[thirdparty/openssl.git] / crypto / x509 / by_file.c

/* crypto/x509/by_file.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.]
 */

#include <stdio.h>
#include <time.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>

#include "cryptlib.h"
#include "lhash.h"
#include "buffer.h"
#include "x509.h"
#include "pem.h"

#ifndef NO_STDIO

#ifndef NOPROTO
static int by_file_ctrl(X509_LOOKUP *ctx,int cmd,char *argc,
	long argl,char **ret);
#else
static int by_file_ctrl();
#endif

X509_LOOKUP_METHOD x509_file_lookup=
	{
	"Load file into cache",
	NULL,		/* new */
	NULL,		/* free */
	NULL, 		/* init */
	NULL,		/* shutdown */
	by_file_ctrl,	/* ctrl */
	NULL,		/* get_by_subject */
	NULL,		/* get_by_issuer_serial */
	NULL,		/* get_by_fingerprint */
	NULL,		/* get_by_alias */
	};

X509_LOOKUP_METHOD *X509_LOOKUP_file(void)
	{
	return(&x509_file_lookup);
	}

static int by_file_ctrl(X509_LOOKUP *ctx, int cmd, char *argp, long argl,
	     char **ret)
	{
	int ok=0,ok2=0;
	char *file;

	switch (cmd)
		{
	case X509_L_FILE_LOAD:
		if (argl == X509_FILETYPE_DEFAULT)
			{
			ok=X509_load_cert_file(ctx,X509_get_default_cert_file(),
				X509_FILETYPE_PEM);
			ok2=X509_load_crl_file(ctx,X509_get_default_cert_file(),
				X509_FILETYPE_PEM);
			if (!ok || !ok2)
				{
				X509err(X509_F_BY_FILE_CTRL,X509_R_LOADING_DEFAULTS);
				}
			else
				{
				file=(char *)Getenv(X509_get_default_cert_file_env());
				ok=X509_load_cert_file(ctx,file,
					X509_FILETYPE_PEM);
				ok2=X509_load_crl_file(ctx,file,
					X509_FILETYPE_PEM);
				}
			}
		else
			{
			ok=X509_load_cert_file(ctx,argp,(int)argl);
			ok2=X509_load_crl_file(ctx,argp,(int)argl);
			}
		break;
		}
	return((ok && ok2)?ok:0);
	}

int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type)
	{
	int ret=0;
	BIO *in=NULL;
	int i,count=0;
	X509 *x=NULL;

	if (file == NULL) return(1);
	in=BIO_new(BIO_s_file_internal());

	if ((in == NULL) || (BIO_read_filename(in,file) <= 0))
		{
		X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_SYS_LIB);
		goto err;
		}

	if (type == X509_FILETYPE_PEM)
		{
		for (;;)
			{
			x=PEM_read_bio_X509(in,NULL,NULL);
			if (x == NULL)
				{
				if ((ERR_GET_REASON(ERR_peek_error()) ==
					PEM_R_NO_START_LINE) && (count > 0))
					{
					ERR_clear_error();
					break;
					}
				else
					{
					X509err(X509_F_X509_LOAD_CERT_FILE,
						ERR_R_PEM_LIB);
					goto err;
					}
				}
			i=X509_STORE_add_cert(ctx->store_ctx,x);
			if (!i) goto err;
			count++;
			X509_free(x);
			x=NULL;
			}
		ret=count;
		}
	else if (type == X509_FILETYPE_ASN1)
		{
		x=d2i_X509_bio(in,NULL);
		if (x == NULL)
			{
			X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_ASN1_LIB);
			goto err;
			}
		i=X509_STORE_add_cert(ctx->store_ctx,x);
		if (!i) goto err;
		ret=i;
		}
	else
		{
		X509err(X509_F_X509_LOAD_CERT_FILE,X509_R_BAD_X509_FILETYPE);
		goto err;
		}
err:
	if (x != NULL) X509_free(x);
	if (in != NULL) BIO_free(in);
	return(ret);
	}

int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type)
	{
	int ret=0;
	BIO *in=NULL;
	int i,count=0;
	X509_CRL *x=NULL;

	if (file == NULL) return(1);
	in=BIO_new(BIO_s_file_internal());

	if ((in == NULL) || (BIO_read_filename(in,file) <= 0))
		{
		X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_SYS_LIB);
		goto err;
		}

