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* BlueZ - Bluetooth protocol stack for Linux
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* Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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void info(const char *format, ...) __attribute__((format(printf, 1, 2)));
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void error(const char *format, ...) __attribute__((format(printf, 1, 2)));
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void btd_debug(const char *format, ...) __attribute__((format(printf, 1, 2)));
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void __btd_log_init(const char *debug, int detach);
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void __btd_log_cleanup(void);
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void __btd_toggle_debug();
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struct btd_debug_desc {
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#define BTD_DEBUG_FLAG_DEFAULT (0)
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#define BTD_DEBUG_FLAG_PRINT (1 << 0)
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} __attribute__((aligned(8)));
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* @arg...: list of arguments
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* Simple macro around btd_debug() which also include the function
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* name it is called in.
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#define DBG(fmt, arg...) do { \
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static struct btd_debug_desc __btd_debug_desc \
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__attribute__((used, section("__debug"), aligned(8))) = { \
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.file = __FILE__, .flags = BTD_DEBUG_FLAG_DEFAULT, \
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if (__btd_debug_desc.flags & BTD_DEBUG_FLAG_PRINT) \
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btd_debug("%s:%s() " fmt, __FILE__, __FUNCTION__ , ## arg); \