blender-archive/source/blender/makesrna/intern/rna_define.c

/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Contributor(s): Blender Foundation (2008).
 *
 * ***** END GPL LICENSE BLOCK *****
 */

/** \file blender/makesrna/intern/rna_define.c
 *  \ingroup RNA
 */


#include <float.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <string.h>
#include <ctype.h>

#include "BLI_utildefines.h"
#include "MEM_guardedalloc.h"

#include "DNA_genfile.h"
#include "DNA_sdna_types.h"

#include "BLI_utildefines.h"
#include "BLI_listbase.h"
#include "BLI_ghash.h"

#include "BLF_translation.h"

#include "RNA_define.h"

#include "rna_internal.h"


#ifdef DEBUG
#  define ASSERT_SOFT_HARD_LIMITS \
	if (softmin < hardmin || softmax > hardmax) { \
		fprintf(stderr, "Error with soft/hard limits: %s.%s\n", CONTAINER_RNA_ID(cont), identifier); \
		BLI_assert(!"invalid soft/hard limits"); \
	} (void)0
#else
#  define  ASSERT_SOFT_HARD_LIMITS (void)0
#endif

/* Global used during defining */

BlenderDefRNA DefRNA = {NULL, {NULL, NULL}, {NULL, NULL}, NULL, 0, 0, 0, 1, 1};

/* Duplicated code since we can't link in blenkernel or blenlib */

#ifndef MIN2
#define MIN2(x, y) ((x) < (y) ? (x) : (y))
#define MAX2(x, y) ((x) > (y) ? (x) : (y))
#endif

/* pedantic check for '.', do this since its a hassle for translators */
#ifndef NDEBUG
#  define DESCR_CHECK(description, id1, id2)                                  \
	if (description && (description)[0]) {                                    \
		int i = strlen(description);                                          \
		if ((description)[i - 1] == '.') {                                    \
			fprintf(stderr, "%s: '%s' '%s' description ends with a '.' !\n",  \
			        __func__, id1 ? id1 : "", id2 ? id2 : "");                \
		}                                                                     \
	} (void)0

#else
#  define DESCR_CHECK(description, id1, id2)
#endif

void rna_addtail(ListBase *listbase, void *vlink)
{
	Link *link = vlink;

	link->next = NULL;
	link->prev = listbase->last;

	if (listbase->last) ((Link *)listbase->last)->next = link;
	if (listbase->first == NULL) listbase->first = link;
	listbase->last = link;
}

static void rna_remlink(ListBase *listbase, void *vlink)
{
	Link *link = vlink;

	if (link->next) link->next->prev = link->prev;
	if (link->prev) link->prev->next = link->next;

	if (listbase->last == link) listbase->last = link->prev;
	if (listbase->first == link) listbase->first = link->next;
}

PropertyDefRNA *rna_findlink(ListBase *listbase, const char *identifier)
{
	Link *link;

	for (link = listbase->first; link; link = link->next) {
		PropertyRNA *prop = ((PropertyDefRNA *)link)->prop;
		if (prop && (strcmp(prop->identifier, identifier) == 0)) {
			return (PropertyDefRNA *)link;
		}
	}

	return NULL;
}

void rna_freelinkN(ListBase *listbase, void *vlink)
{
	rna_remlink(listbase, vlink);
	MEM_freeN(vlink);
}

void rna_freelistN(ListBase *listbase)
{
	Link *link, *next;
	
	for (link = listbase->first; link; link = next) {
		next = link->next;
		MEM_freeN(link);
	}
	
	listbase->first = listbase->last = NULL;
}

StructDefRNA *rna_find_struct_def(StructRNA *srna)
{
	StructDefRNA *dsrna;

	if (!DefRNA.preprocess) {
		/* we should never get here */
		fprintf(stderr, "%s: only at preprocess time.\n", __func__);
		return NULL;
	}

	dsrna = DefRNA.structs.last;
	for (; dsrna; dsrna = dsrna->cont.prev)
		if (dsrna->srna == srna)
			return dsrna;

	return NULL;
}

PropertyDefRNA *rna_find_struct_property_def(StructRNA *srna, PropertyRNA *prop)
{
	StructDefRNA *dsrna;
	PropertyDefRNA *dprop;

	if (!DefRNA.preprocess) {
		/* we should never get here */
		fprintf(stderr, "%s: only at preprocess time.\n", __func__);
		return NULL;
	}

	dsrna = rna_find_struct_def(srna);
	dprop = dsrna->cont.properties.last;
	for (; dprop; dprop = dprop->prev)
		if (dprop->prop == prop)
			return dprop;

	dsrna = DefRNA.structs.last;
	for (; dsrna; dsrna = dsrna->cont.prev) {
		dprop = dsrna->cont.properties.last;
		for (; dprop; dprop = dprop->prev)
			if (dprop->prop == prop)
				return dprop;
	}

	return NULL;
}

#if 0
static PropertyDefRNA *rna_find_property_def(PropertyRNA *prop)
{
	PropertyDefRNA *dprop;

	if (!DefRNA.preprocess) {
		/* we should never get here */
		fprintf(stderr, "%s: only at preprocess time.\n", __func__);
		return NULL;
	}

	dprop = rna_find_struct_property_def(DefRNA.laststruct, prop);
	if (dprop)
		return dprop;

	dprop = rna_find_parameter_def(prop);
	if (dprop)
		return dprop;

	return NULL;
}
#endif

FunctionDefRNA *rna_find_function_def(FunctionRNA *func)
{
	StructDefRNA *dsrna;
	FunctionDefRNA *dfunc;

	if (!DefRNA.preprocess) {
		/* we should never get here */
		fprintf(stderr, "%s: only at preprocess time.\n", __func__);
		return NULL;
	}

	dsrna = rna_find_struct_def(DefRNA.laststruct);
	dfunc = dsrna->functions.last;
	for (; dfunc; dfunc = dfunc->cont.prev)
		if (dfunc->func == func)
			return dfunc;

	dsrna = DefRNA.structs.last;
	for (; dsrna; dsrna = dsrna->cont.prev) {
		dfunc = dsrna->functions.last;
		for (; dfunc; dfunc = dfunc->cont.prev)
			if (dfunc->func == func)
				return dfunc;
	}

	return NULL;
}

PropertyDefRNA *rna_find_parameter_def(PropertyRNA *parm)
{
	StructDefRNA *dsrna;
	FunctionDefRNA *dfunc;
	PropertyDefRNA *dparm;

	if (!DefRNA.preprocess) {
		/* we should never get here */
		fprintf(stderr, "%s: only at preprocess time.\n", __func__);
		return NULL;
	}

	dsrna = rna_find_struct_def(DefRNA.laststruct);
	dfunc = dsrna->functions.last;
	for (; dfunc; dfunc = dfunc->cont.prev) {
		dparm = dfunc->cont.properties.last;
		for (; dparm; dparm = dparm->prev)
			if (dparm->prop == parm)
				return dparm;
	}

	dsrna = DefRNA.structs.last;
	for (; dsrna; dsrna = dsrna->cont.prev) {
		dfunc = dsrna->functions.last;
		for (; dfunc; dfunc = dfunc->cont.prev) {
			dparm = dfunc->cont.properties.last;
			for (; dparm; dparm = dparm->prev)
				if (dparm->prop == parm)
					return dparm;
		}
	}

	return NULL;
}

static ContainerDefRNA *rna_find_container_def(ContainerRNA *cont)
{
	StructDefRNA *ds;
	FunctionDefRNA *dfunc;

	if (!DefRNA.preprocess) {
		/* we should never get here */
		fprintf(stderr, "%s: only at preprocess time.\n", __func__);
		return NULL;
	}

	ds = rna_find_struct_def((StructRNA *)cont);
	if (ds)
		return &ds->cont;

	dfunc = rna_find_function_def((FunctionRNA *)cont);
	if (dfunc)
		return &dfunc->cont;

	return NULL;
}

/* DNA utility function for looking up members */

typedef struct DNAStructMember {
	const char *type;
	const char *name;
	int arraylength;
	int pointerlevel;
} DNAStructMember;

static int rna_member_cmp(const char *name, const char *oname)
{
	int a = 0;
	
	/* compare without pointer or array part */
	while (name[0] == '*')
		name++;
	while (oname[0] == '*')
		oname++;
	
	while (1) {
		if (name[a] == '[' && oname[a] == 0) return 1;
		if (name[a] == '[' && oname[a] == '[') return 1;
		if (name[a] == 0) break;
		if (name[a] != oname[a]) return 0;
		a++;
	}
	if (name[a] == 0 && oname[a] == '.') return 2;
	if (name[a] == 0 && oname[a] == '-' && oname[a + 1] == '>') return 3;

	return (name[a] == oname[a]);
}

static int rna_find_sdna_member(SDNA *sdna, const char *structname, const char *membername, DNAStructMember *smember)
{
	const char *dnaname;
	short *sp;
	int a, b, structnr, totmember, cmp;

	structnr = DNA_struct_find_nr(sdna, structname);
	if (structnr == -1)
		return 0;

	sp = sdna->structs[structnr];
	totmember = sp[1];
	sp += 2;

	for (a = 0; a < totmember; a++, sp += 2) {
		dnaname = sdna->names[sp[1]];

		cmp = rna_member_cmp(dnaname, membername);

		if (cmp == 1) {
			smember->type = sdna->types[sp[0]];
			smember->name = dnaname;

			if (strstr(membername, "["))
				smember->arraylength = 0;
			else
				smember->arraylength = DNA_elem_array_size(smember->name, strlen(smember->name));

			smember->pointerlevel = 0;
			for (b = 0; dnaname[b] == '*'; b++)
				smember->pointerlevel++;

			return 1;
		}
		else if (cmp == 2) {
			smember->type = "";
			smember->name = dnaname;
			smember->pointerlevel = 0;
			smember->arraylength = 0;

			membername = strstr(membername, ".") + strlen(".");
			rna_find_sdna_member(sdna, sdna->types[sp[0]], membername, smember);

			return 1;
		}
		else if (cmp == 3) {
			smember->type = "";
			smember->name = dnaname;
			smember->pointerlevel = 0;
			smember->arraylength = 0;

			membername = strstr(membername, "->") + strlen("->");
			rna_find_sdna_member(sdna, sdna->types[sp[0]], membername, smember);

			return 1;
		}
	}

	return 0;
}

static int rna_validate_identifier(const char *identifier, char *error, int property)
{
	int a = 0;
	