	if (type == X509_FILETYPE_PEM)
		{
		for (;;)
			{
			x=PEM_read_bio_X509_CRL(in,NULL,NULL);
			if (x == NULL)
				{
				if ((ERR_GET_REASON(ERR_peek_error()) ==
					PEM_R_NO_START_LINE) && (count > 0))
					{
					ERR_clear_error();
					break;
					}
				else
					{
					X509err(X509_F_X509_LOAD_CRL_FILE,
						ERR_R_PEM_LIB);
					goto err;
					}
				}
			i=X509_STORE_add_crl(ctx->store_ctx,x);
			if (!i) goto err;
			count++;
			X509_CRL_free(x);
			x=NULL;
			}
		ret=count;
		}
	else if (type == X509_FILETYPE_ASN1)
		{
		x=d2i_X509_CRL_bio(in,NULL);
		if (x == NULL)
			{
			X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_ASN1_LIB);
			goto err;
			}
		i=X509_STORE_add_crl(ctx->store_ctx,x);
		if (!i) goto err;
		ret=i;
		}
	else
		{
		X509err(X509_F_X509_LOAD_CRL_FILE,X509_R_BAD_X509_FILETYPE);
		goto err;
		}
err:
	if (x != NULL) X509_CRL_free(x);
	if (in != NULL) BIO_free(in);
	return(ret);
	}

