opensc/src/libopensc/log.h

80 lines
2.4 KiB
C

/*
* log.h: Logging functions header file
*
* Copyright (C) 2001, 2002 Juha Yrjölä <juha.yrjola@iki.fi>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _SC_LOG_H
#define _SC_LOG_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdarg.h>
#include <opensc/opensc.h>
#define SC_LOG_TYPE_ERROR 0
#define SC_LOG_TYPE_VERBOSE 1
#define SC_LOG_TYPE_DEBUG 2
#if defined(__GNUC__)
#define error(ctx, format, args...) do_log(ctx, SC_LOG_TYPE_ERROR, __FILE__, __LINE__, __FUNCTION__, format , ## args)
#define debug(ctx, format, args...) do_log(ctx, SC_LOG_TYPE_DEBUG, __FILE__, __LINE__, __FUNCTION__, format , ## args)
#else
void error(struct sc_context *ctx, const char *format, ...);
void debug(struct sc_context *ctx, const char *format, ...);
#endif
#define SC_FUNC_CALLED(ctx, level) {\
if ((ctx)->debug >= level)\
debug(ctx, "called\n"); }
#define SC_FUNC_RETURN(ctx, level, r) {\
int _ret = r;\
if (_ret < 0) {\
error(ctx, "returning with: %s\n", sc_strerror(_ret));\
} else if ((ctx)->debug >= level) {\
debug(ctx, "returning with: %d\n", _ret);\
}\
return _ret; }
#define SC_TEST_RET(ctx, r, text) {\
int _ret = (r);\
if (_ret < 0) {\
error((ctx), "%s: %s\n", (text), sc_strerror(_ret));\
return _ret;\
}\
}
void do_log(struct sc_context *ctx, int facility, const char *file,
int line, const char *func, const char *format, ...);
void do_log2(struct sc_context *ctx, int type, const char *file,
int line, const char *func, const char *format, va_list args);
void sc_hex_dump(struct sc_context *ctx, const u8 *buf, size_t len,
char *out, size_t outlen);
#define sc_perror(ctx, errno, str) { error((ctx), "%s: %s\n", str, sc_strerror((errno))); }
#ifdef __cplusplus
}
#endif
#endif