410 lines
11 KiB
C
410 lines
11 KiB
C
/*
|
|
* $Id$
|
|
*
|
|
Copyright (c) 2016-2018 Chung, Hyung-Hwan. All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions
|
|
are met:
|
|
1. Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
2. Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
|
|
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
|
|
#include "_core.h"
|
|
#include "../lib/hcl-prv.h"
|
|
|
|
static hcl_pfrc_t pf_core_basic_new (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_t obj, size, inst;
|
|
hcl_ooi_t nsize;
|
|
|
|
obj = HCL_STACK_GETARG(hcl, nargs, 0);
|
|
if (!HCL_IS_CLASS(hcl, obj))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "object not class - %O", obj);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
size = HCL_STACK_GETARG(hcl, nargs, 1);
|
|
if (!HCL_OOP_IS_SMOOI(size))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "size not numeric - %O", size);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
nsize = HCL_OOP_TO_SMOOI(size);
|
|
if (nsize < 0)
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "size not valid - %zd", nsize);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
inst = hcl_instantiate(hcl, (hcl_oop_class_t)obj, HCL_NULL, nsize);
|
|
if (HCL_UNLIKELY(!inst)) return HCL_PF_FAILURE;
|
|
|
|
HCL_STACK_SETRET (hcl, nargs, inst);
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
static hcl_pfrc_t pf_core_basic_at (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_t obj, val;
|
|
hcl_oop_t pos;
|
|
hcl_ooi_t index;
|
|
|
|
obj = HCL_STACK_GETARG(hcl, nargs, 0);
|
|
pos = HCL_STACK_GETARG(hcl, nargs, 1);
|
|
|
|
if (!HCL_OOP_IS_POINTER(obj) || !HCL_OBJ_GET_FLAGS_FLEXI(obj))
|
|
{
|
|
unindexable:
|
|
/* the receiver is a special numeric object or a non-indexable object */
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "receiver not indexable - %O", obj);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
if (hcl_inttooow_noseterr(hcl, pos, &index) <= 0)
|
|
{
|
|
/* negative integer or not integer */
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "position not valid- %O", pos);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
if (index >= HCL_OBJ_GET_SIZE(obj))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "position(%zd) out of range - negative or greater than or equal to %zu", index, (hcl_ooi_t)HCL_OBJ_GET_SIZE(obj));
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
switch (HCL_OBJ_GET_FLAGS_TYPE(obj))
|
|
{
|
|
case HCL_OBJ_TYPE_OOP:
|
|
val = HCL_OBJ_GET_OOP_VAL(obj, index);
|
|
break;
|
|
|
|
case HCL_OBJ_TYPE_CHAR:
|
|
{
|
|
hcl_ooch_t c;
|
|
c = HCL_OBJ_GET_CHAR_VAL(obj, index);
|
|
val = HCL_CHAR_TO_OOP(c);
|
|
break;
|
|
}
|
|
|
|
case HCL_OBJ_TYPE_BYTE:
|
|
{
|
|
hcl_ooi_t b;
|
|
b = HCL_OBJ_GET_BYTE_VAL(obj, index);
|
|
val = HCL_SMOOI_TO_OOP(b);
|
|
break;
|
|
}
|
|
|
|
case HCL_OBJ_TYPE_HALFWORD:
|
|
val = hcl_oowtoint(hcl, HCL_OBJ_GET_HALFWORD_VAL(obj, index));
|
|
if (HCL_UNLIKELY(!val)) return HCL_PF_FAILURE;
|
|
break;
|
|
|
|
case HCL_OBJ_TYPE_WORD:
|
|
val = hcl_oowtoint(hcl, HCL_OBJ_GET_WORD_VAL(obj, index));
|
|
if (HCL_UNLIKELY(!val)) return HCL_PF_FAILURE;
|
|
break;
|
|
|
|
default:
|
|
goto unindexable;
|
|
break;
|
|
}
|
|
|
|
HCL_STACK_SETRET (hcl, nargs, val);
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
static hcl_pfrc_t pf_core_basic_at_put (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_t obj, val;
|
|
hcl_oop_t pos;
|
|
hcl_ooi_t index;
|
|
|
|
obj = HCL_STACK_GETARG(hcl, nargs, 0);
|
|
pos = HCL_STACK_GETARG(hcl, nargs, 1);
|
|
val = HCL_STACK_GETARG(hcl, nargs, 2);
|
|
|
|
if (!HCL_OOP_IS_POINTER(obj) || !HCL_OBJ_GET_FLAGS_FLEXI(obj))
|
|
{
|
|
unindexable:
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "receiver not indexable - %O", obj);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
