annotate src/core/ngx_palloc.h @ 563:9c2f3ed7a247 release-0.3.3

nginx-0.3.3-RELEASE import *) Change: the "bl" and "af" parameters of the "listen" directive was renamed to the "backlog" and "accept_filter". *) Feature: the "rcvbuf" and "sndbuf" parameters of the "listen" directive. *) Change: the "$msec" log parameter does not require now the additional the gettimeofday() system call. *) Feature: the -t switch now tests the "listen" directives. *) Bugfix: if the invalid address was specified in the "listen" directive, then after the -HUP signal nginx left an open socket in the CLOSED state. *) Bugfix: the mime type may be incorrectly set to default value for index file with variable in the name; the bug had appeared in 0.3.0. *) Feature: the "timer_resolution" directive. *) Feature: the millisecond "$upstream_response_time" log parameter. *) Bugfix: a temporary file with client request body now is removed just after the response header was transferred to a client. *) Bugfix: OpenSSL 0.9.6 compatibility. *) Bugfix: the SSL certificate and key file paths could not be relative. *) Bugfix: the "ssl_prefer_server_ciphers" directive did not work in the ngx_imap_ssl_module. *) Bugfix: the "ssl_protocols" directive allowed to specify the single protocol only.
author Igor Sysoev <igor@sysoev.ru>
date Wed, 19 Oct 2005 12:33:58 +0000
parents 9b8c906f6e63
children 326634fb9d47
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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7 #ifndef _NGX_PALLOC_H_INCLUDED_
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8 #define _NGX_PALLOC_H_INCLUDED_
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11 #include <ngx_config.h>
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12 #include <ngx_core.h>
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15 /*
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16 * NGX_MAX_ALLOC_FROM_POOL should be (ngx_page_size - 1), i.e. 4095 on x86.
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17 * On FreeBSD 5.x it allows to use the zero copy sending.
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18 * On Windows NT it decreases a number of locked pages in a kernel.
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19 */
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20 #define NGX_MAX_ALLOC_FROM_POOL (ngx_pagesize - 1)
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22 #define NGX_DEFAULT_POOL_SIZE (16 * 1024)
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25 typedef void (*ngx_pool_cleanup_pt)(void *data);
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27 typedef struct ngx_pool_cleanup_s ngx_pool_cleanup_t;
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29 struct ngx_pool_cleanup_s {
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30 ngx_pool_cleanup_pt handler;
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31 void *data;
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32 ngx_pool_cleanup_t *next;
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33 };
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36 typedef struct ngx_pool_large_s ngx_pool_large_t;
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38 struct ngx_pool_large_s {
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39 ngx_pool_large_t *next;
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40 void *alloc;
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41 };
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44 struct ngx_pool_s {
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45 u_char *last;
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46 u_char *end;
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47 ngx_chain_t *chain;
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48 ngx_pool_t *next;
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49 ngx_pool_large_t *large;
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50 ngx_pool_cleanup_t *cleanup;
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51 ngx_log_t *log;
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52 };
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55 typedef struct {
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56 ngx_fd_t fd;
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57 u_char *name;
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58 ngx_log_t *log;
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59 } ngx_pool_cleanup_file_t;
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63 void *ngx_alloc(size_t size, ngx_log_t *log);
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64 void *ngx_calloc(size_t size, ngx_log_t *log);
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66 ngx_pool_t *ngx_create_pool(size_t size, ngx_log_t *log);
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67 void ngx_destroy_pool(ngx_pool_t *pool);
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69 void *ngx_palloc(ngx_pool_t *pool, size_t size);
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70 void *ngx_pcalloc(ngx_pool_t *pool, size_t size);
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71 ngx_int_t ngx_pfree(ngx_pool_t *pool, void *p);
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74 ngx_pool_cleanup_t *ngx_pool_cleanup_add(ngx_pool_t *p, size_t size);
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75 void ngx_pool_cleanup_file(void *data);
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78 #endif /* _NGX_PALLOC_H_INCLUDED_ */