mirror of
https://github.com/pineappleEA/pineapple-src.git
synced 2024-12-04 22:18:24 -05:00
1208 lines
30 KiB
C
1208 lines
30 KiB
C
|
/* $OpenBSD: err.c,v 1.48 2019/10/17 14:28:53 jsing Exp $ */
|
||
|
/* 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.]
|
||
|
*/
|
||
|
/* ====================================================================
|
||
|
* Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
|
||
|
*
|
||
|
* 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 above 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 acknowledgment:
|
||
|
* "This product includes software developed by the OpenSSL Project
|
||
|
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
|
||
|
*
|
||
|
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
|
||
|
* endorse or promote products derived from this software without
|
||
|
* prior written permission. For written permission, please contact
|
||
|
* openssl-core@openssl.org.
|
||
|
*
|
||
|
* 5. Products derived from this software may not be called "OpenSSL"
|
||
|
* nor may "OpenSSL" appear in their names without prior written
|
||
|
* permission of the OpenSSL Project.
|
||
|
*
|
||
|
* 6. Redistributions of any form whatsoever must retain the following
|
||
|
* acknowledgment:
|
||
|
* "This product includes software developed by the OpenSSL Project
|
||
|
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
|
||
|
*
|
||
|
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
|
||
|
* EXPRESSED 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 OpenSSL PROJECT OR
|
||
|
* ITS 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.
|
||
|
* ====================================================================
|
||
|
*
|
||
|
* This product includes cryptographic software written by Eric Young
|
||
|
* (eay@cryptsoft.com). This product includes software written by Tim
|
||
|
* Hudson (tjh@cryptsoft.com).
|
||
|
*
|
||
|
*/
|
||
|
|
||
|
#include <pthread.h>
|
||
|
#include <stdarg.h>
|
||
|
#include <stdio.h>
|
||
|
#include <string.h>
|
||
|
|
||
|
#include <openssl/opensslconf.h>
|
||
|
|
||
|
#include <openssl/bio.h>
|
||
|
#include <openssl/buffer.h>
|
||
|
#include <openssl/crypto.h>
|
||
|
#include <openssl/err.h>
|
||
|
#include <openssl/lhash.h>
|
||
|
|
||
|
DECLARE_LHASH_OF(ERR_STRING_DATA);
|
||
|
DECLARE_LHASH_OF(ERR_STATE);
|
||
|
|
||
|
static void err_load_strings(int lib, ERR_STRING_DATA *str);
|
||
|
|
||
|
static void ERR_STATE_free(ERR_STATE *s);
|
||
|
#ifndef OPENSSL_NO_ERR
|
||
|
static ERR_STRING_DATA ERR_str_libraries[] = {
|
||
|
{ERR_PACK(ERR_LIB_NONE,0,0), "unknown library"},
|
||
|
{ERR_PACK(ERR_LIB_SYS,0,0), "system library"},
|
||
|
{ERR_PACK(ERR_LIB_BN,0,0), "bignum routines"},
|
||
|
{ERR_PACK(ERR_LIB_RSA,0,0), "rsa routines"},
|
||
|
{ERR_PACK(ERR_LIB_DH,0,0), "Diffie-Hellman routines"},
|
||
|
{ERR_PACK(ERR_LIB_EVP,0,0), "digital envelope routines"},
|
||
|
{ERR_PACK(ERR_LIB_BUF,0,0), "memory buffer routines"},
|
||
|
{ERR_PACK(ERR_LIB_OBJ,0,0), "object identifier routines"},
|
||
|
{ERR_PACK(ERR_LIB_PEM,0,0), "PEM routines"},
|
||
|
{ERR_PACK(ERR_LIB_DSA,0,0), "dsa routines"},
|
||
|
{ERR_PACK(ERR_LIB_X509,0,0), "x509 certificate routines"},
|
||
|
{ERR_PACK(ERR_LIB_ASN1,0,0), "asn1 encoding routines"},
|
||
|
{ERR_PACK(ERR_LIB_CONF,0,0), "configuration file routines"},
|
||
|
{ERR_PACK(ERR_LIB_CRYPTO,0,0), "common libcrypto routines"},
|
||
|
{ERR_PACK(ERR_LIB_EC,0,0), "elliptic curve routines"},
|
||
|
{ERR_PACK(ERR_LIB_SSL,0,0), "SSL routines"},
|
||
|
{ERR_PACK(ERR_LIB_BIO,0,0), "BIO routines"},
|
||
|
{ERR_PACK(ERR_LIB_PKCS7,0,0), "PKCS7 routines"},
|
||
|
{ERR_PACK(ERR_LIB_X509V3,0,0), "X509 V3 routines"},
|
||
|
{ERR_PACK(ERR_LIB_PKCS12,0,0), "PKCS12 routines"},
|
||
|
{ERR_PACK(ERR_LIB_RAND,0,0), "random number generator"},
|
||
|
{ERR_PACK(ERR_LIB_DSO,0,0), "DSO support routines"},
|
||
|
{ERR_PACK(ERR_LIB_TS,0,0), "time stamp routines"},
|
||
|
{ERR_PACK(ERR_LIB_ENGINE,0,0), "engine routines"},
|
||
|
{ERR_PACK(ERR_LIB_OCSP,0,0), "OCSP routines"},
|
||
|
{ERR_PACK(ERR_LIB_FIPS,0,0), "FIPS routines"},
|
||
|
{ERR_PACK(ERR_LIB_CMS,0,0), "CMS routines"},
|
||
|
{ERR_PACK(ERR_LIB_HMAC,0,0), "HMAC routines"},
|
||
|
