mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-26 05:57:00 +03:00
205 lines
5.2 KiB
C
205 lines
5.2 KiB
C
/*
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* Copyright 2015 Chris Young <chris@unsatisfactorysoftware.co.uk>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf 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; version 2 of the License.
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*
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* NetSurf 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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include "amiga/os3support.h"
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#include <string.h>
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#include <proto/timer.h>
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#include <proto/utility.h>
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#include "utils/log.h"
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#include "amiga/font.h"
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#include "amiga/font_cache.h"
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#include "amiga/schedule.h"
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#ifdef __amigaos4__
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#include "amiga/hash/xxhash.h"
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#else
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#include "amiga/object.h"
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#endif
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#ifdef __amigaos4__
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static struct SkipList *ami_font_cache_list = NULL;
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static struct Hook ami_font_cache_hook;
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#else
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static struct MinList *ami_font_cache_list = NULL;
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#endif
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#ifdef __amigaos4__
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static LONG ami_font_cache_sort(struct Hook *hook, APTR key1, APTR key2)
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{
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if(key1 == key2) return 0;
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if(key1 < key2) return -1;
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return 1;
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}
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#endif
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#ifdef __amigaos4__
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static void ami_font_cache_cleanup(struct SkipList *skiplist)
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{
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struct ami_font_cache_node *node;
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struct ami_font_cache_node *nnode;
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struct TimeVal curtime;
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node = (struct ami_font_cache_node *)GetFirstSkipNode(skiplist);
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if(node == NULL) return;
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do {
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nnode = (struct ami_font_cache_node *)GetNextSkipNode(skiplist, (struct SkipNode *)node);
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GetSysTime(&curtime);
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SubTime(&curtime, &node->lastused);
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if(curtime.Seconds > 300)
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{
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LOG("Freeing font %lx not used for %ld seconds", node->skip_node.sn_Key, curtime.Seconds);
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ami_font_close(node);
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RemoveSkipNode(skiplist, node->skip_node.sn_Key);
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}
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} while((node = nnode));
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/* reschedule to run in five minutes */
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ami_schedule(300000, (void *)ami_font_cache_cleanup, ami_font_cache_list);
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}
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#else
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static void ami_font_cache_cleanup(struct MinList *ami_font_cache_list)
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{
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struct nsObject *node;
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struct nsObject *nnode;
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struct ami_font_cache_node *fnode;
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struct TimeVal curtime;
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if(IsMinListEmpty(ami_font_cache_list)) return;
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node = (struct nsObject *)GetHead((struct List *)ami_font_cache_list);
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do
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{
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nnode=(struct nsObject *)GetSucc((struct Node *)node);
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fnode = node->objstruct;
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GetSysTime(&curtime);
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SubTime(&curtime, &fnode->lastused);
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if(curtime.Seconds > 300)
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{
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LOG("Freeing %s not used for %ld seconds", node->dtz_Node.ln_Name, curtime.Seconds);
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DelObject(node);
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}
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} while((node=nnode));
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/* reschedule to run in five minutes */
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ami_schedule(300000, (void *)ami_font_cache_cleanup, ami_font_cache_list);
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}
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#endif
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#ifdef __amigaos4__
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static void ami_font_cache_del_skiplist(struct SkipList *skiplist)
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{
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struct ami_font_cache_node *node;
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struct SkipNode *nnode;
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node = (struct ami_font_cache_node *)GetFirstSkipNode(skiplist);
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if(node == NULL) return;
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do {
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nnode = GetNextSkipNode(skiplist, (struct SkipNode *)node);
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ami_font_close(node);
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} while((node = nnode));
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DeleteSkipList(skiplist);
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}
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#endif
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struct ami_font_cache_node *ami_font_cache_locate(const char *font)
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{
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struct ami_font_cache_node *nodedata;
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uint32 hash = 0;
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#ifdef __amigaos4__
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hash = XXH32(font, strlen(font), 0);
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nodedata = (struct ami_font_cache_node *)FindSkipNode(ami_font_cache_list, (APTR)hash);
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#else
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struct nsObject *node = (struct nsObject *)FindIName((struct List *)ami_font_cache_list, font);
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if(node) nodedata = node->objstruct;
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#endif
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if(nodedata) {
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GetSysTime(&nodedata->lastused);
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return nodedata;
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}
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LOG("Font cache miss: %s (%lx)", font, hash);
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return NULL;
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}
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struct ami_font_cache_node *ami_font_cache_alloc_entry(const char *font)
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{
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struct ami_font_cache_node *nodedata;
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#ifdef __amigaos4__
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uint32 hash = XXH32(font, strlen(font), 0);
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nodedata = (struct ami_font_cache_node *)InsertSkipNode(ami_font_cache_list, (APTR)hash, sizeof(struct ami_font_cache_node));
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#else
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nodedata = AllocVecTagList(sizeof(struct ami_font_cache_node), NULL);
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#endif
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GetSysTime(&nodedata->lastused);
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return nodedata;
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}
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void ami_font_cache_insert(struct ami_font_cache_node *nodedata, const char *font)
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{
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#ifndef __amigaos4__
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struct nsObject *node = AddObject(ami_font_cache_list, AMINS_FONT);
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if(node) {
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node->objstruct = nodedata;
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node->dtz_Node.ln_Name = strdup(font);
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}
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#endif
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}
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void ami_font_cache_fini(void)
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{
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LOG("Cleaning up font cache");
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ami_schedule(-1, (void *)ami_font_cache_cleanup, ami_font_cache_list);
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#ifdef __amigaos4__
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ami_font_cache_del_skiplist(ami_font_cache_list);
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#else
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FreeObjList(ami_font_cache_list);
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#endif
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ami_font_cache_list = NULL;
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}
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void ami_font_cache_init(void)
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{
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#ifdef __amigaos4__
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ami_font_cache_hook.h_Entry = (HOOKFUNC)ami_font_cache_sort;
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ami_font_cache_hook.h_Data = 0;
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ami_font_cache_list = CreateSkipList(&ami_font_cache_hook, 8);
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#else
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ami_font_cache_list = NewObjList();
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#endif
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/* run first cleanup in ten minutes */
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ami_schedule(600000, (void *)ami_font_cache_cleanup, ami_font_cache_list);
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}
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