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cstl_slist.c
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/*
* The implementation of slist.
* Copyright (C) 2008,2009,2010 Wangbo
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author e-mail: [email protected]
*/
/** include section **/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <cstl/cstl_alloc.h>
#include <cstl/cstl_types.h>
#include <cstl/cstl_iterator.h>
#include <cstl/cstl_iterator_private.h>
#include <cstl/cfunctional.h>
#include <cstl/cstl_slist_iterator.h>
#include <cstl/cstl_slist_private.h>
#include <cstl/cstl_slist.h>
#include <cstl/cstring.h>
/** local constant declaration and local macro section **/
#define _SLIST_NODE_SIZE(typesize)\
((typesize) + sizeof(slistnode_t) - 1)
/* macros for type informations */
#define _GET_SLIST_TYPE_SIZE(pt_slist)\
((pt_slist)->_t_typeinfo._pt_type->_t_typesize)
#define _GET_SLIST_TYPE_NAME(pt_slist)\
((pt_slist)->_t_typeinfo._sz_typename)
#define _GET_SLIST_TYPE_BASENAME(pt_slist)\
((pt_slist)->_t_typeinfo._pt_type->_sz_typename)
#define _GET_SLIST_TYPE_INIT_FUNCTION(pt_slist)\
((pt_slist)->_t_typeinfo._pt_type->_t_typeinit)
#define _GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)\
((pt_slist)->_t_typeinfo._pt_type->_t_typecopy)
#define _GET_SLIST_TYPE_LESS_FUNCTION(pt_slist)\
((pt_slist)->_t_typeinfo._pt_type->_t_typeless)
#define _GET_SLIST_TYPE_DESTROY_FUNCTION(pt_slist)\
((pt_slist)->_t_typeinfo._pt_type->_t_typedestroy)
#define _GET_SLIST_TYPE_STYLE(pt_slist)\
((pt_slist)->_t_typeinfo._t_style)
/** local data type declaration and local struct, union, enum section **/
/** local function prototype section **/
#ifndef NDEBUG
/*
* Iterator support for assert.
*/
static bool_t _slist_iterator_belong_to_slist(
const slist_t* cpt_slist, slist_iterator_t t_iter);
static bool_t _slist_same_slist_iterator_type(
const slist_t* cpt_slist, slist_iterator_t t_iter);
#endif /* NDEBUG */
static bool_t _slist_same_type(
const slist_t* cpt_slistfirst, const slist_t* cpt_slistsecond);
/*
* Transfer functions.
*/
static void _transfer(
slist_iterator_t t_pos, slist_iterator_t t_begin, slist_iterator_t t_end);
static void _transfer_after(
slist_iterator_t t_pos, slist_iterator_t t_begin, slist_iterator_t t_end);
static void _slist_get_varg_value_auxiliary(
slist_t* pt_slist, va_list val_elemlist, slistnode_t* pt_node);
static void _slist_destroy_varg_value_auxiliary(slist_t* pt_slist, slistnode_t* pt_node);
static void _slist_init_node_auxiliary(slist_t* pt_slist, slistnode_t* pt_node);
/** exported global variable definition section **/
/** local global variable definition section **/
/** exported function implementation section **/
/* slist iterator function */
slist_iterator_t create_slist_iterator(void)
{
slist_iterator_t t_newiterator;
_GET_SLIST_ITERATOR_TYPE(t_newiterator) = _FORWARD_ITERATOR;
_GET_SLIST_CONTAINER_TYPE(t_newiterator) = _SLIST_CONTAINER;
_GET_CONTAINER(t_newiterator) = NULL;