{ERR_PACK(ERR_LIB_GOST,0,0), "GOST routines"},
|
||
|
{0, NULL},
|
||
|
};
|
||
|
|
||
|
static ERR_STRING_DATA ERR_str_functs[] = {
|
||
|
{ERR_PACK(0,SYS_F_FOPEN, 0), "fopen"},
|
||
|
{ERR_PACK(0,SYS_F_CONNECT, 0), "connect"},
|
||
|
{ERR_PACK(0,SYS_F_GETSERVBYNAME, 0), "getservbyname"},
|
||
|
{ERR_PACK(0,SYS_F_SOCKET, 0), "socket"},
|
||
|
{ERR_PACK(0,SYS_F_IOCTLSOCKET, 0), "ioctl"},
|
||
|
{ERR_PACK(0,SYS_F_BIND, 0), "bind"},
|
||
|
{ERR_PACK(0,SYS_F_LISTEN, 0), "listen"},
|
||
|
{ERR_PACK(0,SYS_F_ACCEPT, 0), "accept"},
|
||
|
{ERR_PACK(0,SYS_F_OPENDIR, 0), "opendir"},
|
||
|
{ERR_PACK(0,SYS_F_FREAD, 0), "fread"},
|
||
|
{0, NULL},
|
||
|
};
|
||
|
|
||
|
static ERR_STRING_DATA ERR_str_reasons[] = {
|
||
|
{ERR_R_SYS_LIB, "system lib"},
|
||
|
{ERR_R_BN_LIB, "BN lib"},
|
||
|
{ERR_R_RSA_LIB, "RSA lib"},
|
||
|
{ERR_R_DH_LIB, "DH lib"},
|
||
|
{ERR_R_EVP_LIB, "EVP lib"},
|
||
|
{ERR_R_BUF_LIB, "BUF lib"},
|
||
|
{ERR_R_OBJ_LIB, "OBJ lib"},
|
||
|
{ERR_R_PEM_LIB, "PEM lib"},
|
||
|
{ERR_R_DSA_LIB, "DSA lib"},
|
||
|
{ERR_R_X509_LIB, "X509 lib"},
|
||
|
{ERR_R_ASN1_LIB, "ASN1 lib"},
|
||
|
{ERR_R_CONF_LIB, "CONF lib"},
|
||
|
{ERR_R_CRYPTO_LIB, "CRYPTO lib"},
|
||
|
{ERR_R_EC_LIB, "EC lib"},
|
||
|
{ERR_R_SSL_LIB, "SSL lib"},
|
||
|
{ERR_R_BIO_LIB, "BIO lib"},
|
||
|
{ERR_R_PKCS7_LIB, "PKCS7 lib"},
|
||
|
{ERR_R_X509V3_LIB, "X509V3 lib"},
|
||
|
{ERR_R_PKCS12_LIB, "PKCS12 lib"},
|
||
|
{ERR_R_RAND_LIB, "RAND lib"},
|
||
|
{ERR_R_DSO_LIB, "DSO lib"},
|
||
|
{ERR_R_ENGINE_LIB, "ENGINE lib"},
|
||
|
{ERR_R_OCSP_LIB, "OCSP lib"},
|
||
|
{ERR_R_TS_LIB, "TS lib"},
|
||
|
|
||
|
{ERR_R_NESTED_ASN1_ERROR, "nested asn1 error"},
|
||
|
{ERR_R_BAD_ASN1_OBJECT_HEADER, "bad asn1 object header"},
|
||
|
{ERR_R_BAD_GET_ASN1_OBJECT_CALL, "bad get asn1 object call"},
|
||
|
{ERR_R_EXPECTING_AN_ASN1_SEQUENCE, "expecting an asn1 sequence"},
|
||
|
{ERR_R_ASN1_LENGTH_MISMATCH, "asn1 length mismatch"},
|
||
|
{ERR_R_MISSING_ASN1_EOS, "missing asn1 eos"},
|
||
|
|
||
|
{ERR_R_FATAL, "fatal"},
|
||
|
{ERR_R_MALLOC_FAILURE, "malloc failure"},
|
||
|
{ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED, "called a function you should not call"},
|
||
|
{ERR_R_PASSED_NULL_PARAMETER, "passed a null parameter"},
|
||
|
{ERR_R_INTERNAL_ERROR, "internal error"},
|
||
|
{ERR_R_DISABLED , "called a function that was disabled at compile-time"},
|
||
|
|
||
|
{0, NULL},
|
||
|
};
|
||
|
#endif
|
||
|
|
||
|
|
||
|
/* Define the predeclared (but externally opaque) "ERR_FNS" type */
|
||
|
struct st_ERR_FNS {
|
||
|
/* Works on the "error_hash" string table */
|
||
|
LHASH_OF(ERR_STRING_DATA) *(*cb_err_get)(int create);
|
||
|
void (*cb_err_del)(void);
|
||
|
ERR_STRING_DATA *(*cb_err_get_item)(const ERR_STRING_DATA *);
|
||
|
ERR_STRING_DATA *(*cb_err_set_item)(ERR_STRING_DATA *);
|
||
|
ERR_STRING_DATA *(*cb_err_del_item)(ERR_STRING_DATA *);
|
||
|
/* Works on the "thread_hash" error-state table */
|
||
|
LHASH_OF(ERR_STATE) *(*cb_thread_get)(int create);
|
||
|
void (*cb_thread_release)(LHASH_OF(ERR_STATE) **hash);
|
||
|
ERR_STATE *(*cb_thread_get_item)(const ERR_STATE *);
|
||
|
ERR_STATE *(*cb_thread_set_item)(ERR_STATE *);
|
||
|
void (*cb_thread_del_item)(const ERR_STATE *);
|
||
|
/* Returns the next available error "library" numbers */
|
||
|
int (*cb_get_next_lib)(void);
|
||
|
};
|
||
|
|
||
|
/* Predeclarations of the "err_defaults" functions */
|
||
|
static LHASH_OF(ERR_STRING_DATA) *int_err_get(int create);
|
||
|
static void int_err_del(void);
|
||
|
static ERR_STRING_DATA *int_err_get_item(const ERR_STRING_DATA *);
|
||
|
static ERR_STRING_DATA *int_err_set_item(ERR_STRING_DATA *);
|
||
|
static ERR_STRING_DATA *int_err_del_item(ERR_STRING_DATA *);
|
||
|
static LHASH_OF(ERR_STATE) *int_thread_get(int create);
|
||
|
static void int_thread_release(LHASH_OF(ERR_STATE) **hash);
|
||
|
static ERR_STATE *int_thread_get_item(const ERR_STATE *);
|
||
|
static ERR_STATE *int_thread_set_item(ERR_STATE *);
|
||
|
static void int_thread_del_item(const ERR_STATE *);
|
||
|
static int int_err_get_next_lib(void);
|
||
|
|
||
|
/* The static ERR_FNS table using these defaults functions */
|
||
|
static const ERR_FNS err_defaults = {
|
||
|
int_err_get,
|
||
|
int_err_del,
