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d7c0a89a3a
The following types are nonstandard: - u_char - u_short - u_int - u_long - u_int8_t - u_int16_t - u_int32_t Replace them with the C99 standard types: - uint8_t - unsigned short - unsigned int - unsigned long - uint8_t - uint16_t - uint32_t Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>
71 lines
2.7 KiB
C
71 lines
2.7 KiB
C
/*
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* IS-IS Rout(e)ing protocol - isis_flags.h
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* Routines for manipulation of SSN and SRM flags
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*
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* Copyright (C) 2001,2002 Sampo Saaristo
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* Tampere University of Technology
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* Institute of Communications Engineering
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public Licenseas published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; 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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*/
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#ifndef _ZEBRA_ISIS_FLAGS_H
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#define _ZEBRA_ISIS_FLAGS_H
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/* The grand plan is to support 1024 circuits so we have 32*32 bit flags
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* the support will be achived using the newest drafts */
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#define ISIS_MAX_CIRCUITS 32 /* = 1024 */
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/*
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* Flags structure for SSN and SRM flags
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*/
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struct flags {
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int maxindex;
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struct list *free_idcs;
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};
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void flags_initialize(struct flags *flags);
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long int flags_get_index(struct flags *flags);
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void flags_free_index(struct flags *flags, long int index);
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int flags_any_set(uint32_t *flags);
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#define _ISIS_SET_FLAG(F, C) \
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{ \
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F[(C) >> 5] |= (1 << ((C)&0x1F)); \
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}
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#define ISIS_SET_FLAG(F, C) _ISIS_SET_FLAG(F, C->idx)
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#define _ISIS_CLEAR_FLAG(F, C) \
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{ \
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F[(C) >> 5] &= ~(1 << ((C)&0x1F)); \
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}
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#define ISIS_CLEAR_FLAG(F, C) _ISIS_CLEAR_FLAG(F, C->idx)
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#define _ISIS_CHECK_FLAG(F, C) (F[(C)>>5] & (1<<((C) & 0x1F)))
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#define ISIS_CHECK_FLAG(F, C) _ISIS_CHECK_FLAG(F, C->idx)
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/* sets all u_32int_t flags to 1 */
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#define ISIS_FLAGS_SET_ALL(FLAGS) \
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{ \
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memset(FLAGS, 0xFF, ISIS_MAX_CIRCUITS * 4); \
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}
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#define ISIS_FLAGS_CLEAR_ALL(FLAGS) \
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{ \
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memset(FLAGS, 0x00, ISIS_MAX_CIRCUITS * 4); \
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}
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#endif /* _ZEBRA_ISIS_FLAGS_H */
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