annotate src/core/ngx_proxy_protocol.h @ 9274:46ecad404a29 default tip

Mail: reset imap tag to empty after authentication attempt. We need to reset the imap tag to empty after an authentication attempt completes, otherwise if the next line parsed is incomplete with no tag (e.g. empty line) then we use the "tag" from the previous buffer which is now definitely wrong and has been partially overwritten with the most recently read data (e.g. CRLF). An example before this patch: S: * OK IMAP4 ready C: foobar login a b S: foobar NO Incorrect username or password. C: S: S: obar BAD invalid command Then with this patch: S: * OK IMAP4 ready C: foobar login a b S: foobar NO Incorrect username or password. C: S: * BAD invalid command
author Rob Mueller <robm@fastmailteam.com>
date Wed, 15 May 2024 10:06:00 +0300
parents 17d6a537fb1b
children
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1
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2 /*
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3 * Copyright (C) Roman Arutyunyan
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4 * Copyright (C) Nginx, Inc.
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5 */
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8 #ifndef _NGX_PROXY_PROTOCOL_H_INCLUDED_
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9 #define _NGX_PROXY_PROTOCOL_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 #define NGX_PROXY_PROTOCOL_V1_MAX_HEADER 107
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17 #define NGX_PROXY_PROTOCOL_MAX_HEADER 4096
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20 struct ngx_proxy_protocol_s {
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21 ngx_str_t src_addr;
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22 ngx_str_t dst_addr;
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23 in_port_t src_port;
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24 in_port_t dst_port;
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25 ngx_str_t tlvs;
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26 };
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29 u_char *ngx_proxy_protocol_read(ngx_connection_t *c, u_char *buf,
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30 u_char *last);
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31 u_char *ngx_proxy_protocol_write(ngx_connection_t *c, u_char *buf,
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32 u_char *last);
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33 ngx_int_t ngx_proxy_protocol_get_tlv(ngx_connection_t *c, ngx_str_t *name,
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34 ngx_str_t *value);
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37 #endif /* _NGX_PROXY_PROTOCOL_H_INCLUDED_ */