ber_decoder.c File Reference

#include <asn_internal.h>

Include dependency graph for ber_decoder.c:

Go to the source code of this file.

Macros
#define	ADVANCE(num_bytes)
#define	RETURN(_code)

Functions
asn_dec_rval_t	ber_decode (asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *type_descriptor, void **struct_ptr, const void *ptr, size_t size)
asn_dec_rval_t	ber_check_tags (asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td, asn_struct_ctx_t *opt_ctx, const void *ptr, size_t size, int tag_mode, int last_tag_form, ber_tlv_len_t *last_length, int *opt_tlv_form)

Macro Definition Documentation

ADVANCE

#define ADVANCE

(

num_bytes

)

Value:

do {                    \
        size_t num = num_bytes;                 \
        ptr = ((const char *)ptr) + num;            \
        size -= num;                        \
        consumed_myself += num;                 \
    } while(0)

Definition at line 8 of file ber_decoder.c.

Referenced by ber_check_tags().

RETURN

#define RETURN

(

_code

)

Value:

do {                        \
        asn_dec_rval_t rval;                    \
        rval.code = _code;                  \
        if(opt_ctx) opt_ctx->step = step; /* Save context */    \
        if(_code == RC_OK || opt_ctx)               \
            rval.consumed = consumed_myself;        \
        else                            \
            rval.consumed = 0;  /* Context-free */  \
        return rval;                        \
    } while(0)

Definition at line 15 of file ber_decoder.c.

Referenced by ber_check_tags().

Function Documentation

ber_check_tags()

asn_dec_rval_t ber_check_tags	(	asn_codec_ctx_t *	opt_codec_ctx,
		asn_TYPE_descriptor_t *	td,
		asn_struct_ctx_t *	opt_ctx,
		const void *	ptr,
		size_t	size,
		int	tag_mode,
		int	last_tag_form,
		ber_tlv_len_t *	last_length,
		int *	opt_tlv_form
	)

Definition at line 65 of file ber_decoder.c.

References _ASN_STACK_OVERFLOW_CHECK(), ADVANCE, ASN_DEBUG(), ber_fetch_length(), ber_fetch_tag(), BER_TLV_CONSTRUCTED, ber_tlv_tag_string(), asn_TYPE_descriptor_s::name, RC_FAIL, RC_OK, RC_WMORE, RETURN, asn_struct_ctx_s::step, asn_TYPE_descriptor_s::tags, and asn_TYPE_descriptor_s::tags_count.

Referenced by ber_decode_primitive(), BOOLEAN_decode_ber(), CHOICE_decode_ber(), NativeInteger_decode_ber(), OCTET_STRING_decode_ber(), SEQUENCE_decode_ber(), and SET_OF_decode_ber().

Here is the call graph for this function:

Here is the caller graph for this function:

ber_decode()

asn_dec_rval_t ber_decode	(	asn_codec_ctx_t *	opt_codec_ctx,
		asn_TYPE_descriptor_t *	type_descriptor,
		void **	struct_ptr,
		const void *	ptr,
		size_t	size
	)

Definition at line 30 of file ber_decoder.c.

References _ASN_DEFAULT_STACK_MAX, asn_TYPE_descriptor_s::ber_decoder, asn_codec_ctx_s::max_stack_size, and xdp_arg_s::type_descriptor.