_GET_SLIST_COREPOS(t_newiterator) = NULL;
return t_newiterator;
}
void _slist_iterator_get_value(slist_iterator_t t_iter, void* pv_value)
{
assert(pv_value != NULL);
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_iter), t_iter));
assert(!iterator_equal(t_iter, slist_end(_GET_SLIST_CONTAINER(t_iter))));
/* char* */
if(strncmp(_GET_SLIST_TYPE_BASENAME(_GET_SLIST_CONTAINER(t_iter)),
_C_STRING_TYPE, _TYPE_NAME_SIZE) == 0)
{
*(char**)pv_value = (char*)string_c_str(
(string_t*)((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data);
}
else
{
bool_t t_result = _GET_SLIST_TYPE_SIZE(_GET_SLIST_CONTAINER(t_iter));
_GET_SLIST_TYPE_COPY_FUNCTION(_GET_SLIST_CONTAINER(t_iter))(
pv_value, ((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data, &t_result);
assert(t_result);
}
}
void _slist_iterator_set_value(slist_iterator_t t_iter, const void* cpv_value)
{
assert(cpv_value != NULL);
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_iter), t_iter));
assert(!iterator_equal(t_iter, slist_end(_GET_SLIST_CONTAINER(t_iter))));
/* char* */
if(strncmp(_GET_SLIST_TYPE_BASENAME(_GET_SLIST_CONTAINER(t_iter)),
_C_STRING_TYPE, _TYPE_NAME_SIZE) == 0)
{
string_assign_cstr(
(string_t*)((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data, (char*)cpv_value);
}
else
{
bool_t t_result = _GET_SLIST_TYPE_SIZE(_GET_SLIST_CONTAINER(t_iter));
_GET_SLIST_TYPE_COPY_FUNCTION(_GET_SLIST_CONTAINER(t_iter))(
((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data, cpv_value, &t_result);
assert(t_result);
}
}
bool_t _slist_iterator_equal(
slist_iterator_t t_iterfirst, slist_iterator_t t_itersecond)
{
assert(_iterator_same_type(t_iterfirst, t_itersecond));
assert(_GET_SLIST_CONTAINER(t_iterfirst) == _GET_SLIST_CONTAINER(t_itersecond));
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_iterfirst), t_iterfirst));
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_itersecond), t_itersecond));
if(_GET_SLIST_COREPOS(t_iterfirst) == _GET_SLIST_COREPOS(t_itersecond))
{
return true;
}
else
{
return false;
}
}
const void* _slist_iterator_get_pointer(slist_iterator_t t_iter)
{
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_iter), t_iter));
assert(!iterator_equal(t_iter, slist_end(_GET_SLIST_CONTAINER(t_iter))));
/* char* */
if(strncmp(_GET_SLIST_TYPE_BASENAME(_GET_SLIST_CONTAINER(t_iter)),
_C_STRING_TYPE, _TYPE_NAME_SIZE) == 0)
{
return string_c_str((string_t*)((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data);
}
else
{
return ((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data;
}
}
slist_iterator_t _slist_iterator_next(slist_iterator_t t_iter)
{
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_iter), t_iter));
assert(!iterator_equal(t_iter, slist_end(_GET_SLIST_CONTAINER(t_iter))));
_GET_SLIST_COREPOS(t_iter) = (char*)(((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pt_next);
return t_iter;
}
int _slist_iterator_distance(
slist_iterator_t t_iterfirst, slist_iterator_t t_itersecond)
{
int n_distance = 0;
