/* crypto/err/err.h */
/* 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.]
 */

#ifndef HEADER_ERR_H
#define HEADER_ERR_H

#ifdef  __cplusplus
extern "C" {
#endif

/* The following is a bit of a trick to help the object files only contain
 * the 'name of the file' string once.  Since 'err.h' is protected by the
 * HEADER_ERR_H stuff, this should be included only once per file. */

#define ERR_file_name   __FILE__

#ifndef NO_ERR
#define ERR_PUT_error(a,b,c,d,e)        ERR_put_error(a,b,c,d,e)
#else
#define ERR_PUT_error(a,b,c,d,e)        ERR_put_error(a,b,c,NULL,0)
#endif

#include <errno.h>

#define ERR_TXT_MALLOCED        0x01
#define ERR_TXT_STRING          0x02

#define ERR_NUM_ERRORS  16
typedef struct err_state_st
        {
        unsigned long pid;
        unsigned long err_buffer[ERR_NUM_ERRORS];
        char *err_data[ERR_NUM_ERRORS];
        int err_data_flags[ERR_NUM_ERRORS];
        char *err_file[ERR_NUM_ERRORS];
        int err_line[ERR_NUM_ERRORS];
        int top,bottom;
        } ERR_STATE;

/* library */
#define ERR_LIB_NONE            1
#define ERR_LIB_SYS             2
#define ERR_LIB_BN              3
#define ERR_LIB_RSA             4
#define ERR_LIB_DH              5
#define ERR_LIB_EVP             6
#define ERR_LIB_BUF             7
#define ERR_LIB_OBJ             8
#define ERR_LIB_PEM             9
#define ERR_LIB_DSA             10
#define ERR_LIB_X509            11
#define ERR_LIB_METH            12
#define ERR_LIB_ASN1            13
#define ERR_LIB_CONF            14
#define ERR_LIB_CRYPTO          15
#define ERR_LIB_SSL             20
#define ERR_LIB_SSL23           21
#define ERR_LIB_SSL2            22
#define ERR_LIB_SSL3            23
#define ERR_LIB_RSAREF          30
#define ERR_LIB_PROXY           31
#define ERR_LIB_BIO             32
#define ERR_LIB_PKCS7           33

#define ERR_LIB_USER            128

#define SYSerr(f,r)  ERR_PUT_error(ERR_LIB_SYS,(f),(r),ERR_file_name,__LINE__)
#define BNerr(f,r)   ERR_PUT_error(ERR_LIB_BN,(f),(r),ERR_file_name,__LINE__)
#define RSAerr(f,r)  ERR_PUT_error(ERR_LIB_RSA,(f),(r),ERR_file_name,__LINE__)
#define DHerr(f,r)   ERR_PUT_error(ERR_LIB_DH,(f),(r),ERR_file_name,__LINE__)
#define EVPerr(f,r)  ERR_PUT_error(ERR_LIB_EVP,(f),(r),ERR_file_name,__LINE__)
#define BUFerr(f,r)  ERR_PUT_error(ERR_LIB_BUF,(f),(r),ERR_file_name,__LINE__)
#define BIOerr(f,r)  ERR_PUT_error(ERR_LIB_BIO,(f),(r),ERR_file_name,__LINE__)
#define OBJerr(f,r)  ERR_PUT_error(ERR_LIB_OBJ,(f),(r),ERR_file_name,__LINE__)
#define PEMerr(f,r)  ERR_PUT_error(ERR_LIB_PEM,(f),(r),ERR_file_name,__LINE__)
#define DSAerr(f,r)  ERR_PUT_error(ERR_LIB_DSA,(f),(r),ERR_file_name,__LINE__)
#define X509err(f,r) ERR_PUT_error(ERR_LIB_X509,(f),(r),ERR_file_name,__LINE__)
#define METHerr(f,r) ERR_PUT_error(ERR_LIB_METH,(f),(r),ERR_file_name,__LINE__)
#define ASN1err(f,r) ERR_PUT_error(ERR_LIB_ASN1,(f),(r),ERR_file_name,__LINE__)
#define CONFerr(f,r) ERR_PUT_error(ERR_LIB_CONF,(f),(r),ERR_file_name,__LINE__)
#define CRYPTOerr(f,r) ERR_PUT_error(ERR_LIB_CRYPTO,(f),(r),ERR_file_name,__LINE__)
#define SSLerr(f,r)  ERR_PUT_error(ERR_LIB_SSL,(f),(r),ERR_file_name,__LINE__)
#define SSL23err(f,r) ERR_PUT_error(ERR_LIB_SSL23,(f),(r),ERR_file_name,__LINE__)
#define SSL2err(f,r) ERR_PUT_error(ERR_LIB_SSL2,(f),(r),ERR_file_name,__LINE__)
#define SSL3err(f,r) ERR_PUT_error(ERR_LIB_SSL3,(f),(r),ERR_file_name,__LINE__)
#define RSAREFerr(f,r) ERR_PUT_error(ERR_LIB_RSAREF,(f),(r),ERR_file_name,__LINE__)
#define PROXYerr(f,r) ERR_PUT_error(ERR_LIB_PROXY,(f),(r),ERR_file_name,__LINE__)
#define PKCS7err(f,r) ERR_PUT_error(ERR_LIB_PKCS7,(f),(r),ERR_file_name,__LINE__)

