occ.c File Reference

#include "syshead.h"
#include "occ.h"
#include "forward.h"
#include "memdbg.h"

Include dependency graph for occ.c:

Go to the source code of this file.

Functions
void	check_send_occ_req_dowork (struct context *c)
void	check_send_occ_load_test_dowork (struct context *c)
void	check_send_occ_msg_dowork (struct context *c)
void	process_received_occ_msg (struct context *c)

Variables
const uint8_t	occ_magic []
static const struct mtu_load_test	mtu_load_test_sequence []

Function Documentation

check_send_occ_load_test_dowork()

void check_send_occ_load_test_dowork

(

struct context *

c

)

Definition at line 184 of file occ.c.

References context::c1, context::c2, connection_established(), event_timeout_clear(), context_2::frame, frame_calculate_payload_size(), frame_calculate_protocol_header_size(), key_schedule::key_type, context_1::ks, M_INFO, msg, mtu_load_test_sequence, context_2::occ_mtu_load_n_tries, context_2::occ_mtu_load_size, context_2::occ_mtu_load_test_interval, context_2::occ_op, mtu_load_test::op, context::options, and PACKAGE_NAME.

Referenced by check_send_occ_load_test().

check_send_occ_msg_dowork()

void check_send_occ_msg_dowork

(

struct context *

c

)

Definition at line 217 of file occ.c.

References ASSERT, context_buffers::aux_buf, BLEN, frame::buf, context_2::buf, buf_init, buf_safe(), buf_write(), buf_write_u16(), buf_write_u8(), context_2::buffers, context::c1, context::c2, D_PACKET_CONTENT, dmsg, encrypt_sign(), context_2::frame, frame_calculate_payload_overhead(), frame_calculate_protocol_header_size(), get_random(), frame::headroom, key_schedule::key_type, context_1::ks, context_2::max_recv_size_local, context_2::max_send_size_local, min_int(), OCC_EXIT, occ_magic, OCC_MTU_LOAD, OCC_MTU_LOAD_REQUEST, context_2::occ_mtu_load_size, OCC_MTU_REPLY, OCC_MTU_REQUEST, context_2::occ_op, OCC_REPLY, OCC_REQUEST, OCC_STRING_SIZE, context::options, context_2::options_string_local, and frame::payload_size.

Referenced by check_send_occ_msg().

check_send_occ_req_dowork()

void check_send_occ_req_dowork

(

struct context *

c

)

Definition at line 147 of file occ.c.

References context::c2, options::ce, counter_format, D_SHOW_OCC, event_timeout_clear(), event_timeout_reset(), context_2::link_read_bytes, context_2::link_read_bytes_auth, msg, context_2::occ_interval, OCC_N_TRIES, context_2::occ_n_tries, context_2::occ_op, OCC_REQUEST, context::options, PACKAGE_NAME, and connection_entry::remote.

Referenced by check_send_occ_req().

process_received_occ_msg()

void process_received_occ_msg

(

struct context *

c

)

Definition at line 363 of file occ.c.

References ASSERT, BPTR, context_2::buf, buf_advance(), buf_read_u16(), buf_read_u8(), context::c2, options::ce, D_PACKET_CONTENT, D_STREAM_ERRORS, dmsg, event_timeout_clear(), connection_entry::fragment, buffer::len, M_INFO, context_2::max_recv_size_local, context_2::max_recv_size_remote, context_2::max_send_size_local, context_2::max_send_size_remote, msg, options::mtu_test, options::occ, OCC_EXIT, context_2::occ_interval, OCC_MTU_LOAD, OCC_MTU_LOAD_REQUEST, context_2::occ_mtu_load_size, context_2::occ_mtu_load_test_interval, OCC_MTU_REPLY, OCC_MTU_REQUEST, context_2::occ_op, OCC_REPLY, OCC_REQUEST, OCC_STRING_SIZE, context::options, options_cmp_equal_safe(), context_2::options_string_remote, options_warning_safe(), connection_entry::proto, proto_is_dgram(), register_signal(), context::sig, TLS_MODE, and TUN_MTU_MIN.

Referenced by process_incoming_link_part2().

Variable Documentation

mtu_load_test_sequence

const struct mtu_load_test mtu_load_test_sequence[]

static

Definition at line 60 of file occ.c.

Referenced by check_send_occ_load_test_dowork().

occ_magic

const uint8_t occ_magic[]

Initial value:

= {
    0x28, 0x7f, 0x34, 0x6b, 0xd4, 0xef, 0x7a, 0x81,
    0x2d, 0x56, 0xb8, 0xd3, 0xaf, 0xc5, 0x45, 0x9c
}

Definition at line 55 of file occ.c.

Referenced by check_send_occ_msg_dowork(), and is_occ_msg().