Ruby  2.0.0p247(2013-06-27revision41674)
Data Structures | Defines | Functions | Variables
ext/dbm/dbm.c File Reference
#include "ruby.h"
#include <fcntl.h>
#include <errno.h>

Go to the source code of this file.

Data Structures

struct  dbmdata

Defines

#define DSIZE_TYPE   TYPEOF_DATUM_DSIZE
#define RSTRING_DSIZE(s)   RSTRING_LENINT(s)
#define TOO_LONG(n)   ((long)(+(DSIZE_TYPE)(n)) != (n))
#define RUBY_DBM_RW_BIT   0x20000000
#define GetDBM(obj, dbmp)
#define GetDBM2(obj, data, dbm)
#define O_CLOEXEC   0

Functions

static void closed_dbm (void)
static void free_dbm (struct dbmdata *dbmp)
static VALUE fdbm_close (VALUE obj)
static VALUE fdbm_closed (VALUE obj)
static VALUE fdbm_alloc (VALUE klass)
static VALUE fdbm_initialize (int argc, VALUE *argv, VALUE obj)
static VALUE fdbm_s_open (int argc, VALUE *argv, VALUE klass)
static VALUE fdbm_fetch (VALUE obj, VALUE keystr, VALUE ifnone)
static VALUE fdbm_aref (VALUE obj, VALUE keystr)
static VALUE fdbm_fetch_m (int argc, VALUE *argv, VALUE obj)
static VALUE fdbm_key (VALUE obj, VALUE valstr)
static VALUE fdbm_index (VALUE hash, VALUE value)
static VALUE fdbm_select (VALUE obj)
static VALUE fdbm_values_at (int argc, VALUE *argv, VALUE obj)
static void fdbm_modify (VALUE obj)
static VALUE fdbm_delete (VALUE obj, VALUE keystr)
static VALUE fdbm_shift (VALUE obj)
static VALUE fdbm_delete_if (VALUE obj)
static VALUE fdbm_clear (VALUE obj)
static VALUE fdbm_invert (VALUE obj)
static VALUE fdbm_store (VALUE, VALUE, VALUE)
static VALUE update_i (VALUE pair, VALUE dbm)
static VALUE fdbm_update (VALUE obj, VALUE other)
static VALUE fdbm_replace (VALUE obj, VALUE other)
static VALUE fdbm_length (VALUE obj)
static VALUE fdbm_empty_p (VALUE obj)
static VALUE fdbm_each_value (VALUE obj)
static VALUE fdbm_each_key (VALUE obj)
static VALUE fdbm_each_pair (VALUE obj)
static VALUE fdbm_keys (VALUE obj)
static VALUE fdbm_values (VALUE obj)
static VALUE fdbm_has_key (VALUE obj, VALUE keystr)
static VALUE fdbm_has_value (VALUE obj, VALUE valstr)
static VALUE fdbm_to_a (VALUE obj)
static VALUE fdbm_to_hash (VALUE obj)
static VALUE fdbm_reject (VALUE obj)
void Init_dbm (void)

Variables

static VALUE rb_cDBM
static VALUE rb_eDBMError

Define Documentation

#define DSIZE_TYPE   TYPEOF_DATUM_DSIZE

Definition at line 24 of file dbm.c.

Referenced by fdbm_delete(), fdbm_delete_if(), fdbm_fetch(), fdbm_has_key(), fdbm_has_value(), and fdbm_key().

#define GetDBM (   obj,
  dbmp 
)
Value:
{\
    Data_Get_Struct((obj), struct dbmdata, (dbmp));\
    if ((dbmp) == 0) closed_dbm();\
    if ((dbmp)->di_dbm == 0) closed_dbm();\
}

Definition at line 48 of file dbm.c.

Referenced by fdbm_close().

#define GetDBM2 (   obj,
  data,
  dbm 
)
#define O_CLOEXEC   0
#define RSTRING_DSIZE (   s)    RSTRING_LENINT(s)

Definition at line 29 of file dbm.c.

Referenced by fdbm_store().

#define RUBY_DBM_RW_BIT   0x20000000

Definition at line 35 of file dbm.c.

Referenced by fdbm_initialize(), and Init_dbm().

#define TOO_LONG (   n)    ((long)(+(DSIZE_TYPE)(n)) != (n))

Definition at line 30 of file dbm.c.

