HttpHeader.cc File Reference

#include "squid.h"
#include "base/Assure.h"
#include "base/CharacterSet.h"
#include "base/EnumIterator.h"
#include "base/Raw.h"
#include "base64.h"
#include "globals.h"
#include "http/ContentLengthInterpreter.h"
#include "HttpHdrCc.h"
#include "HttpHdrContRange.h"
#include "HttpHdrScTarget.h"
#include "HttpHeader.h"
#include "HttpHeaderFieldStat.h"
#include "HttpHeaderStat.h"
#include "HttpHeaderTools.h"
#include "MemBuf.h"
#include "mgr/Registration.h"
#include "mime_header.h"
#include "sbuf/Stream.h"
#include "sbuf/StringConvert.h"
#include "SquidConfig.h"
#include "StatHist.h"
#include "Store.h"
#include "StrList.h"
#include "time/gadgets.h"
#include "TimeOrTag.h"
#include "util.h"
#include <algorithm>
#include <array>

Include dependency graph for HttpHeader.cc:

Go to the source code of this file.

Macros
#define	SHORT_PREFIX_SIZE   512

Functions
std::vector< HttpHeaderFieldStat >	headerStatsTable (Http::HdrType::enumEnd_)
static void	httpHeaderNoteParsedEntry (Http::HdrType id, String const &value, bool error)
static void	httpHeaderStatDump (const HttpHeaderStat *hs, StoreEntry *e)
static void	httpHeaderStoreReport (StoreEntry *e)
static void	httpHeaderRegisterWithCacheManager (void)
static void	httpHeaderMaskInit (HttpHeaderMask *mask, int value)
static const char *	getStringPrefix (const char *str, size_t sz)
void	httpHeaderInitModule (void)
int	httpHeaderParseQuotedString (const char *start, const int len, String *val)
SBuf	httpHeaderQuoteString (const char *raw)
	quotes string using RFC 7230 quoted-string rules More...
static void	httpHeaderFieldStatDumper (StoreEntry *sentry, int, double val, double, int count)
static void	httpHeaderFldsPerHdrDumper (StoreEntry *sentry, int idx, double val, double, int count)

Variables
static HttpHeaderMask	RequestHeadersMask
static HttpHeaderMask	ReplyHeadersMask
static std::array< HttpHeaderStat, hoEnd >	HttpHeaderStats
static int	HeaderEntryParsedCount = 0
const HttpHeaderStat *	dump_stat = nullptr

Macro Definition Documentation

SHORT_PREFIX_SIZE

#define SHORT_PREFIX_SIZE   512

Function Documentation

getStringPrefix()

static const char* getStringPrefix ( const char *  str, size_t  sz  )

static

handy to printf prefixes of potentially very long buffers

Definition at line 129 of file HttpHeader.cc.

References LOCAL_ARRAY, SHORT_PREFIX_SIZE, and xstrncpy().

Referenced by HttpHeaderEntry::parse(), and HttpHeader::parse().

headerStatsTable()

std::vector<HttpHeaderFieldStat> headerStatsTable

(

Http::HdrType::enumEnd_

)

Referenced by HttpHeader::addEntry(), HttpHeaderEntry::HttpHeaderEntry(), httpHeaderNoteParsedEntry(), httpHeaderStoreReport(), HttpHeaderEntry::parse(), and HttpHeaderEntry::~HttpHeaderEntry().

httpHeaderFieldStatDumper()

static void httpHeaderFieldStatDumper ( StoreEntry *  sentry, int  , double  val, double  , int  count  )

static

Definition at line 1697 of file HttpHeader.cc.

References Http::any_valid_header(), HttpHeaderStat::busyDestroyedCount, CBIT_TEST, dump_stat, Http::HeaderLookupTable, Http::HeaderLookupTable_t::lookup(), Http::HeaderTableRecord::name, HttpHeaderStat::owner_mask, storeAppendPrintf(), and xdiv().

Referenced by httpHeaderStatDump().

httpHeaderFldsPerHdrDumper()

static void httpHeaderFldsPerHdrDumper ( StoreEntry *  sentry, int  idx, double  val, double  , int  count  )

static

Definition at line 1714 of file HttpHeader.cc.

References HttpHeaderStat::destroyedCount, dump_stat, storeAppendPrintf(), and xpercent().

Referenced by httpHeaderStatDump().

httpHeaderInitModule()

void httpHeaderInitModule

(

void

)

Definition at line 138 of file HttpHeader.cc.

References assert, CBIT_SET, Http::enumEnd_, Http::HeaderLookupTable, hoEnd, httpHdrScInitModule(), httpHeaderRegisterWithCacheManager(), HttpHeaderStats, ReplyHeadersMask, and RequestHeadersMask.

Referenced by TestUfs::commonInit(), and mainInitialize().

httpHeaderMaskInit()

static void httpHeaderMaskInit ( HttpHeaderMask *  mask, int  value  )

static

Definition at line 122 of file HttpHeader.cc.

