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Introducing template object methods.

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Marcelo Roberto Jimenez 2010-09-11 15:30:04 -03:00
parent 81b28fbb90
commit cf79479b2b
3 changed files with 457 additions and 0 deletions
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#ifndef TEMPLATEINCLUDE_H
#define TEMPLATEINCLUDE_H
/*!
* \file
*
* \brief Templates for include files of objects.
*
* Usage:
*
* - In the include file Token.h:
* #include "Token_def.h"
* #include "TemplateInclude.h"
*
* - In the source file Token.c:
* #include "Token.h"
* #include "TemplateSource.h"
*
* \author Marcelo Roberto Jimenez
*/
/******************************************************************************/
#define TEMPLATE_PROTOTYPE_COMMON(CLASS) \
TEMPLATE_PROTOTYPE_COMMON_AUX(CLASS)
#define TEMPLATE_PROTOTYPE_COMMON_AUX(CLASS) \
/*!
* DOC_##CLASS
*/ \
typedef struct s_##CLASS CLASS; \
\
/*! Constructor */ \
EXPORT_SPEC CLASS *CLASS##_new(); \
\
/*! Destructor */ \
EXPORT_SPEC void CLASS##_delete(CLASS *p); \
\
/*! Copy Constructor */ \
EXPORT_SPEC CLASS *CLASS##_dup(const CLASS *p); \
\
/*! Assignment operator */ \
EXPORT_SPEC int CLASS##_assign(CLASS *p, const CLASS *q); \
/******************************************************************************/
#define TEMPLATE_PROTOTYPE_INT(CLASS, MEMBER, TYPE) \
TEMPLATE_PROTOTYPE_INT_AUX(CLASS, MEMBER, TYPE)
#define TEMPLATE_PROTOTYPE_INT_AUX(CLASS, MEMBER, TYPE) \
/*! DOC_##CLASS##_##MEMBER */ \
EXPORT_SPEC TYPE CLASS##_get_##MEMBER(const CLASS *p); \
EXPORT_SPEC int CLASS##_set_##MEMBER(CLASS *p, TYPE n); \
/******************************************************************************/
#define TEMPLATE_PROTOTYPE_BUFFER(CLASS, MEMBER, TYPE) \
TEMPLATE_PROTOTYPE_BUFFER_AUX(CLASS, MEMBER, TYPE)
#define TEMPLATE_PROTOTYPE_BUFFER_AUX(CLASS, MEMBER, TYPE) \
/*! DOC_##CLASS_##MEMBER */ \
EXPORT_SPEC const TYPE *CLASS##_get_##MEMBER(const CLASS *p); \
EXPORT_SPEC int CLASS##_set_##MEMBER(CLASS *p, const TYPE *buf); \
EXPORT_SPEC void CLASS##_clear_##MEMBER(CLASS *p); \
/******************************************************************************/
#define TEMPLATE_PROTOTYPE_OBJECT(CLASS, MEMBER, TYPE) \
TEMPLATE_PROTOTYPE_OBJECT_AUX(CLASS, MEMBER, TYPE)
#define TEMPLATE_PROTOTYPE_OBJECT_AUX(CLASS, MEMBER, TYPE) \
/*! DOC_##CLASS##_##MEMBER */ \
EXPORT_SPEC const TYPE *CLASS##_get_##MEMBER(const CLASS *p); \
EXPORT_SPEC int CLASS##_set_##MEMBER(CLASS *p, const TYPE *n); \
/******************************************************************************/
#define TEMPLATE_PROTOTYPE_STRING(CLASS, MEMBER) \
TEMPLATE_PROTOTYPE_STRING_AUX(CLASS, MEMBER)
#define TEMPLATE_PROTOTYPE_STRING_AUX(CLASS, MEMBER) \
/*! DOC_##CLASS##_##MEMBER */ \
EXPORT_SPEC const UpnpString *CLASS##_get_##MEMBER(const CLASS *p); \
EXPORT_SPEC int CLASS##_set_##MEMBER(CLASS *p, const UpnpString *s); \
EXPORT_SPEC int CLASS##_get_##MEMBER##_Length(const CLASS *p); \
EXPORT_SPEC const char *CLASS##_get_##MEMBER##_cstr(const CLASS *p); \
EXPORT_SPEC int CLASS##_strcpy_##MEMBER(CLASS *p, const char *s); \
EXPORT_SPEC int CLASS##_strncpy_##MEMBER(CLASS *p, const char *s, int n); \
EXPORT_SPEC void CLASS##_clear_##MEMBER(CLASS *p); \
/******************************************************************************/
#define TEMPLATE_PROTOTYPE_DOMSTRING(CLASS, MEMBER) \
TEMPLATE_PROTOTYPE_DOMSTRING_AUX(CLASS, MEMBER)
#define TEMPLATE_PROTOTYPE_DOMSTRING_AUX(CLASS, MEMBER) \
/*! DOC_##CLASS_##MEMBER */ \
EXPORT_SPEC const DOMString CLASS##_get_##MEMBER(const CLASS *p); \
EXPORT_SPEC int CLASS##_set_##MEMBER(CLASS *p, const DOMString s); \
EXPORT_SPEC const char *CLASS##_get_##MEMBER##_cstr(const CLASS *p); \
#endif /* TEMPLATEINCLUDE_H */
/******************************************************************************
*
* Actual source starts here.