	/* list is from...
	 * ", ".join(['"%s"' % kw for kw in  __import__("keyword").kwlist if kw not in {"False", "None", "True"}])
	 */
	static const char *kwlist[] = {
		/* "False", "None", "True", */
		"and", "as", "assert", "break",
		"class", "continue", "def", "del", "elif", "else", "except",
		"finally", "for", "from", "global", "if", "import", "in",
		"is", "lambda", "nonlocal", "not", "or", "pass", "raise",
		"return", "try", "while", "with", "yield", NULL
	};
	
	
	if (!isalpha(identifier[0])) {
		strcpy(error, "first character failed isalpha() check");
		return 0;
	}
	
	for (a = 0; identifier[a]; a++) {
		if (DefRNA.preprocess && property) {
			if (isalpha(identifier[a]) && isupper(identifier[a])) {
				strcpy(error, "property names must contain lower case characters only");
				return 0;
			}
		}
		
		if (identifier[a] == '_') {
			continue;
		}

		if (identifier[a] == ' ') {
			strcpy(error, "spaces are not okay in identifier names");
			return 0;
		}

		if (isalnum(identifier[a]) == 0) {
			strcpy(error, "one of the characters failed an isalnum() check and is not an underscore");
			return 0;
		}
	}
	
	for (a = 0; kwlist[a]; a++) {
		if (strcmp(identifier, kwlist[a]) == 0) {
			strcpy(error, "this keyword is reserved by python");
			return 0;
		}
	}

	if (property) {
		static const char *kwlist_prop[] = {
			/* not keywords but reserved all the same because py uses */
			"keys", "values", "items", "get",
			NULL
		};

		for (a = 0; kwlist_prop[a]; a++) {
			if (strcmp(identifier, kwlist_prop[a]) == 0) {
				strcpy(error, "this keyword is reserved by python");
				return 0;
			}
		}
	}
	
	return 1;
}

void RNA_identifier_sanitize(char *identifier, int property)
{
	int a = 0;
	
	/*  list from http://docs.python.org/py3k/reference/lexical_analysis.html#keywords */
	static const char *kwlist[] = {
		/* "False", "None", "True", */
		"and", "as", "assert", "break",
		"class", "continue", "def", "del", "elif", "else", "except",
		"finally", "for", "from", "global", "if", "import", "in",
		"is", "lambda", "nonlocal", "not", "or", "pass", "raise",
		"return", "try", "while", "with", "yield", NULL
	};
	
	
	if (!isalpha(identifier[0])) {
		/* first character failed isalpha() check */
		identifier[0] = '_';
	}
	
	for (a = 0; identifier[a]; a++) {
		if (DefRNA.preprocess && property) {
			if (isalpha(identifier[a]) && isupper(identifier[a])) {
				/* property names must contain lower case characters only */
				identifier[a] = tolower(identifier[a]);
			}
		}
		
		if (identifier[a] == '_') {
			continue;
		}

		if (identifier[a] == ' ') {
			/* spaces are not okay in identifier names */
			identifier[a] = '_';
		}

		if (isalnum(identifier[a]) == 0) {
			/* one of the characters failed an isalnum() check and is not an underscore */
			identifier[a] = '_';
		}
	}
	
	for (a = 0; kwlist[a]; a++) {
		if (strcmp(identifier, kwlist[a]) == 0) {
			/* this keyword is reserved by python.
			 * just replace the last character by '_' to keep it readable.
			 */
			identifier[strlen(identifier) - 1] = '_';
			break;
		}
	}

	if (property) {
		static const char *kwlist_prop[] = {
			/* not keywords but reserved all the same because py uses */
			"keys", "values", "items", "get",
			NULL
		};

		for (a = 0; kwlist_prop[a]; a++) {
			if (strcmp(identifier, kwlist_prop[a]) == 0) {
				/* this keyword is reserved by python.
				 * just replace the last character by '_' to keep it readable.
				 */
				identifier[strlen(identifier) - 1] = '_';
				break;
			}
		}
	}
}

/* Blender Data Definition */

BlenderRNA *RNA_create(void)
{
	BlenderRNA *brna;

	brna = MEM_callocN(sizeof(BlenderRNA), "BlenderRNA");

	DefRNA.sdna = DNA_sdna_from_data(DNAstr,  DNAlen, false);
	DefRNA.structs.first = DefRNA.structs.last = NULL;
	DefRNA.error = 0;
	DefRNA.preprocess = 1;

	return brna;
}

void RNA_define_free(BlenderRNA *UNUSED(brna))
{
	StructDefRNA *ds;
	FunctionDefRNA *dfunc;
	AllocDefRNA *alloc;

	for (alloc = DefRNA.allocs.first; alloc; alloc = alloc->next)
		MEM_freeN(alloc->mem);
	rna_freelistN(&DefRNA.allocs);

	for (ds = DefRNA.structs.first; ds; ds = ds->cont.next) {
		for (dfunc = ds->functions.first; dfunc; dfunc = dfunc->cont.next)
			rna_freelistN(&dfunc->cont.properties);

		rna_freelistN(&ds->cont.properties);
		rna_freelistN(&ds->functions);
	}

	rna_freelistN(&DefRNA.structs);

	if (DefRNA.sdna) {
		DNA_sdna_free(DefRNA.sdna);
		DefRNA.sdna = NULL;
	}

	DefRNA.error = 0;
}

void RNA_define_verify_sdna(int verify)
{
	DefRNA.verify = verify;
}

#ifndef RNA_RUNTIME
void RNA_define_animate_sdna(int animate)
{
	DefRNA.animate = animate;
}
#endif

void RNA_struct_free_extension(StructRNA *srna, ExtensionRNA *ext)
{
#ifdef RNA_RUNTIME
	ext->free(ext->data);                     /* decref's the PyObject that the srna owns */
	RNA_struct_blender_type_set(srna, NULL);  /* this gets accessed again - XXX fixme */
	RNA_struct_py_type_set(srna, NULL);       /* NULL the srna's value so RNA_struct_free wont complain of a leak */
#else
	(void)srna;
	(void)ext;
#endif
}

void RNA_struct_free(BlenderRNA *brna, StructRNA *srna)
{
#ifdef RNA_RUNTIME
	FunctionRNA *func, *nextfunc;
	PropertyRNA *prop, *nextprop;
	PropertyRNA *parm, *nextparm;

#if 0
	if (srna->flag & STRUCT_RUNTIME) {
		if (RNA_struct_py_type_get(srna)) {
			fprintf(stderr, "%s '%s' freed while holding a python reference\n", __func__, srna->identifier);
		}
	}
#endif

	for (prop = srna->cont.properties.first; prop; prop = nextprop) {
		nextprop = prop->next;

		RNA_def_property_free_pointers(prop);

		if (prop->flag & PROP_RUNTIME)
			rna_freelinkN(&srna->cont.properties, prop);
	}

	for (func = srna->functions.first; func; func = nextfunc) {
		nextfunc = func->cont.next;

		for (parm = func->cont.properties.first; parm; parm = nextparm) {
			nextparm = parm->next;

			RNA_def_property_free_pointers(parm);

			if (parm->flag & PROP_RUNTIME)
				rna_freelinkN(&func->cont.properties, parm);
		}

		RNA_def_func_free_pointers(func);

		if (func->flag & FUNC_RUNTIME)
			rna_freelinkN(&srna->functions, func);
	}

	RNA_def_struct_free_pointers(srna);

	if (srna->flag & STRUCT_RUNTIME)
		rna_freelinkN(&brna->structs, srna);
#else
	(void)brna, (void)srna;
#endif
}

void RNA_free(BlenderRNA *brna)
{
	StructRNA *srna, *nextsrna;
	FunctionRNA *func;

	if (DefRNA.preprocess) {
		RNA_define_free(brna);

		for (srna = brna->structs.first; srna; srna = srna->cont.next) {
			for (func = srna->functions.first; func; func = func->cont.next)
				rna_freelistN(&func->cont.properties);

			rna_freelistN(&srna->cont.properties);
			rna_freelistN(&srna->functions);
		}

		rna_freelistN(&brna->structs);
		
		MEM_freeN(brna);
	}
	else {
		for (srna = brna->structs.first; srna; srna = nextsrna) {
			nextsrna = srna->cont.next;
			RNA_struct_free(brna, srna);
		}
	}
}

static size_t rna_property_type_sizeof(PropertyType type)
{
	switch (type) {
		case PROP_BOOLEAN: return sizeof(BoolPropertyRNA);
		case PROP_INT: return sizeof(IntPropertyRNA);
		case PROP_FLOAT: return sizeof(FloatPropertyRNA);
		case PROP_STRING: return sizeof(StringPropertyRNA);
		case PROP_ENUM: return sizeof(EnumPropertyRNA);
		case PROP_POINTER: return sizeof(PointerPropertyRNA);
		case PROP_COLLECTION: return sizeof(CollectionPropertyRNA);
		default: return 0;
	}
}

static StructDefRNA *rna_find_def_struct(StructRNA *srna)
{
	StructDefRNA *ds;

	for (ds = DefRNA.structs.first; ds; ds = ds->cont.next)
		if (ds->srna == srna)
			return ds;

	return NULL;
}

/* Struct Definition */
StructRNA *RNA_def_struct_ptr(BlenderRNA *brna, const char *identifier, StructRNA *srnafrom)
{
	StructRNA *srna;
	StructDefRNA *ds = NULL, *dsfrom = NULL;
	PropertyRNA *prop;

	if (DefRNA.preprocess) {
		char error[512];

		if (rna_validate_identifier(identifier, error, FALSE) == 0) {
			fprintf(stderr, "%s: struct identifier \"%s\" error - %s\n", __func__, identifier, error);
			DefRNA.error = 1;
		}
	}

	srna = MEM_callocN(sizeof(StructRNA), "StructRNA");
	DefRNA.laststruct = srna;

	if (srnafrom) {
		/* copy from struct to derive stuff, a bit clumsy since we can't
		 * use MEM_dupallocN, data structs may not be alloced but builtin */
		memcpy(srna, srnafrom, sizeof(StructRNA));
		srna->cont.prophash = NULL;
		srna->cont.properties.first = srna->cont.properties.last = NULL;
		srna->functions.first = srna->functions.last = NULL;
		srna->py_type = NULL;

		if (DefRNA.preprocess) {
			srna->base = srnafrom;
			dsfrom = rna_find_def_struct(srnafrom);
		}
		else
			srna->base = srnafrom;
	}

	srna->identifier = identifier;
	srna->name = identifier; /* may be overwritten later RNA_def_struct_ui_text */
	srna->description = "";
	/* may be overwritten later RNA_def_struct_translation_context */
	srna->translation_context = BLF_I18NCONTEXT_DEFAULT_BPYRNA;
	srna->flag |= STRUCT_UNDO;
	if (!srnafrom)
		srna->icon = ICON_DOT;

	rna_addtail(&brna->structs, srna);

	if (DefRNA.preprocess) {
		ds = MEM_callocN(sizeof(StructDefRNA), "StructDefRNA");
		ds->srna = srna;
		rna_addtail(&DefRNA.structs, ds);

		if (dsfrom)
			ds->dnafromname = dsfrom->dnaname;
	}

	/* in preprocess, try to find sdna */
	if (DefRNA.preprocess)
		RNA_def_struct_sdna(srna, srna->identifier);
	else
		srna->flag |= STRUCT_RUNTIME;

	if (srnafrom) {
		srna->nameproperty = srnafrom->nameproperty;
		srna->iteratorproperty = srnafrom->iteratorproperty;
	}
	else {
		/* define some builtin properties */
		prop = RNA_def_property(&srna->cont, "rna_properties", PROP_COLLECTION, PROP_NONE);
		RNA_def_property_flag(prop, PROP_BUILTIN);
		RNA_def_property_ui_text(prop, "Properties", "RNA property collection");

		if (DefRNA.preprocess) {
			RNA_def_property_struct_type(prop, "Property");
			RNA_def_property_collection_funcs(prop, "rna_builtin_properties_begin", "rna_builtin_properties_next",
			                                  "rna_iterator_listbase_end", "rna_builtin_properties_get", NULL, NULL,
			                                  "rna_builtin_properties_lookup_string", NULL);
		}
		else {
#ifdef RNA_RUNTIME
			CollectionPropertyRNA *cprop = (CollectionPropertyRNA *)prop;
			cprop->begin = rna_builtin_properties_begin;
			cprop->next = rna_builtin_properties_next;
			cprop->get = rna_builtin_properties_get;
			cprop->item_type = &RNA_Property;
#endif
		}

		prop = RNA_def_property(&srna->cont, "rna_type", PROP_POINTER, PROP_NONE);
		RNA_def_property_flag(prop, PROP_HIDDEN);
		RNA_def_property_ui_text(prop, "RNA", "RNA type definition");

		if (DefRNA.preprocess) {
			RNA_def_property_struct_type(prop, "Struct");
			RNA_def_property_pointer_funcs(prop, "rna_builtin_type_get", NULL, NULL, NULL);
		}
		else {
#ifdef RNA_RUNTIME
			PointerPropertyRNA *pprop = (PointerPropertyRNA *)prop;
			pprop->get = rna_builtin_type_get;
			pprop->type = &RNA_Struct;
#endif
		}
	}

	return srna;
}

StructRNA *RNA_def_struct(BlenderRNA *brna, const char *identifier, const char *from)
{
	StructRNA *srnafrom = NULL;