|
||
|
int_err_get_item,
|
||
|
int_err_set_item,
|
||
|
int_err_del_item,
|
||
|
int_thread_get,
|
||
|
int_thread_release,
|
||
|
int_thread_get_item,
|
||
|
int_thread_set_item,
|
||
|
int_thread_del_item,
|
||
|
int_err_get_next_lib
|
||
|
};
|
||
|
|
||
|
/* The replacable table of ERR_FNS functions we use at run-time */
|
||
|
static const ERR_FNS *err_fns = NULL;
|
||
|
|
||
|
/* Eg. rather than using "err_get()", use "ERRFN(err_get)()". */
|
||
|
#define ERRFN(a) err_fns->cb_##a
|
||
|
|
||
|
/* The internal state used by "err_defaults" - as such, the setting, reading,
|
||
|
* creating, and deleting of this data should only be permitted via the
|
||
|
* "err_defaults" functions. This way, a linked module can completely defer all
|
||
|
* ERR state operation (together with requisite locking) to the implementations
|
||
|
* and state in the loading application. */
|
||
|
static LHASH_OF(ERR_STRING_DATA) *int_error_hash = NULL;
|
||
|
static LHASH_OF(ERR_STATE) *int_thread_hash = NULL;
|
||
|
static int int_thread_hash_references = 0;
|
||
|
static int int_err_library_number = ERR_LIB_USER;
|
||
|
|
||
|
static pthread_t err_init_thread;
|
||
|
|
||
|
/* Internal function that checks whether "err_fns" is set and if not, sets it to
|
||
|
* the defaults. */
|
||
|
static void
|
||
|
err_fns_check(void)
|
||
|
{
|
||
|
if (err_fns)
|
||
|
return;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
if (!err_fns)
|
||
|
err_fns = &err_defaults;
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
}
|
||
|
|
||
|
/* API functions to get or set the underlying ERR functions. */
|
||
|
|
||
|
const ERR_FNS *
|
||
|
ERR_get_implementation(void)
|
||
|
{
|
||
|
err_fns_check();
|
||
|
return err_fns;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
ERR_set_implementation(const ERR_FNS *fns)
|
||
|
{
|
||
|
int ret = 0;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
/* It's too late if 'err_fns' is non-NULL. BTW: not much point setting
|
||
|
* an error is there?! */
|
||
|
if (!err_fns) {
|
||
|
err_fns = fns;
|
||
|
ret = 1;
|
||
|
}
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
/* These are the callbacks provided to "lh_new()" when creating the LHASH tables
|
||
|
* internal to the "err_defaults" implementation. */
|
||
|
|
||
|
static unsigned long get_error_values(int inc, int top, const char **file,
|
||
|
int *line, const char **data, int *flags);
|
||
|
|
||
|
/* The internal functions used in the "err_defaults" implementation */
|
||
|
|
||
|
static unsigned long
|
||
|
err_string_data_hash(const ERR_STRING_DATA *a)
|
||
|
{
|
||
|
unsigned long ret, l;
|
||
|
|
||
|
l = a->error;
|
||
|
ret = l^ERR_GET_LIB(l)^ERR_GET_FUNC(l);
|
||
|
return (ret^ret % 19*13);
|
||
|
}
|
||
|
static IMPLEMENT_LHASH_HASH_FN(err_string_data, ERR_STRING_DATA)
|
||
|
|
||
|
static int
|
||
|
err_string_data_cmp(const ERR_STRING_DATA *a, const ERR_STRING_DATA *b)
|
||
|
{
|
||
|
return (int)(a->error - b->error);
|
||
|
}
|
||
|
static IMPLEMENT_LHASH_COMP_FN(err_string_data, ERR_STRING_DATA)
|
||
|
|
||
|
static
|
||
|
LHASH_OF(ERR_STRING_DATA) *int_err_get(int create)
|
||
|
{
|
||
|
LHASH_OF(ERR_STRING_DATA) *ret = NULL;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
if (!int_error_hash && create) {
|
||
|
CRYPTO_push_info("int_err_get (err.c)");
|
||
|
int_error_hash = lh_ERR_STRING_DATA_new();
|
||
|
CRYPTO_pop_info();
|
||
|
}
|
||
|
if (int_error_hash)
|
||
|
ret = int_error_hash;
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
static void
|
||
|
int_err_del(void)
|
||
|
{
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
if (int_error_hash) {
|
||
|
lh_ERR_STRING_DATA_free(int_error_hash);
|
||
|
int_error_hash = NULL;
|
||
|
}
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
}
|
||
|
|
||
|
static ERR_STRING_DATA *
|
||
|
int_err_get_item(const ERR_STRING_DATA *d)
|
||
|
{
|
||
|
ERR_STRING_DATA *p;
|
||
|
LHASH_OF(ERR_STRING_DATA) *hash;
|
||
|
|
||
|
err_fns_check();
|
||
|
hash = ERRFN(err_get)(0);
|
||
|
if (!hash)
|
||
|
return NULL;
|
||
|
|
||
|
CRYPTO_r_lock(CRYPTO_LOCK_ERR);
|
||
|
p = lh_ERR_STRING_DATA_retrieve(hash, d);
|
||
|
CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
return p;