if (hcl_inttooow_noseterr(hcl, pos, &index) <= 0)
|
|
{
|
|
/* negative integer or not integer */
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "position not valid- %O", pos);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
if (index >= HCL_OBJ_GET_SIZE(obj))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "position(%zd) out of range - negative or greater than or equal to %zu", index, (hcl_ooi_t)HCL_OBJ_GET_SIZE(obj));
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
switch (HCL_OBJ_GET_FLAGS_TYPE(obj))
|
|
{
|
|
case HCL_OBJ_TYPE_OOP:
|
|
HCL_OBJ_SET_OOP_VAL(obj, index, val);
|
|
break;
|
|
|
|
case HCL_OBJ_TYPE_CHAR:
|
|
{
|
|
hcl_ooch_t c;
|
|
if (!HCL_OOP_IS_CHAR(val))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "value not character - %O", val);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
c = HCL_OOP_TO_CHAR(val);
|
|
HCL_OBJ_SET_CHAR_VAL(obj, index, c);
|
|
break;
|
|
}
|
|
|
|
case HCL_OBJ_TYPE_BYTE:
|
|
{
|
|
hcl_ooi_t b;
|
|
if (!HCL_OOP_IS_SMOOI(val))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "value not byte - %O", val);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
b = HCL_OOP_TO_SMOOI(val);
|
|
HCL_OBJ_SET_BYTE_VAL(obj, index, b);
|
|
break;
|
|
}
|
|
|
|
case HCL_OBJ_TYPE_HALFWORD:
|
|
{
|
|
hcl_oow_t w;
|
|
if (hcl_inttooow(hcl, val, &w) <= -1) return HCL_PF_FAILURE;
|
|
HCL_OBJ_SET_HALFWORD_VAL(obj, index, w);
|
|
break;
|
|
}
|
|
|
|
case HCL_OBJ_TYPE_WORD:
|
|
{
|
|
hcl_oow_t w;
|
|
if (hcl_inttooow(hcl, val, &w) <= -1) return HCL_PF_FAILURE;
|
|
HCL_OBJ_SET_WORD_VAL(obj, index, w);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
goto unindexable;
|
|
break;
|
|
}
|
|
|
|
HCL_STACK_SETRET (hcl, nargs, val);
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
static hcl_pfrc_t pf_core_basic_size (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_oop_t src;
|
|
hcl_oop_t size;
|
|
|
|
src = (hcl_oop_oop_t)HCL_STACK_GETARG(hcl, nargs, 0);
|
|
|
|
if (!HCL_OOP_IS_POINTER(src))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "source not sizable - %O", src);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
size = hcl_oowtoint(hcl, HCL_OBJ_GET_SIZE(src));
|
|
if (!size) return HCL_PF_FAILURE;
|
|
|
|
HCL_STACK_SETRET (hcl, nargs, size);
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
static hcl_pfrc_t pf_core_class_name (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_t obj;
|
|
|
|
obj = HCL_STACK_GETARG(hcl, nargs, 0);
|
|
|
|
if (!HCL_IS_CLASS(hcl, obj))
|
|
{
|
|
#if 0
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "receiver not class - %O", obj);
|
|
return HCL_PF_FAILURE;
|
|
#else
|
|
obj = (hcl_oop_t)HCL_CLASSOF(hcl, obj);
|
|
HCL_ASSERT (hcl, HCL_IS_CLASS(hcl, obj));
|
|
#endif
|
|
}
|
|
|
|
HCL_STACK_SETRET (hcl, nargs, ((hcl_oop_class_t)obj)->name);
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
static hcl_pfrc_t pf_core_class_responds_to (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_t obj;
|
|
hcl_oop_t msg;
|
|
int x;
|
|
|
|
obj = HCL_STACK_GETARG(hcl, nargs, 0);
|
|
msg = HCL_STACK_GETARG(hcl, nargs, 1);
|
|
if (!HCL_IS_CLASS(hcl, obj))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "receiver not class - %O", msg);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
if (!HCL_OBJ_IS_CHAR_POINTER(msg))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "invalid message - %O", msg);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
x = hcl_class_responds_to(hcl, obj, msg);
|
|
HCL_STACK_SETRET (hcl, nargs, (x? hcl->_true: hcl->_false));
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
static hcl_pfrc_t pf_core_inst_responds_to (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_t obj;
|
|
hcl_oop_t msg;
|
|
int x;
|
|
|
|
obj = HCL_STACK_GETARG(hcl, nargs, 0);
|
|