/* Borland C seems too stupid to be able to shift and do longs in
 * the pre-processor :-( */
#define ERR_PACK(l,f,r)         (((((unsigned long)l)&0xffL)*0x1000000)| \
                                ((((unsigned long)f)&0xfffL)*0x1000)| \
                                ((((unsigned long)r)&0xfffL)))
#define ERR_GET_LIB(l)          (int)((((unsigned long)l)>>24L)&0xffL)
#define ERR_GET_FUNC(l)         (int)((((unsigned long)l)>>12L)&0xfffL)
#define ERR_GET_REASON(l)       (int)((l)&0xfffL)
#define ERR_FATAL_ERROR(l)      (int)((l)&ERR_R_FATAL)

/* OS fuctions */
#define SYS_F_FOPEN             1
#define SYS_F_CONNECT           2
#define SYS_F_GETSERVBYNAME     3
#define SYS_F_SOCKET            4
#define SYS_F_IOCTLSOCKET       5
#define SYS_F_BIND              6
#define SYS_F_LISTEN            7
#define SYS_F_ACCEPT            8
#define SYS_F_WSASTARTUP        9 /* Winsock stuff */

#define ERR_R_FATAL             32
/* reasons */
#define ERR_R_SYS_LIB   ERR_LIB_SYS
#define ERR_R_BN_LIB    ERR_LIB_BN
#define ERR_R_RSA_LIB   ERR_LIB_RSA
#define ERR_R_DSA_LIB   ERR_LIB_DSA
#define ERR_R_DH_LIB    ERR_LIB_DH
#define ERR_R_EVP_LIB   ERR_LIB_EVP
#define ERR_R_BUF_LIB   ERR_LIB_BUF
#define ERR_R_BIO_LIB   ERR_LIB_BIO
#define ERR_R_OBJ_LIB   ERR_LIB_OBJ
#define ERR_R_PEM_LIB   ERR_LIB_PEM
#define ERR_R_X509_LIB  ERR_LIB_X509
#define ERR_R_METH_LIB  ERR_LIB_METH
#define ERR_R_ASN1_LIB  ERR_LIB_ASN1
#define ERR_R_CONF_LIB  ERR_LIB_CONF
#define ERR_R_CRYPTO_LIB ERR_LIB_CRYPTO
#define ERR_R_SSL_LIB   ERR_LIB_SSL
#define ERR_R_SSL23_LIB ERR_LIB_SSL23
#define ERR_R_SSL2_LIB  ERR_LIB_SSL2
#define ERR_R_SSL3_LIB  ERR_LIB_SSL3
#define ERR_R_PROXY_LIB ERR_LIB_PROXY
#define ERR_R_BIO_LIB   ERR_LIB_BIO
#define ERR_R_PKCS7_LIB ERR_LIB_PKCS7

/* fatal error */
#define ERR_R_MALLOC_FAILURE                    (1|ERR_R_FATAL)
#define ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED       (2|ERR_R_FATAL)
#define ERR_R_PASSED_NULL_PARAMETER             (3|ERR_R_FATAL)

typedef struct ERR_string_data_st
        {
        unsigned long error;
        char *string;
        } ERR_STRING_DATA;

#define ERR_load_crypto_strings ERR_load_all_crypto_strings

#ifndef NOPROTO
void    ERR_put_error(int lib, int func,int reason,char *file,int line);
void    ERR_set_error_data(char *data,int flags);

unsigned long   ERR_get_error(void );
unsigned long   ERR_get_error_line(char **file,int *line);
unsigned long   ERR_get_error_line_data(char **file,int *line,
                char **data, int *flags);
unsigned long   ERR_peek_error(void );
unsigned long   ERR_peek_error_line(char **file,int *line);
unsigned long   ERR_peek_error_line_data(char **file,int *line,
                char **data,int *flags);
void    ERR_clear_error(void );
char *  ERR_error_string(unsigned long e,char *buf);
char *  ERR_lib_error_string(unsigned long e);
char *  ERR_func_error_string(unsigned long e);
char *  ERR_reason_error_string(unsigned long e);
#ifndef NO_FP_API
void    ERR_print_errors_fp(FILE *fp);
#endif
#ifdef HEADER_BIO_H
void    ERR_print_errors(BIO *bp);
void    ERR_add_error_data( VAR_PLIST( int, num ) );
#endif
void    ERR_load_strings(int lib,ERR_STRING_DATA str[]);
void    ERR_load_ERR_strings(void );
void    ERR_load_all_crypto_strings(void );
void    ERR_free_strings(void );

void    ERR_remove_state(unsigned long pid); /* if zero we look it up */
ERR_STATE *     ERR_get_state(void);

#ifdef HEADER_LHASH_H
LHASH * ERR_get_string_table(void );
LHASH * ERR_get_err_state_table(void );
#else
char *  ERR_get_string_table(void );
char *  ERR_get_err_state_table(void );
#endif

int     ERR_get_next_error_library(void );

#else

void    ERR_put_error();
void    ERR_set_error_data();

unsigned long   ERR_get_error();
unsigned long   ERR_get_error_line();
unsigned long   ERR_peek_error();
unsigned long   ERR_peek_error_line();
void    ERR_clear_error();
char *  ERR_error_string();
char *  ERR_lib_error_string();
char *  ERR_func_error_string();
char *  ERR_reason_error_string();
#ifndef NO_FP_API
void    ERR_print_errors_fp();
#endif
void    ERR_print_errors();
void    ERR_add_error_data();
void    ERR_load_strings();
void    ERR_load_ERR_strings();
void    ERR_load_all_crypto_strings();
void    ERR_free_strings();

void    ERR_remove_state();
ERR_STATE *     ERR_get_state();

#ifdef HEADER_LHASH_H
LHASH * ERR_get_string_table();
LHASH * ERR_get_err_state_table();
#else
char *  ERR_get_string_table();
char *  ERR_get_err_state_table();
#endif

int     ERR_get_next_error_library();

#endif

#ifdef  __cplusplus
}
#endif

#endif
