Mercurial > hg > nginx
annotate src/core/ngx_crc32.h @ 9036:6cf8ed15fd00 quic
Set default listen socket type in http.
The type field was added in 7999d3fbb765 at early stages of QUIC implementation
and was not initialized for default listen. Missing initialization resulted in
default listen socket creation error.
author | Roman Arutyunyan <arut@nginx.com> |
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date | Tue, 01 Nov 2022 17:00:35 +0400 |
parents | d620f497c50f |
children |
rev | line source |
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790 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4412 | 4 * Copyright (C) Nginx, Inc. |
790 | 5 */ |
6 | |
7 | |
8 #ifndef _NGX_CRC32_H_INCLUDED_ | |
9 #define _NGX_CRC32_H_INCLUDED_ | |
10 | |
11 | |
12 #include <ngx_config.h> | |
13 #include <ngx_core.h> | |
14 | |
15 | |
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16 extern uint32_t *ngx_crc32_table_short; |
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17 extern uint32_t ngx_crc32_table256[]; |
790 | 18 |
19 | |
20 static ngx_inline uint32_t | |
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21 ngx_crc32_short(u_char *p, size_t len) |
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22 { |
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23 u_char c; |
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24 uint32_t crc; |
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25 |
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26 crc = 0xffffffff; |
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27 |
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28 while (len--) { |
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29 c = *p++; |
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30 crc = ngx_crc32_table_short[(crc ^ (c & 0xf)) & 0xf] ^ (crc >> 4); |
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31 crc = ngx_crc32_table_short[(crc ^ (c >> 4)) & 0xf] ^ (crc >> 4); |
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32 } |
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33 |
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34 return crc ^ 0xffffffff; |
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35 } |
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36 |
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37 |
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38 static ngx_inline uint32_t |
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39 ngx_crc32_long(u_char *p, size_t len) |
790 | 40 { |
41 uint32_t crc; | |
42 | |
43 crc = 0xffffffff; | |
44 | |
45 while (len--) { | |
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46 crc = ngx_crc32_table256[(crc ^ *p++) & 0xff] ^ (crc >> 8); |
790 | 47 } |
48 | |
49 return crc ^ 0xffffffff; | |
50 } | |
51 | |
52 | |
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53 #define ngx_crc32_init(crc) \ |
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54 crc = 0xffffffff |
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55 |
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56 |
1697 | 57 static ngx_inline void |
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58 ngx_crc32_update(uint32_t *crc, u_char *p, size_t len) |
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59 { |
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60 uint32_t c; |
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61 |
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62 c = *crc; |
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63 |
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64 while (len--) { |
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65 c = ngx_crc32_table256[(c ^ *p++) & 0xff] ^ (c >> 8); |
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66 } |
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67 |
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68 *crc = c; |
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69 } |
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70 |
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71 |
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72 #define ngx_crc32_final(crc) \ |
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73 crc ^= 0xffffffff |
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74 |
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75 |
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76 ngx_int_t ngx_crc32_table_init(void); |
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77 |
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78 |
790 | 79 #endif /* _NGX_CRC32_H_INCLUDED_ */ |