	/* only use RNA_def_struct() while pre-processing, otherwise use RNA_def_struct_ptr() */
	BLI_assert(DefRNA.preprocess);

	if (from) {
		/* find struct to derive from */
		for (srnafrom = brna->structs.first; srnafrom; srnafrom = srnafrom->cont.next)
			if (strcmp(srnafrom->identifier, from) == 0)
				break;

		if (!srnafrom) {
			fprintf(stderr, "%s: struct %s not found to define %s.\n", __func__, from, identifier);
			DefRNA.error = 1;
		}
	}

	return RNA_def_struct_ptr(brna, identifier, srnafrom);
}

void RNA_def_struct_sdna(StructRNA *srna, const char *structname)
{
	StructDefRNA *ds;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	ds = rna_find_def_struct(srna);

	if (!DNA_struct_find_nr(DefRNA.sdna, structname)) {
		if (!DefRNA.silent) {
			fprintf(stderr, "%s: %s not found.\n", __func__, structname);
			DefRNA.error = 1;
		}
		return;
	}

	ds->dnaname = structname;
}

void RNA_def_struct_sdna_from(StructRNA *srna, const char *structname, const char *propname)
{
	StructDefRNA *ds;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	ds = rna_find_def_struct(srna);

	if (!ds->dnaname) {
		fprintf(stderr, "%s: %s base struct must know DNA already.\n", __func__, structname);
		return;
	}

	if (!DNA_struct_find_nr(DefRNA.sdna, structname)) {
		if (!DefRNA.silent) {
			fprintf(stderr, "%s: %s not found.\n", __func__, structname);
			DefRNA.error = 1;
		}
		return;
	}

	ds->dnafromprop = propname;
	ds->dnaname = structname;
}

void RNA_def_struct_name_property(struct StructRNA *srna, struct PropertyRNA *prop)
{
	if (prop->type != PROP_STRING) {
		fprintf(stderr, "%s: \"%s.%s\", must be a string property.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
	}
	else
		srna->nameproperty = prop;
}

void RNA_def_struct_nested(BlenderRNA *brna, StructRNA *srna, const char *structname)
{
	StructRNA *srnafrom;

	/* find struct to derive from */
	for (srnafrom = brna->structs.first; srnafrom; srnafrom = srnafrom->cont.next)
		if (strcmp(srnafrom->identifier, structname) == 0)
			break;

	if (!srnafrom) {
		fprintf(stderr, "%s: struct %s not found for %s.\n", __func__, structname, srna->identifier);
		DefRNA.error = 1;
	}

	srna->nested = srnafrom;
}

void RNA_def_struct_flag(StructRNA *srna, int flag)
{
	srna->flag |= flag;
}

void RNA_def_struct_clear_flag(StructRNA *srna, int flag)
{
	srna->flag &= ~flag;
}

void RNA_def_struct_refine_func(StructRNA *srna, const char *refine)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (refine) srna->refine = (StructRefineFunc)refine;
}

void RNA_def_struct_idprops_func(StructRNA *srna, const char *idproperties)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (idproperties) srna->idproperties = (IDPropertiesFunc)idproperties;
}

void RNA_def_struct_register_funcs(StructRNA *srna, const char *reg, const char *unreg, const char *instance)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (reg) srna->reg = (StructRegisterFunc)reg;
	if (unreg) srna->unreg = (StructUnregisterFunc)unreg;
	if (instance) srna->instance = (StructInstanceFunc)instance;
}

void RNA_def_struct_path_func(StructRNA *srna, const char *path)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (path) srna->path = (StructPathFunc)path;
}

void RNA_def_struct_identifier(StructRNA *srna, const char *identifier)
{
	if (DefRNA.preprocess) {
		fprintf(stderr, "%s: only at runtime.\n", __func__);
		return;
	}

	srna->identifier = identifier;
}

void RNA_def_struct_ui_text(StructRNA *srna, const char *name, const char *description)
{
	DESCR_CHECK(description, srna->identifier, NULL);

	srna->name = name;
	srna->description = description;
}

void RNA_def_struct_ui_icon(StructRNA *srna, int icon)
{
	srna->icon = icon;
}

void RNA_def_struct_translation_context(StructRNA *srna, const char *context)
{
	srna->translation_context = context ? context : BLF_I18NCONTEXT_DEFAULT_BPYRNA;
}

/* Property Definition */

PropertyRNA *RNA_def_property(StructOrFunctionRNA *cont_, const char *identifier, int type, int subtype)
{
	/*StructRNA *srna = DefRNA.laststruct;*/ /* invalid for python defined props */
	ContainerRNA *cont = cont_;
	ContainerDefRNA *dcont;
	PropertyDefRNA *dprop = NULL;
	PropertyRNA *prop;

	if (DefRNA.preprocess) {
		char error[512];
		
		if (rna_validate_identifier(identifier, error, TRUE) == 0) {
			fprintf(stderr, "%s: property identifier \"%s.%s\" - %s\n", __func__,
			        CONTAINER_RNA_ID(cont), identifier, error);
			DefRNA.error = 1;
		}
		
		dcont = rna_find_container_def(cont);

		/* XXX - toto, detect supertype collisions */
		if (rna_findlink(&dcont->properties, identifier)) {
			fprintf(stderr, "%s: duplicate identifier \"%s.%s\"\n", __func__, CONTAINER_RNA_ID(cont), identifier);
			DefRNA.error = 1;
		}

		dprop = MEM_callocN(sizeof(PropertyDefRNA), "PropertyDefRNA");
		rna_addtail(&dcont->properties, dprop);
	}
	else {
#ifdef DEBUG
		char error[512];
		if (rna_validate_identifier(identifier, error, TRUE) == 0) {
			fprintf(stderr, "%s: runtime property identifier \"%s.%s\" - %s\n", __func__,
			        CONTAINER_RNA_ID(cont), identifier, error);
			DefRNA.error = 1;
		}
#endif
	}

	prop = MEM_callocN(rna_property_type_sizeof(type), "PropertyRNA");

	switch (type) {
		case PROP_BOOLEAN:
			if (DefRNA.preprocess) {
				if ((subtype & ~(PROP_LAYER_MEMBER)) != PROP_NONE) {
					fprintf(stderr, "%s: subtype does not apply to 'PROP_BOOLEAN' \"%s.%s\"\n", __func__,
					        CONTAINER_RNA_ID(cont), identifier);
					DefRNA.error = 1;
				}
			}
			break;
		case PROP_INT:
		{
			IntPropertyRNA *iprop = (IntPropertyRNA *)prop;

#ifndef RNA_RUNTIME
			if (subtype == PROP_DISTANCE) {
				fprintf(stderr, "%s: subtype does not apply to 'PROP_INT' \"%s.%s\"\n", __func__,
				        CONTAINER_RNA_ID(cont), identifier);
				DefRNA.error = 1;
			}
#endif

			iprop->hardmin = (subtype == PROP_UNSIGNED) ? 0 : INT_MIN;
			iprop->hardmax = INT_MAX;

			iprop->softmin = (subtype == PROP_UNSIGNED) ? 0 : -10000; /* rather arbitrary .. */
			iprop->softmax = 10000;
			iprop->step = 1;
			break;
		}
		case PROP_FLOAT:
		{
			FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;

			fprop->hardmin = (subtype == PROP_UNSIGNED) ? 0.0f : -FLT_MAX;
			fprop->hardmax = FLT_MAX;

			if (ELEM(subtype, PROP_COLOR, PROP_COLOR_GAMMA)) {
				fprop->softmin = 0.0f;
				fprop->softmax = 1.0f;
			}
			else if (subtype == PROP_FACTOR) {
				fprop->softmin = fprop->hardmin = 0.0f;
				fprop->softmax = fprop->hardmax = 1.0f;
			}
			else {
				fprop->softmin = (subtype == PROP_UNSIGNED) ? 0.0f : -10000.0f; /* rather arbitrary .. */
				fprop->softmax = 10000.0f;
			}
			fprop->step = 10;
			fprop->precision = 3;
			break;
		}
		case PROP_STRING:
		{
			StringPropertyRNA *sprop = (StringPropertyRNA *)prop;

			sprop->defaultvalue = "";
			break;
		}
		case PROP_POINTER:
			prop->flag |= PROP_THICK_WRAP;  /* needed for default behavior when PROP_RNAPTR is set */
			break;
		case PROP_ENUM:
		case PROP_COLLECTION:
			break;
		default:
			fprintf(stderr, "%s: \"%s.%s\", invalid property type.\n", __func__, CONTAINER_RNA_ID(cont), identifier);
			DefRNA.error = 1;
			return NULL;
	}

	if (DefRNA.preprocess) {
		dprop->cont = cont;
		dprop->prop = prop;
	}

	prop->magic = RNA_MAGIC;
	prop->identifier = identifier;
	prop->type = type;
	prop->subtype = subtype;
	prop->name = identifier;
	prop->description = "";
	prop->translation_context = BLF_I18NCONTEXT_DEFAULT_BPYRNA;
	/* a priori not raw editable */
	prop->rawtype = -1;

	if (type != PROP_COLLECTION && type != PROP_POINTER) {
		prop->flag = PROP_EDITABLE;
	
		if (type != PROP_STRING) {
#ifdef RNA_RUNTIME
			prop->flag |= PROP_ANIMATABLE;
#else
			if (DefRNA.animate) {
				prop->flag |= PROP_ANIMATABLE;
			}
#endif
		}
	}

	if (type == PROP_STRING) {
		/* used so generated 'get/length/set' functions skip a NULL check
		 * in some cases we want it */
		RNA_def_property_flag(prop, PROP_NEVER_NULL);
	}

