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comparison packages/redboot/current/src/net/bootp.c @ 1117:c461c509e6ef

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Fix BOOTP/DHCP
author gthomas
date Tue, 15 Jul 2003 18:53:49 +0000
parents e54a552c19f9
children 92e31da869cc
comparison
equal deleted inserted replaced
1116:f886ab6517f0 1117:c461c509e6ef
68 static bootp_header_t *bp_info; 68 static bootp_header_t *bp_info;
69 69
70 #ifdef CYGSEM_REDBOOT_NETWORKING_USE_GATEWAY 70 #ifdef CYGSEM_REDBOOT_NETWORKING_USE_GATEWAY
71 static const unsigned char dhcpCookie[] = {99,130,83,99}; 71 static const unsigned char dhcpCookie[] = {99,130,83,99};
72 static const unsigned char dhcpEndOption[] = {255}; 72 static const unsigned char dhcpEndOption[] = {255};
73 static const unsigned char dhcpRequestOption[] = {53,1,3}; 73 static const unsigned char dhcpDiscoverOption[] = {53,1,1};
74 #endif 74 #endif
75 75
76 static void 76 static void
77 bootp_handler(udp_socket_t *skt, char *buf, int len, 77 bootp_handler(udp_socket_t *skt, char *buf, int len,
78 ip_route_t *src_route, word src_port) 78 ip_route_t *src_route, word src_port)
167 167
168 #ifdef CYGSEM_REDBOOT_NETWORKING_USE_GATEWAY 168 #ifdef CYGSEM_REDBOOT_NETWORKING_USE_GATEWAY
169 p = b.bp_vend; 169 p = b.bp_vend;
170 170
171 AddOption(p,dhcpCookie); 171 AddOption(p,dhcpCookie);
172 AddOption(p,dhcpRequestOption); 172 AddOption(p,dhcpDiscoverOption);
173 AddOption(p,dhcpEndOption); 173 AddOption(p,dhcpEndOption);
174 174
175 // Some servers insist on a minimum amount of "vendor" data 175 // Some servers insist on a minimum amount of "vendor" data
176 if (p < &b.bp_vend[BP_MIN_VEND_SIZE]) p = &b.bp_vend[BP_MIN_VEND_SIZE]; 176 if (p < &b.bp_vend[BP_MIN_VEND_SIZE]) p = &b.bp_vend[BP_MIN_VEND_SIZE];
177 txSize = p - (unsigned char*)&b; 177 txSize = p - (unsigned char*)&b;