Show m_struct.h syntax highlighted
#ifndef _M_STRUCT_H
# define _M_STRUCT_H
///////////////////// A struct setter ////////////////////////
struct m_option;
/// Struct definition
typedef struct m_struct_st
{
char *name; // For error msg and debuging
unsigned int size; // size of the whole struct
void *defaults; // Pointer to a struct filled with the default settings
struct m_option *fields; // settable fields
} m_struct_t;
// Note : the p field of the m_option_t struct must contain the offset
// of the member in the struct (use M_ST_OFF macro for this).
// From glib.h (modified ;-)
# define M_ST_OFF(struct_type, member) \
((void*) &((struct_type*) 0)->member)
# define M_ST_MB_P(struct_p, struct_offset) \
((void*) (struct_p) + (unsigned long) (struct_offset))
# define M_ST_MB(member_type, struct_p, struct_offset) \
(*(member_type*) M_ST_MB_P ((struct_p), (struct_offset)))
/// Allocate the struct and set it to the defaults
void *m_struct_alloc(m_struct_t * st);
/// Set a field of the struct
int m_struct_set(m_struct_t * st, void *obj, char *field, char *param);
/// Reset a field (or all if field == NULL) to defaults
void m_struct_reset(m_struct_t * st, void *obj, char *field);
/// Create a copy of an existing struct
void *m_struct_copy(m_struct_t * st, void *obj);
/// Free an allocated struct
void m_struct_free(m_struct_t * st, void *obj);
/// Get a field description
struct m_option *m_struct_get_field(m_struct_t * st, char *f);
#endif /* _M_STRUCT_H */
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