slistnode_t* pt_slistnode = NULL;
if(_slist_iterator_before(t_iterfirst, t_itersecond))
{
for(pt_slistnode = (slistnode_t*)_GET_SLIST_COREPOS(t_iterfirst);
pt_slistnode != (slistnode_t*)_GET_SLIST_COREPOS(t_itersecond);
pt_slistnode = pt_slistnode->_pt_next)
{
n_distance++;
}
return n_distance;
}
else if(_slist_iterator_before(t_itersecond, t_iterfirst))
{
for(pt_slistnode = (slistnode_t*)_GET_SLIST_COREPOS(t_itersecond);
pt_slistnode != (slistnode_t*)_GET_SLIST_COREPOS(t_iterfirst);
pt_slistnode = pt_slistnode->_pt_next)
{
n_distance++;
}
return -n_distance;
}
else
{
return 0;
}
}
bool_t _slist_iterator_before(
slist_iterator_t t_iterfirst, slist_iterator_t t_itersecond)
{
slistnode_t* pt_slistnode = NULL;
assert(_iterator_same_type(t_iterfirst, t_itersecond));
assert(_GET_SLIST_CONTAINER(t_iterfirst) == _GET_SLIST_CONTAINER(t_itersecond));
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_iterfirst), t_iterfirst));
assert(_slist_iterator_belong_to_slist(_GET_SLIST_CONTAINER(t_itersecond), t_itersecond));
assert(_GET_SLIST_CONTAINER(t_iterfirst) != NULL &&
_GET_SLIST_CONTAINER(t_itersecond) != NULL);
if(_GET_SLIST_COREPOS(t_iterfirst) == _GET_SLIST_COREPOS(t_itersecond))
{
return false;
}
for(pt_slistnode = (slistnode_t*)_GET_SLIST_COREPOS(t_iterfirst);
pt_slistnode != NULL;
pt_slistnode = pt_slistnode->_pt_next)
{
if(pt_slistnode == (slistnode_t*)_GET_SLIST_COREPOS(t_itersecond))
{
return true;
}
}
if(_GET_SLIST_COREPOS(t_itersecond) == NULL)
{
return true;
}
else
{
return false;
}
}
/* slist private function */
slist_t* _create_slist(const char* s_typename)
{
slist_t* pt_newslist = NULL;
/* allocate memory for slist */
if((pt_newslist = (slist_t*)malloc(sizeof(slist_t))) == NULL)
{
return NULL;
}
if(!_create_slist_auxiliary(pt_newslist, s_typename))
{
free(pt_newslist);
return NULL;
}
return pt_newslist;
}
bool_t _create_slist_auxiliary(slist_t* pt_slist, const char* s_typename)
{
assert(pt_slist != NULL && s_typename != NULL);
_type_get_type(&pt_slist->_t_typeinfo, s_typename);
if(pt_slist->_t_typeinfo._t_style == _TYPE_INVALID)
{
return false;
}
pt_slist->_t_head._pt_next = NULL;
return true;
}
/* slist function */
void slist_init(slist_t* pt_slist)
{
slist_init_n(pt_slist, 0);
}
void slist_init_n(slist_t* pt_slist, size_t t_count)
{
assert(pt_slist != NULL && pt_slist->_t_head._pt_next == NULL);
/* initialize the allocator */
allocate_init(&pt_slist->_t_allocater);
/* allocate memory for n_elemcount slist node */
if(t_count > 0)
{
size_t t_index = 0;
slistnode_t* pt_slistnode = NULL;
for(t_index = 0; t_index < t_count; ++t_index)
{
pt_slistnode = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_slistnode != NULL);
_slist_init_node_auxiliary(pt_slist, pt_slistnode);
/* insert the new slist node after the head */
pt_slistnode->_pt_next = pt_slist->_t_head._pt_next;
pt_slist->_t_head._pt_next = pt_slistnode;
pt_slistnode = NULL;
}
}
}
void _slist_init_elem(slist_t* pt_slist, size_t t_count, ...)
