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dhcp_msg struct
minimum set of fields of any DHCP message
Syntax
struct dhcp_msg
{
PACK_STRUCT_FLD_8(u8_t op);
PACK_STRUCT_FLD_8(u8_t htype);
PACK_STRUCT_FLD_8(u8_t hlen);
PACK_STRUCT_FLD_8(u8_t hops);
PACK_STRUCT_FIELD(u32_t xid);
PACK_STRUCT_FIELD(u16_t secs);
PACK_STRUCT_FIELD(u16_t flags);
PACK_STRUCT_FLD_S(ip4_addr_p_t ciaddr);
PACK_STRUCT_FLD_S(ip4_addr_p_t yiaddr);
PACK_STRUCT_FLD_S(ip4_addr_p_t siaddr);
PACK_STRUCT_FLD_S(ip4_addr_p_t giaddr);
PACK_STRUCT_FLD_8(u8_t chaddr[DHCP_CHADDR_LEN]);
PACK_STRUCT_FLD_8(u8_t sname[DHCP_SNAME_LEN]);
PACK_STRUCT_FLD_8(u8_t file[DHCP_FILE_LEN]);
PACK_STRUCT_FIELD(u32_t cookie);
#define DHCP_MIN_OPTIONS_LEN 68U
#if ((defined(DHCP_OPTIONS_LEN)) && (DHCP_OPTIONS_LEN < DHCP_MIN_OPTIONS_LEN))
# undef DHCP_OPTIONS_LEN
#endif
#if (!defined(DHCP_OPTIONS_LEN))
# define DHCP_OPTIONS_LEN DHCP_MIN_OPTIONS_LEN
#endif
PACK_STRUCT_FLD_8(u8_t options[DHCP_OPTIONS_LEN]);
};
Fields
Field
Declared as
Related Functions
Found 2 other functions taking a dhcp_msg
argument:
Function
Description
Handle a DHCP ACK packet
Remember the configuration offered by a DHCP server.