| options.c (7483d45f0aee3afc0646d185cabd4af9f6cab58c) | options.c (2c53040f018b6c36a46eec75b9b937aaa5f78e6d) |
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| 1/* 2 * net/dccp/options.c 3 * 4 * An implementation of the DCCP protocol 5 * Copyright (c) 2005 Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org> 6 * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net> 7 * Copyright (c) 2005 Ian McDonald <ian.mcdonald@jandi.co.nz> 8 * --- 513 unchanged lines hidden (view full) --- 522 523/** 524 * dccp_insert_fn_opt - Insert single Feature-Negotiation option into @skb 525 * @type: %DCCPO_CHANGE_L, %DCCPO_CHANGE_R, %DCCPO_CONFIRM_L, %DCCPO_CONFIRM_R 526 * @feat: one out of %dccp_feature_numbers 527 * @val: NN value or SP array (preferred element first) to copy 528 * @len: true length of @val in bytes (excluding first element repetition) 529 * @repeat_first: whether to copy the first element of @val twice | 1/* 2 * net/dccp/options.c 3 * 4 * An implementation of the DCCP protocol 5 * Copyright (c) 2005 Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org> 6 * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net> 7 * Copyright (c) 2005 Ian McDonald <ian.mcdonald@jandi.co.nz> 8 * --- 513 unchanged lines hidden (view full) --- 522 523/** 524 * dccp_insert_fn_opt - Insert single Feature-Negotiation option into @skb 525 * @type: %DCCPO_CHANGE_L, %DCCPO_CHANGE_R, %DCCPO_CONFIRM_L, %DCCPO_CONFIRM_R 526 * @feat: one out of %dccp_feature_numbers 527 * @val: NN value or SP array (preferred element first) to copy 528 * @len: true length of @val in bytes (excluding first element repetition) 529 * @repeat_first: whether to copy the first element of @val twice |
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| 530 * The last argument is used to construct Confirm options, where the preferred 531 * value and the preference list appear separately (RFC 4340, 6.3.1). Preference 532 * lists are kept such that the preferred entry is always first, so we only need 533 * to copy twice, and avoid the overhead of cloning into a bigger array. 534 */ 535int dccp_insert_fn_opt(struct sk_buff *skb, u8 type, u8 feat, 536 u8 *val, u8 len, bool repeat_first) 537{ --- 103 unchanged lines hidden --- | 531 * The last argument is used to construct Confirm options, where the preferred 532 * value and the preference list appear separately (RFC 4340, 6.3.1). Preference 533 * lists are kept such that the preferred entry is always first, so we only need 534 * to copy twice, and avoid the overhead of cloning into a bigger array. 535 */ 536int dccp_insert_fn_opt(struct sk_buff *skb, u8 type, u8 feat, 537 u8 *val, u8 len, bool repeat_first) 538{ --- 103 unchanged lines hidden --- |