{
va_list val_elemlist;
va_start(val_elemlist, t_count);
_slist_init_elem_varg(pt_slist, t_count, val_elemlist);
va_end(val_elemlist);
}
void _slist_init_elem_varg(slist_t* pt_slist, size_t t_count, va_list val_elemlist)
{
slistnode_t* pt_varg = NULL;
bool_t t_result = false;
assert(pt_slist != NULL && pt_slist->_t_head._pt_next == NULL);
/* initialize the allocator */
allocate_init(&pt_slist->_t_allocater);
/* allocate memory for n_elemcount slist node */
if(t_count > 0)
{
size_t t_index = 0;
slistnode_t* pt_slistnode = NULL;
/* get varg value only once */
pt_varg = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_varg != NULL);
_slist_get_varg_value_auxiliary(pt_slist, val_elemlist, pt_varg);
for(t_index = 0; t_index < t_count; ++t_index)
{
pt_slistnode = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_slistnode != NULL);
_slist_init_node_auxiliary(pt_slist, pt_slistnode);
/* copy value from varg */
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)(
pt_slistnode->_pc_data, pt_varg->_pc_data, &t_result);
assert(t_result);
/* insert the new slist node after the head */
pt_slistnode->_pt_next = pt_slist->_t_head._pt_next;
pt_slist->_t_head._pt_next = pt_slistnode;
pt_slistnode = NULL;
}
_slist_destroy_varg_value_auxiliary(pt_slist, pt_varg);
deallocate(&pt_slist->_t_allocater, pt_varg,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
}
}
void slist_destroy(slist_t* pt_slist)
{
_slist_destroy_auxiliary(pt_slist);
free(pt_slist);
}
void _slist_destroy_auxiliary(slist_t* pt_slist)
{
slistnode_t* pt_slistnode = NULL;
bool_t t_result = false;
/* test the pt_slist is valid */
assert(pt_slist != NULL);
/* deallocate all nodes in slist */
while(pt_slist->_t_head._pt_next != NULL)
{
pt_slistnode = pt_slist->_t_head._pt_next;
/* take out each node from the slist */
pt_slist->_t_head._pt_next = pt_slistnode->_pt_next;
pt_slistnode->_pt_next = NULL;
/* destroy the node itself */
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_DESTROY_FUNCTION(pt_slist)(pt_slistnode->_pc_data, &t_result);
assert(t_result);
deallocate(&pt_slist->_t_allocater, pt_slistnode,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
pt_slistnode = NULL;
}
/* deallocate the allocator */
allocate_destroy(&pt_slist->_t_allocater);
}
slist_iterator_t slist_begin(const slist_t* cpt_slist)
{
slist_iterator_t t_newiterator;
assert(cpt_slist != NULL);
/* create new slist iterator */
t_newiterator = create_slist_iterator();
/* the core pos point to the node after head */
_GET_CONTAINER(t_newiterator) = (slist_t*)cpt_slist;
_GET_SLIST_COREPOS(t_newiterator) = (char*)(cpt_slist->_t_head._pt_next);
return t_newiterator;
}
slist_iterator_t slist_end(const slist_t* cpt_slist)
{
slist_iterator_t t_newiterator;
assert(cpt_slist != NULL);
/* create new slist iterator */
t_newiterator = create_slist_iterator();
/* the end iterator core pos equal to NULL */
_GET_CONTAINER(t_newiterator) = (slist_t*)cpt_slist;
_GET_SLIST_COREPOS(t_newiterator) = NULL;
return t_newiterator;
}
size_t slist_size(const slist_t* cpt_slist)
{
slistnode_t* pt_slistnode = NULL;
size_t t_slistsize = 0;
assert(cpt_slist != NULL);
/* iterate all element and count the size */
for(pt_slistnode = cpt_slist->_t_head._pt_next;
pt_slistnode != NULL;
pt_slistnode = pt_slistnode->_pt_next)
{
t_slistsize++;
}
return t_slistsize;
}
bool_t slist_empty(const slist_t* cpt_slist)
{
assert(cpt_slist != NULL);
if(cpt_slist->_t_head._pt_next == NULL)
{
return true;
}
else
{
return false;
}
}
size_t slist_max_size(const slist_t* cpt_slist)
{
assert(cpt_slist != NULL);
return (size_t)(-1) / _GET_SLIST_TYPE_SIZE(cpt_slist);
}
void slist_init_copy(slist_t* pt_slistdest, const slist_t* cpt_slistsrc)
{
slist_init_copy_range(
pt_slistdest, slist_begin(cpt_slistsrc), slist_end(cpt_slistsrc));
}
void slist_init_copy_range(
slist_t* pt_slist, slist_iterator_t t_begin, slist_iterator_t t_end)
{
slist_iterator_t t_dest;
slist_iterator_t t_src;
bool_t t_result = false;
/* test the dest slist and [t_begin, t_end) is valid */
assert(pt_slist != NULL && pt_slist->_t_head._pt_next == NULL);
assert(_slist_same_slist_iterator_type(pt_slist, t_begin));
assert(iterator_equal(t_begin, t_end) || _slist_iterator_before(t_begin, t_end));
/* initialize the dest slist use the iterator slist */
slist_init_n(pt_slist, iterator_distance(t_begin, t_end));
/* copy the element from range [t_begin, t_end) to dest slist */
for(t_dest = slist_begin(pt_slist), t_src = t_begin;
!iterator_equal(t_dest, slist_end(pt_slist)) && !iterator_equal(t_src, t_end);
t_dest = iterator_next(t_dest), t_src = iterator_next(t_src))
{
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)(
((slistnode_t*)_GET_SLIST_COREPOS(t_dest))->_pc_data,
((slistnode_t*)_GET_SLIST_COREPOS(t_src))->_pc_data, &t_result);
assert(t_result);
}
assert(iterator_equal(t_dest, slist_end(pt_slist)) && iterator_equal(t_src, t_end));
}
void slist_assign(slist_t* pt_slistdest, const slist_t* cpt_slistsrc)
{
slist_assign_range(pt_slistdest, slist_begin(cpt_slistsrc), slist_end(cpt_slistsrc));
}
void _slist_assign_elem(slist_t* pt_slist, size_t t_count, ...)
