annotate src/os/unix/ngx_shmem.h @ 7690:8253424d1aff

Added size check to ngx_http_alloc_large_header_buffer(). This ensures that copying won't write more than the buffer size even if the buffer comes from hc->free and it is smaller than the large client header buffer size in the virtual host configuration. This might happen if size of large client header buffers is different in name-based virtual hosts, similarly to the problem with number of buffers fixed in 6926:e662cbf1b932.
author Maxim Dounin <mdounin@mdounin.ru>
date Thu, 06 Aug 2020 05:02:22 +0300
parents d620f497c50f
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_SHMEM_H_INCLUDED_
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9 #define _NGX_SHMEM_H_INCLUDED_
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12 #include <ngx_config.h>
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13 #include <ngx_core.h>
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16 typedef struct {
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17 u_char *addr;
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18 size_t size;
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19 ngx_str_t name;
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20 ngx_log_t *log;
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21 ngx_uint_t exists; /* unsigned exists:1; */
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22 } ngx_shm_t;
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25 ngx_int_t ngx_shm_alloc(ngx_shm_t *shm);
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26 void ngx_shm_free(ngx_shm_t *shm);
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29 #endif /* _NGX_SHMEM_H_INCLUDED_ */