From f04385215b363f57ed3d3dd8f6bfa53ac4e2c1da Mon Sep 17 00:00:00 2001
From: paul <paul>
Date: Mon, 19 May 2003 21:06:32 +0000
Subject: From: Paul Jakma <paul@clubi.ie> Subject: [zebra 19097]
 HAVE_ASM_TYPES

does anyone know why lib/zebra.h has:

#ifdef HAVE_ASM_TYPES_H
#include <asm/types.h>
#endif /* HAVE_ASM_TYPES_H */

There's no need for it that i can see (least not on linux) and it
causes compile warnings. Is it needed? If so, why?
---
 lib/zebra.h | 50 ++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 46 insertions(+), 4 deletions(-)

(limited to 'lib')

diff --git a/lib/zebra.h b/lib/zebra.h
index 06302b3d..c3e41284 100644
--- a/lib/zebra.h
+++ b/lib/zebra.h
@@ -28,8 +28,15 @@ Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 #ifdef SUNOS_5
 #define _XPG4_2
 #define __EXTENSIONS__
+typedef unsigned int u_int32_t; 
+typedef unsigned short u_int16_t; 
+typedef unsigned short u_int8_t; 
 #endif /* SUNOS_5 */
 
+#ifndef HAVE_SOCKLEN_T
+typedef int socklen_t;
+#endif /* HAVE_SOCKLEN_T */
+
 #include <unistd.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -78,10 +85,6 @@ Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 #include <linux/version.h>
 #endif /* HAVE_LINUX_VERSION_H */
 
-#ifdef HAVE_ASM_TYPES_H
-#include <asm/types.h>
-#endif /* HAVE_ASM_TYPES_H */
-
 /* misc include group */
 #include <stdarg.h>
 #include <assert.h>
@@ -309,4 +312,43 @@ typedef u_char safi_t;
 typedef u_int16_t zebra_size_t;
 typedef u_int8_t zebra_command_t;
 
+/* FIFO -- first in first out structure and macros.  */
+struct fifo
+{
+  struct fifo *next;
+  struct fifo *prev;
+};
+
+#define FIFO_INIT(F)                                  \
+  do {                                                \
+    struct fifo *Xfifo = (struct fifo *)(F);          \
+    Xfifo->next = Xfifo->prev = Xfifo;                \
+  } while (0)
+
+#define FIFO_ADD(F,N)                                 \
+  do {                                                \
+    struct fifo *Xfifo = (struct fifo *)(F);          \
+    struct fifo *Xnode = (struct fifo *)(N);          \
+    Xnode->next = Xfifo;                              \
+    Xnode->prev = Xfifo->prev;                        \
+    Xfifo->prev = Xfifo->prev->next = Xnode;          \
+  } while (0)
+
+#define FIFO_DEL(N)                                   \
+  do {                                                \
+    struct fifo *Xnode = (struct fifo *)(N);          \
+    Xnode->prev->next = Xnode->next;                  \
+    Xnode->next->prev = Xnode->prev;                  \
+  } while (0)
+
+#define FIFO_HEAD(F)                                  \
+  ((((struct fifo *)(F))->next == (struct fifo *)(F)) \
+  ? NULL : (F)->next)
+
+#define FIFO_EMPTY(F)                                 \
+  (((struct fifo *)(F))->next == (struct fifo *)(F))
+
+#define FIFO_TOP(F)                                   \
+  (FIFO_EMPTY(F) ? NULL : ((struct fifo *)(F))->next)
+
 #endif /* _ZEBRA_H */
-- 
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