| 1 | /* |
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| 2 | * Copyright (C) 1996-2015 The Squid Software Foundation and contributors |
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| 3 | * |
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| 4 | * Squid software is distributed under GPLv2+ license and includes |
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| 5 | * contributions from numerous individuals and organizations. |
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| 6 | * Please see the COPYING and CONTRIBUTORS files for details. |
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| 7 | */ |
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| 8 | |
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| 9 | #ifndef SQUID_SRC_LOGTAGS_H |
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| 10 | #define SQUID_SRC_LOGTAGS_H |
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| 11 | |
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| 12 | /** Squid transaction result code/tag set. |
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| 13 | * |
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| 14 | * These codes indicate how the request was received |
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| 15 | * and some details about its processing pathway. |
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| 16 | * |
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| 17 | * see also http://wiki.squid-cache.org/SquidFaq/SquidLogs#Squid_result_codes |
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| 18 | * for details on particular components. |
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| 19 | */ |
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| 20 | typedef enum { |
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| 21 | LOG_TAG_NONE = 0, |
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| 22 | LOG_TCP_HIT, |
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| 23 | LOG_TCP_MISS, |
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| 24 | LOG_TCP_REFRESH_UNMODIFIED, // refresh from origin revalidated existing entry |
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| 25 | LOG_TCP_REFRESH_FAIL_OLD, // refresh from origin failed, stale reply sent |
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| 26 | LOG_TCP_REFRESH_FAIL_ERR, // refresh from origin failed, error forwarded |
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| 27 | LOG_TCP_REFRESH_MODIFIED, // refresh from origin replaced existing entry |
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| 28 | LOG_TCP_CLIENT_REFRESH_MISS, |
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| 29 | LOG_TCP_IMS_HIT, |
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| 30 | LOG_TCP_SWAPFAIL_MISS, |
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| 31 | LOG_TCP_NEGATIVE_HIT, |
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| 32 | LOG_TCP_MEM_HIT, |
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| 33 | LOG_TCP_DENIED, |
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| 34 | LOG_TCP_DENIED_REPLY, |
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| 35 | LOG_TCP_OFFLINE_HIT, |
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| 36 | LOG_TCP_REDIRECT, |
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| 37 | LOG_TCP_TUNNEL, // a binary tunnel was established for this transaction |
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| 38 | LOG_UDP_HIT, |
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| 39 | LOG_UDP_MISS, |
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| 40 | LOG_UDP_DENIED, |
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| 41 | LOG_UDP_INVALID, |
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| 42 | LOG_UDP_MISS_NOFETCH, |
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| 43 | LOG_ICP_QUERY, |
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| 44 | LOG_TYPE_MAX |
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| 45 | } LogTags; |
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| 46 | |
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| 47 | /// list of string representations for LogTags |
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| 48 | extern const char *LogTags_str[]; |
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| 49 | |
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| 50 | /// determine if the log tag code indicates a cache HIT |
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| 51 | inline bool logTypeIsATcpHit(LogTags code) |
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| 52 | { |
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| 53 | return |
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| 54 | (code == LOG_TCP_HIT) || |
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| 55 | (code == LOG_TCP_IMS_HIT) || |
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| 56 | (code == LOG_TCP_REFRESH_FAIL_OLD) || |
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| 57 | (code == LOG_TCP_REFRESH_UNMODIFIED) || |
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| 58 | (code == LOG_TCP_NEGATIVE_HIT) || |
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| 59 | (code == LOG_TCP_MEM_HIT) || |
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| 60 | (code == LOG_TCP_OFFLINE_HIT); |
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| 61 | } |
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| 62 | |
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| 63 | /// iterator for LogTags enumeration |
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| 64 | inline LogTags &operator++ (LogTags &aLogType) |
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| 65 | { |
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| 66 | int tmp = (int)aLogType; |
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| 67 | aLogType = (LogTags)(++tmp); |
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| 68 | return aLogType; |
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| 69 | } |
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| 70 | |
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| 71 | #endif |
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| 72 | |
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