| Index: openssl/crypto/err/err.c
|
| diff --git a/openssl/crypto/err/err.c b/openssl/crypto/err/err.c
|
| deleted file mode 100644
|
| index fcdb244008f66d0f8ca10e2947092307b82e2003..0000000000000000000000000000000000000000
|
| --- a/openssl/crypto/err/err.c
|
| +++ /dev/null
|
| @@ -1,1138 +0,0 @@
|
| -/* crypto/err/err.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.]
|
| - */
|
| -/* ====================================================================
|
| - * 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 <stdio.h>
|
| -#include <stdarg.h>
|
| -#include <string.h>
|
| -#include "cryptlib.h"
|
| -#include <openssl/lhash.h>
|
| -#include <openssl/crypto.h>
|
| -#include <openssl/buffer.h>
|
| -#include <openssl/bio.h>
|
| -#include <openssl/err.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"},
|
| -{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), "ioctlsocket"},
|
| - {ERR_PACK(0,SYS_F_BIND,0), "bind"},
|
| - {ERR_PACK(0,SYS_F_LISTEN,0), "listen"},
|
| - {ERR_PACK(0,SYS_F_ACCEPT,0), "accept"},
|
| -#ifdef OPENSSL_SYS_WINDOWS
|
| - {ERR_PACK(0,SYS_F_WSASTARTUP,0), "WSAstartup"},
|
| -#endif
|
| - {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;
|
| -
|
| -/* 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);
|
| -
|
| -#ifdef REF_PRINT
|
| - fprintf(stderr,"%4d:%s\n",int_thread_hash_references,"ERR");
|
| -#endif
|
| - if (i > 0) return;
|
| -#ifdef REF_CHECK
|
| - if (i < 0)
|
| - {
|
| - fprintf(stderr,"int_thread_release, bad reference count\n");
|
| - abort(); /* ok */
|
| - }
|
| -#endif
|
| - *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 SYSerr(), which always gets an errno
|
| - * value and never one of those 'standard' reason codes. */
|
| -
|
| -static void build_SYS_str_reasons(void)
|
| - {
|
| - /* OPENSSL_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]);
|
| - char *src = strerror(i);
|
| - if (src != NULL)
|
| - {
|
| - strncpy(*dest, src, sizeof *dest);
|
| - (*dest)[sizeof *dest - 1] = '\0';
|
| - 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) \
|
| - { \
|
| - OPENSSL_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);
|
| - }
|
| - OPENSSL_free(s);
|
| - }
|
| -
|
| -void ERR_load_ERR_strings(void)
|
| - {
|
| - 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
|
| - }
|
| -
|
| -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)
|
| - {
|
| - while (str->error)
|
| - {
|
| - if (lib)
|
| - str->error|=ERR_PACK(lib,0,0);
|
| - ERRFN(err_del_item)(str);
|
| - str++;
|
| - }
|
| - }
|
| -
|
| -void ERR_free_strings(void)
|
| - {
|
| - err_fns_check();
|
| - ERRFN(err_del)();
|
| - }
|
| -
|
| -/********************************************************/
|
| -
|
| -void ERR_put_error(int lib, int func, int reason, const char *file,
|
| - int line)
|
| - {
|
| - ERR_STATE *es;
|
| -
|
| -#ifdef _OSD_POSIX
|
| - /* In the BS2000-OSD POSIX subsystem, the compiler generates
|
| - * path names in the form "*POSIX(/etc/passwd)".
|
| - * This dirty hack strips them to something sensible.
|
| - * @@@ We shouldn't modify a const string, though.
|
| - */
|
| - if (strncmp(file,"*POSIX(", sizeof("*POSIX(")-1) == 0) {
|
| - char *end;
|
| -
|
| - /* Skip the "*POSIX(" prefix */
|
| - file += sizeof("*POSIX(")-1;
|
| - end = &file[strlen(file)-1];
|
| - if (*end == ')')
|
| - *end = '\0';
|
| - /* Optional: use the basename of the path only. */
|
| - if ((end = strrchr(file, '/')) != NULL)
|
| - file = &end[1];
|
| - }
|
| -#endif
|
| - 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);
|
| - }
|
| -
|
| -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[64], fsbuf[64], rsbuf[64];
|
| - const char *ls,*fs,*rs;
|
| - unsigned long l,f,r;
|
| -
|
| - 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)
|
| - BIO_snprintf(lsbuf, sizeof(lsbuf), "lib(%lu)", l);
|
| - if (fs == NULL)
|
| - BIO_snprintf(fsbuf, sizeof(fsbuf), "func(%lu)", f);
|
| - if (rs == NULL)
|
| - BIO_snprintf(rsbuf, sizeof(rsbuf), "reason(%lu)", r);
|
| -
|
| - BIO_snprintf(buf, len,"error:%08lX:%s:%s:%s", e, ls?ls:lsbuf,
|
| - fs?fs:fsbuf, rs?rs:rsbuf);
|
| - if (strlen(buf) == len-1)
|
| - {
|
| - /* 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;
|
| -
|
| - 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=(ERR_STATE *)OPENSSL_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_add_error_data(int num, ...)
|
| - {
|
| - va_list args;
|
| - va_start(args, num);
|
| - ERR_add_error_vdata(num, args);
|
| - va_end(args);
|
| - }
|
| -
|
| -void ERR_add_error_vdata(int num, va_list args)
|
| - {
|
| - int i,n,s;
|
| - char *str,*p,*a;
|
| -
|
| - s=80;
|
| - str=OPENSSL_malloc(s+1);
|
| - if (str == NULL) return;
|
| - str[0]='\0';
|
| -
|
| - n=0;
|
| - for (i=0; i<num; i++)
|
| - {
|
| - a=va_arg(args, char*);
|
| - /* ignore NULLs, thanks to Bob Beck <beck@obtuse.com> */
|
| - if (a != NULL)
|
| - {
|
| - n+=strlen(a);
|
| - if (n > s)
|
| - {
|
| - s=n+20;
|
| - p=OPENSSL_realloc(str,s+1);
|
| - if (p == NULL)
|
| - {
|
| - OPENSSL_free(str);
|
| - return;
|
| - }
|
| - else
|
| - str=p;
|
| - }
|
| - BUF_strlcat(str,a,(size_t)s+1);
|
| - }
|
| - }
|
| - ERR_set_error_data(str,ERR_TXT_MALLOCED|ERR_TXT_STRING);
|
| - }
|
| -
|
| -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;
|
| - }
|
|
|