msg = HCL_STACK_GETARG(hcl, nargs, 1);
|
|
if (!HCL_OBJ_IS_CHAR_POINTER(msg))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "invalid message - %O", msg);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
x = hcl_inst_responds_to(hcl, obj, msg);
|
|
HCL_STACK_SETRET (hcl, nargs, (x? hcl->_true: hcl->_false));
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
static hcl_pfrc_t pf_core_slice (hcl_t* hcl, hcl_mod_t* mod, hcl_ooi_t nargs)
|
|
{
|
|
hcl_oop_t src, slice, a1, a2;
|
|
hcl_ooi_t size;
|
|
hcl_ooi_t pos;
|
|
hcl_ooi_t len;
|
|
hcl_ooi_t i;
|
|
|
|
src = HCL_STACK_GETARG(hcl, nargs, 0);
|
|
a1 = HCL_STACK_GETARG(hcl, nargs, 1);
|
|
a2 = HCL_STACK_GETARG(hcl, nargs, 2);
|
|
|
|
if (!HCL_OOP_IS_POINTER(src))
|
|
{
|
|
unsliceable:
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "source not sliceable - %O", src);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
if (!HCL_OOP_IS_SMOOI(a1))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "position not numeric - %O", a1);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
if (!HCL_OOP_IS_SMOOI(a2))
|
|
{
|
|
hcl_seterrbfmt (hcl, HCL_EINVAL, "length not numeric - %O", a2);
|
|
return HCL_PF_FAILURE;
|
|
}
|
|
|
|
size = HCL_OBJ_GET_SIZE(src);
|
|
pos = HCL_OOP_TO_SMOOI(a1);
|
|
len = HCL_OOP_TO_SMOOI(a2);
|
|
|
|
if (pos < 0) pos = 0;
|
|
else if (pos >= size) pos = size;
|
|
if (len >= size - pos) len = size - pos;
|
|
|
|
/* TODO: check if the object is an indexable object from the class spec... */
|
|
/* use HCL_OBJ_GET_CLASS() instead of HCL_CLASSOF() as we know it's an object */
|
|
slice = hcl_instantiate(hcl, (hcl_oop_class_t)HCL_OBJ_GET_CLASS(src), HCL_NULL, len);
|
|
if (HCL_UNLIKELY(!slice)) return HCL_PF_FAILURE;
|
|
|
|
/* OR if add by the number of fixed fields??? */
|
|
switch (HCL_OBJ_GET_FLAGS_TYPE(src))
|
|
{
|
|
case HCL_OBJ_TYPE_OOP:
|
|
for (i = 0; i < len; i++) HCL_OBJ_GET_OOP_VAL(slice, i) = HCL_OBJ_GET_OOP_VAL(src, pos + i);
|
|
break;
|
|
|
|
case HCL_OBJ_TYPE_CHAR:
|
|
for (i = 0; i < len; i++) HCL_OBJ_GET_CHAR_VAL(slice, i) = HCL_OBJ_GET_CHAR_VAL(src, pos + i);
|
|
break;
|
|
|
|
case HCL_OBJ_TYPE_BYTE:
|
|
for (i = 0; i < len; i++) HCL_OBJ_GET_BYTE_VAL(slice, i) = HCL_OBJ_GET_BYTE_VAL(src, pos + i);
|
|
break;
|
|
|
|
case HCL_OBJ_TYPE_HALFWORD:
|
|
for (i = 0; i < len; i++) HCL_OBJ_GET_HALFWORD_VAL(slice, i) = HCL_OBJ_GET_HALFWORD_VAL(src, pos + i);
|
|
break;
|
|
|
|
case HCL_OBJ_TYPE_WORD:
|
|
for (i = 0; i < len; i++) HCL_OBJ_GET_WORD_VAL(slice, i) = HCL_OBJ_GET_WORD_VAL(src, pos + i);
|
|
break;
|
|
|
|
default:
|
|
goto unsliceable;
|
|
break;
|
|
}
|
|
|
|
HCL_STACK_SETRET (hcl, nargs, slice);
|
|
return HCL_PF_SUCCESS;
|
|
}
|
|
|
|
|
|
static hcl_pfinfo_t pfinfos[] =
|
|
{
|
|
{ "basicAt", { HCL_PFBASE_FUNC, pf_core_basic_at, 2, 2 } },
|
|
{ "basicAtPut", { HCL_PFBASE_FUNC, pf_core_basic_at_put, 3, 3 } },
|
|
{ "basicNew", { HCL_PFBASE_FUNC, pf_core_basic_new, 2, 2 } },
|
|
{ "basicSize", { HCL_PFBASE_FUNC, pf_core_basic_size, 1, 1 } },
|
|
{ "className", { HCL_PFBASE_FUNC, pf_core_class_name, 1, 1 } },
|
|
{ "classRespondsTo", { HCL_PFBASE_FUNC, pf_core_class_responds_to, 2, 2 } },
|
|
{ "instRespondsTo", { HCL_PFBASE_FUNC, pf_core_inst_responds_to, 2, 2 } },
|
|
{ "slice", { HCL_PFBASE_FUNC, pf_core_slice, 3, 3 } }
|
|
};
|
|
|
|
/* ------------------------------------------------------------------------ */
|
|
|
|
static hcl_pfbase_t* query (hcl_t* hcl, hcl_mod_t* mod, const hcl_ooch_t* name, hcl_oow_t namelen)
|
|
{
|
|
return hcl_findpfbase(hcl, pfinfos, HCL_COUNTOF(pfinfos), name, namelen);
|
|
}
|
|
|
|
static void unload (hcl_t* hcl, hcl_mod_t* mod)
|
|
{
|
|
}
|
|
|
|
int hcl_mod_core (hcl_t* hcl, hcl_mod_t* mod)
|
|
{
|
|
mod->query = query;
|
|
mod->unload = unload;
|
|
mod->ctx = HCL_NULL;
|
|
return 0;
|
|
}
|