|
||
|
}
|
||
|
|
||
|
static ERR_STRING_DATA *
|
||
|
int_err_set_item(ERR_STRING_DATA *d)
|
||
|
{
|
||
|
ERR_STRING_DATA *p;
|
||
|
LHASH_OF(ERR_STRING_DATA) *hash;
|
||
|
|
||
|
err_fns_check();
|
||
|
hash = ERRFN(err_get)(1);
|
||
|
if (!hash)
|
||
|
return NULL;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
p = lh_ERR_STRING_DATA_insert(hash, d);
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
return p;
|
||
|
}
|
||
|
|
||
|
static ERR_STRING_DATA *
|
||
|
int_err_del_item(ERR_STRING_DATA *d)
|
||
|
{
|
||
|
ERR_STRING_DATA *p;
|
||
|
LHASH_OF(ERR_STRING_DATA) *hash;
|
||
|
|
||
|
err_fns_check();
|
||
|
hash = ERRFN(err_get)(0);
|
||
|
if (!hash)
|
||
|
return NULL;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
p = lh_ERR_STRING_DATA_delete(hash, d);
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
return p;
|
||
|
}
|
||
|
|
||
|
static unsigned long
|
||
|
err_state_hash(const ERR_STATE *a)
|
||
|
{
|
||
|
return CRYPTO_THREADID_hash(&a->tid) * 13;
|
||
|
}
|
||
|
static IMPLEMENT_LHASH_HASH_FN(err_state, ERR_STATE)
|
||
|
|
||
|
static int
|
||
|
err_state_cmp(const ERR_STATE *a, const ERR_STATE *b)
|
||
|
{
|
||
|
return CRYPTO_THREADID_cmp(&a->tid, &b->tid);
|
||
|
}
|
||
|
static IMPLEMENT_LHASH_COMP_FN(err_state, ERR_STATE)
|
||
|
|
||
|
static
|
||
|
LHASH_OF(ERR_STATE) *int_thread_get(int create)
|
||
|
{
|
||
|
LHASH_OF(ERR_STATE) *ret = NULL;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
if (!int_thread_hash && create) {
|
||
|
CRYPTO_push_info("int_thread_get (err.c)");
|
||
|
int_thread_hash = lh_ERR_STATE_new();
|
||
|
CRYPTO_pop_info();
|
||
|
}
|
||
|
if (int_thread_hash) {
|
||
|
int_thread_hash_references++;
|
||
|
ret = int_thread_hash;
|
||
|
}
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
static void
|
||
|
int_thread_release(LHASH_OF(ERR_STATE) **hash)
|
||
|
{
|
||
|
int i;
|
||
|
|
||
|
if (hash == NULL || *hash == NULL)
|
||
|
return;
|
||
|
|
||
|
i = CRYPTO_add(&int_thread_hash_references, -1, CRYPTO_LOCK_ERR);
|
||
|
if (i > 0)
|
||
|
return;
|
||
|
|
||
|
*hash = NULL;
|
||
|
}
|
||
|
|
||
|
static ERR_STATE *
|
||
|
int_thread_get_item(const ERR_STATE *d)
|
||
|
{
|
||
|
ERR_STATE *p;
|
||
|
LHASH_OF(ERR_STATE) *hash;
|
||
|
|
||
|
err_fns_check();
|
||
|
hash = ERRFN(thread_get)(0);
|
||
|
if (!hash)
|
||
|
return NULL;
|
||
|
|
||
|
CRYPTO_r_lock(CRYPTO_LOCK_ERR);
|
||
|
p = lh_ERR_STATE_retrieve(hash, d);
|
||
|
CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
ERRFN(thread_release)(&hash);
|
||
|
return p;
|
||
|
}
|
||
|
|
||
|
static ERR_STATE *
|
||
|
int_thread_set_item(ERR_STATE *d)
|
||
|
{
|
||
|
ERR_STATE *p;
|
||
|
LHASH_OF(ERR_STATE) *hash;
|
||
|
|
||
|
err_fns_check();
|
||
|
hash = ERRFN(thread_get)(1);
|
||
|
if (!hash)
|
||
|
return NULL;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
p = lh_ERR_STATE_insert(hash, d);
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
ERRFN(thread_release)(&hash);
|
||
|
return p;
|
||
|
}
|
||
|
|
||
|
static void
|
||
|
int_thread_del_item(const ERR_STATE *d)
|
||
|
{
|
||
|
ERR_STATE *p;
|
||
|
LHASH_OF(ERR_STATE) *hash;
|
||
|
|
||
|
err_fns_check();
|
||
|
hash = ERRFN(thread_get)(0);
|
||
|
if (!hash)
|
||
|
return;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
p = lh_ERR_STATE_delete(hash, d);
|
||
|
/* make sure we don't leak memory */
|
||
|
if (int_thread_hash_references == 1 &&
|
||
|
int_thread_hash && lh_ERR_STATE_num_items(int_thread_hash) == 0) {
|
||
|
lh_ERR_STATE_free(int_thread_hash);
|
||
|
int_thread_hash = NULL;
|
||
|
}
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
ERRFN(thread_release)(&hash);
|
||
|
if (p)
|
||
|
ERR_STATE_free(p);
|
||
|
}
|
||
|
|
||
|
static int
|
||
|
int_err_get_next_lib(void)
|
||
|
{
|
||
|
int ret;
|
||
|
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
ret = int_err_library_number++;
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
|
||
|
#ifndef OPENSSL_NO_ERR
|
||
|
#define NUM_SYS_STR_REASONS 127
|
||
|
#define LEN_SYS_STR_REASON 32
|
||
|
|
||
|
static ERR_STRING_DATA SYS_str_reasons[NUM_SYS_STR_REASONS + 1];
|
||
|
/* SYS_str_reasons is filled with copies of strerror() results at
|
||
|
* initialization.
