FORMAT_PKCS12)
602 PKCS12 *p12 = d2i_PKCS12_bio(key, NULL);
604 PKCS12_parse(p12, pass, &pkey, NULL, NULL);
610 BIO_printf(err,"bad input format specified for key\n");
614 if (key != NULL) BIO_free(key);
616 BIO_printf(err,"unable to load Private Key\n");
620 EVP_PKEY *load_pubkey(BIO *err, char *file, int format, ENGINE *e)
627 BIO_printf(err,"no keyfile specified\n");
630 if (format == FORMAT_ENGINE)
633 BIO_printf(bio_err,"no engine specified\n");
635 pkey = ENGINE_load_public_key(e, file, NULL);
638 key=BIO_new(BIO_s_file());
641 ERR_print_errors(err);
644 if (BIO_read_filename(key,file) <= 0)
649 if (format == FORMAT_ASN1)
651 pkey=d2i_PUBKEY_bio(key, NULL);
653 else if (format == FORMAT_PEM)
655 pkey=PEM_read_bio_PUBKEY(key,NULL,NULL,NULL);
659 BIO_printf(err,"bad input format specified for key\n");
663 if (key != NULL) BIO_free(key);
665 BIO_printf(err,"unable to load Public Key\n");
669 STACK_OF(X509) *load_certs(BIO *err, char *file, int format)
673 STACK_OF(X509) *othercerts = NULL;
674 STACK_OF(X509_INFO) *allcerts = NULL;
677 if((certs = BIO_new(BIO_s_file())) == NULL)
679 ERR_print_errors(err);
684 BIO_set_fp(certs,stdin,BIO_NOCLOSE);
687 if (BIO_read_filename(certs,file) <= 0)
694 if (format == FORMAT_PEM)
696 othercerts = sk_X509_new_null();
699 sk_X509_free(othercerts);
703 allcerts = PEM_X509_INFO_read_bio(certs, NULL, NULL, NULL);
704 for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
706 xi = sk_X509_INFO_value (allcerts, i);
709 sk_X509_push(othercerts, xi->x509);
716 BIO_printf(err,"bad input format specified for input cert\n");
720 if (othercerts == NULL)
722 BIO_printf(err,"unable to load certificates\n");
723 ERR_print_errors(err);
725 if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
726 if (certs != NULL) BIO_free(certs);
731 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
732 /* Return error for unknown extensions */
733 #define X509V3_EXT_DEFAULT 0
734 /* Print error for unknown extensions */
735 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
736 /* ASN1 parse unknown extensions */
737 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
738 /* BIO_dump unknown extensions */
739 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
741 int set_cert_ex(unsigned long *flags, const char *arg)
743 static const NAME_EX_TBL cert_tbl[] = {
744 { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
745 { "no_header", X509_FLAG_NO_HEADER, 0},
746 { "no_version", X509_FLAG_NO_VERSION, 0},
747 { "no_serial", X509_FLAG_NO_SERIAL, 0},
748 { "no_signame", X509_FLAG_NO_SIGNAME, 0},
749 { "no_validity", X509_FLAG_NO_VALIDITY, 0},
750 { "no_subject", X509_FLAG_NO_SUBJECT, 0},
751 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
752 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
753 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
754 { "no_aux", X509_FLAG_NO_AUX, 0},
755 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
756 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
757 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
758 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
761 return set_table_opts(flags, arg, cert_tbl);
764 int set_name_ex(unsigned long *flags, const char *arg)
766 static const NAME_EX_TBL ex_tbl[] = {
767 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
768 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
769 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
770 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
771 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
772 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
773 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
774 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
775 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
776 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
777 { "compat", XN_FLAG_COMPAT, 0xffffffffL},
778 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
779 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
780 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
781 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
782 { "dn_rev", XN_FLAG_DN_REV, 0},
783 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
784 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
785 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
786 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
787 { "space_eq", XN_FLAG_SPC_EQ, 0},
788 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
789 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
790 { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
791 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
794 return set_table_opts(flags, arg, ex_tbl);
797 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
800 const NAME_EX_TBL *ptbl;
806 } else if (c == '+') {
811 for(ptbl = in_tbl; ptbl->name; ptbl++) {
812 if(!strcasecmp(arg, ptbl->name)) {
813 *flags &= ~ptbl->mask;
814 if(c) *flags |= ptbl->flag;
815 else *flags &= ~ptbl->flag;
822 void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
827 if(title) BIO_puts(out, title);
828 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
832 if(lflags == XN_FLAG_COMPAT) {
833 X509_NAME_oneline(nm,buf,256);
837 if(mline) BIO_puts(out, "\n");
838 X509_NAME_print_ex(out, nm, indent, lflags);
843 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
847 if(!(store = X509_STORE_new())) goto end;
848 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
849 if (lookup == NULL) goto end;
851 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
852 BIO_printf(bp, "Error loading file %s\n", CAfile);
855 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
857 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
858 if (lookup == NULL) goto end;
860 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
861 BIO_printf(bp, "Error loading directory %s\n", CApath);
864 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
869 X509_STORE_free(store);