*
******************************************************************************/
#include <stdlib.h> /* for size_t */
#include "ixml.h" /* for DOMString, IXML_Document */
#include "UpnpGlobal.h" /* for EXPORT_SPEC */
#include "UpnpString.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
TEMPLATE_PROTOTYPE_COMMON(CLASS)
#define EXPAND_CLASS_MEMBER_INT(CLASS, MEMBER, TYPE) TEMPLATE_PROTOTYPE_INT(CLASS, MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_BUFFER(CLASS, MEMBER, TYPE) TEMPLATE_PROTOTYPE_BUFFER(CLASS, MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_OBJECT(CLASS, MEMBER, TYPE) TEMPLATE_PROTOTYPE_OBJECT(CLASS, MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_STRING(CLASS, MEMBER) TEMPLATE_PROTOTYPE_STRING(CLASS, MEMBER)
#define EXPAND_CLASS_MEMBER_DOMSTRING(CLASS, MEMBER) TEMPLATE_PROTOTYPE_DOMSTRING(CLASS, MEMBER)
EXPAND_CLASS_MEMBERS(CLASS)
#include "TemplateUndef.h"
#ifdef __cplusplus
}
#endif /* __cplusplus */
#ifdef TEMPLATE_GENERATE_SOURCE
#include "TemplateSource.h"
#endif /* TEMPLATE_GENERATE_SOURCE */
/* Cleanup the template mess. */
#undef PREFIX
#undef CLASS
#undef EXPAND_CLASS_MEMBERS

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#ifndef TEMPLATESOURCE_H
#define TEMPLATESOURCE_H
/*!
* \file
*
* \brief Templates for source files of objects.
*
* Usage:
*
* - In the include file Token.h:
* #include "Token_def.h"
* #include "TemplateInclude.h"
*
* - In the source file Token.c:
* #include "Token.h"
* #include "TemplateSource.h"
*
* \author Marcelo Roberto Jimenez
*/
/******************************************************************************/
#define TEMPLATE_DEFINITION_INT(MEMBER, TYPE) TYPE m_##MEMBER;
#define TEMPLATE_DEFINITION_BUFFER(MEMBER, TYPE) TYPE m_##MEMBER;
#define TEMPLATE_DEFINITION_OBJECT(MEMBER, TYPE) TYPE *m_##MEMBER;
#define TEMPLATE_DEFINITION_STRING(MEMBER) UpnpString *m_##MEMBER;
#define TEMPLATE_DEFINITION_DOMSTRING(MEMBER) DOMString m_##MEMBER;
/******************************************************************************/
#define TEMPLATE_CONSTRUCTOR_INT(MEMBER, TYPE) /* p->m_##MEMBER = 0; */
#define TEMPLATE_CONSTRUCTOR_BUFFER(MEMBER, TYPE) \
/* memset(&p->m_##MEMBER, 0, sizeof (TYPE)); */
#define TEMPLATE_CONSTRUCTOR_OBJECT(MEMBER, TYPE) p->m_##MEMBER = TYPE##_new();
#define TEMPLATE_CONSTRUCTOR_STRING(MEMBER) p->m_##MEMBER = UpnpString_new();
#define TEMPLATE_CONSTRUCTOR_DOMSTRING(MEMBER) /* p->m_##MEMBER = NULL; */
/******************************************************************************/
#define TEMPLATE_DESTRUCTOR_INT(MEMBER, TYPE) p->m_##MEMBER = 0;
#define TEMPLATE_DESTRUCTOR_BUFFER(MEMBER, TYPE) memset(&p->m_##MEMBER, 0, sizeof (TYPE));
#define TEMPLATE_DESTRUCTOR_OBJECT(MEMBER, TYPE) TYPE##_delete(p->m_##MEMBER); p->m_##MEMBER = NULL;
#define TEMPLATE_DESTRUCTOR_STRING(MEMBER) UpnpString_delete(p->m_##MEMBER); p->m_##MEMBER = NULL;
#define TEMPLATE_DESTRUCTOR_DOMSTRING(MEMBER) p->m_##MEMBER = NULL;
