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PJS_PerlArray.c
223 lines (173 loc) · 6.29 KB
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PJS_PerlArray.c
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#include "XSUB.h"
#include "JavaScript_Env.h"
#include "PJS_Context.h"
#include "PJS_Class.h"
#include "PJS_PerlArray.h"
static void perlarray_finalize(JSContext *cx, JSObject *obj);
static JSBool PerlArray(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
static JSBool perlarray_push(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
static JSBool perlarray_unshift(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
static JSBool perlarray_shift(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
static JSBool perlarray_pop(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
static JSBool perlarray_get(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static JSBool perlarray_set(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static JSBool perlarray_property_length(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static const char *PerlArrayPkg = "JavaScript::PerlArray";
static JSClass perlarray_class = {
"PerlArray", JSCLASS_HAS_PRIVATE,
JS_PropertyStub, JS_PropertyStub,
perlarray_get, perlarray_set,
JS_EnumerateStub, JS_ResolveStub,
JS_ConvertStub, perlarray_finalize,
JSCLASS_NO_OPTIONAL_MEMBERS
};
static JSPropertySpec perlarray_props[] = {
{"length", 0, JSPROP_READONLY | JSPROP_PERMANENT, perlarray_property_length, 0 },
{0, 0, 0, 0, 0}
};
static JSFunctionSpec perlarray_methods[] = {
{"push", perlarray_push, 1, 0, 0},
{"unshift", perlarray_unshift, 1, 0, 0},
{"shift", perlarray_shift, 0, 0, 0},
{"pop", perlarray_pop, 0, 0, 0},
{0, 0, 0, 0 ,0}
};
PJS_PerlArray * PJS_NewPerlArray() {
dTHX;
PJS_PerlArray *obj;
Newz(1, obj, 1, PJS_PerlArray);
obj->av = newAV();
return obj;
}
JSObject *PJS_InitPerlArrayClass(PJS_Context *pcx, JSObject *global) {
dTHX;
PJS_Class *cls;
Newz(1, cls, 1, PJS_Class);
cls->pkg = savepv(PerlArrayPkg);
cls->clasp = &perlarray_class;
cls->proto = JS_InitClass(
pcx->cx, global, NULL, &perlarray_class, PerlArray, 0,
perlarray_props, perlarray_methods,
NULL, NULL
);
PJS_store_class(pcx, cls);
return cls->proto;
}
static void perlarray_finalize(JSContext *cx, JSObject *obj) {
dTHX;
SV *self = (SV *) JS_GetPrivate(cx, obj);
SvREFCNT_dec(self);
}
static JSBool PerlArray(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
dTHX;
PJS_PerlArray *arr = PJS_NewPerlArray();
SV *sv = newSV(0);
sv_setref_pv(sv, "JavaScript::PerlArray", (void*) arr);
JS_SetPrivate(cx, obj, (void *) sv);
return JS_TRUE;
}
static JSBool perlarray_push(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
dTHX;
IV tmp = SvIV((SV *) SvRV((SV *) JS_GetPrivate(cx, obj)));
PJS_PerlArray *arr = INT2PTR(PJS_PerlArray *, tmp);
AV *av = arr->av;
if (argc) {
for (tmp = 0; tmp < argc; tmp++) {
SV *sv = newSV(0);
if (JSVALToSV(cx, NULL, argv[tmp], &sv) != JS_TRUE) {
JS_ReportError(cx, "Failed to convert argument %d to Perl", tmp);
return JS_FALSE;
}
av_push(av, sv);
}
}
return JS_TRUE;
}
static JSBool perlarray_unshift(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
dTHX;
IV tmp = SvIV((SV *) SvRV((SV *) JS_GetPrivate(cx, obj)));
PJS_PerlArray *arr = INT2PTR(PJS_PerlArray *, tmp);
AV *av = arr->av;
if (argc) {
av_unshift(av, argc);
for (tmp = 0; tmp < argc; tmp++) {
SV *sv = newSV(0);
if (JSVALToSV(cx, NULL, argv[tmp], &sv) != JS_TRUE) {
JS_ReportError(cx, "Failed to convert argument %d to Perl", tmp);
return JS_FALSE;
}
av_store(av, tmp, sv);
}
}
return JS_TRUE;
}
static JSBool perlarray_shift(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
dTHX;
IV tmp = SvIV((SV *) SvRV((SV *) JS_GetPrivate(cx, obj)));
PJS_PerlArray *arr = INT2PTR(PJS_PerlArray *, tmp);
AV *av = arr->av;
SV *sv = av_shift(av);
if (sv == NULL || sv == &PL_sv_undef) {
*rval = JSVAL_VOID;
return JS_TRUE;
}
PJS_ConvertPerlToJSType(cx, NULL, obj, sv, rval);
return JS_TRUE;
}
static JSBool perlarray_pop(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
dTHX;
IV tmp = SvIV((SV *) SvRV((SV *) JS_GetPrivate(cx, obj)));
PJS_PerlArray *arr = INT2PTR(PJS_PerlArray *, tmp);
AV *av = arr->av;
SV *sv = av_pop(av);
if (sv == NULL || sv == &PL_sv_undef) {
*rval = JSVAL_VOID;
return JS_TRUE;
}
PJS_ConvertPerlToJSType(cx, NULL, obj, sv, rval);
return JS_TRUE;
}
static JSBool perlarray_get(JSContext *cx, JSObject *obj, jsval id, jsval *vp) {
dTHX;
IV tmp = SvIV((SV *) SvRV((SV *) JS_GetPrivate(cx, obj)));
PJS_PerlArray *arr = INT2PTR(PJS_PerlArray *, tmp);
AV *av = arr->av;
if (JSVAL_IS_INT(id)) {
IV ix = JSVAL_TO_INT(id);
SV **v;
v = av_fetch(av, ix, 0);
if (v != NULL) {
PJS_ConvertPerlToJSType(cx, NULL, obj, *v, vp);
}
else {
JS_ReportError(cx, "Failed to retrieve element at index: %d", ix);
return JS_FALSE;
}
}
return JS_TRUE;
}
static JSBool perlarray_set(JSContext *cx, JSObject *obj, jsval id, jsval *vp) {
dTHX;
IV tmp = SvIV((SV *) SvRV((SV *) JS_GetPrivate(cx, obj)));
PJS_PerlArray *arr = INT2PTR(PJS_PerlArray *, tmp);
AV *av = arr->av;
if (JSVAL_IS_INT(id)) {
IV ix = JSVAL_TO_INT(id);
SV *sv = newSV(0);
if (JSVALToSV(cx, NULL, *vp, &sv) != JS_TRUE) {
JS_ReportError(cx, "Failed to convert argument %d to Perl", tmp);
return JS_FALSE;
}
av_store(av, ix, sv);
}
return JS_TRUE;
}
static JSBool perlarray_property_length(JSContext *cx, JSObject *obj, jsval id, jsval *vp) {
dTHX;
IV tmp = SvIV((SV *) SvRV((SV *) JS_GetPrivate(cx, obj)));
PJS_PerlArray *arr = INT2PTR(PJS_PerlArray *, tmp);
AV *av = arr->av;
I32 len = av_len(av) + 1;
*vp = INT_TO_JSVAL(len);
return JS_TRUE;
}