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	Process shared mutex seems not supported on some OSs (FreeBSD). This patch checks errors on mutex lock init to fallback on a private session cache (per process cache) in error cases.
		
			
				
	
	
		
			52 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * shctx.h - shared context management functions for SSL
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 *
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 * Copyright (C) 2011-2012 EXCELIANCE
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 *
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 * Author: Emeric Brun - emeric@exceliance.fr
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version
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 * 2 of the License, or (at your option) any later version.
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 */
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#ifndef SHCTX_H
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#define SHCTX_H
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#include <openssl/ssl.h>
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#include <stdint.h>
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#ifndef SHSESS_BLOCK_MIN_SIZE
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#define SHSESS_BLOCK_MIN_SIZE 128
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#endif
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#ifndef SHSESS_MAX_DATA_LEN
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#define SHSESS_MAX_DATA_LEN 4096
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#endif
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#ifndef SHCTX_APPNAME
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#define SHCTX_APPNAME "haproxy"
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#endif
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#define SHCTX_E_ALLOC_CACHE -1
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#define SHCTX_E_INIT_LOCK   -2
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/* Allocate shared memory context.
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 * <size> is the number of allocated blocks into cache (default 128 bytes)
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 * A block is large enough to contain a classic session (without client cert)
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 * If <size> is set less or equal to 0, ssl cache is disabled.
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 * Set <use_shared_memory> to 1 to use a mapped shared memory instead
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 * of private. (ignored if compiled with USE_PRIVATE_CACHE=1).
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 * Returns: -1 on alloc failure, <size> if it performs context alloc,
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 * and 0 if cache is already allocated.
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 */
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int shared_context_init(int size, int use_shared_memory);
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/* Set shared cache callbacks on an ssl context.
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 * Set session cache mode to server and disable openssl internal cache.
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 * Shared context MUST be firstly initialized */
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void shared_context_set_cache(SSL_CTX *ctx);
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#endif /* SHCTX_H */
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