{
va_list val_elemlist;
va_start(val_elemlist, t_count);
_slist_assign_elem_varg(pt_slist, t_count, val_elemlist);
va_end(val_elemlist);
}
void _slist_assign_elem_varg(slist_t* pt_slist, size_t t_count, va_list val_elemlist)
{
slist_iterator_t t_iter;
slistnode_t* pt_varg = NULL;
bool_t t_result = false;
assert(pt_slist != NULL);
slist_resize(pt_slist, t_count);
/* get varg value */
pt_varg = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_varg != NULL);
_slist_get_varg_value_auxiliary(pt_slist, val_elemlist, pt_varg);
/* copy value from varg */
for(t_iter = slist_begin(pt_slist);
!iterator_equal(t_iter, slist_end(pt_slist));
t_iter = iterator_next(t_iter))
{
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)(
((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data,
pt_varg->_pc_data, &t_result);
assert(t_result);
}
/* destroy varg value */
_slist_destroy_varg_value_auxiliary(pt_slist, pt_varg);
deallocate(&pt_slist->_t_allocater, pt_varg,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
}
void slist_assign_range(
slist_t* pt_slist, slist_iterator_t t_begin, slist_iterator_t t_end)
{
slist_iterator_t t_dest;
slist_iterator_t t_src;
bool_t t_result = false;
/* test the dest slist and [t_begin, t_end) is valid */
assert(_slist_same_slist_iterator_type(pt_slist, t_begin));
assert(iterator_equal(t_begin, t_end) || _slist_iterator_before(t_begin, t_end));
slist_resize(pt_slist, iterator_distance(t_begin, t_end));
/* copy value from [t_begin, t_end) */
for(t_dest = slist_begin(pt_slist), t_src = t_begin;
!iterator_equal(t_dest, slist_end(pt_slist)) && !iterator_equal(t_src, t_end);
t_dest = iterator_next(t_dest), t_src = iterator_next(t_src))
{
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)(
((slistnode_t*)_GET_SLIST_COREPOS(t_dest))->_pc_data,
((slistnode_t*)_GET_SLIST_COREPOS(t_src))->_pc_data, &t_result);
assert(t_result);
}
}
void slist_swap(slist_t* pt_slistfirst, slist_t* pt_slistsecond)
{
slist_t t_slisttmp; /* for swap */
assert(_slist_same_type(pt_slistfirst, pt_slistsecond));
t_slisttmp = *pt_slistfirst;
*pt_slistfirst = *pt_slistsecond;
*pt_slistsecond = t_slisttmp;
}
void* slist_front(const slist_t* cpt_slist)
{
assert(cpt_slist != NULL);
if(slist_empty(cpt_slist))
{
return NULL;
}
else if(strncmp(_GET_SLIST_TYPE_BASENAME(cpt_slist), _C_STRING_TYPE, _TYPE_NAME_SIZE) == 0)
{
return (char*)string_c_str((string_t*)cpt_slist->_t_head._pt_next->_pc_data);
}
else
{
return cpt_slist->_t_head._pt_next->_pc_data;
}
}
void _slist_push_front(slist_t* pt_slist, ...)
