decode.c File Reference

Functions to decode TFTP packets. More...

#include <freeradius-devel/util/udp.h>
#include <freeradius-devel/io/test_point.h>
#include "tftp.h"
#include "attrs.h"

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Data Structures
struct	fr_tftp_ctx_t
	Used as the decoder ctx. More...

Functions
static int	_decode_test_ctx (UNUSED fr_tftp_ctx_t *proto_ctx)
static int	decode_test_ctx (void **out, TALLOC_CTX *ctx, UNUSED fr_dict_t const *dict, UNUSED fr_dict_attr_t const *root_da)
int	fr_tftp_decode (TALLOC_CTX *ctx, fr_pair_list_t *out, uint8_t const *data, size_t data_len)
static ssize_t	fr_tftp_decode_proto (TALLOC_CTX *ctx, fr_pair_list_t *out, uint8_t const *data, size_t data_len, UNUSED void *proto_ctx)

Variables
fr_test_point_proto_decode_t	tftp_tp_decode_proto

Detailed Description

Functions to decode TFTP packets.

Id

693a9fdc174b57014a92543c92a75603771d3fe3

Author

Jorge Pereira jpere.nosp@m.ira@.nosp@m.freer.nosp@m.adiu.nosp@m.s.org

Copyright

2021 The FreeRADIUS server project.

2021 Network RADIUS SAS (legal.nosp@m.@net.nosp@m.workr.nosp@m.adiu.nosp@m.s.com)

Definition in file decode.c.

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Data Structure Documentation

fr_tftp_ctx_t

struct fr_tftp_ctx_t

Used as the decoder ctx.

Used as the encoder ctx.

Definition at line 275 of file decode.c.

Data Fields
int	nothing

Function Documentation

_decode_test_ctx()

static int _decode_test_ctx ( UNUSED fr_tftp_ctx_t *  proto_ctx )

static

Definition at line 288 of file decode.c.

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decode_test_ctx()

static int decode_test_ctx ( void **  out, TALLOC_CTX *  ctx, UNUSED fr_dict_t const *  dict, UNUSED fr_dict_attr_t const *  root_da  )

static

Definition at line 295 of file decode.c.

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fr_tftp_decode()

int fr_tftp_decode	(	TALLOC_CTX *	ctx,
		fr_pair_list_t *	out,
		uint8_t const *	data,
		size_t	data_len
	)

2 bytes 2 bytes

| Opcode | Block # |

Figure 5-3: ACK packet

2 bytes 2 bytes string 1 byte

| Opcode | ErrorCode | ErrMsg | 0 |

Figure 5-4: ERROR packet

Definition at line 74 of file decode.c.

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fr_tftp_decode_proto()

static ssize_t fr_tftp_decode_proto ( TALLOC_CTX *  ctx, fr_pair_list_t *  out, uint8_t const *  data, size_t  data_len, UNUSED void *  proto_ctx  )

static

Definition at line 282 of file decode.c.

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Variable Documentation

tftp_tp_decode_proto

fr_test_point_proto_decode_t tftp_tp_decode_proto

Initial value:

= {
        .test_ctx       = decode_test_ctx,
        .func           = fr_tftp_decode_proto
}

Definition at line 313 of file decode.c.