Referenced by fdbm_delete(), fdbm_fetch(), fdbm_has_key(), fdbm_has_value(), and fdbm_key().


Function Documentation

static void closed_dbm ( void  ) [static]

Definition at line 43 of file dbm.c.

References rb_eDBMError, and rb_raise().

static VALUE fdbm_alloc ( VALUE  klass) [static]

Definition at line 107 of file dbm.c.

References Data_Wrap_Struct, and free_dbm().

Referenced by Init_dbm().

static VALUE fdbm_aref ( VALUE  obj,
VALUE  keystr 
) [static]

Definition at line 277 of file dbm.c.

References fdbm_fetch(), and Qnil.

Referenced by Init_dbm().

static VALUE fdbm_clear ( VALUE  obj) [static]

Definition at line 530 of file dbm.c.

References dbmdata::di_size, datum::dptr, fdbm_modify(), GetDBM2, key, rb_eDBMError, and rb_raise().

Referenced by fdbm_replace(), and Init_dbm().

static VALUE fdbm_close ( VALUE  obj) [static]

Definition at line 75 of file dbm.c.

References dbmdata::di_dbm, GetDBM, and Qnil.

Referenced by fdbm_s_open(), and Init_dbm().

static VALUE fdbm_closed ( VALUE  obj) [static]

Definition at line 93 of file dbm.c.

References Data_Get_Struct, dbmdata::di_dbm, Qfalse, and Qtrue.

Referenced by Init_dbm().

static VALUE fdbm_delete ( VALUE  obj,
VALUE  keystr 
) [static]
static VALUE fdbm_delete_if ( VALUE  obj) [static]
static VALUE fdbm_each_key ( VALUE  obj) [static]

Definition at line 739 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, key, rb_tainted_str_new(), rb_yield(), and RETURN_ENUMERATOR.

Referenced by Init_dbm().

static VALUE fdbm_each_pair ( VALUE  obj) [static]

Definition at line 763 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, key, rb_assoc_new(), rb_tainted_str_new(), rb_yield(), RETURN_ENUMERATOR, and val.

Referenced by Init_dbm().

static VALUE fdbm_each_value ( VALUE  obj) [static]

Definition at line 715 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, key, rb_tainted_str_new(), rb_yield(), RETURN_ENUMERATOR, and val.

Referenced by Init_dbm().

static VALUE fdbm_empty_p ( VALUE  obj) [static]

Definition at line 687 of file dbm.c.

References dbmdata::di_dbm, dbmdata::di_size, datum::dptr, GetDBM2, key, Qfalse, and Qtrue.

Referenced by Init_dbm().

static VALUE fdbm_fetch ( VALUE  obj,
VALUE  keystr,
VALUE  ifnone 
) [static]
static VALUE fdbm_fetch_m ( int  argc,
VALUE argv,
VALUE  obj 
) [static]

Definition at line 291 of file dbm.c.

References fdbm_fetch(), NIL_P, rb_block_given_p(), rb_eIndexError, rb_raise(), and rb_scan_args().

Referenced by Init_dbm().

static VALUE fdbm_has_key ( VALUE  obj,
VALUE  keystr 
) [static]

Definition at line 840 of file dbm.c.

References datum::dptr, datum::dsize, DSIZE_TYPE, ExportStringValue, GetDBM2, key, Qfalse, Qtrue, RSTRING_LEN, RSTRING_PTR, TOO_LONG, and val.

Referenced by Init_dbm().

static VALUE fdbm_has_value ( VALUE  obj,
VALUE  valstr 
) [static]

Definition at line 867 of file dbm.c.

References datum::dptr, datum::dsize, DSIZE_TYPE, ExportStringValue, GetDBM2, key, memcmp(), Qfalse, Qtrue, RSTRING_LEN, RSTRING_PTR, TOO_LONG, and val.

Referenced by Init_dbm().

static VALUE fdbm_index ( VALUE  hash,
VALUE  value 
) [static]

Definition at line 336 of file dbm.c.

References fdbm_key(), and rb_warn().

Referenced by Init_dbm().

static VALUE fdbm_initialize ( int  argc,
VALUE argv,
VALUE  obj 
) [static]
static VALUE fdbm_invert ( VALUE  obj) [static]

Definition at line 557 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, hash(), key, rb_hash_aset(), rb_hash_new(), rb_tainted_str_new(), and val.

