Include dependency graph for ip4_packet.h:

This graph shows which files directly or indirectly include this file:

Data Structures
union	ip4_address_t

struct	ip4_address_fib_t

struct	ip4_address_pair_t

union	ip4_header_t

Macros
#define	IP4_HEADER_FLAG_MORE_FRAGMENTS (1 << 13)

#define	IP4_HEADER_FLAG_DONT_FRAGMENT (1 << 14)

#define	IP4_HEADER_FLAG_CONGESTION (1 << 15)

#define	IP4_VERSION_AND_HEADER_LENGTH_NO_OPTIONS ((4 << 4) \| (sizeof (ip4_header_t) / sizeof (u32)))

#define	ip4_partial_header_checksum_x1(ip0, sum0)

#define	ip4_partial_header_checksum_x2(ip0, ip1, sum0, sum1)

Functions
always_inline void	ip4_addr_fib_init (ip4_address_fib_t addr_fib, ip4_address_t address, u32 fib_index)

always_inline uword	ip4_address_netmask_length (ip4_address_t *a)

always_inline int	ip4_get_fragment_offset (ip4_header_t *i)

always_inline int	ip4_get_fragment_more (ip4_header_t *i)

always_inline int	ip4_is_fragment (ip4_header_t *i)

always_inline int	ip4_is_first_fragment (ip4_header_t *i)

always_inline int	ip4_get_fragment_offset_bytes (ip4_header_t *i)

always_inline int	ip4_header_bytes (ip4_header_t *i)

always_inline void *	ip4_next_header (ip4_header_t *i)

always_inline u16	ip4_header_checksum (ip4_header_t *i)

static uword	ip4_header_checksum_is_valid (ip4_header_t *i)

always_inline uword	ip4_address_is_multicast (ip4_address_t *a)

always_inline void	ip4_multicast_address_set_for_group (ip4_address_t *a, ip_multicast_group_t g)

always_inline void	ip4_tcp_reply_x1 (ip4_header_t ip0, tcp_header_t tcp0)

always_inline void	ip4_tcp_reply_x2 (ip4_header_t ip0, ip4_header_t ip1, tcp_header_t tcp0, tcp_header_t tcp1)

Macro Definition Documentation

#define IP4_HEADER_FLAG_CONGESTION (1 << 15)

Definition at line 124 of file ip4_packet.h.

#define IP4_HEADER_FLAG_DONT_FRAGMENT (1 << 14)

Definition at line 123 of file ip4_packet.h.

#define IP4_HEADER_FLAG_MORE_FRAGMENTS (1 << 13)

Definition at line 122 of file ip4_packet.h.

#define ip4_partial_header_checksum_x1	(	ip0,
		sum0
	)

Value:

do {                                                                    \
  if (BITS (ip_csum_t) > 32)                                            \
    {                                                                   \
      sum0 = ip0->checksum_data_64[0];                                  \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_64[1]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_64_32[0]);    \
    }                                                                   \
  else                                                                  \
    {                                                                   \
      sum0 = ip0->checksum_data_32[0];                                  \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[1]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[2]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[3]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[4]);       \
    }                                                                   \
} while (0)

Definition at line 218 of file ip4_packet.h.

#define ip4_partial_header_checksum_x2	(	ip0,
		ip1,
		sum0,
		sum1
	)

Value:

do {                                                                    \
  if (BITS (ip_csum_t) > 32)                                            \
    {                                                                   \
      sum0 = ip0->checksum_data_64[0];                                  \
      sum1 = ip1->checksum_data_64[0];                                  \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_64[1]);       \
      sum1 = ip_csum_with_carry (sum1, ip1->checksum_data_64[1]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_64_32[0]);    \
      sum1 = ip_csum_with_carry (sum1, ip1->checksum_data_64_32[0]);    \
    }                                                                   \
  else                                                                  \
    {                                                                   \
      sum0 = ip0->checksum_data_32[0];                                  \
      sum1 = ip1->checksum_data_32[0];                                  \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[1]);       \
      sum1 = ip_csum_with_carry (sum1, ip1->checksum_data_32[1]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[2]);       \
      sum1 = ip_csum_with_carry (sum1, ip1->checksum_data_32[2]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[3]);       \
      sum1 = ip_csum_with_carry (sum1, ip1->checksum_data_32[3]);       \
      sum0 = ip_csum_with_carry (sum0, ip0->checksum_data_32[4]);       \
      sum1 = ip_csum_with_carry (sum1, ip1->checksum_data_32[4]);       \
    }                                                                   \
} while (0)

Definition at line 236 of file ip4_packet.h.

#define IP4_VERSION_AND_HEADER_LENGTH_NO_OPTIONS ((4 << 4) | (sizeof (ip4_header_t) / sizeof (u32)))

Definition at line 158 of file ip4_packet.h.

Function Documentation

always_inline void ip4_addr_fib_init	(	ip4_address_fib_t *	addr_fib,
		ip4_address_t *	address,
		u32	fib_index
	)

Definition at line 64 of file ip4_packet.h.

Here is the caller graph for this function:

always_inline uword ip4_address_is_multicast ( ip4_address_t * a )

Definition at line 263 of file ip4_packet.h.

Here is the caller graph for this function:

always_inline uword ip4_address_netmask_length ( ip4_address_t * a )

Definition at line 78 of file ip4_packet.h.

always_inline int ip4_get_fragment_more ( ip4_header_t * i )

Definition at line 166 of file ip4_packet.h.

Here is the caller graph for this function:

always_inline int ip4_get_fragment_offset ( ip4_header_t * i )

Definition at line 162 of file ip4_packet.h.

Here is the caller graph for this function:

always_inline int ip4_get_fragment_offset_bytes ( ip4_header_t * i )

Definition at line 182 of file ip4_packet.h.

Here is the call graph for this function:

always_inline int ip4_header_bytes ( ip4_header_t * i )

Definition at line 186 of file ip4_packet.h.

Here is the caller graph for this function:

always_inline u16 ip4_header_checksum ( ip4_header_t * i )

Definition at line 194 of file ip4_packet.h.

Here is the call graph for this function:

Here is the caller graph for this function:

static uword ip4_header_checksum_is_valid ( ip4_header_t * i )

inlinestatic

Definition at line 215 of file ip4_packet.h.

Here is the call graph for this function:

always_inline int ip4_is_first_fragment ( ip4_header_t * i )

Definition at line 175 of file ip4_packet.h.

Here is the caller graph for this function:

always_inline int ip4_is_fragment ( ip4_header_t * i )

Definition at line 170 of file ip4_packet.h.

Here is the caller graph for this function:

always_inline void ip4_multicast_address_set_for_group	(	ip4_address_t *	a,
		ip_multicast_group_t	g
	)

Definition at line 267 of file ip4_packet.h.

always_inline void* ip4_next_header ( ip4_header_t * i )

Definition at line 190 of file ip4_packet.h.

Here is the call graph for this function:

Here is the caller graph for this function:

always_inline void ip4_tcp_reply_x1	(	ip4_header_t *	ip0,
		tcp_header_t *	tcp0
	)

Definition at line 274 of file ip4_packet.h.

always_inline void ip4_tcp_reply_x2	(	ip4_header_t *	ip0,
		ip4_header_t *	ip1,
		tcp_header_t *	tcp0,
		tcp_header_t *	tcp1
	)

Definition at line 290 of file ip4_packet.h.

Data Structures

Macros

Functions

Macro Definition Documentation

Function Documentation