|
||
|
* 'errno' values up to 127 should cover all usual errors,
|
||
|
* others will be displayed numerically by ERR_error_string.
|
||
|
* It is crucial that we have something for each reason code
|
||
|
* that occurs in ERR_str_reasons, or bogus reason strings
|
||
|
* will be returned for SYSerror(which always gets an errno
|
||
|
* value and never one of those 'standard' reason codes. */
|
||
|
|
||
|
static void
|
||
|
build_SYS_str_reasons(void)
|
||
|
{
|
||
|
/* malloc cannot be used here, use static storage instead */
|
||
|
static char strerror_tab[NUM_SYS_STR_REASONS][LEN_SYS_STR_REASON];
|
||
|
int i;
|
||
|
static int init = 1;
|
||
|
|
||
|
CRYPTO_r_lock(CRYPTO_LOCK_ERR);
|
||
|
if (!init) {
|
||
|
CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
|
||
|
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
|
||
|
if (!init) {
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
for (i = 1; i <= NUM_SYS_STR_REASONS; i++) {
|
||
|
ERR_STRING_DATA *str = &SYS_str_reasons[i - 1];
|
||
|
|
||
|
str->error = (unsigned long)i;
|
||
|
if (str->string == NULL) {
|
||
|
char (*dest)[LEN_SYS_STR_REASON] =
|
||
|
&(strerror_tab[i - 1]);
|
||
|
const char *src = strerror(i);
|
||
|
if (src != NULL) {
|
||
|
strlcpy(*dest, src, sizeof *dest);
|
||
|
str->string = *dest;
|
||
|
}
|
||
|
}
|
||
|
if (str->string == NULL)
|
||
|
str->string = "unknown";
|
||
|
}
|
||
|
|
||
|
/* Now we still have SYS_str_reasons[NUM_SYS_STR_REASONS] = {0, NULL},
|
||
|
* as required by ERR_load_strings. */
|
||
|
|
||
|
init = 0;
|
||
|
|
||
|
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#define err_clear_data(p,i) \
|
||
|
do { \
|
||
|
if (((p)->err_data[i] != NULL) && \
|
||
|
(p)->err_data_flags[i] & ERR_TXT_MALLOCED) { \
|
||
|
free((p)->err_data[i]); \
|
||
|
(p)->err_data[i] = NULL; \
|
||
|
} \
|
||
|
(p)->err_data_flags[i] = 0; \
|
||
|
} while(0)
|
||
|
|
||
|
#define err_clear(p,i) \
|
||
|
do { \
|
||
|
(p)->err_flags[i] = 0; \
|
||
|
(p)->err_buffer[i] = 0; \
|
||
|
err_clear_data(p, i); \
|
||
|
(p)->err_file[i] = NULL; \
|
||
|
(p)->err_line[i] = -1; \
|
||
|
} while(0)
|
||
|
|
||
|
static void
|
||
|
ERR_STATE_free(ERR_STATE *s)
|
||
|
{
|
||
|
int i;
|
||
|
|
||
|
if (s == NULL)
|
||
|
return;
|
||
|
|
||
|
for (i = 0; i < ERR_NUM_ERRORS; i++) {
|
||
|
err_clear_data(s, i);
|
||
|
}
|
||
|
free(s);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_load_ERR_strings_internal(void)
|
||
|
{
|
||
|
err_init_thread = pthread_self();
|
||
|
err_fns_check();
|
||
|
#ifndef OPENSSL_NO_ERR
|
||
|
err_load_strings(0, ERR_str_libraries);
|
||
|
err_load_strings(0, ERR_str_reasons);
|
||
|
err_load_strings(ERR_LIB_SYS, ERR_str_functs);
|
||
|
build_SYS_str_reasons();
|
||
|
err_load_strings(ERR_LIB_SYS, SYS_str_reasons);
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
|
||
|
void
|
||
|
ERR_load_ERR_strings(void)
|
||
|
{
|
||
|
static pthread_once_t once = PTHREAD_ONCE_INIT;
|
||
|
|
||
|
if (pthread_equal(pthread_self(), err_init_thread))
|
||
|
return; /* don't recurse */
|
||
|
|
||
|
/* Prayer and clean living lets you ignore errors, OpenSSL style */
|
||
|
(void) OPENSSL_init_crypto(0, NULL);
|
||
|
|
||
|
(void) pthread_once(&once, ERR_load_ERR_strings_internal);
|
||
|
}
|
||
|
|
||
|
static void
|
||
|
err_load_strings(int lib, ERR_STRING_DATA *str)
|
||
|
{
|
||
|
while (str->error) {
|
||
|
if (lib)
|
||
|
str->error |= ERR_PACK(lib, 0, 0);
|
||
|
ERRFN(err_set_item)(str);
|
||
|
str++;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_load_strings(int lib, ERR_STRING_DATA *str)
|
||
|
{
|
||
|
ERR_load_ERR_strings();
|
||
|
err_load_strings(lib, str);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_unload_strings(int lib, ERR_STRING_DATA *str)
|
||
|
{
|
||
|
/* Prayer and clean living lets you ignore errors, OpenSSL style */
|
||
|
(void) OPENSSL_init_crypto(0, NULL);
|
||
|
|
||
|
while (str->error) {
|
||
|
if (lib)
|
||
|
str->error |= ERR_PACK(lib, 0, 0);
|
||
|
ERRFN(err_del_item)(str);
|
||
|
str++;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_free_strings(void)
|
||
|
{
|
||
|
/* Prayer and clean living lets you ignore errors, OpenSSL style */
|
||
