From af71481a5f4b0ddb9d5ca55187981dfe9ae2558c Mon Sep 17 00:00:00 2001
From: Chris Young <chris@unsatisfactorysoftware.co.uk>
Date: Tue, 17 Nov 2015 18:50:14 +0000
Subject: Use a hash as the skiplist key

---
 amiga/Makefile.target |  2 +-
 amiga/fnv/fnv.h       |  7 ++++---
 amiga/font.c          | 25 ++++++++++++++++---------
 3 files changed, 21 insertions(+), 13 deletions(-)

(limited to 'amiga')

diff --git a/amiga/Makefile.target b/amiga/Makefile.target
index 29b3905d3..8b48b07d5 100644
--- a/amiga/Makefile.target
+++ b/amiga/Makefile.target
@@ -76,7 +76,7 @@ S_AMIGA := gui.c tree.c history.c hotlist.c schedule.c file.c		\
 	datatypes.c dt_picture.c dt_anim.c dt_sound.c plugin_hack.c	\
 	stringview/stringview.c stringview/urlhistory.c rtg.c		\
 	agclass/amigaguide_class.c os3support.c font_bitmap.c		\
-	selectmenu.c
+	selectmenu.c fnv/hash_32a.c
 S_AMIGA := $(addprefix amiga/,$(S_AMIGA))
 
 # This is the final source build list
diff --git a/amiga/fnv/fnv.h b/amiga/fnv/fnv.h
index 2083a4aa2..70f0e59fd 100644
--- a/amiga/fnv/fnv.h
+++ b/amiga/fnv/fnv.h
@@ -77,6 +77,7 @@
 #define __FNV_H__
 
 #include <sys/types.h>
+#include <inttypes.h>
 
 #define FNV_VERSION "5.0.2"	/* @(#) FNV Version */
 
@@ -84,7 +85,7 @@
 /*
  * 32 bit FNV-0 hash type
  */
-typedef u_int32_t Fnv32_t;
+typedef uint32_t Fnv32_t;
 
 
 /*
@@ -115,7 +116,7 @@ typedef u_int32_t Fnv32_t;
 /*
  * determine how 64 bit unsigned values are represented
  */
-#include "longlong.h"
+//#include "longlong.h"
 
 
 /*
@@ -125,7 +126,7 @@ typedef u_int32_t Fnv32_t;
 typedef u_int64_t Fnv64_t;
 #else /* HAVE_64BIT_LONG_LONG */
 typedef struct {
-    u_int32_t w32[2]; /* w32[0] is low order, w32[1] is high order word */
+    uint32_t w32[2]; /* w32[0] is low order, w32[1] is high order word */
 } Fnv64_t;
 #endif /* HAVE_64BIT_LONG_LONG */
 
diff --git a/amiga/font.c b/amiga/font.c
index 7569bb645..0655a06e5 100644
--- a/amiga/font.c
+++ b/amiga/font.c
@@ -52,6 +52,9 @@
 #include "amiga/utf8.h"
 #include "amiga/object.h"
 #include "amiga/schedule.h"
+#ifdef __amigaos4__
+#include <amiga/fnv/fnv.h>
+#endif
 
 #define NSA_UNICODE_FONT PLOT_FONT_FAMILY_COUNT
 
@@ -373,8 +376,10 @@ static struct ami_font_node *ami_font_open(const char *font, bool critical)
 	struct ami_font_node *nodedata = NULL;
 
 #ifdef __amigaos4__
-	nodedata = (struct ami_font_node *)FindSkipNode(ami_font_list, (APTR)font);		
+	Fnv32_t hash = fnv_32a_str(font, FNV1_32A_INIT);
+	nodedata = (struct ami_font_node *)FindSkipNode(ami_font_list, (APTR)hash);		
 #else
+	int hash = 0;
 	struct nsObject *node = (struct nsObject *)FindIName((struct List *)ami_font_list, font);
 	if(node) nodedata = node->objstruct;
 #endif
@@ -384,10 +389,10 @@ static struct ami_font_node *ami_font_open(const char *font, bool critical)
 		return nodedata;
 	}
 
-	LOG("Font cache miss: %s", font);
+	LOG("Font cache miss: %s (%lx)", font, hash);
 
 #ifdef __amigaos4__
-	nodedata = (struct ami_font_node *)InsertSkipNode(ami_font_list, (APTR)font, sizeof(struct ami_font_node));
+	nodedata = (struct ami_font_node *)InsertSkipNode(ami_font_list, (APTR)hash, sizeof(struct ami_font_node));
 #else
 	nodedata = AllocVecTagList(sizeof(struct ami_font_node), NULL);
 #endif
@@ -916,7 +921,9 @@ void ami_font_savescanner(void)
 #ifdef __amigaos4__
 static LONG ami_font_cache_sort(struct Hook *hook, APTR key1, APTR key2)
 {
-	return stricmp(key1, key2);
+	if(key1 == key2) return 0;
+	if(key1 < key2) return -1;
+	return 1;
 }
 #endif
 
@@ -936,7 +943,7 @@ static void ami_font_cleanup(struct SkipList *skiplist)
 		SubTime(&curtime, &node->lastused);
 		if(curtime.Seconds > 300)
 		{
-			LOG("Freeing %s not used for %ld seconds", node->skip_node.sn_Key, curtime.Seconds);
+			LOG("Freeing %ld not used for %ld seconds", node->skip_node.sn_Key, curtime.Seconds);
 			ami_font_close(node);
 			RemoveSkipNode(skiplist, node->skip_node.sn_Key);
 		}
@@ -998,15 +1005,15 @@ void ami_init_fonts(void)
 #ifdef __amigaos4__
 static void ami_font_del_skiplist(struct SkipList *skiplist)
 {
-	struct SkipNode *node;
+	struct ami_font_node *node;
 	struct SkipNode *nnode;
 
-	node = GetFirstSkipNode(skiplist);
+	node = (struct ami_font_node *)GetFirstSkipNode(skiplist);
 	if(node == NULL) return;
 
 	do {
-		nnode = GetNextSkipNode(skiplist, node);
-		ami_font_close((struct ami_font_node *)node);
+		nnode = GetNextSkipNode(skiplist, (struct SkipNode *)node);
+		ami_font_close(node);
 		
 	} while((node = nnode));
 
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