/******************************************************************************/
#define TEMPLATE_ASSIGNMENT(CLASS, MEMBER) ok = ok && CLASS##_set_##MEMBER(p, CLASS##_get_##MEMBER(q));
/******************************************************************************/
#define TEMPLATE_METHODS_INT(CLASS, MEMBER, TYPE) \
TEMPLATE_METHODS_INT_AUX(CLASS, MEMBER, TYPE)
#define TEMPLATE_METHODS_INT_AUX(CLASS, MEMBER, TYPE) \
TYPE CLASS##_get_##MEMBER(const CLASS *p) \
{ \
return ((struct S##CLASS *)p)->m_##MEMBER; \
} \
\
int CLASS##_set_##MEMBER(CLASS *p, TYPE n) \
{ \
((struct S##CLASS *)p)->m_##MEMBER = n; \
return 1; \
} \
/******************************************************************************/
#define TEMPLATE_METHODS_BUFFER(CLASS, MEMBER, TYPE) \
TEMPLATE_METHODS_BUFFER_AUX(CLASS, MEMBER, TYPE)
#define TEMPLATE_METHODS_BUFFER_AUX(CLASS, MEMBER, TYPE) \
const TYPE *CLASS##_get_##MEMBER(const CLASS *p) \
{ \
return (TYPE *)&((struct S##CLASS *)p)->m_##MEMBER; \
} \
\
int CLASS##_set_##MEMBER(CLASS *p, const TYPE *buf) \
{ \
((struct S##CLASS *)p)->m_##MEMBER = *(TYPE *)buf; \
return 1; \
} \
\
void CLASS##_clear_##MEMBER(CLASS *p) \
{ \
memset(&((struct S##CLASS *)p)->m_##MEMBER, 0, sizeof(TYPE)); \
} \
/******************************************************************************/
#define TEMPLATE_METHODS_OBJECT(CLASS, MEMBER, TYPE) \
TEMPLATE_METHODS_OBJECT_AUX(CLASS, MEMBER, TYPE)
#define TEMPLATE_METHODS_OBJECT_AUX(CLASS, MEMBER, TYPE) \
const TYPE *CLASS##_get_##MEMBER(const CLASS *p) \
{ \
return ((struct S##CLASS *)p)->m_##MEMBER; \
} \
\
int CLASS##_set_##MEMBER(CLASS *p, const TYPE *s) \
{ \
TYPE *q = TYPE##_dup(s); \
if (!q) return 0; \
TYPE##_delete(((struct S##CLASS *)p)->m_##MEMBER); \
((struct S##CLASS *)p)->m_##MEMBER = q; \
return 1; \
} \
/******************************************************************************/
#define TEMPLATE_METHODS_STRING(CLASS, MEMBER) \
TEMPLATE_METHODS_STRING_AUX(CLASS, MEMBER)
#define TEMPLATE_METHODS_STRING_AUX(CLASS, MEMBER) \
const UpnpString *CLASS##_get_##MEMBER(const CLASS *p) \
{ \
return ((struct S##CLASS *)p)->m_##MEMBER; \
} \
\
int CLASS##_set_##MEMBER(CLASS *p, const UpnpString *s) \
{ \
const char *q = UpnpString_get_String(s); \
return UpnpString_set_String(((struct S##CLASS *)p)->m_##MEMBER, q); \
} \
\
int CLASS##_get_##MEMBER##_Length(const CLASS *p) \
{ \
return UpnpString_get_Length(CLASS##_get_##MEMBER(p)); \
} \
const char *CLASS##_get_##MEMBER##_cstr(const CLASS *p) \
{ \
return UpnpString_get_String(CLASS##_get_##MEMBER(p)); \
} \
\
int CLASS##_strcpy_##MEMBER(CLASS *p, const char *s) \
{ \
return UpnpString_set_String(((struct S##CLASS *)p)->m_##MEMBER, s); \
} \
\
int CLASS##_strncpy_##MEMBER(CLASS *p, const char *s, int n) \
{ \
return UpnpString_set_StringN(((struct S##CLASS *)p)->m_##MEMBER, s, n); \
} \
\
void CLASS##_clear_##MEMBER(CLASS *p) \
{ \
UpnpString_clear(((struct S##CLASS *)p)->m_##MEMBER); \