|
(void) OPENSSL_init_crypto(0, NULL);
|
||
|
|
||
|
err_fns_check();
|
||
|
ERRFN(err_del)();
|
||
|
}
|
||
|
|
||
|
/********************************************************/
|
||
|
|
||
|
void
|
||
|
ERR_put_error(int lib, int func, int reason, const char *file, int line)
|
||
|
{
|
||
|
ERR_STATE *es;
|
||
|
int save_errno = errno;
|
||
|
|
||
|
es = ERR_get_state();
|
||
|
|
||
|
es->top = (es->top + 1) % ERR_NUM_ERRORS;
|
||
|
if (es->top == es->bottom)
|
||
|
es->bottom = (es->bottom + 1) % ERR_NUM_ERRORS;
|
||
|
es->err_flags[es->top] = 0;
|
||
|
es->err_buffer[es->top] = ERR_PACK(lib, func, reason);
|
||
|
es->err_file[es->top] = file;
|
||
|
es->err_line[es->top] = line;
|
||
|
err_clear_data(es, es->top);
|
||
|
errno = save_errno;
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_clear_error(void)
|
||
|
{
|
||
|
int i;
|
||
|
ERR_STATE *es;
|
||
|
|
||
|
es = ERR_get_state();
|
||
|
|
||
|
for (i = 0; i < ERR_NUM_ERRORS; i++) {
|
||
|
err_clear(es, i);
|
||
|
}
|
||
|
es->top = es->bottom = 0;
|
||
|
}
|
||
|
|
||
|
|
||
|
unsigned long
|
||
|
ERR_get_error(void)
|
||
|
{
|
||
|
return (get_error_values(1, 0, NULL, NULL, NULL, NULL));
|
||
|
}
|
||
|
|
||
|
unsigned long
|
||
|
ERR_get_error_line(const char **file, int *line)
|
||
|
{
|
||
|
return (get_error_values(1, 0, file, line, NULL, NULL));
|
||
|
}
|
||
|
|
||
|
unsigned long
|
||
|
ERR_get_error_line_data(const char **file, int *line,
|
||
|
const char **data, int *flags)
|
||
|
{
|
||
|
return (get_error_values(1, 0, file, line, data, flags));
|
||
|
}
|
||
|
|
||
|
|
||
|
unsigned long
|
||
|
ERR_peek_error(void)
|
||
|
{
|
||
|
return (get_error_values(0, 0, NULL, NULL, NULL, NULL));
|
||
|
}
|
||
|
|
||
|
unsigned long
|
||
|
ERR_peek_error_line(const char **file, int *line)
|
||
|
{
|
||
|
return (get_error_values(0, 0, file, line, NULL, NULL));
|
||
|
}
|
||
|
|
||
|
unsigned long
|
||
|
ERR_peek_error_line_data(const char **file, int *line,
|
||
|
const char **data, int *flags)
|
||
|
{
|
||
|
return (get_error_values(0, 0, file, line, data, flags));
|
||
|
}
|
||
|
|
||
|
unsigned long
|
||
|
ERR_peek_last_error(void)
|
||
|
{
|
||
|
return (get_error_values(0, 1, NULL, NULL, NULL, NULL));
|
||
|
}
|
||
|
|
||
|
unsigned long
|
||
|
ERR_peek_last_error_line(const char **file, int *line)
|
||
|
{
|
||
|
return (get_error_values(0, 1, file, line, NULL, NULL));
|
||
|
}
|
||
|
|
||
|
unsigned long
|
||
|
ERR_peek_last_error_line_data(const char **file, int *line,
|
||
|
const char **data, int *flags)
|
||
|
{
|
||
|
return (get_error_values(0, 1, file, line, data, flags));
|
||
|
}
|
||
|
|
||
|
static unsigned long
|
||
|
get_error_values(int inc, int top, const char **file, int *line,
|
||
|
const char **data, int *flags)
|
||
|
{
|
||
|
int i = 0;
|
||
|
ERR_STATE *es;
|
||
|
unsigned long ret;
|
||
|
|
||
|
es = ERR_get_state();
|
||
|
|
||
|
if (inc && top) {
|
||
|
if (file)
|
||
|
*file = "";
|
||
|
if (line)
|
||
|
*line = 0;
|
||
|
if (data)
|
||
|
*data = "";
|
||
|
if (flags)
|
||
|
*flags = 0;
|
||
|
|
||
|
return ERR_R_INTERNAL_ERROR;
|
||
|
}
|
||
|
|
||
|
if (es->bottom == es->top)
|
||
|
return 0;
|
||
|
if (top)
|
||
|
i = es->top; /* last error */
|
||
|
else
|
||
|
i = (es->bottom + 1) % ERR_NUM_ERRORS; /* first error */
|
||
|
|
||
|
ret = es->err_buffer[i];
|
||
|
if (inc) {
|
||
|
es->bottom = i;
|
||
|
es->err_buffer[i] = 0;
|
||
|
}
|
||
|
|
||
|
if ((file != NULL) && (line != NULL)) {
|
||
|
if (es->err_file[i] == NULL) {
|
||
|
*file = "NA";
|
||
|
if (line != NULL)
|
||
|
*line = 0;
|
||
|
} else {
|
||
|
*file = es->err_file[i];
|
||
|
if (line != NULL)
|
||
|
*line = es->err_line[i];
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (data == NULL) {
|
||
|
if (inc) {
|
||
|
err_clear_data(es, i);
|
||
|
}
|
||
|
} else {
|
||
|
if (es->err_data[i] == NULL) {
|
||
|
*data = "";
|
||
|
if (flags != NULL)
|
||
|
*flags = 0;
|
||
|
} else {
|
||
|
*data = es->err_data[i];
|
||
|
if (flags != NULL)
|
||
|
*flags = es->err_data_flags[i];
|
||
|
}
|
||
|
}
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_error_string_n(unsigned long e, char *buf, size_t len)
|
||
|
{
|
||
|