	if (DefRNA.preprocess) {
		switch (type) {
			case PROP_BOOLEAN:
				DefRNA.silent = 1;
				RNA_def_property_boolean_sdna(prop, NULL, identifier, 0);
				DefRNA.silent = 0;
				break;
			case PROP_INT:
			{
				DefRNA.silent = 1;
				RNA_def_property_int_sdna(prop, NULL, identifier);
				DefRNA.silent = 0;
				break;
			}
			case PROP_FLOAT:
			{
				DefRNA.silent = 1;
				RNA_def_property_float_sdna(prop, NULL, identifier);
				DefRNA.silent = 0;
				break;
			}
			case PROP_STRING:
			{
				DefRNA.silent = 1;
				RNA_def_property_string_sdna(prop, NULL, identifier);
				DefRNA.silent = 0;
				break;
			}
			case PROP_ENUM:
				DefRNA.silent = 1;
				RNA_def_property_enum_sdna(prop, NULL, identifier);
				DefRNA.silent = 0;
				break;
			case PROP_POINTER:
				DefRNA.silent = 1;
				RNA_def_property_pointer_sdna(prop, NULL, identifier);
				DefRNA.silent = 0;
				break;
			case PROP_COLLECTION:
				DefRNA.silent = 1;
				RNA_def_property_collection_sdna(prop, NULL, identifier, NULL);
				DefRNA.silent = 0;
				break;
		}
	}
	else {
		prop->flag |= PROP_IDPROPERTY | PROP_RUNTIME;
#ifdef RNA_RUNTIME
		if (cont->prophash)
			BLI_ghash_insert(cont->prophash, (void *)prop->identifier, prop);
#endif
	}

	rna_addtail(&cont->properties, prop);

	return prop;
}

void RNA_def_property_flag(PropertyRNA *prop, int flag)
{
	prop->flag |= flag;
}

void RNA_def_property_clear_flag(PropertyRNA *prop, int flag)
{
	prop->flag &= ~flag;
}

void RNA_def_property_subtype(PropertyRNA *prop, PropertySubType subtype)
{
	prop->subtype = subtype;
}

void RNA_def_property_array(PropertyRNA *prop, int length)
{
	StructRNA *srna = DefRNA.laststruct;

	if (length < 0) {
		fprintf(stderr, "%s: \"%s.%s\", array length must be zero of greater.\n", __func__,
		        srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if (length > RNA_MAX_ARRAY_LENGTH) {
		fprintf(stderr, "%s: \"%s.%s\", array length must be smaller than %d.\n", __func__,
		        srna->identifier, prop->identifier, RNA_MAX_ARRAY_LENGTH);
		DefRNA.error = 1;
		return;
	}

	if (prop->arraydimension > 1) {
		fprintf(stderr, "%s: \"%s.%s\", array dimensions has been set to %u but would be overwritten as 1.\n",
		        __func__, srna->identifier, prop->identifier, prop->arraydimension);
		DefRNA.error = 1;
		return;
	}

	switch (prop->type) {
		case PROP_BOOLEAN:
		case PROP_INT:
		case PROP_FLOAT:
			prop->arraylength[0] = length;
			prop->totarraylength = length;
			prop->arraydimension = 1;
			break;
		default:
			fprintf(stderr, "%s: \"%s.%s\", only boolean/int/float can be array.\n",
			        __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_multi_array(PropertyRNA *prop, int dimension, const int length[])
{
	StructRNA *srna = DefRNA.laststruct;
	int i;
	
	if (dimension < 1 || dimension > RNA_MAX_ARRAY_DIMENSION) {
		fprintf(stderr, "%s: \"%s.%s\", array dimension must be between 1 and %d.\n",
		        __func__, srna->identifier, prop->identifier, RNA_MAX_ARRAY_DIMENSION);
		DefRNA.error = 1;
		return;
	}

	switch (prop->type) {
		case PROP_BOOLEAN:
		case PROP_INT:
		case PROP_FLOAT:
			break;
		default:
			fprintf(stderr, "%s: \"%s.%s\", only boolean/int/float can be array.\n",
			        __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}

	prop->arraydimension = dimension;
	prop->totarraylength = 0;

	if (length) {
		memcpy(prop->arraylength, length, sizeof(int) * dimension);

		prop->totarraylength = length[0];
		for (i = 1; i < dimension; i++)
			prop->totarraylength *= length[i];
	}
	else
		memset(prop->arraylength, 0, sizeof(prop->arraylength));

	/* TODO make sure arraylength values are sane  */
}

void RNA_def_property_ui_text(PropertyRNA *prop, const char *name, const char *description)
{
	DESCR_CHECK(description, prop->identifier, NULL);

	prop->name = name;
	prop->description = description;
}

void RNA_def_property_ui_icon(PropertyRNA *prop, int icon, int consecutive)
{
	prop->icon = icon;
	if (consecutive)
		prop->flag |= PROP_ICONS_CONSECUTIVE;
}

/**
 * The values hare are a little confusing:
 *
 * \param step For floats this is (step / 100), why /100? - nobody knows.
 * for int's, whole values are used.
 *
 * \param precision The number of zeros to show
 * (as a whole number - common range is 1 - 6), see PRECISION_FLOAT_MAX
 */
void RNA_def_property_ui_range(PropertyRNA *prop, double min, double max, double step, int precision)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_INT:
		{
			IntPropertyRNA *iprop = (IntPropertyRNA *)prop;
			iprop->softmin = (int)min;
			iprop->softmax = (int)max;
			iprop->step = (int)step;
			break;
		}
		case PROP_FLOAT:
		{
			FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;
			fprop->softmin = (float)min;
			fprop->softmax = (float)max;
			fprop->step = (float)step;
			fprop->precision = (int)precision;
#if 0 /* handy but annoying */
			if (DefRNA.preprocess) {
				/* check we're not over PRECISION_FLOAT_MAX */
				if (fprop->precision > 6) {
					fprintf(stderr, "%s: \"%s.%s\", precision value over maximum.\n",
					        __func__, srna->identifier, prop->identifier);
					DefRNA.error = 1;
				}
				else if (fprop->precision < 1) {
					fprintf(stderr, "%s: \"%s.%s\", precision value under minimum.\n",
					        __func__, srna->identifier, prop->identifier);
					DefRNA.error = 1;
				}
			}
#endif
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", invalid type for ui range.\n",
			        __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_range(PropertyRNA *prop, double min, double max)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_INT:
		{
			IntPropertyRNA *iprop = (IntPropertyRNA *)prop;
			iprop->hardmin = (int)min;
			iprop->hardmax = (int)max;
			iprop->softmin = MAX2((int)min, iprop->hardmin);
			iprop->softmax = MIN2((int)max, iprop->hardmax);
			break;
		}
		case PROP_FLOAT:
		{
			FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;
			fprop->hardmin = (float)min;
			fprop->hardmax = (float)max;
			fprop->softmin = MAX2((float)min, fprop->hardmin);
			fprop->softmax = MIN2((float)max, fprop->hardmax);
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", invalid type for range.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_struct_type(PropertyRNA *prop, const char *type)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s \"%s.%s\": only during preprocessing.\n", __func__, srna->identifier, prop->identifier);
		return;
	}

	switch (prop->type) {
		case PROP_POINTER:
		{
			PointerPropertyRNA *pprop = (PointerPropertyRNA *)prop;
			pprop->type = (StructRNA *)type;
			break;
		}
		case PROP_COLLECTION:
		{
			CollectionPropertyRNA *cprop = (CollectionPropertyRNA *)prop;
			cprop->item_type = (StructRNA *)type;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", invalid type for struct type.\n",
			        __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_struct_runtime(PropertyRNA *prop, StructRNA *type)
{
	StructRNA *srna = DefRNA.laststruct;

	if (DefRNA.preprocess) {
		fprintf(stderr, "%s: only at runtime.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_POINTER:
		{
			PointerPropertyRNA *pprop = (PointerPropertyRNA *)prop;
			pprop->type = type;

			if (type && (type->flag & STRUCT_ID_REFCOUNT))
				prop->flag |= PROP_ID_REFCOUNT;

			break;
		}
		case PROP_COLLECTION:
		{
			CollectionPropertyRNA *cprop = (CollectionPropertyRNA *)prop;
			cprop->item_type = type;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", invalid type for struct type.\n",
			        __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_enum_items(PropertyRNA *prop, const EnumPropertyItem *item)
{
	StructRNA *srna = DefRNA.laststruct;
	int i, defaultfound = 0;

	switch (prop->type) {
		case PROP_ENUM:
		{
			EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;
			eprop->item = (EnumPropertyItem *)item;
			eprop->totitem = 0;
			for (i = 0; item[i].identifier; i++) {
				eprop->totitem++;

				if (item[i].identifier[0] && item[i].value == eprop->defaultvalue)
					defaultfound = 1;
			}

			if (!defaultfound) {
				for (i = 0; item[i].identifier; i++) {
					if (item[i].identifier[0]) {
						eprop->defaultvalue = item[i].value;
						break;
					}
				}
			}

			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", invalid type for struct type.\n",
			        __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_string_maxlength(PropertyRNA *prop, int maxlength)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_STRING:
		{
			StringPropertyRNA *sprop = (StringPropertyRNA *)prop;
			sprop->maxlength = maxlength;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not string.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_boolean_default(PropertyRNA *prop, int value)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_BOOLEAN:
		{
			BoolPropertyRNA *bprop = (BoolPropertyRNA *)prop;
			bprop->defaultvalue = value;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not boolean.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_boolean_array_default(PropertyRNA *prop, const int *array)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_BOOLEAN:
		{
			BoolPropertyRNA *bprop = (BoolPropertyRNA *)prop;
			bprop->defaultarray = array;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not boolean.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_int_default(PropertyRNA *prop, int value)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_INT:
		{
			IntPropertyRNA *iprop = (IntPropertyRNA *)prop;
			iprop->defaultvalue = value;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not int.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_int_array_default(PropertyRNA *prop, const int *array)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_INT:
		{
			IntPropertyRNA *iprop = (IntPropertyRNA *)prop;
			iprop->defaultarray = array;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not int.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_float_default(PropertyRNA *prop, float value)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_FLOAT:
		{
			FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;
			fprop->defaultvalue = value;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not float.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}
/* array must remain valid after this function finishes */
void RNA_def_property_float_array_default(PropertyRNA *prop, const float *array)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_FLOAT:
		{
			FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;
			fprop->defaultarray = array; /* WARNING, this array must not come from the stack and lost */
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not float.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_string_default(PropertyRNA *prop, const char *value)
{
	StructRNA *srna = DefRNA.laststruct;

	switch (prop->type) {
		case PROP_STRING:
		{
			StringPropertyRNA *sprop = (StringPropertyRNA *)prop;
			sprop->defaultvalue = value;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not string.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_enum_default(PropertyRNA *prop, int value)
{
	StructRNA *srna = DefRNA.laststruct;
	int i, defaultfound = 0;

	switch (prop->type) {
		case PROP_ENUM:
		{
			EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;
			eprop->defaultvalue = value;

			if (prop->flag & PROP_ENUM_FLAG) {
				/* check all bits are accounted for */
				int totflag = 0;
				for (i = 0; i < eprop->totitem; i++) {
					if (eprop->item[i].identifier[0]) {
						totflag |= eprop->item[i].value;
					}
				}

				if (eprop->defaultvalue & ~totflag) {
					fprintf(stderr, "%s: \"%s.%s\", default includes unused bits (%d).\n",
					        __func__, srna->identifier, prop->identifier, eprop->defaultvalue & ~totflag);
					DefRNA.error = 1;
				}
			}
			else {
				for (i = 0; i < eprop->totitem; i++) {
					if (eprop->item[i].identifier[0] && eprop->item[i].value == eprop->defaultvalue)
						defaultfound = 1;
				}

				if (!defaultfound && eprop->totitem) {
					if (value == 0) {
						eprop->defaultvalue = eprop->item[0].value;
					}
					else {
						fprintf(stderr, "%s: \"%s.%s\", default is not in items.\n",
						        __func__, srna->identifier, prop->identifier);
						DefRNA.error = 1;
					}
				}
			}