{
va_list val_elemlist;
va_start(val_elemlist, pt_slist);
_slist_push_front_varg(pt_slist, val_elemlist);
va_end(val_elemlist);
}
void _slist_push_front_varg(slist_t* pt_slist, va_list val_elemlist)
{
slistnode_t* pt_slistnode = NULL;
assert(pt_slist != NULL);
/* allocate memory for new element and copy the element from elemlist */
pt_slistnode = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_slistnode != NULL);
_slist_get_varg_value_auxiliary(pt_slist, val_elemlist, pt_slistnode);
/* insert the element after the head */
pt_slistnode->_pt_next = pt_slist->_t_head._pt_next;
pt_slist->_t_head._pt_next = pt_slistnode;
}
void slist_pop_front(slist_t* pt_slist)
{
slistnode_t* pt_slistnode = NULL;
bool_t t_result = false;
assert(pt_slist != NULL);
assert(slist_size(pt_slist) > 0);
/* take out the front slist node */
pt_slistnode = pt_slist->_t_head._pt_next;
assert(pt_slistnode != NULL);
pt_slist->_t_head._pt_next = pt_slistnode->_pt_next;
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_DESTROY_FUNCTION(pt_slist)(pt_slistnode->_pc_data, &t_result);
assert(t_result);
deallocate(&pt_slist->_t_allocater, pt_slistnode,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
}
slist_iterator_t slist_previous(
const slist_t* cpt_slist, slist_iterator_t t_pos)
{
slist_iterator_t t_previous;
slist_iterator_t t_iterator;
/* test slist pointer and t_pos is valid */
assert(_slist_iterator_belong_to_slist(cpt_slist, t_pos));
assert(!iterator_equal(t_pos, slist_begin(cpt_slist)));
t_previous = slist_begin(cpt_slist);
t_iterator = t_previous;
t_iterator = iterator_next(t_iterator);
while(!iterator_equal(t_iterator, t_pos))
{
t_iterator = iterator_next(t_iterator);
t_previous = iterator_next(t_previous);
}
return t_previous;
}
slist_iterator_t _slist_insert(slist_t* pt_slist, slist_iterator_t t_pos, ...)
{
va_list val_elemlist;
/* test the list pointer and pos is valid */
assert(_slist_iterator_belong_to_slist(pt_slist, t_pos));
/* if the pos is slist begin iterator */
va_start(val_elemlist, t_pos);
if(iterator_equal(t_pos, slist_begin(pt_slist)))
{
/* call push front */
_slist_push_front_varg(pt_slist, val_elemlist);
}
else
{
/* call insert_after */
_slist_insert_after_n_varg(pt_slist, slist_previous(pt_slist, t_pos), 1, val_elemlist);
}
va_end(val_elemlist);
/* return the new element iterator */
return slist_previous(pt_slist, t_pos);
}
slist_iterator_t _slist_insert_after(
slist_t* pt_slist, slist_iterator_t t_pos, ...)
{
va_list val_elemlist;
va_start(val_elemlist, t_pos);
_slist_insert_after_n_varg(pt_slist, t_pos, 1, val_elemlist);
va_end(val_elemlist);
t_pos = iterator_next(t_pos);
return t_pos;
}
void _slist_insert_n(
slist_t* pt_slist, slist_iterator_t t_pos, size_t t_count, ...)
{
va_list val_elemlist;
/* test the slist pointer and pos is valid */
assert(_slist_iterator_belong_to_slist(pt_slist, t_pos));
/* if the pos is slist begin */
va_start(val_elemlist, t_count);
if(iterator_equal(t_pos, slist_begin(pt_slist)))
{
size_t t_index = 0;
/* call slist push front n_elemcount times */
for(t_index = 0; t_index < t_count; ++t_index)
{
va_list val_elemlist_copy;
va_copy(val_elemlist_copy, val_elemlist);
_slist_push_front_varg(pt_slist, val_elemlist_copy);
va_end(val_elemlist_copy);
}
}
/* else get the previous iterator */
else
{
va_list val_elemlist_copy;
/* call slist insert after n function */
va_copy(val_elemlist_copy, val_elemlist);
_slist_insert_after_n_varg(
pt_slist, slist_previous(pt_slist, t_pos), t_count, val_elemlist_copy);
va_end(val_elemlist_copy);
}
va_end(val_elemlist);
}
void _slist_insert_after_n(
slist_t* pt_slist, slist_iterator_t t_pos, size_t t_count, ...)