#endif /* NO_STDIO */
Commit	Line	Data
d02b48c6	1	/* crypto/x509/by_file.c */
58964a49	2	/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6 RE	3	* All rights reserved.
	4	*
	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.
	8	*
	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).
	15	*
	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.
	22	*
	23	* Redistribution and use in source and binary forms, with or without
	24	* modification, are permitted provided that the following conditions
	25	* are met:
	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)"
	40	*
	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
	51	* SUCH DAMAGE.
	52	*
	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.]
	57	*/
	58
	59	#include <stdio.h>
	60	#include <time.h>
	61	#include <errno.h>
	62	#include <sys/types.h>
	63	#include <sys/stat.h>
	64
	65	#include "cryptlib.h"
	66	#include "lhash.h"
67	#include "buffer.h"
68	#include "x509.h"
69	#include "pem.h"
70
58964a49 RE	71	#ifndef NO_STDIO
58964a49 RE	72
d02b48c6 RE	73	#ifndef NOPROTO
	74	static int by_file_ctrl(X509_LOOKUP ctx,int cmd,char argc,
	75	long argl,char **ret);
	76	#else
	77	static int by_file_ctrl();
	78	#endif
	79
	80	X509_LOOKUP_METHOD x509_file_lookup=
	81	{
	82	"Load file into cache",
	83	NULL, /* new */
	84	NULL, /* free */
	85	NULL, /* init */
	86	NULL, /* shutdown */
	87	by_file_ctrl, /* ctrl */
	88	NULL, /* get_by_subject */
	89	NULL, /* get_by_issuer_serial */
	90	NULL, /* get_by_fingerprint */
	91	NULL, /* get_by_alias */
	92	};
	93
6b691a5c	94	X509_LOOKUP_METHOD *X509_LOOKUP_file(void)
d02b48c6 RE	95	{
	96	return(&x509_file_lookup);
	97	}
	98
6b691a5c UM	99	static int by_file_ctrl(X509_LOOKUP ctx, int cmd, char argp, long argl,
6b691a5c UM	100	char **ret)
d02b48c6	101	{
58964a49	102	int ok=0,ok2=0;
d02b48c6 RE	103	char *file;
	104
	105	switch (cmd)
	106	{
	107	case X509_L_FILE_LOAD:
	108	if (argl == X509_FILETYPE_DEFAULT)
	109	{
	110	ok=X509_load_cert_file(ctx,X509_get_default_cert_file(),
	111	X509_FILETYPE_PEM);
58964a49 RE	112	ok2=X509_load_crl_file(ctx,X509_get_default_cert_file(),
	113	X509_FILETYPE_PEM);
	114	if (!ok \|\| !ok2)
d02b48c6 RE	115	{
	116	X509err(X509_F_BY_FILE_CTRL,X509_R_LOADING_DEFAULTS);
	117	}
	118	else
	119	{
	120	file=(char *)Getenv(X509_get_default_cert_file_env());
	121	ok=X509_load_cert_file(ctx,file,
	122	X509_FILETYPE_PEM);
58964a49 RE	123	ok2=X509_load_crl_file(ctx,file,
58964a49 RE	124	X509_FILETYPE_PEM);
d02b48c6 RE	125	}
	126	}
	127	else
58964a49	128	{
d02b48c6	129	ok=X509_load_cert_file(ctx,argp,(int)argl);
58964a49 RE	130	ok2=X509_load_crl_file(ctx,argp,(int)argl);
58964a49 RE	131	}
d02b48c6 RE	132	break;
d02b48c6 RE	133	}
58964a49	134	return((ok && ok2)?ok:0);
d02b48c6 RE	135	}
d02b48c6 RE	136
6b691a5c	137	int X509_load_cert_file(X509_LOOKUP ctx, const char file, int type)
d02b48c6 RE	138	{
	139	int ret=0;
	140	BIO *in=NULL;
	141	int i,count=0;
	142	X509 *x=NULL;
	143
	144	if (file == NULL) return(1);
58964a49	145	in=BIO_new(BIO_s_file_internal());
d02b48c6 RE	146
	147	if ((in == NULL) \|\| (BIO_read_filename(in,file) <= 0))
	148	{
	149	X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_SYS_LIB);
	150	goto err;
	151	}
	152
	153	if (type == X509_FILETYPE_PEM)
	154	{
	155	for (;;)
	156	{
	157	x=PEM_read_bio_X509(in,NULL,NULL);
	158	if (x == NULL)
	159	{
	160	if ((ERR_GET_REASON(ERR_peek_error()) ==
	161	PEM_R_NO_START_LINE) && (count > 0))
	162	{
	163	ERR_clear_error();
	164	break;
	165	}
	166	else
	167	{
	168	X509err(X509_F_X509_LOAD_CERT_FILE,
	169	ERR_R_PEM_LIB);
	170	goto err;
	171	}
	172	}
	173	i=X509_STORE_add_cert(ctx->store_ctx,x);
	174	if (!i) goto err;
	175	count++;
	176	X509_free(x);
	177	x=NULL;
	178	}
	179	ret=count;
	180	}
	181	else if (type == X509_FILETYPE_ASN1)
	182	{
	183	x=d2i_X509_bio(in,NULL);
	184	if (x == NULL)
	185	{
	186	X509err(X509_F_X509_LOAD_CERT_FILE,ERR_R_ASN1_LIB);
	187	goto err;
	188	}
	189	i=X509_STORE_add_cert(ctx->store_ctx,x);
	190	if (!i) goto err;
	191	ret=i;
	192	}
	193	else
	194	{
	195	X509err(X509_F_X509_LOAD_CERT_FILE,X509_R_BAD_X509_FILETYPE);
	196	goto err;
	197	}
	198	err:
	199	if (x != NULL) X509_free(x);
	200	if (in != NULL) BIO_free(in);
	201	return(ret);
	202	}
	203
6b691a5c	204	int X509_load_crl_file(X509_LOOKUP ctx, const char file, int type)
58964a49 RE	205	{
	206	int ret=0;
	207	BIO *in=NULL;
	208	int i,count=0;
	209	X509_CRL *x=NULL;
	210
	211	if (file == NULL) return(1);
	212	in=BIO_new(BIO_s_file_internal());
	213
	214	if ((in == NULL) \|\| (BIO_read_filename(in,file) <= 0))
	215	{
	216	X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_SYS_LIB);
	217	goto err;
	218	}
	219
	220	if (type == X509_FILETYPE_PEM)
	221	{
	222	for (;;)
	223	{
	224	x=PEM_read_bio_X509_CRL(in,NULL,NULL);
	225	if (x == NULL)
	226	{
	227	if ((ERR_GET_REASON(ERR_peek_error()) ==
	228	PEM_R_NO_START_LINE) && (count > 0))
	229	{
	230	ERR_clear_error();
	231	break;
	232	}
	233	else
	234	{
	235	X509err(X509_F_X509_LOAD_CRL_FILE,
	236	ERR_R_PEM_LIB);
	237	goto err;
	238	}
	239	}
	240	i=X509_STORE_add_crl(ctx->store_ctx,x);
	241	if (!i) goto err;
	242	count++;
	243	X509_CRL_free(x);
	244	x=NULL;
	245	}
	246	ret=count;
	247	}
	248	else if (type == X509_FILETYPE_ASN1)
	249	{
	250	x=d2i_X509_CRL_bio(in,NULL);
	251	if (x == NULL)
	252	{
	253	X509err(X509_F_X509_LOAD_CRL_FILE,ERR_R_ASN1_LIB);
	254	goto err;
	255	}
	256	i=X509_STORE_add_crl(ctx->store_ctx,x);
	257	if (!i) goto err;
	258	ret=i;
	259	}
	260	else
	261	{
	262	X509err(X509_F_X509_LOAD_CRL_FILE,X509_R_BAD_X509_FILETYPE);
	263	goto err;
	264	}
	265	err:
	266	if (x != NULL) X509_CRL_free(x);
	267	if (in != NULL) BIO_free(in);
	268	return(ret);
269	}
270
271	#endif /* NO_STDIO */
272