decode.c File Reference

Functions to decode DHCP options. More...

#include <stdint.h>
#include <stddef.h>
#include <freeradius-devel/io/test_point.h>
#include <freeradius-devel/util/dns.h>
#include <freeradius-devel/util/proto.h>
#include <freeradius-devel/util/struct.h>
#include "dhcpv6.h"
#include "attrs.h"

Include dependency graph for decode.c:

Go to the source code of this file.

Macros
#define	DHCPV6_ORO_FORBIDDEN

Functions
static ssize_t	decode_option (TALLOC_CTX *ctx, fr_pair_list_t *out, fr_dict_attr_t const *parent, uint8_t const *data, size_t const data_len, void *decode_ctx)
static ssize_t	decode_pair (TALLOC_CTX *ctx, fr_pair_list_t *out, NDEBUG_UNUSED fr_dict_attr_t const *parent, uint8_t const *data, size_t data_len, void *decode_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 ssize_t	decode_tlv_trampoline (TALLOC_CTX *ctx, fr_pair_list_t *out, fr_dict_attr_t const *parent, uint8_t const *data, size_t const data_len, void *decode_ctx)
static ssize_t	decode_value (TALLOC_CTX *ctx, fr_pair_list_t *out, fr_dict_attr_t const *parent, uint8_t const *data, size_t const data_len, void *decode_ctx)
static ssize_t	decode_value_trampoline (TALLOC_CTX *ctx, fr_pair_list_t *out, fr_dict_attr_t const *parent, uint8_t const *data, size_t const data_len, void *decode_ctx)
	Handle arrays of DNS labels for fr_struct_from_network()
ssize_t	fr_dhcpv6_decode_foreign (TALLOC_CTX *ctx, fr_pair_list_t *out, uint8_t const *data, size_t data_len)
ssize_t	fr_dhcpv6_decode_option (TALLOC_CTX *ctx, fr_pair_list_t *out, uint8_t const *data, size_t data_len, void *decode_ctx)
	Create a "normal" fr_pair_t from the given data.
static ssize_t	fr_dhcpv6_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_pair_decode_t	dhcpv6_tp_decode_pair
fr_test_point_proto_decode_t	dhcpv6_tp_decode_proto

Detailed Description

Functions to decode DHCP options.

Id

85e1cdf59923173579798d0f0ce5826c3386c2d8

Author

Arran Cudbard-Bell (a.cud.nosp@m.bard.nosp@m.b@fre.nosp@m.erad.nosp@m.ius.o.nosp@m.rg)

Copyright

2018 The FreeRADIUS server project

2018 NetworkRADIUS SARL (legal.nosp@m.@net.nosp@m.workr.nosp@m.adiu.nosp@m.s.com)

Definition in file decode.c.

Macro Definition Documentation

DHCPV6_ORO_FORBIDDEN

#define DHCPV6_ORO_FORBIDDEN

Value:

        ((1ULL << 1)  |  /* OPTION_CLIENTID */      \
         (1ULL << 2)  |  /* OPTION_SERVERID */      \
         (1ULL << 3)  |  /* OPTION_IA_NA */         \
         (1ULL << 4)  |  /* OPTION_IA_TA */         \
         (1ULL << 5)  |  /* OPTION_IAADDR */        \
         (1ULL << 6)  |  /* OPTION_ORO */           \
         (1ULL << 7)  |  /* OPTION_PREFERENCE */    \
         (1ULL << 8)  |  /* OPTION_ELAPSED_TIME */  \
         (1ULL << 9)  |  /* OPTION_RELAY_MSG */     \
         (1ULL << 11) |  /* OPTION_AUTH */          \
         (1ULL << 12) |  /* OPTION_UNICAST */       \
         (1ULL << 13) |  /* OPTION_STATUS_CODE */   \
         (1ULL << 14) |  /* OPTION_RAPID_COMMIT */  \
         (1ULL << 15) |  /* OPTION_USER_CLASS */    \
         (1ULL << 16) |  /* OPTION_VENDOR_CLASS */  \
         (1ULL << 18) |  /* OPTION_INTERFACE_ID */  \
         (1ULL << 19) |  /* OPTION_RECONF_MSG */    \
         (1ULL << 20) |  /* OPTION_RECONF_ACCEPT */ \
         (1ULL << 25) |  /* OPTION_IA_PD */         \
         (1ULL << 26))    /* OPTION_IAPREFIX */

Definition at line 44 of file decode.c.

Function Documentation

decode_option()

static ssize_t decode_option ( TALLOC_CTX *  ctx, fr_pair_list_t *  out, fr_dict_attr_t const *  parent, uint8_t const *  data, size_t const  data_len, void *  decode_ctx  )

static

Definition at line 281 of file decode.c.

Here is the call graph for this function:

decode_pair()

static ssize_t decode_pair ( TALLOC_CTX *  ctx, fr_pair_list_t *  out, NDEBUG_UNUSED fr_dict_attr_t const *  parent, uint8_t const *  data, size_t  data_len, void *  decode_ctx  )

static

Definition at line 563 of file decode.c.

Here is the call graph for this function:

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 537 of file decode.c.

decode_tlv_trampoline()

static ssize_t decode_tlv_trampoline ( TALLOC_CTX *  ctx, fr_pair_list_t *  out, fr_dict_attr_t const *  parent, uint8_t const *  data, size_t const  data_len, void *  decode_ctx  )

static

Definition at line 70 of file decode.c.

Here is the call graph for this function:

decode_value()

static ssize_t decode_value ( TALLOC_CTX *  ctx, fr_pair_list_t *  out, fr_dict_attr_t const *  parent, uint8_t const *  data, size_t const  data_len, void *  decode_ctx  )

static

Definition at line 96 of file decode.c.

Here is the call graph for this function:

decode_value_trampoline()

static ssize_t decode_value_trampoline ( TALLOC_CTX *  ctx, fr_pair_list_t *  out, fr_dict_attr_t const *  parent, uint8_t const *  data, size_t const  data_len, void *  decode_ctx  )

static

Handle arrays of DNS labels for fr_struct_from_network()

Definition at line 84 of file decode.c.

Here is the call graph for this function:

fr_dhcpv6_decode_foreign()

ssize_t fr_dhcpv6_decode_foreign	(	TALLOC_CTX *	ctx,
		fr_pair_list_t *	out,
		uint8_t const *	data,
		size_t	data_len
	)

Definition at line 498 of file decode.c.

Here is the call graph for this function:

fr_dhcpv6_decode_option()

ssize_t fr_dhcpv6_decode_option	(	TALLOC_CTX *	ctx,
		fr_pair_list_t *	out,
		uint8_t const *	data,
		size_t	data_len,
		void *	decode_ctx
	)

Create a "normal" fr_pair_t from the given data.

0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | option-code | option-len | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

Definition at line 483 of file decode.c.

Here is the call graph for this function:

Here is the caller graph for this function:

fr_dhcpv6_decode_proto()

static ssize_t fr_dhcpv6_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 552 of file decode.c.

Here is the call graph for this function:

Variable Documentation

dhcpv6_tp_decode_pair

fr_test_point_pair_decode_t dhcpv6_tp_decode_pair

Initial value:

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

Definition at line 575 of file decode.c.

dhcpv6_tp_decode_proto

fr_test_point_proto_decode_t dhcpv6_tp_decode_proto

Initial value:

= {
        .test_ctx       = decode_test_ctx,
        .func           = fr_dhcpv6_decode_proto
}

Definition at line 581 of file decode.c.