{
va_list val_elemlist;
va_start(val_elemlist, t_count);
_slist_insert_after_n_varg(pt_slist, t_pos, t_count, val_elemlist);
va_end(val_elemlist);
}
void _slist_insert_after_n_varg(
slist_t* pt_slist, slist_iterator_t t_pos, size_t t_count, va_list val_elemlist)
{
size_t t_index = 0;
slistnode_t* pt_slistnode = NULL;
slistnode_t* pt_varg = NULL;
bool_t t_result = false;
assert(_slist_iterator_belong_to_slist(pt_slist, t_pos));
assert(!iterator_equal(t_pos, slist_end(pt_slist)));
/* get varg value only once */
pt_varg = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_varg != NULL);
_slist_get_varg_value_auxiliary(pt_slist, val_elemlist, pt_varg);
for(t_index = 0; t_index < t_count; ++t_index)
{
/* allocate slist node */
pt_slistnode = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_slistnode != NULL);
_slist_init_node_auxiliary(pt_slist, pt_slistnode);
/* copy value from varg */
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)(
pt_slistnode->_pc_data, pt_varg->_pc_data, &t_result);
assert(t_result);
/* link the node to slist */
pt_slistnode->_pt_next = ((slistnode_t*)_GET_SLIST_COREPOS(t_pos))->_pt_next;
((slistnode_t*)_GET_SLIST_COREPOS(t_pos))->_pt_next = pt_slistnode;
pt_slistnode = NULL;
}
/* destroy varg value */
_slist_destroy_varg_value_auxiliary(pt_slist, pt_varg);
deallocate(&pt_slist->_t_allocater, pt_varg,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
}
void slist_insert_range(
slist_t* pt_slist, slist_iterator_t t_pos,
slist_iterator_t t_begin, slist_iterator_t t_end)
{
/* test the slist pointer and pos is valide */
/* test the range [t_begin, t_end) is valid */
assert(_slist_iterator_belong_to_slist(pt_slist, t_pos));
assert(_slist_same_slist_iterator_type(pt_slist, t_begin));
assert(iterator_equal(t_begin, t_end) || _slist_iterator_before(t_begin, t_end));
/* if pos is equal to slist begin iterator */
if(iterator_equal(t_pos, slist_begin(pt_slist)))
{
slistnode_t* pt_begin = NULL;
slistnode_t* pt_end = NULL;
slistnode_t* pt_slistnode = NULL;
slist_iterator_t t_iter;
bool_t t_result = false;
for(t_iter= t_begin; !iterator_equal(t_iter, t_end); t_iter= iterator_next(t_iter))
{
pt_slistnode = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_slistnode != NULL);
_slist_init_node_auxiliary(pt_slist, pt_slistnode);
/* copy value form range [t_begin, t_end) */
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)(pt_slistnode->_pc_data,
((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data, &t_result);
assert(t_result);
/* make new node link */
if(pt_begin == NULL)
{
assert(pt_end == NULL);
pt_begin = pt_end = pt_slistnode;
}
else
{
assert(pt_end != NULL);
pt_end->_pt_next = pt_slistnode;
pt_end = pt_slistnode;
}
pt_slistnode = NULL;
}
/* insert the range into front pos */
if(pt_begin != NULL && pt_end != NULL)
{
pt_end->_pt_next = pt_slist->_t_head._pt_next;
pt_slist->_t_head._pt_next = pt_begin;
}
}
else
{
/* call slist insert after range */
slist_insert_after_range(pt_slist, slist_previous(pt_slist, t_pos), t_begin, t_end);
}
}
void slist_insert_after_range(
