+++ /dev/null
-/* This file is part of the Linux Trace Toolkit viewer
- * Copyright (C) 2003-2004 Michel Dagenais
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License Version 2 as
- * published by the Free Software Foundation;
- *
- * 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.
- */
-
-
-#include <lttv/hook.h>
-
-
-typedef struct _LttvHookClosure {
- LttvHook hook;
- void *hook_data;
-} LttvHookClosure;
-
-
-LttvHooks *lttv_hooks_new()
-{
- return g_array_new(FALSE, FALSE, sizeof(LttvHookClosure));
-}
-
-
-void lttv_hooks_destroy(LttvHooks *h)
-{
- g_log(G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, "lttv_hooks_destroy()");
- g_array_free(h, TRUE);
-}
-
-
-void lttv_hooks_add(LttvHooks *h, LttvHook f, void *hook_data)
-{
- LttvHookClosure c;
-
- if(h == NULL)g_error("Null hook added");
-
- c.hook = f;
- c.hook_data = hook_data;
- g_array_append_val(h,c);
-}
-
-
-void lttv_hooks_add_list(LttvHooks *h, LttvHooks *list)
-{
- guint i;
-
- if(list == NULL) return;
- for(i = 0 ; i < list->len; i++) {
- g_array_append_val(h,g_array_index(list, LttvHookClosure, i));
- }
-}
-
-
-void *lttv_hooks_remove(LttvHooks *h, LttvHook f)
-{
- unsigned i;
-
- void *hook_data;
-
- LttvHookClosure *c;
-
- for(i = 0 ; i < h->len ; i++) {
- c = &g_array_index(h, LttvHookClosure, i);
- if(c->hook == f) {
- hook_data = c->hook_data;
- lttv_hooks_remove_by_position(h, i);
- return hook_data;
- }
- }
- return NULL;
-}
-
-
-void lttv_hooks_remove_data(LttvHooks *h, LttvHook f, void *hook_data)
-{
- unsigned i;
-
- LttvHookClosure *c;
-
- for(i = 0 ; i < h->len ; i++) {
- c = &g_array_index(h, LttvHookClosure, i);
- if(c->hook == f && c->hook_data == hook_data) {
- lttv_hooks_remove_by_position(h, i);
- return;
- }
- }
-}
-
-
-void lttv_hooks_remove_list(LttvHooks *h, LttvHooks *list)
-{
- guint i, j;
-
- LttvHookClosure *c, *c_list;
-
- if(list == NULL) return;
- for(i = 0, j = 0 ; i < h->len && j < list->len ;) {
- c = &g_array_index(h, LttvHookClosure, i);
- c_list = &g_array_index(list, LttvHookClosure, j);
- if(c->hook == c_list->hook && c->hook_data == c_list->hook_data) {
- lttv_hooks_remove_by_position(h, i);
- j++;
- }
- else i++;
- }
-
- /* Normally the hooks in h are ordered as in list. If this is not the case,
- try harder here. */
-
- if(j < list->len) {
- for(; j < list->len ; j++) {
- c_list = &g_array_index(list, LttvHookClosure, j);
- lttv_hooks_remove_data(h, c_list->hook, c_list->hook_data);
- }
- }
-}
-
-
-unsigned lttv_hooks_number(LttvHooks *h)
-{
- return h->len;
-}
-
-
-void lttv_hooks_get(LttvHooks *h, unsigned i, LttvHook *f, void **hook_data)
-{
- LttvHookClosure *c;
-
- c = &g_array_index(h, LttvHookClosure, i);
- *f = c->hook;
- *hook_data = c->hook_data;
-}
-
-
-void lttv_hooks_remove_by_position(LttvHooks *h, unsigned i)
-{
- g_array_remove_index(h, i);
-}
-
-
-gboolean lttv_hooks_call(LttvHooks *h, void *call_data)
-{
- gboolean ret, sum_ret = FALSE;
-
- LttvHookClosure *c;
-
- guint i;
-
- if(h != NULL) {
- for(i = 0 ; i < h->len ; i++) {
- c = &g_array_index(h, LttvHookClosure, i);
- ret = c->hook(c->hook_data,call_data);
- sum_ret = sum_ret || ret;
- }
- }
- return sum_ret;
-}
-
-
-gboolean lttv_hooks_call_check(LttvHooks *h, void *call_data)
-{
- LttvHookClosure *c;
-
- guint i;
-
- for(i = 0 ; i < h->len ; i++) {
- c = &g_array_index(h, LttvHookClosure, i);
- if(c->hook(c->hook_data,call_data)) return TRUE;
- }
- return FALSE;
-}
-
-
-LttvHooksById *lttv_hooks_by_id_new()
-{
- return g_ptr_array_new();
-}
-
-
-void lttv_hooks_by_id_destroy(LttvHooksById *h)
-{
- guint i;
-
- for(i = 0 ; i < h->len ; i++) {
- if(h->pdata[i] != NULL) lttv_hooks_destroy((LttvHooks *)(h->pdata[i]));
- }
- g_ptr_array_free(h, TRUE);
-}
-
-
-LttvHooks *lttv_hooks_by_id_find(LttvHooksById *h, unsigned id)
-{
- if(h->len <= id) g_ptr_array_set_size(h, id + 1);
- if(h->pdata[id] == NULL) h->pdata[id] = lttv_hooks_new();
- return h->pdata[id];
-}
-
-
-unsigned lttv_hooks_by_id_max_id(LttvHooksById *h)
-{
- return h->len;
-}
-
-
-LttvHooks *lttv_hooks_by_id_get(LttvHooksById *h, unsigned id)
-{
- if(id < h->len) return h->pdata[id];
- return NULL;
-}
-
-
-void lttv_hooks_by_id_remove(LttvHooksById *h, unsigned id)
-{
- if(id < h->len && h->pdata[id] != NULL) {
- lttv_hooks_destroy((LttvHooks *)h->pdata[id]);
- h->pdata[id] = NULL;
- }
-}
-
projects / lttv.git / blobdiff