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Commit | Line | Data |
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846e33c7 | 1 | /* |
33388b44 | 2 | * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. |
258f8721 | 3 | * |
2c18d164 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
846e33c7 RS |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
258f8721 | 8 | */ |
44cc35d3 MC |
9 | |
10 | /***************************************************************************** | |
11 | * * | |
12 | * The following macros/functions are PRIVATE to the record layer. They * | |
13 | * should NOT be used outside of the record layer. * | |
14 | * * | |
15 | *****************************************************************************/ | |
16 | ||
af58be76 MC |
17 | #define MAX_WARN_ALERT_COUNT 5 |
18 | ||
44cc35d3 MC |
19 | /* Functions/macros provided by the RECORD_LAYER component */ |
20 | ||
94777c9c | 21 | #define RECORD_LAYER_get_rrec(rl) ((rl)->rrec) |
44cc35d3 MC |
22 | #define RECORD_LAYER_set_packet(rl, p) ((rl)->packet = (p)) |
23 | #define RECORD_LAYER_reset_packet_length(rl) ((rl)->packet_length = 0) | |
24 | #define RECORD_LAYER_get_rstate(rl) ((rl)->rstate) | |
25 | #define RECORD_LAYER_set_rstate(rl, st) ((rl)->rstate = (st)) | |
26 | #define RECORD_LAYER_get_read_sequence(rl) ((rl)->read_sequence) | |
27 | #define RECORD_LAYER_get_write_sequence(rl) ((rl)->write_sequence) | |
94777c9c MC |
28 | #define RECORD_LAYER_get_numrpipes(rl) ((rl)->numrpipes) |
29 | #define RECORD_LAYER_set_numrpipes(rl, n) ((rl)->numrpipes = (n)) | |
255cfeac MC |
30 | #define RECORD_LAYER_inc_empty_record_count(rl) ((rl)->empty_record_count++) |
31 | #define RECORD_LAYER_reset_empty_record_count(rl) \ | |
32 | ((rl)->empty_record_count = 0) | |
33 | #define RECORD_LAYER_get_empty_record_count(rl) ((rl)->empty_record_count) | |
44efb88a | 34 | #define RECORD_LAYER_is_first_record(rl) ((rl)->is_first_record) |
78fcddbb MC |
35 | #define RECORD_LAYER_set_first_record(rl) ((rl)->is_first_record = 1) |
36 | #define RECORD_LAYER_clear_first_record(rl) ((rl)->is_first_record = 0) | |
44cc35d3 MC |
37 | #define DTLS_RECORD_LAYER_get_r_epoch(rl) ((rl)->d->r_epoch) |
38 | ||
38b051a1 | 39 | DTLS1_BITMAP *dtls1_get_bitmap(SSL_CONNECTION *s, SSL3_RECORD *rr, |
a230b26e | 40 | unsigned int *is_next_epoch); |
38b051a1 TM |
41 | int dtls1_process_buffered_records(SSL_CONNECTION *s); |
42 | int dtls1_retrieve_buffered_record(SSL_CONNECTION *s, record_pqueue *queue); | |
43 | int dtls1_buffer_record(SSL_CONNECTION *s, record_pqueue *q, | |
44 | unsigned char *priority); | |
44cc35d3 MC |
45 | void ssl3_record_sequence_update(unsigned char *seq); |
46 | ||
47 | /* Functions provided by the DTLS1_BITMAP component */ | |
48 | ||
38b051a1 TM |
49 | int dtls1_record_replay_check(SSL_CONNECTION *s, DTLS1_BITMAP *bitmap); |
50 | void dtls1_record_bitmap_update(SSL_CONNECTION *s, DTLS1_BITMAP *bitmap); | |
44cc35d3 | 51 | |
44cc35d3 MC |
52 | /* Macros/functions provided by the SSL3_BUFFER component */ |
53 | ||
54 | #define SSL3_BUFFER_get_buf(b) ((b)->buf) | |
55 | #define SSL3_BUFFER_set_buf(b, n) ((b)->buf = (n)) | |
56 | #define SSL3_BUFFER_get_len(b) ((b)->len) | |
57 | #define SSL3_BUFFER_set_len(b, l) ((b)->len = (l)) | |
58 | #define SSL3_BUFFER_get_left(b) ((b)->left) | |
747e1639 | 59 | #define SSL3_BUFFER_set_left(b, l) ((b)->left = (l)) |
eda75751 | 60 | #define SSL3_BUFFER_sub_left(b, l) ((b)->left -= (l)) |
747e1639 MC |
61 | #define SSL3_BUFFER_get_offset(b) ((b)->offset) |
62 | #define SSL3_BUFFER_set_offset(b, o) ((b)->offset = (o)) | |
63 | #define SSL3_BUFFER_add_offset(b, o) ((b)->offset += (o)) | |
44cc35d3 | 64 | #define SSL3_BUFFER_is_initialised(b) ((b)->buf != NULL) |