slist_t* pt_slist, slist_iterator_t t_pos,
slist_iterator_t t_begin, slist_iterator_t t_end)
{
slistnode_t* pt_begin = NULL; /* the first node of duplicate list */
slistnode_t* pt_end = NULL; /* the last node of duplicate list */
slistnode_t* pt_slistnode = NULL;
slist_iterator_t t_iter;
bool_t t_result = false;
/* test the slist pointer and pos is valid */
/* test the range [t_begin, t_end) is valid */
assert(_slist_iterator_belong_to_slist(pt_slist, t_pos));
assert(!iterator_equal(t_pos, slist_end(pt_slist)));
assert(_slist_same_slist_iterator_type(pt_slist, t_begin));
assert(iterator_equal(t_begin, t_end) || _slist_iterator_before(t_begin, t_end));
/* allocate new elements and copy the element from range */
for(t_iter= t_begin; !iterator_equal(t_iter, t_end); t_iter = iterator_next(t_iter))
{
pt_slistnode = allocate(&pt_slist->_t_allocater,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
assert(pt_slistnode != NULL);
_slist_init_node_auxiliary(pt_slist, pt_slistnode);
/* copy value from [t_begin, t_end) */
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_COPY_FUNCTION(pt_slist)(pt_slistnode->_pc_data,
((slistnode_t*)_GET_SLIST_COREPOS(t_iter))->_pc_data, &t_result);
assert(t_result);
/* make new node link */
if(pt_begin == NULL)
{
assert(pt_end == NULL);
pt_begin = pt_end = pt_slistnode;
}
else
{
assert(pt_end != NULL);
pt_end->_pt_next = pt_slistnode;
pt_end = pt_slistnode;
}
pt_slistnode = NULL;
}
/* insert the range into the pos */
if(pt_begin != NULL && pt_end != NULL)
{
pt_end->_pt_next = ((slistnode_t*)_GET_SLIST_COREPOS(t_pos))->_pt_next;
((slistnode_t*)_GET_SLIST_COREPOS(t_pos))->_pt_next = pt_begin;
}
}
slist_iterator_t slist_erase_after(slist_t* pt_slist, slist_iterator_t t_pos)
{
slistnode_t* pt_slistnode = NULL; /* for erase */
bool_t t_result = false;
/* test the slist pointer and the pos is valid */
assert(_slist_iterator_belong_to_slist(pt_slist, t_pos));
assert(!iterator_equal(t_pos, slist_end(pt_slist)));
/* get the next iterator */
/* test the pos is valid */
pt_slistnode = ((slistnode_t*)_GET_SLIST_COREPOS(t_pos))->_pt_next;
/* t_pos is the last element(not end iterator) */
if(pt_slistnode != NULL)
{
/* take out the element node */
((slistnode_t*)_GET_SLIST_COREPOS(t_pos))->_pt_next = pt_slistnode->_pt_next;
/* destroy the element and destroy the node */
t_result = _GET_SLIST_TYPE_SIZE(pt_slist);
_GET_SLIST_TYPE_DESTROY_FUNCTION(pt_slist)(pt_slistnode->_pc_data, &t_result);
assert(t_result);
deallocate(&pt_slist->_t_allocater, pt_slistnode,
_SLIST_NODE_SIZE(_GET_SLIST_TYPE_SIZE(pt_slist)), 1);
t_pos = iterator_next(t_pos);
return t_pos;
}
else
{
return slist_end(pt_slist);
}
}
slist_iterator_t slist_erase(slist_t* pt_slist, slist_iterator_t t_pos)
{
/* if the pos is the begin iterator of slist */
if(iterator_equal(t_pos, slist_begin(pt_slist)))
{
/* call the pop front */
slist_pop_front(pt_slist);
return slist_begin(pt_slist);
}
/* else get the previous iterator */
else
{
/* call erase after */
return slist_erase_after(pt_slist, slist_previous(pt_slist, t_pos));
}
}
slist_iterator_t slist_erase_range(