char lsbuf[30], fsbuf[30], rsbuf[30];
|
||
|
const char *ls, *fs, *rs;
|
||
|
int l, f, r, ret;
|
||
|
|
||
|
l = ERR_GET_LIB(e);
|
||
|
f = ERR_GET_FUNC(e);
|
||
|
r = ERR_GET_REASON(e);
|
||
|
|
||
|
ls = ERR_lib_error_string(e);
|
||
|
fs = ERR_func_error_string(e);
|
||
|
rs = ERR_reason_error_string(e);
|
||
|
|
||
|
if (ls == NULL) {
|
||
|
(void) snprintf(lsbuf, sizeof(lsbuf), "lib(%d)", l);
|
||
|
ls = lsbuf;
|
||
|
}
|
||
|
if (fs == NULL) {
|
||
|
(void) snprintf(fsbuf, sizeof(fsbuf), "func(%d)", f);
|
||
|
fs = fsbuf;
|
||
|
}
|
||
|
if (rs == NULL) {
|
||
|
(void) snprintf(rsbuf, sizeof(rsbuf), "reason(%d)", r);
|
||
|
rs = rsbuf;
|
||
|
}
|
||
|
|
||
|
ret = snprintf(buf, len, "error:%08lX:%s:%s:%s", e, ls, fs, rs);
|
||
|
if (ret == -1)
|
||
|
return; /* can't happen, and can't do better if it does */
|
||
|
if (ret >= len) {
|
||
|
/* output may be truncated; make sure we always have 5
|
||
|
* colon-separated fields, i.e. 4 colons ... */
|
||
|
#define NUM_COLONS 4
|
||
|
if (len > NUM_COLONS) /* ... if possible */
|
||
|
{
|
||
|
int i;
|
||
|
char *s = buf;
|
||
|
|
||
|
for (i = 0; i < NUM_COLONS; i++) {
|
||
|
char *colon = strchr(s, ':');
|
||
|
if (colon == NULL ||
|
||
|
colon > &buf[len - 1] - NUM_COLONS + i) {
|
||
|
/* set colon no. i at last possible position
|
||
|
* (buf[len-1] is the terminating 0)*/
|
||
|
colon = &buf[len - 1] - NUM_COLONS + i;
|
||
|
*colon = ':';
|
||
|
}
|
||
|
s = colon + 1;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* BAD for multi-threading: uses a local buffer if ret == NULL */
|
||
|
/* ERR_error_string_n should be used instead for ret != NULL
|
||
|
* as ERR_error_string cannot know how large the buffer is */
|
||
|
char *
|
||
|
ERR_error_string(unsigned long e, char *ret)
|
||
|
{
|
||
|
static char buf[256];
|
||
|
|
||
|
if (ret == NULL)
|
||
|
ret = buf;
|
||
|
ERR_error_string_n(e, ret, 256);
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
LHASH_OF(ERR_STRING_DATA) *ERR_get_string_table(void)
|
||
|
{
|
||
|
err_fns_check();
|
||
|
return ERRFN(err_get)(0);
|
||
|
}
|
||
|
|
||
|
LHASH_OF(ERR_STATE) *ERR_get_err_state_table(void)
|
||
|
{
|
||
|
err_fns_check();
|
||
|
return ERRFN(thread_get)(0);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_release_err_state_table(LHASH_OF(ERR_STATE) **hash)
|
||
|
{
|
||
|
err_fns_check();
|
||
|
ERRFN(thread_release)(hash);
|
||
|
}
|
||
|
|
||
|
const char *
|
||
|
ERR_lib_error_string(unsigned long e)
|
||
|
{
|
||
|
ERR_STRING_DATA d, *p;
|
||
|
unsigned long l;
|
||
|
|
||
|
if (!OPENSSL_init_crypto(0, NULL))
|
||
|
return NULL;
|
||
|
|
||
|
err_fns_check();
|
||
|
l = ERR_GET_LIB(e);
|
||
|
d.error = ERR_PACK(l, 0, 0);
|
||
|
p = ERRFN(err_get_item)(&d);
|
||
|
return ((p == NULL) ? NULL : p->string);
|
||
|
}
|
||
|
|
||
|
const char *
|
||
|
ERR_func_error_string(unsigned long e)
|
||
|
{
|
||
|
ERR_STRING_DATA d, *p;
|
||
|
unsigned long l, f;
|
||
|
|
||
|
err_fns_check();
|
||
|
l = ERR_GET_LIB(e);
|
||
|
f = ERR_GET_FUNC(e);
|
||
|
d.error = ERR_PACK(l, f, 0);
|
||
|
p = ERRFN(err_get_item)(&d);
|
||
|
return ((p == NULL) ? NULL : p->string);
|
||
|
}
|
||
|
|
||
|
const char *
|
||
|
ERR_reason_error_string(unsigned long e)
|
||
|
{
|
||
|
ERR_STRING_DATA d, *p = NULL;
|
||
|
unsigned long l, r;
|
||
|
|
||
|
err_fns_check();
|
||
|
l = ERR_GET_LIB(e);
|
||
|
r = ERR_GET_REASON(e);
|
||
|
d.error = ERR_PACK(l, 0, r);
|
||
|
p = ERRFN(err_get_item)(&d);
|
||
|
if (!p) {
|
||
|
d.error = ERR_PACK(0, 0, r);
|
||
|
p = ERRFN(err_get_item)(&d);
|
||
|
}
|
||
|
return ((p == NULL) ? NULL : p->string);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_remove_thread_state(const CRYPTO_THREADID *id)
|
||
|
{
|
||
|
ERR_STATE tmp;
|
||
|
|
||
|
if (id)
|
||
|
CRYPTO_THREADID_cpy(&tmp.tid, id);
|
||
|
else
|
||
|
CRYPTO_THREADID_current(&tmp.tid);
|
||
|
err_fns_check();
|
||
|
/* thread_del_item automatically destroys the LHASH if the number of
|
||
|
* items reaches zero. */
|
||
|
ERRFN(thread_del_item)(&tmp);
|
||
|
}
|
||
|
|
||
|
#ifndef OPENSSL_NO_DEPRECATED
|
||
|
void
|
||
|
ERR_remove_state(unsigned long pid)
|
||
|
{
|
||
|
ERR_remove_thread_state(NULL);