} \
/******************************************************************************/
#define TEMPLATE_METHODS_DOMSTRING(CLASS, MEMBER) \
TEMPLATE_METHODS_DOMSTRING_AUX(CLASS, MEMBER)
#define TEMPLATE_METHODS_DOMSTRING_AUX(CLASS, MEMBER) \
const DOMString CLASS##_get_##MEMBER(const CLASS *p) \
{ \
return ((struct S##CLASS *)p)->m_##MEMBER; \
} \
\
int CLASS##_set_##MEMBER(CLASS *p, const DOMString s) \
{ \
DOMString q = ixmlCloneDOMString(s); \
if (!q) return 0; \
ixmlFreeDOMString(((struct S##CLASS *)p)->m_##MEMBER); \
((struct S##CLASS *)p)->m_##MEMBER = q; \
return 1; \
} \
\
const char *CLASS##_get_##MEMBER##_cstr(const CLASS *p) \
{ \
return (const char *)CLASS##_get_##MEMBER(p); \
} \
/******************************************************************************
*
* Actual source starts here.
*
******************************************************************************/
#include "config.h"
#include <stdlib.h> /* for calloc(), free() */
#include <string.h> /* for strlen(), strdup() */
/******************************************************************************/
#define EXPAND_CLASS_MEMBER_INT(CLASS, MEMBER, TYPE) TEMPLATE_DEFINITION_INT(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_BUFFER(CLASS, MEMBER, TYPE) TEMPLATE_DEFINITION_BUFFER(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_OBJECT(CLASS, MEMBER, TYPE) TEMPLATE_DEFINITION_OBJECT(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_STRING(CLASS, MEMBER) TEMPLATE_DEFINITION_STRING(MEMBER)
#define EXPAND_CLASS_MEMBER_DOMSTRING(CLASS, MEMBER) TEMPLATE_DEFINITION_DOMSTRING(MEMBER)
#define TEMPLATE_DECLARATION_STRUCT(CLASS) \
TEMPLATE_DECLARATION_STRUCT_AUX(CLASS)
#define TEMPLATE_DECLARATION_STRUCT_AUX(CLASS) \
struct S##CLASS { \
EXPAND_CLASS_MEMBERS(CLASS) \
};
TEMPLATE_DECLARATION_STRUCT(CLASS)
#include "TemplateUndef.h"
/******************************************************************************/
#define EXPAND_CLASS_MEMBER_INT(CLASS, MEMBER, TYPE) TEMPLATE_CONSTRUCTOR_INT(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_BUFFER(CLASS, MEMBER, TYPE) TEMPLATE_CONSTRUCTOR_BUFFER(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_OBJECT(CLASS, MEMBER, TYPE) TEMPLATE_CONSTRUCTOR_OBJECT(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_STRING(CLASS, MEMBER) TEMPLATE_CONSTRUCTOR_STRING(MEMBER)
#define EXPAND_CLASS_MEMBER_DOMSTRING(CLASS, MEMBER) TEMPLATE_CONSTRUCTOR_DOMSTRING(MEMBER)
#define TEMPLATE_DEFINITION_CONSTRUCTOR(CLASS) \
TEMPLATE_DEFINITION_CONSTRUCTOR_AUX(CLASS)
#define TEMPLATE_DEFINITION_CONSTRUCTOR_AUX(CLASS) \
CLASS *CLASS##_new() \
{ \
struct S##CLASS *p = calloc(1, sizeof (struct S##CLASS)); \
\
EXPAND_CLASS_MEMBERS(CLASS) \
\
return (CLASS *)p; \
}
TEMPLATE_DEFINITION_CONSTRUCTOR(CLASS)
#include "TemplateUndef.h"
/******************************************************************************/