			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not enum.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

/* SDNA */

static PropertyDefRNA *rna_def_property_sdna(PropertyRNA *prop, const char *structname, const char *propname)
{
	DNAStructMember smember;
	StructDefRNA *ds;
	PropertyDefRNA *dp;

	dp = rna_find_struct_property_def(DefRNA.laststruct, prop);
	if (dp == NULL) return NULL;

	ds = rna_find_struct_def((StructRNA *)dp->cont);

	if (!structname)
		structname = ds->dnaname;
	if (!propname)
		propname = prop->identifier;

	if (!rna_find_sdna_member(DefRNA.sdna, structname, propname, &smember)) {
		if (DefRNA.silent) {
			return NULL;
		}
		else if (!DefRNA.verify) {
			/* some basic values to survive even with sdna info */
			dp->dnastructname = structname;
			dp->dnaname = propname;
			if (prop->type == PROP_BOOLEAN)
				dp->dnaarraylength = 1;
			if (prop->type == PROP_POINTER)
				dp->dnapointerlevel = 1;
			return dp;
		}
		else {
			fprintf(stderr, "%s: \"%s.%s\" (identifier \"%s\") not found.\n",
			        __func__, structname, propname, prop->identifier);
			DefRNA.error = 1;
			return NULL;
		}
	}

	if (smember.arraylength > 1) {
		prop->arraylength[0] = smember.arraylength;
		prop->totarraylength = smember.arraylength;
		prop->arraydimension = 1;
	}
	else {
		prop->arraydimension = 0;
		prop->totarraylength = 0;
	}
	
	dp->dnastructname = structname;
	dp->dnastructfromname = ds->dnafromname;
	dp->dnastructfromprop = ds->dnafromprop;
	dp->dnaname = propname;
	dp->dnatype = smember.type;
	dp->dnaarraylength = smember.arraylength;
	dp->dnapointerlevel = smember.pointerlevel;

	return dp;
}

void RNA_def_property_boolean_sdna(PropertyRNA *prop, const char *structname, const char *propname, int bit)
{
	PropertyDefRNA *dp;
	StructRNA *srna = DefRNA.laststruct;
	
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (prop->type != PROP_BOOLEAN) {
		fprintf(stderr, "%s: \"%s.%s\", type is not boolean.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if ((dp = rna_def_property_sdna(prop, structname, propname))) {

		if (DefRNA.silent == 0) {
			/* error check to ensure floats are not wrapped as ints/bools */
			if (dp->dnatype && *dp->dnatype && IS_DNATYPE_INT_COMPAT(dp->dnatype) == 0) {
				fprintf(stderr, "%s: %s.%s is a '%s' but wrapped as type '%s'.\n",
				        __func__, srna->identifier, prop->identifier, dp->dnatype, RNA_property_typename(prop->type));
				DefRNA.error = 1;
				return;
			}
		}

		dp->booleanbit = bit;
	}
}

void RNA_def_property_boolean_negative_sdna(PropertyRNA *prop, const char *structname,
                                            const char *propname, int booleanbit)
{
	PropertyDefRNA *dp;

	RNA_def_property_boolean_sdna(prop, structname, propname, booleanbit);

	dp = rna_find_struct_property_def(DefRNA.laststruct, prop);

	if (dp)
		dp->booleannegative = 1;
}

void RNA_def_property_int_sdna(PropertyRNA *prop, const char *structname, const char *propname)
{
	PropertyDefRNA *dp;
	IntPropertyRNA *iprop = (IntPropertyRNA *)prop;
	StructRNA *srna = DefRNA.laststruct;
	
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (prop->type != PROP_INT) {
		fprintf(stderr, "%s: \"%s.%s\", type is not int.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if ((dp = rna_def_property_sdna(prop, structname, propname))) {

		/* error check to ensure floats are not wrapped as ints/bools */
		if (DefRNA.silent == 0) {
			if (dp->dnatype && *dp->dnatype && IS_DNATYPE_INT_COMPAT(dp->dnatype) == 0) {
				fprintf(stderr, "%s: %s.%s is a '%s' but wrapped as type '%s'.\n",
				        __func__, srna->identifier, prop->identifier, dp->dnatype, RNA_property_typename(prop->type));
				DefRNA.error = 1;
				return;
			}
		}

		/* SDNA doesn't pass us unsigned unfortunately .. */
		if (dp->dnatype && strcmp(dp->dnatype, "char") == 0) {
			iprop->hardmin = iprop->softmin = CHAR_MIN;
			iprop->hardmax = iprop->softmax = CHAR_MAX;
		}
		else if (dp->dnatype && strcmp(dp->dnatype, "short") == 0) {
			iprop->hardmin = iprop->softmin = SHRT_MIN;
			iprop->hardmax = iprop->softmax = SHRT_MAX;
		}
		else if (dp->dnatype && strcmp(dp->dnatype, "int") == 0) {
			iprop->hardmin = INT_MIN;
			iprop->hardmax = INT_MAX;

			iprop->softmin = -10000; /* rather arbitrary .. */
			iprop->softmax = 10000;
		}

		if (prop->subtype == PROP_UNSIGNED || prop->subtype == PROP_PERCENTAGE || prop->subtype == PROP_FACTOR)
			iprop->hardmin = iprop->softmin = 0;
	}
}

void RNA_def_property_float_sdna(PropertyRNA *prop, const char *structname, const char *propname)
{
	PropertyDefRNA *dp;
	FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (prop->type != PROP_FLOAT) {
		fprintf(stderr, "%s: \"%s.%s\", type is not float.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if ((dp = rna_def_property_sdna(prop, structname, propname))) {
		/* silent is for internal use */
		if (DefRNA.silent == 0) {
			if (dp->dnatype && *dp->dnatype && IS_DNATYPE_FLOAT_COMPAT(dp->dnatype) == 0) {
				if (prop->subtype != PROP_COLOR_GAMMA) { /* colors are an exception. these get translated */
					fprintf(stderr, "%s: %s.%s is a '%s' but wrapped as type '%s'.\n",
					        __func__, srna->identifier, prop->identifier, dp->dnatype,
					        RNA_property_typename(prop->type));
					DefRNA.error = 1;
					return;
				}
			}
		}

		if (dp->dnatype && strcmp(dp->dnatype, "char") == 0) {
			fprop->hardmin = fprop->softmin = 0.0f;
			fprop->hardmax = fprop->softmax = 1.0f;
		}
	}

	rna_def_property_sdna(prop, structname, propname);
}

void RNA_def_property_enum_sdna(PropertyRNA *prop, const char *structname, const char *propname)
{
	/* PropertyDefRNA *dp; */
	StructRNA *srna = DefRNA.laststruct;
	
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (prop->type != PROP_ENUM) {
		fprintf(stderr, "%s: \"%s.%s\", type is not enum.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if ((/* dp= */ rna_def_property_sdna(prop, structname, propname))) {
		if (prop->arraydimension) {
			prop->arraydimension = 0;
			prop->totarraylength = 0;

			if (!DefRNA.silent) {
				fprintf(stderr, "%s: \"%s.%s\", array not supported for enum type.\n",
				        __func__, structname, propname);
				DefRNA.error = 1;
			}
		}
	}
}

void RNA_def_property_enum_bitflag_sdna(PropertyRNA *prop, const char *structname, const char *propname)
{
	PropertyDefRNA *dp;

	RNA_def_property_enum_sdna(prop, structname, propname);

	dp = rna_find_struct_property_def(DefRNA.laststruct, prop);

	if (dp)
		dp->enumbitflags = 1;
}

void RNA_def_property_string_sdna(PropertyRNA *prop, const char *structname, const char *propname)
{
	/* PropertyDefRNA *dp; */
	StringPropertyRNA *sprop = (StringPropertyRNA *)prop;
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (prop->type != PROP_STRING) {
		fprintf(stderr, "%s: \"%s.%s\", type is not string.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if ((/* dp= */ rna_def_property_sdna(prop, structname, propname))) {
		if (prop->arraydimension) {
			sprop->maxlength = prop->totarraylength;
			prop->arraydimension = 0;
			prop->totarraylength = 0;
		}
	}
}

void RNA_def_property_pointer_sdna(PropertyRNA *prop, const char *structname, const char *propname)
{
	/* PropertyDefRNA *dp; */
	StructRNA *srna = DefRNA.laststruct;
	
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (prop->type != PROP_POINTER) {
		fprintf(stderr, "%s: \"%s.%s\", type is not pointer.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if ((/* dp= */ rna_def_property_sdna(prop, structname, propname))) {
		if (prop->arraydimension) {
			prop->arraydimension = 0;
			prop->totarraylength = 0;

			if (!DefRNA.silent) {
				fprintf(stderr, "%s: \"%s.%s\", array not supported for pointer type.\n",
				        __func__, structname, propname);
				DefRNA.error = 1;
			}
		}
	}
}

void RNA_def_property_collection_sdna(PropertyRNA *prop, const char *structname, const char *propname,
                                      const char *lengthpropname)
{
	PropertyDefRNA *dp;
	CollectionPropertyRNA *cprop = (CollectionPropertyRNA *)prop;
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (prop->type != PROP_COLLECTION) {
		fprintf(stderr, "%s: \"%s.%s\", type is not collection.\n", __func__, srna->identifier, prop->identifier);
		DefRNA.error = 1;
		return;
	}

	if ((dp = rna_def_property_sdna(prop, structname, propname))) {
		if (prop->arraydimension && !lengthpropname) {
			prop->arraydimension = 0;
			prop->totarraylength = 0;

			if (!DefRNA.silent) {
				fprintf(stderr, "%s: \"%s.%s\", array of collections not supported.\n",
				        __func__, structname, propname);
				DefRNA.error = 1;
			}
		}

		if (dp->dnatype && strcmp(dp->dnatype, "ListBase") == 0) {
			cprop->next = (PropCollectionNextFunc)"rna_iterator_listbase_next";
			cprop->get = (PropCollectionGetFunc)"rna_iterator_listbase_get";
			cprop->end = (PropCollectionEndFunc)"rna_iterator_listbase_end";
		}
	}

	if (dp && lengthpropname) {
		DNAStructMember smember;
		StructDefRNA *ds = rna_find_struct_def((StructRNA *)dp->cont);

		if (!structname)
			structname = ds->dnaname;

		if (lengthpropname[0] == 0 || rna_find_sdna_member(DefRNA.sdna, structname, lengthpropname, &smember)) {
			if (lengthpropname[0] == 0) {
				dp->dnalengthfixed = prop->totarraylength;
				prop->arraydimension = 0;
				prop->totarraylength = 0;
			}
			else {
				dp->dnalengthstructname = structname;
				dp->dnalengthname = lengthpropname;
				prop->totarraylength = 0;
			}

			cprop->next = (PropCollectionNextFunc)"rna_iterator_array_next";
			cprop->end = (PropCollectionEndFunc)"rna_iterator_array_end";

			if (dp->dnapointerlevel >= 2)
				cprop->get = (PropCollectionGetFunc)"rna_iterator_array_dereference_get";
			else
				cprop->get = (PropCollectionGetFunc)"rna_iterator_array_get";
		}
		else {
			if (!DefRNA.silent) {
				fprintf(stderr, "%s: \"%s.%s\" not found.\n", __func__, structname, lengthpropname);
				DefRNA.error = 1;
			}
		}
	}
}

void RNA_def_property_translation_context(PropertyRNA *prop, const char *context)
{
	prop->translation_context = context ? context : BLF_I18NCONTEXT_DEFAULT_BPYRNA;
}

