698cdef538
function old new delta udhcpc_main 2563 2582 +19 dhcp_option_strings 294 301 +7 dhcp_optflags 80 82 +2 .rodata 103250 103248 -2 udhcpc_longopts 252 241 -11 add_client_options 209 175 -34 alloc_dhcp_option 59 - -59 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 3/3 up/down: 28/-106) Total: -78 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Licensed under GPLv2, see file LICENSE in this source tree.
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*/
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#ifndef UDHCP_DHCPC_H
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#define UDHCP_DHCPC_H 1
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PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
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struct client_data_t {
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uint8_t clientid[2+2 + 6]; /* Our mac address (prefixed by padding used for client-id) */
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#define client_data_client_mac (client_data.clientid + 2+2)
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IF_FEATURE_UDHCP_PORT(uint16_t port;)
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int ifindex; /* Index number of the interface to use */
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uint8_t opt_mask[256 / 8]; /* Bitmask of options to send (-O option) */
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// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ TODO: DHCPv6 has 16-bit option numbers
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const char *interface; /* The name of the interface to use */
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char *pidfile; /* Optionally store the process ID */
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const char *script; /* User script to run at dhcp events */
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struct option_set *options; /* list of DHCP options to send to server */
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uint8_t *fqdn; /* Optional fully qualified domain name to use */
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llist_t *envp; /* list of DHCP options used for env vars */
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unsigned first_secs;
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unsigned last_secs;
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int sockfd;
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smallint listen_mode;
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smallint state;
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} FIX_ALIASING;
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/* server_config sits in 1st half of bb_common_bufsiz1 */
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#define client_data (*(struct client_data_t*)(&bb_common_bufsiz1[COMMON_BUFSIZE / 2]))
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#if ENABLE_FEATURE_UDHCP_PORT
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#define CLIENT_PORT (client_data.port)
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#define CLIENT_PORT6 (client_data.port)
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#else
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#define CLIENT_PORT 68
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#define CLIENT_PORT6 546
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#endif
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POP_SAVED_FUNCTION_VISIBILITY
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#endif
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