Referenced by HttpHeader::clean(), HttpHeader::delByName(), HttpHeader::HttpHeader(), and HttpHeader::refreshMask().

httpHeaderNoteParsedEntry()

static void httpHeaderNoteParsedEntry ( Http::HdrType  id, String const &  value, bool  error  )

static

Definition at line 1676 of file HttpHeader.cc.

References Http::BAD_HDR, debugs, error(), Http::HeaderLookupTable, and headerStatsTable().

Referenced by HttpHeader::getCc(), HttpHeader::getContRange(), HttpHeaderEntry::getInt(), HttpHeaderEntry::getInt64(), HttpHeader::getLastStr(), HttpHeader::getRange(), HttpHeader::getSc(), HttpHeader::getStr(), and HttpHeader::getTime().

httpHeaderParseQuotedString()

int httpHeaderParseQuotedString	(	const char *	start,
		const int	len,
		String *	val
	)

Parses a quoted-string field (RFC 2616 section 2.2), complains if something went wrong, returns non-zero on success. Un-escapes quoted-pair characters found within the string. start should point at the first double-quote.

Definition at line 167 of file HttpHeader.cc.

References String::append(), String::assign(), String::clean(), debugs, and String::termedBuf().

Referenced by HttpHdrSc::parse(), HttpHdrCc::parse(), Ftp::PrintReply(), and Http::SlowlyParseQuotedString().

httpHeaderQuoteString()

SBuf httpHeaderQuoteString

(

const char *

raw

)

Definition at line 237 of file HttpHeader.cc.

References SBuf::append(), and assert.

Referenced by Ftp::Relay::createHttpReply().

httpHeaderRegisterWithCacheManager()

static void httpHeaderRegisterWithCacheManager ( void  )

static

Definition at line 114 of file HttpHeader.cc.

References httpHeaderStoreReport(), and Mgr::RegisterAction().

Referenced by httpHeaderInitModule().

httpHeaderStatDump()

static void httpHeaderStatDump ( const HttpHeaderStat *  hs, StoreEntry *  e  )

static

Definition at line 1723 of file HttpHeader.cc.

References assert, HttpHeaderStat::ccTypeDistr, StatHist::dump(), dump_stat, HttpHeaderStat::fieldTypeDistr, HttpHeaderStat::hdrUCountDistr, httpHdrCcStatDumper(), httpHdrScStatDumper(), httpHeaderFieldStatDumper(), httpHeaderFldsPerHdrDumper(), HttpHeaderStat::label, HttpHeaderStat::owner_mask, HttpHeaderStat::scTypeDistr, and storeAppendPrintf().

Referenced by httpHeaderStoreReport().

httpHeaderStoreReport()

void httpHeaderStoreReport ( StoreEntry *  e )

static

store report about current header usage and other stats

Definition at line 1754 of file HttpHeader.cc.

References assert, HeaderEntryParsedCount, Http::HeaderLookupTable, headerStatsTable(), hoReply, hoRequest, httpHeaderStatDump(), HttpHeaderStats, storeAppendPrintf(), and xpercent().

Referenced by httpHeaderRegisterWithCacheManager().

Variable Documentation

dump_stat

const HttpHeaderStat * dump_stat = nullptr

Definition at line 1694 of file HttpHeader.cc.

Referenced by httpHdrCcStatDumper(), httpHdrScStatDumper(), httpHdrScTargetStatDumper(), httpHeaderFieldStatDumper(), httpHeaderFldsPerHdrDumper(), and httpHeaderStatDump().

HeaderEntryParsedCount

int HeaderEntryParsedCount = 0

static

Definition at line 94 of file HttpHeader.cc.

Referenced by httpHeaderStoreReport(), and HttpHeaderEntry::parse().

HttpHeaderStats

std::array<HttpHeaderStat, hoEnd> HttpHeaderStats

static

Initial value:

= {{
        HttpHeaderStat( "all", nullptr),
 
        HttpHeaderStat( "HTCP reply", &ReplyHeadersMask),
 
        HttpHeaderStat( "request", &RequestHeadersMask),
        HttpHeaderStat( "reply", &ReplyHeadersMask)
 
        , HttpHeaderStat( "error detail templates", nullptr)
 
        
    }
}

Definition at line 80 of file HttpHeader.cc.

Referenced by HttpHeader::clean(), HttpHeader::getCc(), HttpHeader::getSc(), httpHeaderInitModule(), httpHeaderStoreReport(), and HttpHeader::parse().

ReplyHeadersMask

HttpHeaderMask ReplyHeadersMask

static

Definition at line 76 of file HttpHeader.cc.

Referenced by httpHeaderInitModule().

RequestHeadersMask

HttpHeaderMask RequestHeadersMask

static

Definition at line 73 of file HttpHeader.cc.

Referenced by httpHeaderInitModule().