/* Functions */

void RNA_def_property_editable_func(PropertyRNA *prop, const char *editable)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (editable) prop->editable = (EditableFunc)editable;
}

void RNA_def_property_editable_array_func(PropertyRNA *prop, const char *editable)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (editable) prop->itemeditable = (ItemEditableFunc)editable;
}

void RNA_def_property_update(PropertyRNA *prop, int noteflag, const char *func)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	prop->noteflag = noteflag;
	prop->update = (UpdateFunc)func;
}

void RNA_def_property_update_runtime(PropertyRNA *prop, void *func)
{
	prop->update = func;
}

void RNA_def_property_dynamic_array_funcs(PropertyRNA *prop, const char *getlength)
{
	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	if (!(prop->flag & PROP_DYNAMIC)) {
		fprintf(stderr, "%s: property is a not dynamic array.\n", __func__);
		DefRNA.error = 1;
		return;
	}

	if (getlength) prop->getlength = (PropArrayLengthGetFunc)getlength;
}

void RNA_def_property_boolean_funcs(PropertyRNA *prop, const char *get, const char *set)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_BOOLEAN:
		{
			BoolPropertyRNA *bprop = (BoolPropertyRNA *)prop;

			if (prop->arraydimension) {
				if (get) bprop->getarray = (PropBooleanArrayGetFunc)get;
				if (set) bprop->setarray = (PropBooleanArraySetFunc)set;
			}
			else {
				if (get) bprop->get = (PropBooleanGetFunc)get;
				if (set) bprop->set = (PropBooleanSetFunc)set;
			}
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not boolean.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_boolean_funcs_runtime(PropertyRNA *prop, BooleanPropertyGetFunc getfunc, BooleanPropertySetFunc setfunc)
{
	BoolPropertyRNA *bprop = (BoolPropertyRNA *)prop;

	if (getfunc) bprop->get_ex = getfunc;
	if (setfunc) bprop->set_ex = setfunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_boolean_array_funcs_runtime(PropertyRNA *prop, BooleanArrayPropertyGetFunc getfunc, BooleanArrayPropertySetFunc setfunc)
{
	BoolPropertyRNA *bprop = (BoolPropertyRNA *)prop;

	if (getfunc) bprop->getarray_ex = getfunc;
	if (setfunc) bprop->setarray_ex = setfunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_int_funcs(PropertyRNA *prop, const char *get, const char *set, const char *range)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_INT:
		{
			IntPropertyRNA *iprop = (IntPropertyRNA *)prop;

			if (prop->arraydimension) {
				if (get) iprop->getarray = (PropIntArrayGetFunc)get;
				if (set) iprop->setarray = (PropIntArraySetFunc)set;
			}
			else {
				if (get) iprop->get = (PropIntGetFunc)get;
				if (set) iprop->set = (PropIntSetFunc)set;
			}
			if (range) iprop->range = (PropIntRangeFunc)range;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not int.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_int_funcs_runtime(PropertyRNA *prop, IntPropertyGetFunc getfunc, IntPropertySetFunc setfunc, IntPropertyRangeFunc rangefunc)
{
	IntPropertyRNA *iprop = (IntPropertyRNA *)prop;

	if (getfunc) iprop->get_ex = getfunc;
	if (setfunc) iprop->set_ex = setfunc;
	if (rangefunc) iprop->range_ex = rangefunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_int_array_funcs_runtime(PropertyRNA *prop, IntArrayPropertyGetFunc getfunc, IntArrayPropertySetFunc setfunc, IntPropertyRangeFunc rangefunc)
{
	IntPropertyRNA *iprop = (IntPropertyRNA *)prop;

	if (getfunc) iprop->getarray_ex = getfunc;
	if (setfunc) iprop->setarray_ex = setfunc;
	if (rangefunc) iprop->range_ex = rangefunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_float_funcs(PropertyRNA *prop, const char *get, const char *set, const char *range)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_FLOAT:
		{
			FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;

			if (prop->arraydimension) {
				if (get) fprop->getarray = (PropFloatArrayGetFunc)get;
				if (set) fprop->setarray = (PropFloatArraySetFunc)set;
			}
			else {
				if (get) fprop->get = (PropFloatGetFunc)get;
				if (set) fprop->set = (PropFloatSetFunc)set;
			}
			if (range) fprop->range = (PropFloatRangeFunc)range;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not float.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_float_funcs_runtime(PropertyRNA *prop, FloatPropertyGetFunc getfunc, FloatPropertySetFunc setfunc, FloatPropertyRangeFunc rangefunc)
{
	FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;

	if (getfunc) fprop->get_ex = getfunc;
	if (setfunc) fprop->set_ex = setfunc;
	if (rangefunc) fprop->range_ex = rangefunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_float_array_funcs_runtime(PropertyRNA *prop, FloatArrayPropertyGetFunc getfunc, FloatArrayPropertySetFunc setfunc, FloatPropertyRangeFunc rangefunc)
{
	FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;

	if (getfunc) fprop->getarray_ex = getfunc;
	if (setfunc) fprop->setarray_ex = setfunc;
	if (rangefunc) fprop->range_ex = rangefunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_enum_funcs(PropertyRNA *prop, const char *get, const char *set, const char *item)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_ENUM:
		{
			EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;

			if (get) eprop->get = (PropEnumGetFunc)get;
			if (set) eprop->set = (PropEnumSetFunc)set;
			if (item) eprop->itemf = (PropEnumItemFunc)item;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not enum.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_enum_funcs_runtime(PropertyRNA *prop, EnumPropertyGetFunc getfunc, EnumPropertySetFunc setfunc, EnumPropertyItemFunc itemfunc)
{
	EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;

	if (getfunc) eprop->get_ex = getfunc;
	if (setfunc) eprop->set_ex = setfunc;
	if (itemfunc) eprop->itemf = itemfunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_enum_py_data(PropertyRNA *prop, void *py_data)
{
	EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;
	eprop->py_data = py_data;
}

void RNA_def_property_string_funcs(PropertyRNA *prop, const char *get, const char *length, const char *set)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_STRING:
		{
			StringPropertyRNA *sprop = (StringPropertyRNA *)prop;

			if (get) sprop->get = (PropStringGetFunc)get;
			if (length) sprop->length = (PropStringLengthFunc)length;
			if (set) sprop->set = (PropStringSetFunc)set;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not string.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_string_funcs_runtime(PropertyRNA *prop, StringPropertyGetFunc getfunc, StringPropertyLengthFunc lengthfunc, StringPropertySetFunc setfunc)
{
	StringPropertyRNA *sprop = (StringPropertyRNA *)prop;

	if (getfunc) sprop->get_ex = getfunc;
	if (lengthfunc) sprop->length_ex = lengthfunc;
	if (setfunc) sprop->set_ex = setfunc;

	if (getfunc || setfunc) {
		/* don't save in id properties */
		prop->flag &= ~PROP_IDPROPERTY;

		if (!setfunc)
			prop->flag &= ~PROP_EDITABLE;
	}
}

void RNA_def_property_pointer_funcs(PropertyRNA *prop, const char *get, const char *set,
                                    const char *typef, const char *poll)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_POINTER:
		{
			PointerPropertyRNA *pprop = (PointerPropertyRNA *)prop;

			if (get) pprop->get = (PropPointerGetFunc)get;
			if (set) pprop->set = (PropPointerSetFunc)set;
			if (typef) pprop->typef = (PropPointerTypeFunc)typef;
			if (poll) pprop->poll = (PropPointerPollFunc)poll;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not pointer.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_collection_funcs(PropertyRNA *prop, const char *begin, const char *next, const char *end,
                                       const char *get, const char *length, const char *lookupint,
                                       const char *lookupstring, const char *assignint)
{
	StructRNA *srna = DefRNA.laststruct;

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only during preprocessing.\n", __func__);
		return;
	}

	switch (prop->type) {
		case PROP_COLLECTION:
		{
			CollectionPropertyRNA *cprop = (CollectionPropertyRNA *)prop;

			if (begin) cprop->begin = (PropCollectionBeginFunc)begin;
			if (next) cprop->next = (PropCollectionNextFunc)next;
			if (end) cprop->end = (PropCollectionEndFunc)end;
			if (get) cprop->get = (PropCollectionGetFunc)get;
			if (length) cprop->length = (PropCollectionLengthFunc)length;
			if (lookupint) cprop->lookupint = (PropCollectionLookupIntFunc)lookupint;
			if (lookupstring) cprop->lookupstring = (PropCollectionLookupStringFunc)lookupstring;
			if (assignint) cprop->assignint = (PropCollectionAssignIntFunc)assignint;
			break;
		}
		default:
			fprintf(stderr, "%s: \"%s.%s\", type is not collection.\n", __func__, srna->identifier, prop->identifier);
			DefRNA.error = 1;
			break;
	}
}

void RNA_def_property_srna(PropertyRNA *prop, const char *type)
{
	prop->srna = (StructRNA *)type;
}

void RNA_def_py_data(PropertyRNA *prop, void *py_data)
{
	prop->py_data = py_data;
}

