Laxmikant Rashinkar
10 years ago
commit
40ec8a1714
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/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2014
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* simple list
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*/
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#include "arch.h"
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#include "os_calls.h"
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#include "list16.h"
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/*****************************************************************************/
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struct list16 *APP_CC
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list16_create(void)
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{
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struct list16 *self;
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self = (struct list16 *)g_malloc(sizeof(struct list16), 0);
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list16_init(self);
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return self;
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}
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/*****************************************************************************/
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void APP_CC
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list16_delete(struct list16 *self)
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{
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if (self == 0)
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{
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return;
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}
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list16_deinit(self);
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g_free(self);
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}
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/*****************************************************************************/
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void APP_CC
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list16_init(struct list16* self)
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{
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g_memset(self, 0, sizeof(struct list16));
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self->max_count = 4;
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self->items = self->mitems;
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}
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/*****************************************************************************/
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void APP_CC
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list16_deinit(struct list16* self)
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{
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if (self->items != self->mitems)
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{
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g_free(self->items);
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}
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}
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/*****************************************************************************/
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void APP_CC
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list16_add_item(struct list16 *self, tui16 item)
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{
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tui16 *p;
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int i;
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if (self->count >= self->max_count)
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{
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i = self->max_count;
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self->max_count += 4;
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p = (tui16 *)g_malloc(sizeof(tui16) * self->max_count, 1);
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g_memcpy(p, self->items, sizeof(tui16) * i);
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if (self->items != self->mitems)
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{
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g_free(self->items);
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}
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self->items = p;
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}
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self->items[self->count] = item;
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self->count++;
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}
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/*****************************************************************************/
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tui16 APP_CC
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list16_get_item(struct list16 *self, int index)
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{
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if (index < 0 || index >= self->count)
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{
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return 0;
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}
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return self->items[index];
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}
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/*****************************************************************************/
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void APP_CC
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list16_clear(struct list16 *self)
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{
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if (self->items != self->mitems)
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{
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g_free(self->items);
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}
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self->count = 0;
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self->max_count = 4;
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self->items = self->mitems;
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}
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/*****************************************************************************/
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int APP_CC
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list16_index_of(struct list16 *self, tui16 item)
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{
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int i;
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for (i = 0; i < self->count; i++)
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{
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if (self->items[i] == item)
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{
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return i;
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}
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}
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return -1;
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}
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/*****************************************************************************/
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void APP_CC
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list16_remove_item(struct list16 *self, int index)
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{
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int i;
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if (index >= 0 && index < self->count)
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{
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for (i = index; i < (self->count - 1); i++)
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{
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self->items[i] = self->items[i + 1];
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}
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self->count--;
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}
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}
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/*****************************************************************************/
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void APP_CC
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list16_insert_item(struct list16 *self, int index, tui16 item)
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{
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tui16 *p;
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int i;
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if (index == self->count)
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{
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list_add_item(self, item);
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return;
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}
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if (index >= 0 && index < self->count)
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{
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self->count++;
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if (self->count > self->max_count)
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{
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i = self->max_count;
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self->max_count += 4;
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p = (tui16 *)g_malloc(sizeof(tui16) * self->max_count, 1);
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g_memcpy(p, self->items, sizeof(tui16) * i);
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if (self->items != self->mitems)
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{
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g_free(self->items);
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}
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self->items = p;
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}
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for (i = (self->count - 2); i >= index; i--)
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{
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self->items[i + 1] = self->items[i];
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}
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self->items[index] = item;
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}
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}
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@ -0,0 +1,56 @@
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/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2014
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* simple list
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*/
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#if !defined(LIST16_H)
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#define LIST16_H
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#include "arch.h"
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/* list */
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struct list16
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{
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tui16* items;
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int count;
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int max_count;
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tui16 mitems[4];
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};
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struct list16* APP_CC
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list16_create(void);
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void APP_CC
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list16_delete(struct list16* self);
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void APP_CC
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list16_init(struct list16* self);
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void APP_CC
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list16_deinit(struct list16* self);
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void APP_CC
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list16_add_item(struct list16* self, tui16 item);
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tui16 APP_CC
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list16_get_item(struct list16* self, int index);
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void APP_CC
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list16_clear(struct list16* self);
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int APP_CC
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list16_index_of(struct list16* self, tui16 item);
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void APP_CC
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list16_remove_item(struct list16* self, int index);
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void APP_CC
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list16_insert_item(struct list16* self, int index, tui16 item);
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#endif
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