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
ERR_STATE *
|
||
|
ERR_get_state(void)
|
||
|
{
|
||
|
static ERR_STATE fallback;
|
||
|
ERR_STATE *ret, tmp, *tmpp = NULL;
|
||
|
int i;
|
||
|
CRYPTO_THREADID tid;
|
||
|
|
||
|
err_fns_check();
|
||
|
CRYPTO_THREADID_current(&tid);
|
||
|
CRYPTO_THREADID_cpy(&tmp.tid, &tid);
|
||
|
ret = ERRFN(thread_get_item)(&tmp);
|
||
|
|
||
|
/* ret == the error state, if NULL, make a new one */
|
||
|
if (ret == NULL) {
|
||
|
ret = malloc(sizeof(ERR_STATE));
|
||
|
if (ret == NULL)
|
||
|
return (&fallback);
|
||
|
CRYPTO_THREADID_cpy(&ret->tid, &tid);
|
||
|
ret->top = 0;
|
||
|
ret->bottom = 0;
|
||
|
for (i = 0; i < ERR_NUM_ERRORS; i++) {
|
||
|
ret->err_data[i] = NULL;
|
||
|
ret->err_data_flags[i] = 0;
|
||
|
}
|
||
|
tmpp = ERRFN(thread_set_item)(ret);
|
||
|
/* To check if insertion failed, do a get. */
|
||
|
if (ERRFN(thread_get_item)(ret) != ret) {
|
||
|
ERR_STATE_free(ret); /* could not insert it */
|
||
|
return (&fallback);
|
||
|
}
|
||
|
/* If a race occured in this function and we came second, tmpp
|
||
|
* is the first one that we just replaced. */
|
||
|
if (tmpp)
|
||
|
ERR_STATE_free(tmpp);
|
||
|
}
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
ERR_get_next_error_library(void)
|
||
|
{
|
||
|
err_fns_check();
|
||
|
return ERRFN(get_next_lib)();
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_set_error_data(char *data, int flags)
|
||
|
{
|
||
|
ERR_STATE *es;
|
||
|
int i;
|
||
|
|
||
|
es = ERR_get_state();
|
||
|
|
||
|
i = es->top;
|
||
|
if (i == 0)
|
||
|
i = ERR_NUM_ERRORS - 1;
|
||
|
|
||
|
err_clear_data(es, i);
|
||
|
es->err_data[i] = data;
|
||
|
es->err_data_flags[i] = flags;
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_asprintf_error_data(char * format, ...)
|
||
|
{
|
||
|
char *errbuf = NULL;
|
||
|
va_list ap;
|
||
|
int r;
|
||
|
|
||
|
va_start(ap, format);
|
||
|
r = vasprintf(&errbuf, format, ap);
|
||
|
va_end(ap);
|
||
|
if (r == -1)
|
||
|
ERR_set_error_data("malloc failed", ERR_TXT_STRING);
|
||
|
else
|
||
|
ERR_set_error_data(errbuf, ERR_TXT_MALLOCED|ERR_TXT_STRING);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_add_error_vdata(int num, va_list args)
|
||
|
{
|
||
|
char format[129];
|
||
|
char *errbuf;
|
||
|
int i;
|
||
|
|
||
|
format[0] = '\0';
|
||
|
for (i = 0; i < num; i++) {
|
||
|
if (strlcat(format, "%s", sizeof(format)) >= sizeof(format)) {
|
||
|
ERR_set_error_data("too many errors", ERR_TXT_STRING);
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
if (vasprintf(&errbuf, format, args) == -1)
|
||
|
ERR_set_error_data("malloc failed", ERR_TXT_STRING);
|
||
|
else
|
||
|
ERR_set_error_data(errbuf, ERR_TXT_MALLOCED|ERR_TXT_STRING);
|
||
|
}
|
||
|
|
||
|
void
|
||
|
ERR_add_error_data(int num, ...)
|
||
|
{
|
||
|
va_list args;
|
||
|
va_start(args, num);
|
||
|
ERR_add_error_vdata(num, args);
|
||
|
va_end(args);
|
||
|
}
|
||
|
|
||
|
int
|
||
|
ERR_set_mark(void)
|
||
|
{
|
||
|
ERR_STATE *es;
|
||
|
|
||
|
es = ERR_get_state();
|
||
|
|
||
|
if (es->bottom == es->top)
|
||
|
return 0;
|
||
|
es->err_flags[es->top] |= ERR_FLAG_MARK;
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
ERR_pop_to_mark(void)
|
||
|
{
|
||
|
ERR_STATE *es;
|
||
|
|
||
|
es = ERR_get_state();
|
||
|
|
||
|
while (es->bottom != es->top &&
|
||
|
(es->err_flags[es->top] & ERR_FLAG_MARK) == 0) {
|
||
|
err_clear(es, es->top);
|
||
|
es->top -= 1;
|
||
|
if (es->top == -1)
|
||
|
es->top = ERR_NUM_ERRORS - 1;
|
||
|
}
|
||
|
|
||
|
if (es->bottom == es->top)
|
||
|
return 0;
|
||
|
es->err_flags[es->top]&=~ERR_FLAG_MARK;
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
void
|
||
|
err_clear_last_constant_time(int clear)
|
||
|
{
|
||
|
ERR_STATE *es;
|
||
|
int top;
|
||
|
|
||
|
es = ERR_get_state();
|
||
|
if (es == NULL)
|
||
|
return;
|
||
|
|
||
|
top = es->top;
|
||
|
|
||
|
es->err_flags[top] &= ~(0 - clear);
|
||
|
es->err_buffer[top] &= ~(0UL - clear);
|
||
|
es->err_file[top] = (const char *)((uintptr_t)es->err_file[top] &
|
||
|
~((uintptr_t)0 - clear));
|
||
|
es->err_line[top] |= 0 - clear;
|
||
|
|
||
|
es->top = (top + ERR_NUM_ERRORS - clear) % ERR_NUM_ERRORS;
|
||
|
}
|