/* Compact definitions */

PropertyRNA *RNA_def_boolean(StructOrFunctionRNA *cont_, const char *identifier, int default_value,
                             const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_boolean_array(StructOrFunctionRNA *cont_, const char *identifier, int len, int *default_value,
                                   const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_BOOLEAN, PROP_NONE);
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_boolean_array_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_boolean_layer(StructOrFunctionRNA *cont_, const char *identifier, int len, int *default_value,
                                   const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_BOOLEAN, PROP_LAYER);
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_boolean_array_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_boolean_layer_member(StructOrFunctionRNA *cont_, const char *identifier, int len,
                                          int *default_value, const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_BOOLEAN, PROP_LAYER_MEMBER);
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_boolean_array_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_boolean_vector(StructOrFunctionRNA *cont_, const char *identifier, int len, int *default_value,
                                    const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_BOOLEAN, PROP_XYZ); /* XXX */
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_boolean_array_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_int(StructOrFunctionRNA *cont_, const char *identifier, int default_value,
                         int hardmin, int hardmax, const char *ui_name, const char *ui_description,
                         int softmin, int softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_INT, PROP_NONE);
	RNA_def_property_int_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_int_vector(StructOrFunctionRNA *cont_, const char *identifier, int len, const int *default_value,
                                int hardmin, int hardmax, const char *ui_name, const char *ui_description,
                                int softmin, int softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_INT, PROP_XYZ); /* XXX */
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_int_array_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_int_array(StructOrFunctionRNA *cont_, const char *identifier, int len, const int *default_value,
                               int hardmin, int hardmax, const char *ui_name, const char *ui_description,
                               int softmin, int softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_INT, PROP_NONE);
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_int_array_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_string(StructOrFunctionRNA *cont_, const char *identifier, const char *default_value, int maxlen,
                            const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_STRING, PROP_NONE);
	if (maxlen != 0) RNA_def_property_string_maxlength(prop, maxlen);
	if (default_value) RNA_def_property_string_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_string_file_path(StructOrFunctionRNA *cont_, const char *identifier, const char *default_value,
                                      int maxlen, const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_STRING, PROP_FILEPATH);
	if (maxlen != 0) RNA_def_property_string_maxlength(prop, maxlen);
	if (default_value) RNA_def_property_string_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_string_dir_path(StructOrFunctionRNA *cont_, const char *identifier, const char *default_value,
                                     int maxlen, const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_STRING, PROP_DIRPATH);
	if (maxlen != 0) RNA_def_property_string_maxlength(prop, maxlen);
	if (default_value) RNA_def_property_string_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_string_file_name(StructOrFunctionRNA *cont_, const char *identifier, const char *default_value,
                                      int maxlen, const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_STRING, PROP_FILENAME);
	if (maxlen != 0) RNA_def_property_string_maxlength(prop, maxlen);
	if (default_value) RNA_def_property_string_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_enum(StructOrFunctionRNA *cont_, const char *identifier, const EnumPropertyItem *items,
                          int default_value, const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;

	if (!items) {
		printf("%s: items not allowed to be NULL.\n", __func__);
		return NULL;
	}
	
	prop = RNA_def_property(cont, identifier, PROP_ENUM, PROP_NONE);
	if (items) RNA_def_property_enum_items(prop, items);
	RNA_def_property_enum_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

/* same as above but sets 'PROP_ENUM_FLAG' before setting the default value */
PropertyRNA *RNA_def_enum_flag(StructOrFunctionRNA *cont_, const char *identifier, const EnumPropertyItem *items,
                               int default_value, const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;

	if (!items) {
		printf("%s: items not allowed to be NULL.\n", __func__);
		return NULL;
	}

	prop = RNA_def_property(cont, identifier, PROP_ENUM, PROP_NONE);
	RNA_def_property_flag(prop, PROP_ENUM_FLAG); /* important to run before default set */
	if (items) RNA_def_property_enum_items(prop, items);
	RNA_def_property_enum_default(prop, default_value);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

void RNA_def_enum_funcs(PropertyRNA *prop, EnumPropertyItemFunc itemfunc)
{
	EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;
	eprop->itemf = itemfunc;
}

PropertyRNA *RNA_def_float(StructOrFunctionRNA *cont_, const char *identifier, float default_value,
                           float hardmin, float hardmax, const char *ui_name, const char *ui_description,
                           float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_float_vector(StructOrFunctionRNA *cont_, const char *identifier, int len,
                                  const float *default_value, float hardmin, float hardmax, const char *ui_name,
                                  const char *ui_description, float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, PROP_XYZ);
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_float_array_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_float_vector_xyz(StructOrFunctionRNA *cont_, const char *identifier, int len,
                                      const float *default_value, float hardmin, float hardmax, const char *ui_name,
                                      const char *ui_description, float softmin, float softmax)
{
	PropertyRNA *prop;
	
	prop = RNA_def_float_vector(cont_, identifier, len, default_value, hardmin, hardmax, ui_name, ui_description,
	                            softmin, softmax);
	prop->subtype = PROP_XYZ_LENGTH;

	return prop;
}

PropertyRNA *RNA_def_float_color(StructOrFunctionRNA *cont_, const char *identifier, int len,
                                 const float *default_value, float hardmin, float hardmax, const char *ui_name,
                                 const char *ui_description, float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, PROP_COLOR);
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_float_array_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}


PropertyRNA *RNA_def_float_matrix(StructOrFunctionRNA *cont_, const char *identifier, int rows, int columns,
                                  const float *default_value, float hardmin, float hardmax, const char *ui_name,
                                  const char *ui_description, float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	const int length[2] = {rows, columns};

	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, PROP_MATRIX);
	RNA_def_property_multi_array(prop, 2, length);
	if (default_value) RNA_def_property_float_array_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_float_rotation(StructOrFunctionRNA *cont_, const char *identifier, int len,
                                    const float *default_value, float hardmin, float hardmax, const char *ui_name,
                                    const char *ui_description, float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;

	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, (len != 0) ? PROP_EULER : PROP_ANGLE);
	if (len != 0) {
		RNA_def_property_array(prop, len);
		if (default_value) RNA_def_property_float_array_default(prop, default_value);
	}
	else {
		/* RNA_def_property_float_default must be called outside */
		BLI_assert(default_value == NULL);
	}
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_float_array(StructOrFunctionRNA *cont_, const char *identifier, int len,
                                 const float *default_value, float hardmin, float hardmax, const char *ui_name,
                                 const char *ui_description, float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, PROP_NONE);
	if (len != 0) RNA_def_property_array(prop, len);
	if (default_value) RNA_def_property_float_array_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_float_percentage(StructOrFunctionRNA *cont_, const char *identifier, float default_value,
                                      float hardmin, float hardmax, const char *ui_name, const char *ui_description,
                                      float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, PROP_PERCENTAGE);
	RNA_def_property_float_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_float_factor(StructOrFunctionRNA *cont_, const char *identifier, float default_value,
                                  float hardmin, float hardmax, const char *ui_name, const char *ui_description,
                                  float softmin, float softmax)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	ASSERT_SOFT_HARD_LIMITS;

	prop = RNA_def_property(cont, identifier, PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_float_default(prop, default_value);
	if (hardmin != hardmax) RNA_def_property_range(prop, hardmin, hardmax);
	RNA_def_property_ui_text(prop, ui_name, ui_description);
	RNA_def_property_ui_range(prop, softmin, softmax, 1, 3);

	return prop;
}

PropertyRNA *RNA_def_pointer(StructOrFunctionRNA *cont_, const char *identifier, const char *type,
                             const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_POINTER, PROP_NONE);
	RNA_def_property_struct_type(prop, type);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_pointer_runtime(StructOrFunctionRNA *cont_, const char *identifier, StructRNA *type,
                                     const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_POINTER, PROP_NONE);
	RNA_def_property_struct_runtime(prop, type);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_collection(StructOrFunctionRNA *cont_, const char *identifier, const char *type,
                                const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_COLLECTION, PROP_NONE);
	RNA_def_property_struct_type(prop, type);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

PropertyRNA *RNA_def_collection_runtime(StructOrFunctionRNA *cont_, const char *identifier, StructRNA *type,
                                        const char *ui_name, const char *ui_description)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	prop = RNA_def_property(cont, identifier, PROP_COLLECTION, PROP_NONE);
	RNA_def_property_struct_runtime(prop, type);
	RNA_def_property_ui_text(prop, ui_name, ui_description);

	return prop;
}

/* Function */

static FunctionRNA *rna_def_function(StructRNA *srna, const char *identifier)
{
	FunctionRNA *func;
	StructDefRNA *dsrna;
	FunctionDefRNA *dfunc;

	if (DefRNA.preprocess) {
		char error[512];

		if (rna_validate_identifier(identifier, error, FALSE) == 0) {
			fprintf(stderr, "%s: function identifier \"%s\" - %s\n", __func__, identifier, error);
			DefRNA.error = 1;
		}
	}

	func = MEM_callocN(sizeof(FunctionRNA), "FunctionRNA");
	func->identifier = identifier;
	func->description = identifier;

	rna_addtail(&srna->functions, func);

	if (DefRNA.preprocess) {
		dsrna = rna_find_struct_def(srna);
		dfunc = MEM_callocN(sizeof(FunctionDefRNA), "FunctionDefRNA");
		rna_addtail(&dsrna->functions, dfunc);
		dfunc->func = func;
	}
	else
		func->flag |= FUNC_RUNTIME;

	return func;
}

FunctionRNA *RNA_def_function(StructRNA *srna, const char *identifier, const char *call)
{
	FunctionRNA *func;
	FunctionDefRNA *dfunc;

	if (BLI_findstring_ptr(&srna->functions, identifier, offsetof(FunctionRNA, identifier))) {
		fprintf(stderr, "%s: %s.%s already defined.\n", __func__, srna->identifier, identifier);
		return NULL;
	}

	func = rna_def_function(srna, identifier);

	if (!DefRNA.preprocess) {
		fprintf(stderr, "%s: only at preprocess time.\n", __func__);
		return func;
	}

	dfunc = rna_find_function_def(func);
	dfunc->call = call;

	return func;
}

FunctionRNA *RNA_def_function_runtime(StructRNA *srna, const char *identifier, CallFunc call)
{
	FunctionRNA *func;

	func = rna_def_function(srna, identifier);

	if (DefRNA.preprocess) {
		fprintf(stderr, "%s: only at runtime.\n", __func__);
		return func;
	}

	func->call = call;


	return func;
}

/* C return value only!, multiple RNA returns can be done with RNA_def_function_output */
void RNA_def_function_return(FunctionRNA *func, PropertyRNA *ret)
{
	if (ret->flag & PROP_DYNAMIC) {
		fprintf(stderr, "%s: \"%s.%s\", dynamic values are not allowed as strict returns, "
		        "use RNA_def_function_output instead.\n", __func__, func->identifier, ret->identifier);
		return;
	}
	else if (ret->arraydimension) {
		fprintf(stderr, "%s: \"%s.%s\", arrays are not allowed as strict returns, "
		        "use RNA_def_function_output instead.\n", __func__, func->identifier, ret->identifier);
		return;
	}

	BLI_assert(func->c_ret == NULL);
	func->c_ret = ret;

	RNA_def_function_output(func, ret);
}

void RNA_def_function_output(FunctionRNA *UNUSED(func), PropertyRNA *ret)
{
	ret->flag |= PROP_OUTPUT;
}

void RNA_def_function_flag(FunctionRNA *func, int flag)
{
	func->flag |= flag;
}

void RNA_def_function_ui_description(FunctionRNA *func, const char *description)
{
	func->description = description;
}

int rna_parameter_size(PropertyRNA *parm)
{
	PropertyType ptype = parm->type;
	int len = parm->totarraylength;

