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author | jardin <jardin> | 2003-12-23 09:09:43 +0100 |
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committer | jardin <jardin> | 2003-12-23 09:09:43 +0100 |
commit | eb5d44eb8dcf25a1b328e57d1eabb1f89e3bc59b (patch) | |
tree | 2973e8563fcbd4a8cf901d211ff4f8de00c36381 /isisd/isis_flags.h | |
parent | Reorder free(f); unlink(f); to unlink before freeing. (diff) | |
download | frr-eb5d44eb8dcf25a1b328e57d1eabb1f89e3bc59b.tar.xz frr-eb5d44eb8dcf25a1b328e57d1eabb1f89e3bc59b.zip |
Initial revision
Diffstat (limited to 'isisd/isis_flags.h')
-rw-r--r-- | isisd/isis_flags.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/isisd/isis_flags.h b/isisd/isis_flags.h new file mode 100644 index 000000000..66b94848d --- /dev/null +++ b/isisd/isis_flags.h @@ -0,0 +1,58 @@ +/* + * IS-IS Rout(e)ing protocol - isis_flags.h + * Routines for manipulation of SSN and SRM flags + * + * Copyright (C) 2001,2002 Sampo Saaristo + * Tampere University of Technology + * Institute of Communications Engineering + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public Licenseas published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program 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 General Public License for + * more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef _ZEBRA_ISIS_FLAGS_H +#define _ZEBRA_ISIS_FLAGS_H + +/* The grand plan is to support 1024 circuits so we have 32*32 bit flags + * the support will be achived using the newest drafts */ +#define ISIS_MAX_CIRCUITS 32 /* = 1024 */ /*FIXME:defined in lsp.h as well*/ + +struct flags *new_flags (int size); +int flags_get_index (struct flags *flags); +void flags_free_index (struct flags *flags, int index); + +int flags_any_set (u_int32_t *flags); + +#define ISIS_SET_FLAG(F,C) \ + F[C->idx>>5] |= (1<<(C->idx & 0x1F)); + +#define ISIS_CLEAR_FLAG(F,C) \ + F[C->idx>>5] &= ~(1<<(C->idx & 0x1F)); + +#define ISIS_CHECK_FLAG(F, C) F[(C)->idx>>5] & (1<<(C->idx & 0x1F)) + +/* sets all u_32int_t flags to 1 */ +#define ISIS_FLAGS_SET_ALL(FLAGS) \ + memset(FLAGS,0xFF,ISIS_MAX_CIRCUITS*4); + +#define ISIS_FLAGS_CLEAR_ALL(FLAGS) \ + memset(FLAGS,0x00,ISIS_MAX_CIRCUITS*4); + +#endif /* _ZEBRA_ISIS_FLAGS_H */ + + + + + + |