/*-

 * Copyright (c) 2003, 2005 Lev Walkin <vlm@lionet.info>. All rights reserved.

 * Redistribution and modifications are permitted subject to BSD license.

 */

#ifndef	_INTEGER_H_

#define	_INTEGER_H_

#include <asn_application.h>

#include <asn_codecs_prim.h>

#ifdef __cplusplus

extern "C" {

#endif

typedef ASN__PRIMITIVE_TYPE_t INTEGER_t;

extern asn_TYPE_descriptor_t asn_DEF_INTEGER;

/* Map with <tag> to integer value association */

typedef struct asn_INTEGER_enum_map_s {

	long		 nat_value;	/* associated native integer value */

	size_t		 enum_len;	/* strlen("tag") */

	const char	*enum_name;	/* "tag" */

} asn_INTEGER_enum_map_t;

/* This type describes an enumeration for INTEGER and ENUMERATED types */

typedef struct asn_INTEGER_specifics_s {

	asn_INTEGER_enum_map_t *value2enum;	/* N -> "tag"; sorted by N */

	unsigned int *enum2value;		/* "tag" => N; sorted by tag */

	int map_count;				/* Elements in either map */

	int extension;				/* This map is extensible */

	int strict_enumeration;			/* Enumeration set is fixed */

	int field_width;			/* Size of native integer */

	int field_unsigned;			/* Signed=0, unsigned=1 */

} asn_INTEGER_specifics_t;

asn_struct_print_f INTEGER_print;

ber_type_decoder_f INTEGER_decode_ber;

der_type_encoder_f INTEGER_encode_der;

xer_type_decoder_f INTEGER_decode_xer;

xer_type_encoder_f INTEGER_encode_xer;

per_type_decoder_f INTEGER_decode_uper;

per_type_encoder_f INTEGER_encode_uper;

/***********************************

 * Some handy conversion routines. *

 ***********************************/

/*

 * Returns 0 if it was possible to convert, -1 otherwise.

 * -1/EINVAL: Mandatory argument missing

 * -1/ERANGE: Value encoded is out of range for long representation

 * -1/ENOMEM: Memory allocation failed (in asn_long2INTEGER()).

 */

int asn_INTEGER2long(const INTEGER_t *i, long *l);

int asn_INTEGER2ulong(const INTEGER_t *i, unsigned long *l);

int asn_long2INTEGER(INTEGER_t *i, long l);

int asn_ulong2INTEGER(INTEGER_t *i, unsigned long l);

/* A a reified version of strtol(3) with nicer error reporting. */

enum asn_strtol_result_e {

    ASN_STRTOL_ERROR_RANGE = -3,  /* Input outside of numeric range for long type */

    ASN_STRTOL_ERROR_INVAL = -2,  /* Invalid data encountered (e.g., "+-") */

    ASN_STRTOL_EXPECT_MORE = -1,  /* More data expected (e.g. "+") */

    ASN_STRTOL_OK          =  0,  /* Conversion succeded, number ends at (*end) */

    ASN_STRTOL_EXTRA_DATA  =  1,  /* Conversion succeded, but the string has extra stuff */

};

enum asn_strtol_result_e asn_strtol_lim(const char *str, const char **end, long *l);

/* The asn_strtol is going to be DEPRECATED soon */

enum asn_strtol_result_e asn_strtol(const char *str, const char *end, long *l);

/*

 * Convert the integer value into the corresponding enumeration map entry.

 */

const asn_INTEGER_enum_map_t *INTEGER_map_value2enum(asn_INTEGER_specifics_t *specs, long value);

#ifdef __cplusplus

}

#endif

#endif	/* _INTEGER_H_ */