	/* XXX in other parts is mentioned that strings can be dynamic as well */
	if (parm->flag & PROP_DYNAMIC)
		return sizeof(ParameterDynAlloc);

	if (len > 0) {
		switch (ptype) {
			case PROP_BOOLEAN:
			case PROP_INT:
				return sizeof(int) * len;
			case PROP_FLOAT:
				return sizeof(float) * len;
			default:
				break;
		}
	}
	else {
		switch (ptype) {
			case PROP_BOOLEAN:
			case PROP_INT:
			case PROP_ENUM:
				return sizeof(int);
			case PROP_FLOAT:
				return sizeof(float);
			case PROP_STRING:
				/* return values don't store a pointer to the original */
				if (parm->flag & PROP_THICK_WRAP) {
					StringPropertyRNA *sparm = (StringPropertyRNA *)parm;
					return sizeof(char) * sparm->maxlength;
				}
				else
					return sizeof(char *);
			case PROP_POINTER:
			{
#ifdef RNA_RUNTIME
				if (parm->flag & PROP_RNAPTR)
					if (parm->flag & PROP_THICK_WRAP) {
						return sizeof(PointerRNA);
					}
					else {
						return sizeof(PointerRNA *);
					}
				else
					return sizeof(void *);
#else
				if (parm->flag & PROP_RNAPTR) {
					if (parm->flag & PROP_THICK_WRAP) {
						return sizeof(PointerRNA);
					}
					else {
						return sizeof(PointerRNA *);
					}
				}
				else {
					return sizeof(void *);
				}
#endif
			}
			case PROP_COLLECTION:
				return sizeof(ListBase);
		}
	}

	return sizeof(void *);
}

/* Dynamic Enums */

void RNA_enum_item_add(EnumPropertyItem **items, int *totitem, const EnumPropertyItem *item)
{
	EnumPropertyItem *newitems;
	int tot = *totitem;

	if (tot == 0) {
		*items = MEM_callocN(sizeof(EnumPropertyItem) * 8, "RNA_enum_items_add");
	}
	else if (tot >= 8 && (tot & (tot - 1)) == 0) {
		/* power of two > 8 */
		newitems = MEM_callocN(sizeof(EnumPropertyItem) * tot * 2, "RNA_enum_items_add");
		memcpy(newitems, *items, sizeof(EnumPropertyItem) * tot);
		MEM_freeN(*items);
		*items = newitems;
	}

	(*items)[tot] = *item;
	*totitem = tot + 1;
}

void RNA_enum_item_add_separator(EnumPropertyItem **items, int *totitem)
{
	static EnumPropertyItem sepr = {0, "", 0, NULL, NULL};
	RNA_enum_item_add(items, totitem, &sepr);
}

void RNA_enum_items_add(EnumPropertyItem **items, int *totitem, EnumPropertyItem *item)
{
	for (; item->identifier; item++)
		RNA_enum_item_add(items, totitem, item);
}

void RNA_enum_items_add_value(EnumPropertyItem **items, int *totitem, EnumPropertyItem *item, int value)
{
	for (; item->identifier; item++) {
		if (item->value == value) {
			RNA_enum_item_add(items, totitem, item);
			/* break on first match - does this break anything?
			 * (is quick hack to get object->parent_type working ok for armature/lattice) */
			break;
		}
	}
}

void RNA_enum_item_end(EnumPropertyItem **items, int *totitem)
{
	static EnumPropertyItem empty = {0, NULL, 0, NULL, NULL};
	RNA_enum_item_add(items, totitem, &empty);
}

/* Memory management */

#ifdef RNA_RUNTIME
void RNA_def_struct_duplicate_pointers(StructRNA *srna)
{
	if (srna->identifier) srna->identifier = BLI_strdup(srna->identifier);
	if (srna->name) srna->name = BLI_strdup(srna->name);
	if (srna->description) srna->description = BLI_strdup(srna->description);

	srna->flag |= STRUCT_FREE_POINTERS;
}

void RNA_def_struct_free_pointers(StructRNA *srna)
{
	if (srna->flag & STRUCT_FREE_POINTERS) {
		if (srna->identifier) MEM_freeN((void *)srna->identifier);
		if (srna->name) MEM_freeN((void *)srna->name);
		if (srna->description) MEM_freeN((void *)srna->description);
	}
}

void RNA_def_func_duplicate_pointers(FunctionRNA *func)
{
	if (func->identifier) func->identifier = BLI_strdup(func->identifier);
	if (func->description) func->description = BLI_strdup(func->description);

	func->flag |= FUNC_FREE_POINTERS;
}

void RNA_def_func_free_pointers(FunctionRNA *func)
{
	if (func->flag & FUNC_FREE_POINTERS) {
		if (func->identifier) MEM_freeN((void *)func->identifier);
		if (func->description) MEM_freeN((void *)func->description);
	}
}

void RNA_def_property_duplicate_pointers(StructOrFunctionRNA *cont_, PropertyRNA *prop)
{
	ContainerRNA *cont = cont_;
	EnumPropertyItem *earray;
	float *farray;
	int *iarray;
	int a;

	/* annoying since we just added this to a hash, could make this add the correct key to the hash
	 * in the first place */
	if (prop->identifier) {
		if (cont->prophash) {
			prop->identifier = BLI_strdup(prop->identifier);
			BLI_ghash_assign(cont->prophash, (void *)prop->identifier, prop, NULL, NULL);
		}
		else {
			prop->identifier = BLI_strdup(prop->identifier);
		}
	}

	if (prop->name) prop->name = BLI_strdup(prop->name);
	if (prop->description) prop->description = BLI_strdup(prop->description);

	switch (prop->type) {
		case PROP_BOOLEAN:
		{
			BoolPropertyRNA *bprop = (BoolPropertyRNA *)prop;

			if (bprop->defaultarray) {
				iarray = MEM_callocN(sizeof(int) * prop->totarraylength, "RNA_def_property_store");
				memcpy(iarray, bprop->defaultarray, sizeof(int) * prop->totarraylength);
				bprop->defaultarray = iarray;
			}
			break;
		}
		case PROP_INT:
		{
			IntPropertyRNA *iprop = (IntPropertyRNA *)prop;

			if (iprop->defaultarray) {
				iarray = MEM_callocN(sizeof(int) * prop->totarraylength, "RNA_def_property_store");
				memcpy(iarray, iprop->defaultarray, sizeof(int) * prop->totarraylength);
				iprop->defaultarray = iarray;
			}
			break;
		}
		case PROP_ENUM:
		{
			EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;

			if (eprop->item) {
				earray = MEM_callocN(sizeof(EnumPropertyItem) * (eprop->totitem + 1), "RNA_def_property_store"),
				memcpy(earray, eprop->item, sizeof(EnumPropertyItem) * (eprop->totitem + 1));
				eprop->item = earray;

				for (a = 0; a < eprop->totitem; a++) {
					if (eprop->item[a].identifier)
						eprop->item[a].identifier = BLI_strdup(eprop->item[a].identifier);
					if (eprop->item[a].name)
						eprop->item[a].name = BLI_strdup(eprop->item[a].name);
					if (eprop->item[a].description)
						eprop->item[a].description = BLI_strdup(eprop->item[a].description);
				}
			}
			break;
		}
		case PROP_FLOAT:
		{
			FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;

			if (fprop->defaultarray) {
				farray = MEM_callocN(sizeof(float) * prop->totarraylength, "RNA_def_property_store");
				memcpy(farray, fprop->defaultarray, sizeof(float) * prop->totarraylength);
				fprop->defaultarray = farray;
			}
			break;
		}
		case PROP_STRING:
		{
			StringPropertyRNA *sprop = (StringPropertyRNA *)prop;
			if (sprop->defaultvalue)
				sprop->defaultvalue = BLI_strdup(sprop->defaultvalue);
			break;
		}
		default:
			break;
	}

	prop->flag |= PROP_FREE_POINTERS;
}

void RNA_def_property_free_pointers(PropertyRNA *prop)
{
	if (prop->flag & PROP_FREE_POINTERS) {
		int a;

		if (prop->identifier)
			MEM_freeN((void *)prop->identifier);
		if (prop->name)
			MEM_freeN((void *)prop->name);
		if (prop->description)
			MEM_freeN((void *)prop->description);
		if (prop->py_data)
			MEM_freeN(prop->py_data);

		switch (prop->type) {
			case PROP_BOOLEAN:
			{
				BoolPropertyRNA *bprop = (BoolPropertyRNA *)prop;
				if (bprop->defaultarray)
					MEM_freeN((void *)bprop->defaultarray);
				break;
			}
			case PROP_INT:
			{
				IntPropertyRNA *iprop = (IntPropertyRNA *)prop;
				if (iprop->defaultarray)
					MEM_freeN((void *)iprop->defaultarray);
				break;
			}
			case PROP_FLOAT:
			{
				FloatPropertyRNA *fprop = (FloatPropertyRNA *)prop;
				if (fprop->defaultarray)
					MEM_freeN((void *)fprop->defaultarray);
				break;
			}
			case PROP_ENUM:
			{
				EnumPropertyRNA *eprop = (EnumPropertyRNA *)prop;

				for (a = 0; a < eprop->totitem; a++) {
					if (eprop->item[a].identifier)
						MEM_freeN((void *)eprop->item[a].identifier);
					if (eprop->item[a].name)
						MEM_freeN((void *)eprop->item[a].name);
					if (eprop->item[a].description)
						MEM_freeN((void *)eprop->item[a].description);
				}

				if (eprop->item) MEM_freeN((void *)eprop->item);
				break;
			}
			case PROP_STRING:
			{
				StringPropertyRNA *sprop = (StringPropertyRNA *)prop;
				if (sprop->defaultvalue)
					MEM_freeN((void *)sprop->defaultvalue);
				break;
			}
			default:
				break;
		}
	}
}

static void rna_def_property_free(StructOrFunctionRNA *cont_, PropertyRNA *prop)
{
	ContainerRNA *cont = cont_;
	
	if (prop->flag & PROP_RUNTIME) {
		if (cont->prophash)
			BLI_ghash_remove(cont->prophash, (void *)prop->identifier, NULL, NULL);

		RNA_def_property_free_pointers(prop);
		rna_freelinkN(&cont->properties, prop);
	}
	else {
		RNA_def_property_free_pointers(prop);
	}
}

/* note: only intended for removing dynamic props */
int RNA_def_property_free_identifier(StructOrFunctionRNA *cont_, const char *identifier)
{
	ContainerRNA *cont = cont_;
	PropertyRNA *prop;
	
	for (prop = cont->properties.first; prop; prop = prop->next) {
		if (strcmp(prop->identifier, identifier) == 0) {
			if (prop->flag & PROP_RUNTIME) {
				rna_def_property_free(cont_, prop);
				return 1;
			}
			else {
				return -1;
			}
		}
	}
	return 0;
}
#endif

const char *RNA_property_typename(PropertyType type)
{
	switch (type) {
		case PROP_BOOLEAN: return "PROP_BOOLEAN";
		case PROP_INT: return "PROP_INT";
		case PROP_FLOAT: return "PROP_FLOAT";
		case PROP_STRING: return "PROP_STRING";
		case PROP_ENUM: return "PROP_ENUM";
		case PROP_POINTER: return "PROP_POINTER";
		case PROP_COLLECTION: return "PROP_COLLECTION";
	}

	return "PROP_UNKNOWN";
}