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WvResolver Class Reference

#include <wvresolver.h>

List of all members.

Public Methods
	WvResolver ()
	~WvResolver ()
int	findaddr (int msec_timeout, const WvString &name, WvIPAddr const **addr, WvIPAddrList *addrlist=NULL)
int	findname (int msec_timeout, WvIPAddr *ipaddr, char **name)
void	clearhost (const WvString &hostname)
bool	pre_select (const WvString &hostname, WvStream::SelectInfo &si)
	WvResolver ()
	~WvResolver ()
int	findaddr (int msec_timeout, const WvString &name, WvIPAddr const **addr, WvIPAddrList *addrlist=NULL)
int	findname (int msec_timeout, WvIPAddr *ipaddr, char **name)
void	clearhost (const WvString &hostname)
bool	pre_select (const WvString &hostname, WvStream::SelectInfo &si)
Static Private Attributes
int	numresolvers = 0
WvResolverHostDict *	hostmap = NULL
WvResolverAddrDict *	addrmap = NULL
WvResolverHostDict *	hostmap
WvResolverAddrDict *	addrmap

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Detailed Description

ASynchronous DNS resolver functions, so that we can do non-blocking lookups

Definition at line 22 of file include/wvresolver.h.

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Constructor & Destructor Documentation

WvResolver::WvResolver (    )

Definition at line 104 of file wvresolver.cc. References addrmap, hostmap, and numresolvers.

WvResolver::~WvResolver (    )

Definition at line 114 of file wvresolver.cc. References addrmap, hostmap, and numresolvers.

WvResolver::WvResolver (    )

WvResolver::~WvResolver (    )

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Member Function Documentation

void WvResolver::clearhost (  const WvString &    hostname )

void WvResolver::clearhost (  const WvString &    hostname )

Definition at line 265 of file wvresolver.cc.

int WvResolver::findaddr (  int    msec_timeout, const WvString &    name, WvIPAddr const **    addr, WvIPAddrList *    addrlist = NULL )

Return -1 on timeout, or the number of addresses found, which may be 0 if the address does not exist. addrlist, if present, has to be an initialized list.

int WvResolver::findaddr (  int    msec_timeout, const WvString &    name, WvIPAddr const **    addr, WvIPAddrList *    addrlist = NULL )

Return -1 on timeout, or the number of addresses found, which may be 0 if the address does not exist. addrlist, if present, has to be an initialized list. Definition at line 129 of file wvresolver.cc. References WvResolverHost::addr, WvResolverHost::addrlist, WvList< WvIPAddr >::append(), WvResolverHost::done, WvStream::getline(), WvSplitStream::getrfd(), WvSplitStream::getwfd(), hostmap, WvStream::isok(), WvResolverHost::last_tried, WvResolverHost::loop, namelookup(), WvResolverHost::negative, WvSplitStream::noread(), WvSplitStream::nowrite(), WvResolverHost::pid, WvStream::select(), and wvfork(). Referenced by WvTCPConn::check_resolver(), WvURL::resolve(), and WvTCPConn::WvTCPConn().

int WvResolver::findname (  int    msec_timeout, WvIPAddr *    ipaddr, char **    name )

int WvResolver::findname (  int    msec_timeout, WvIPAddr *    ipaddr, char **    name )

bool WvResolver::pre_select (  const WvString &    hostname, WvStream::SelectInfo &    si )

add all of our waiting fds to an fd_set for use with select().

bool WvResolver::pre_select (  const WvString &    hostname, WvStream::SelectInfo &    si )

add all of our waiting fds to an fd_set for use with select(). Definition at line 281 of file wvresolver.cc. References WvResolverHost::loop, and WvStream::pre_select(). Referenced by WvTCPConn::pre_select().

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Member Data Documentation

WvResolverAddrDict* WvResolver::addrmap [static, private]

Definition at line 26 of file ipstreams/wvresolver.h.

WvResolverAddrDict * WvResolver::addrmap = NULL [static, private]

Definition at line 65 of file wvresolver.cc. Referenced by WvResolver(), and ~WvResolver().

WvResolverHostDict* WvResolver::hostmap [static, private]

Definition at line 25 of file ipstreams/wvresolver.h.

WvResolverHostDict * WvResolver::hostmap = NULL [static, private]

Definition at line 64 of file wvresolver.cc. Referenced by findaddr(), WvResolver(), and ~WvResolver().

int WvResolver::numresolvers = 0 [static, private]

Definition at line 24 of file ipstreams/wvresolver.h. Referenced by WvResolver(), and ~WvResolver().

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The documentation for this class was generated from the following files:

• include/wvresolver.h
• ipstreams/wvresolver.h
• wvresolver.cc

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