dad78fb1 | 65 | #define SSL3_BUFFER_set_default_len(b, l) ((b)->default_len = (l)) |
074a6e86 JB |
66 | #define SSL3_BUFFER_set_app_buffer(b, l) ((b)->app_buffer = (l)) |
67 | #define SSL3_BUFFER_is_app_buffer(b) ((b)->app_buffer) | |
44cc35d3 | 68 | |
6b41b3f5 | 69 | void SSL3_BUFFER_clear(SSL3_BUFFER *b); |
eda75751 | 70 | void SSL3_BUFFER_set_data(SSL3_BUFFER *b, const unsigned char *d, size_t n); |
44cc35d3 | 71 | void SSL3_BUFFER_release(SSL3_BUFFER *b); |
38b051a1 TM |
72 | __owur int ssl3_setup_read_buffer(SSL_CONNECTION *s); |
73 | __owur int ssl3_setup_write_buffer(SSL_CONNECTION *s, size_t numwpipes, | |
74 | size_t len); | |
75 | int ssl3_release_read_buffer(SSL_CONNECTION *s); | |
76 | int ssl3_release_write_buffer(SSL_CONNECTION *s); | |
44cc35d3 MC |
77 | |
78 | /* Macros/functions provided by the SSL3_RECORD component */ | |
258f8721 MC |
79 | |
80 | #define SSL3_RECORD_get_type(r) ((r)->type) | |
747e1639 | 81 | #define SSL3_RECORD_set_type(r, t) ((r)->type = (t)) |
3295d242 | 82 | #define SSL3_RECORD_set_rec_version(r, v) ((r)->rec_version = (v)) |
258f8721 | 83 | #define SSL3_RECORD_get_length(r) ((r)->length) |
747e1639 MC |
84 | #define SSL3_RECORD_set_length(r, l) ((r)->length = (l)) |
85 | #define SSL3_RECORD_add_length(r, l) ((r)->length += (l)) | |
753be41d | 86 | #define SSL3_RECORD_sub_length(r, l) ((r)->length -= (l)) |
258f8721 | 87 | #define SSL3_RECORD_get_data(r) ((r)->data) |
747e1639 MC |
88 | #define SSL3_RECORD_set_data(r, d) ((r)->data = (d)) |
89 | #define SSL3_RECORD_get_input(r) ((r)->input) | |
90 | #define SSL3_RECORD_set_input(r, i) ((r)->input = (i)) | |
91 | #define SSL3_RECORD_reset_input(r) ((r)->input = (r)->data) | |
50ec7505 | 92 | #define SSL3_RECORD_reset_data(r) ((r)->data = (r)->input) |
258f8721 | 93 | #define SSL3_RECORD_get_seq_num(r) ((r)->seq_num) |
747e1639 MC |
94 | #define SSL3_RECORD_get_off(r) ((r)->off) |
95 | #define SSL3_RECORD_set_off(r, o) ((r)->off = (o)) | |
96 | #define SSL3_RECORD_add_off(r, o) ((r)->off += (o)) | |
97 | #define SSL3_RECORD_get_epoch(r) ((r)->epoch) | |
32ec4153 MC |
98 | #define SSL3_RECORD_is_sslv2_record(r) \ |
99 | ((r)->rec_version == SSL2_VERSION) | |
255cfeac MC |
100 | #define SSL3_RECORD_is_read(r) ((r)->read) |
101 | #define SSL3_RECORD_set_read(r) ((r)->read = 1) | |
258f8721 | 102 | |
5607b275 MC |
103 | void SSL3_RECORD_clear(SSL3_RECORD *r, size_t); |
104 | void SSL3_RECORD_release(SSL3_RECORD *r, size_t num_recs); | |
258f8721 | 105 | void SSL3_RECORD_set_seq_num(SSL3_RECORD *r, const unsigned char *seq_num); |
38b051a1 TM |
106 | int ssl3_get_record(SSL_CONNECTION *s); |
107 | __owur int ssl3_do_compress(SSL_CONNECTION *ssl, SSL3_RECORD *wr); | |
108 | __owur int ssl3_do_uncompress(SSL_CONNECTION *ssl, SSL3_RECORD *rr); | |
f0237a6c MC |
109 | __owur int ssl3_cbc_remove_padding_and_mac(size_t *reclen, |
110 | size_t origreclen, | |
111 | unsigned char *recdata, | |
ec27e619 MC |
112 | unsigned char **mac, |
113 | int *alloced, | |
f0237a6c | 114 | size_t block_size, size_t mac_size, |
b4250010 | 115 | OSSL_LIB_CTX *libctx); |
f0237a6c MC |
116 | __owur int tls1_cbc_remove_padding_and_mac(size_t *reclen, |
117 | size_t origreclen, | |
118 | unsigned char *recdata, | |
ec27e619 MC |
119 | unsigned char **mac, |
120 | int *alloced, | |
f0237a6c MC |
121 | size_t block_size, size_t mac_size, |
122 | int aead, | |
b4250010 | 123 | OSSL_LIB_CTX *libctx); |
38b051a1 TM |
124 | int dtls1_process_record(SSL_CONNECTION *s, DTLS1_BITMAP *bitmap); |
125 | __owur int dtls1_get_record(SSL_CONNECTION *s); | |
126 | int ossl_early_data_count_ok(SSL_CONNECTION *s, size_t length, | |
127 | size_t overhead, int send); |