#define EXPAND_CLASS_MEMBER_INT(CLASS, MEMBER, TYPE) TEMPLATE_DESTRUCTOR_INT(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_BUFFER(CLASS, MEMBER, TYPE) TEMPLATE_DESTRUCTOR_BUFFER(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_OBJECT(CLASS, MEMBER, TYPE) TEMPLATE_DESTRUCTOR_OBJECT(MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_STRING(CLASS, MEMBER) TEMPLATE_DESTRUCTOR_STRING(MEMBER)
#define EXPAND_CLASS_MEMBER_DOMSTRING(CLASS, MEMBER) TEMPLATE_DESTRUCTOR_DOMSTRING(MEMBER)
#define TEMPLATE_DEFINITION_DESTRUCTOR(CLASS) \
TEMPLATE_DEFINITION_DESTRUCTOR_AUX(CLASS)
#define TEMPLATE_DEFINITION_DESTRUCTOR_AUX(CLASS) \
void CLASS##_delete(CLASS *q) \
{ \
struct S##CLASS *p = (struct S##CLASS *)q; \
\
if (!p) return; \
\
EXPAND_CLASS_MEMBERS(CLASS) \
\
free(p); \
}
TEMPLATE_DEFINITION_DESTRUCTOR(CLASS)
#include "TemplateUndef.h"
/******************************************************************************/
#define TEMPLATE_DEFINITION_COPY_CONSTRUCTOR(CLASS) \
TEMPLATE_DEFINITION_COPY_CONSTRUCTOR_AUX(CLASS)
#define TEMPLATE_DEFINITION_COPY_CONSTRUCTOR_AUX(CLASS) \
CLASS *CLASS##_dup(const CLASS *q) \
{ \
CLASS *p = CLASS##_new(); \
\
CLASS##_assign(p, q); \
\
return p; \
}
TEMPLATE_DEFINITION_COPY_CONSTRUCTOR(CLASS)
/******************************************************************************/
#define EXPAND_CLASS_MEMBER_INT(CLASS, MEMBER, TYPE) TEMPLATE_ASSIGNMENT(CLASS, MEMBER)
#define EXPAND_CLASS_MEMBER_BUFFER(CLASS, MEMBER, TYPE) TEMPLATE_ASSIGNMENT(CLASS, MEMBER)
#define EXPAND_CLASS_MEMBER_OBJECT(CLASS, MEMBER, TYPE) TEMPLATE_ASSIGNMENT(CLASS, MEMBER)
#define EXPAND_CLASS_MEMBER_STRING(CLASS, MEMBER) TEMPLATE_ASSIGNMENT(CLASS, MEMBER)
#define EXPAND_CLASS_MEMBER_DOMSTRING(CLASS, MEMBER) TEMPLATE_ASSIGNMENT(CLASS, MEMBER)
#define TEMPLATE_DEFINITION_ASSIGNMENT(CLASS) \
TEMPLATE_DEFINITION_ASSIGNMENT_AUX(CLASS)
#define TEMPLATE_DEFINITION_ASSIGNMENT_AUX(CLASS) \
int CLASS##_assign(CLASS *p, const CLASS *q) \
{ \
int ok = 1; \
if (p != q) { \
EXPAND_CLASS_MEMBERS(CLASS) \
} \
return ok; \
}
TEMPLATE_DEFINITION_ASSIGNMENT(CLASS)
#include "TemplateUndef.h"
/******************************************************************************/
#define EXPAND_CLASS_MEMBER_INT(CLASS, MEMBER, TYPE) TEMPLATE_METHODS_INT(CLASS, MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_BUFFER(CLASS, MEMBER, TYPE) TEMPLATE_METHODS_BUFFER(CLASS, MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_OBJECT(CLASS, MEMBER, TYPE) TEMPLATE_METHODS_OBJECT(CLASS, MEMBER, TYPE)
#define EXPAND_CLASS_MEMBER_STRING(CLASS, MEMBER) TEMPLATE_METHODS_STRING(CLASS, MEMBER)
#define EXPAND_CLASS_MEMBER_DOMSTRING(CLASS, MEMBER) TEMPLATE_METHODS_DOMSTRING(CLASS, MEMBER)
EXPAND_CLASS_MEMBERS(CLASS)
#include "TemplateUndef.h"
#endif /* TEMPLATESOURCE_H */

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/*!
* \file
*/
#undef EXPAND_CLASS_MEMBER_INT
#undef EXPAND_CLASS_MEMBER_OBJECT
#undef EXPAND_CLASS_MEMBER_STRING
#undef EXPAND_CLASS_MEMBER_DOMSTRING
#undef EXPAND_CLASS_MEMBER_BUFFER