Referenced by Init_dbm().

static VALUE fdbm_key ( VALUE  obj,
VALUE  valstr 
) [static]
static VALUE fdbm_keys ( VALUE  obj) [static]

Definition at line 792 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, key, rb_ary_new(), rb_ary_push(), and rb_tainted_str_new().

Referenced by Init_dbm().

static VALUE fdbm_length ( VALUE  obj) [static]

Definition at line 662 of file dbm.c.

References dbmdata::di_size, datum::dptr, GetDBM2, INT2FIX, and key.

Referenced by Init_dbm().

static void fdbm_modify ( VALUE  obj) [static]

Definition at line 393 of file dbm.c.

References OBJ_FROZEN, rb_error_frozen(), and rb_secure().

Referenced by fdbm_clear(), fdbm_delete(), fdbm_delete_if(), fdbm_shift(), and fdbm_store().

static VALUE fdbm_reject ( VALUE  obj) [static]

Definition at line 950 of file dbm.c.

References fdbm_to_hash(), and rb_hash_delete_if().

Referenced by Init_dbm().

static VALUE fdbm_replace ( VALUE  obj,
VALUE  other 
) [static]

Definition at line 612 of file dbm.c.

References fdbm_clear(), rb_block_call(), rb_intern, and update_i().

Referenced by Init_dbm().

static VALUE fdbm_s_open ( int  argc,
VALUE argv,
VALUE  klass 
) [static]
static VALUE fdbm_select ( VALUE  obj) [static]
static VALUE fdbm_shift ( VALUE  obj) [static]

Definition at line 452 of file dbm.c.

References dbmdata::di_size, datum::dptr, datum::dsize, fdbm_modify(), GetDBM2, key, Qnil, rb_assoc_new(), rb_tainted_str_new(), and val.

Referenced by Init_dbm().

static VALUE fdbm_store ( VALUE  obj,
VALUE  keystr,
VALUE  valstr 
) [static]
static VALUE fdbm_to_a ( VALUE  obj) [static]

Definition at line 898 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, key, rb_ary_new(), rb_ary_push(), rb_assoc_new(), rb_tainted_str_new(), and val.

Referenced by Init_dbm().

static VALUE fdbm_to_hash ( VALUE  obj) [static]

Definition at line 924 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, hash(), key, rb_hash_aset(), rb_hash_new(), rb_tainted_str_new(), and val.

Referenced by fdbm_reject(), and Init_dbm().

static VALUE fdbm_update ( VALUE  obj,
VALUE  other 
) [static]

Definition at line 597 of file dbm.c.

References rb_block_call(), rb_intern, and update_i().

Referenced by Init_dbm().

static VALUE fdbm_values ( VALUE  obj) [static]

Definition at line 816 of file dbm.c.

References datum::dptr, datum::dsize, GetDBM2, key, rb_ary_new(), rb_ary_push(), rb_tainted_str_new(), and val.

Referenced by Init_dbm().

static VALUE fdbm_values_at ( int  argc,
VALUE argv,
VALUE  obj 
) [static]

Definition at line 380 of file dbm.c.

References argc, fdbm_fetch(), Qnil, rb_ary_new2(), and rb_ary_push().

Referenced by Init_dbm().

static void free_dbm ( struct dbmdata dbmp) [static]

Definition at line 60 of file dbm.c.

References dbmdata::di_dbm, and xfree().

Referenced by fdbm_alloc(), and fdbm_s_open().

void Init_dbm ( void  )
static VALUE update_i ( VALUE  pair,
VALUE  dbm 
) [static]

Definition at line 578 of file dbm.c.

References Check_Type, fdbm_store(), Qnil, RARRAY_LEN, RARRAY_PTR, rb_eArgError, rb_raise(), and T_ARRAY.

Referenced by fdbm_replace(), and fdbm_update().


Variable Documentation

VALUE rb_cDBM [static]

Definition at line 33 of file dbm.c.

Referenced by Init_dbm().

VALUE rb_eDBMError [static]

Definition at line 33 of file dbm.c.

Referenced by closed_dbm(), fdbm_clear(), fdbm_delete(), fdbm_delete_if(), fdbm_store(), and Init_dbm().