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| Rev 4722 | Rev 4728 | ||
|---|---|---|---|
| Line 59... | Line 59... | ||
| 59 | } |
59 | } |
| 60 | data = ( uint8_t * ) packet_prefix( packet, sizeof( ip_header_t ) + padding ); |
60 | data = ( uint8_t * ) packet_prefix( packet, sizeof( ip_header_t ) + padding ); |
| 61 | if( ! data ) return ENOMEM; |
61 | if( ! data ) return ENOMEM; |
| 62 | while( padding -- ) data[ sizeof( ip_header_t ) + padding ] = IPOPT_NOOP; |
62 | while( padding -- ) data[ sizeof( ip_header_t ) + padding ] = IPOPT_NOOP; |
| 63 | header = ( ip_header_ref ) data; |
63 | header = ( ip_header_ref ) data; |
| 64 | header->ihl = ( uint8_t ) ( sizeof( ip_header_t ) + ipopt_length ) / 4; |
64 | header->header_length = IP_COMPUTE_HEADER_LENGTH( sizeof( ip_header_t ) + ipopt_length ); |
| 65 | header->ttl = ttl ? (( ttl <= MAXTTL ) ? ttl : MAXTTL ) : IPDEFTTL; |
65 | header->ttl = ttl ? (( ttl <= MAXTTL ) ? ttl : MAXTTL ) : IPDEFTTL; |
| 66 | header->tos = tos; |
66 | header->tos = tos; |
| 67 | header->protocol = protocol; |
67 | header->protocol = protocol; |
| 68 | if( dont_fragment ) header->flags = IPFLAG_DONT_FRAGMENT; |
68 | if( dont_fragment ) header->flags = IPFLAG_DONT_FRAGMENT; |
| 69 | return EOK; |
69 | return EOK; |
| Line 80... | Line 80... | ||
| 80 | if( protocol ) * protocol = header->protocol; |
80 | if( protocol ) * protocol = header->protocol; |
| 81 | if( ttl ) * ttl = header->ttl; |
81 | if( ttl ) * ttl = header->ttl; |
| 82 | if( tos ) * tos = header->tos; |
82 | if( tos ) * tos = header->tos; |
| 83 | if( dont_fragment ) * dont_fragment = header->flags & IPFLAG_DONT_FRAGMENT; |
83 | if( dont_fragment ) * dont_fragment = header->flags & IPFLAG_DONT_FRAGMENT; |
| 84 | if( ipopt_length ){ |
84 | if( ipopt_length ){ |
| 85 | * ipopt_length = header->ihl * 4 - sizeof( ip_header_t ); |
85 | * ipopt_length = IP_HEADER_LENGTH( header ) - sizeof( ip_header_t ); |
| 86 | return sizeof( ip_header_t ); |
86 | return sizeof( ip_header_t ); |
| 87 | }else{ |
87 | }else{ |
| 88 | return header->ihl * 4; |
88 | return IP_HEADER_LENGTH( header ); |
| 89 | } |
89 | } |
| 90 | } |
90 | } |
| 91 | 91 | ||
| 92 | size_t ip_client_header_length( packet_t packet ){ |
92 | size_t ip_client_header_length( packet_t packet ){ |
| 93 | ip_header_ref header; |
93 | ip_header_ref header; |
| Line 95... | Line 95... | ||
| 95 | header = ( ip_header_ref ) packet_get_data( packet ); |
95 | header = ( ip_header_ref ) packet_get_data( packet ); |
| 96 | if(( ! header ) |
96 | if(( ! header ) |
| 97 | || ( packet_get_data_length( packet ) < sizeof( ip_header_t ))){ |
97 | || ( packet_get_data_length( packet ) < sizeof( ip_header_t ))){ |
| 98 | return 0; |
98 | return 0; |
| 99 | } |
99 | } |
| 100 | return header->ihl * 4u; |
100 | return IP_HEADER_LENGTH( header ); |
| 101 | } |
101 | } |
| 102 | 102 | ||
| 103 | int ip_client_set_pseudo_header_data_length( ip_pseudo_header_ref header, size_t headerlen, size_t data_length ){ |
103 | int ip_client_set_pseudo_header_data_length( ip_pseudo_header_ref header, size_t headerlen, size_t data_length ){ |
| 104 | ipv4_pseudo_header_ref header_in; |
104 | ipv4_pseudo_header_ref header_in; |
| 105 | 105 | ||