Linux Manuals session 3

votequorum_dispatch – Dispatches callbacks from the votequorum service Synopsis #include <corosync/votequorum.h> int votequorum_dispatch(votequorum_handle_t handle, cs_dispatch_flags_t *dispatch_types); Description The votequorum_dispatch function is used to dispatch configuration changes. Each application may have several connections to the votequorum API. Each application uses the handle argument to uniquely identify the connection. The dispatch_types argument is used to identify the…

votequorum_context_set – Sets the context variable for a VOTEQUORUM instance Synopsis #include <corosync/votequorum.h> int votequorum_context_set(votequorum_handle_t handle, void *context); Description The votequorum_context_set function is used to set the context variable for a votequorum instance. It has no meaning insire libvotequorum itself and will not be touched by the library. It can be retrieved using votequorum_context_get(3) Return…

votequorum_context_get – Gets the context variable for a VOTEQUORUM instance Synopsis #include <corosync/votequorum.h> int votequorum_context_get(votequorum_handle_t handle, void **context); Description The votequorum_context_get function is used to retrieve the context variable previously stored using votequorum_context_set(3) Return Value This call returns the CS_OK value if successful, otherwise an error is returned. Errors CS_ERR_TRY_AGAIN Resource temporarily unavailable CS_ERR_INVALID_PARAM Invalid…

vomsdata – Synopsis #include <voms_api.h> Public Member Functions vomsdata (std::string voms_dir=”, std::string cert_dir=”) bool LoadSystemContacts (std::string dir=”) bool LoadUserContacts (std::string dir=”) std::vector< contactdata > FindByAlias (std::string alias) std::vector< contactdata > FindByVO (std::string vo) void Order (std::string att) void ResetOrder (void) void AddTarget (std::string target) std::vector< std::string > ListTargets (void) void ResetTargets (void) std::string ServerErrors (void)…

voms_apic.h – Synopsis #include <openssl/x509.h> #include <time.h> #include ‘newformat.h’ Data Structures struct data User’s characteristics: can be repeated. struct attribute struct contactdata The type of data returned. struct voms struct vomsdata Macros #define NOGLOBUS #define TYPE_NODATA 0 #define TYPE_STD 1 #define TYPE_CUSTOM 2 #define RECURSE_CHAIN 0 #define RECURSE_NONE 1 #define VERIFY_FULL 0xffffffff #define VERIFY_NONE 0x00000000…

voms_api.h – Synopsis #include <fstream> #include <string> #include <vector> #include <openssl/x509.h> #include <openssl/bio.h> #include <sys/types.h> #include ‘newformat.h’ Data Structures struct data User’s characteristics: can be repeated. Generic name-value attribute : can be repeated. struct attribute struct attributelist struct contactdata struct voms struct vomsdata Macros #define NOGLOBUS Typedefs typedef void * gss_cred_id_t typedef void * gss_ctx_id_t…

voms – Synopsis #include <voms_api.h> Public Member Functions voms (const voms &) voms () voms & operator= (const voms &) ~voms () AC * GetAC () std::vector< attributelist > & GetAttributes () std::vector< std::string > GetTargets () Data Fields int version int siglen std::string signature std::string user std::string userca std::string server std::string serverca std::string voname…

QuantLib::LossDistBinomial – Binomial loss distribution. Synopsis #include <ql/experimental/credit/lossdistribution.hpp> Inherits QuantLib::LossDist. Public Member Functions LossDistBinomial (Size nBuckets, Real maximum) Distribution operator() (Size n, Real volume, Real probability) const Distribution operator() (const std::vector< Real > &volumes, const std::vector< Real > &probabilities) const Size buckets () const Real maximum () const Real volume () const Size size ()…

QuantLib::SingleAssetOption – Black-Scholes-Merton option. Synopsis static const Real dVolMultiplier_ static const Real dRMultiplier_ Friends Inherited by DiscreteGeometricASO. Public Member Functions static const Real dVolMultiplier_ static const Real dRMultiplier_ Friends Real underlying_ PlainVanillaPayoff payoff_ Spread dividendYield_ Rate riskFreeRate_ Time residualTime_ Volatility volatility_ bool hasBeenCalculated_ Real rho_ Real dividendRho_ Real vega_ Real theta_ bool rhoComputed_ bool dividendRhoComputed_…

QuantLib::SabrVolSurface – SABR volatility (smile) surface. Synopsis void performCalculations () const virtual void update () Inherits QuantLib::InterestRateVolSurface. Public Member Functions SabrVolSurface (const boost::shared_ptr< InterestRateIndex > &, const Handle< BlackAtmVolCurve > &, const std::vector< Period > &optionTenors, const std::vector< Spread > &atmRateSpreads, const std::vector< std::vector< Handle< Quote > > > &volSpreads) const Handle< BlackAtmVolCurve > &…

QuantLib::LfmCovarianceProxy – proxy for a libor forward model covariance parameterization Synopsis LfmCovarianceProxy (const boost::shared_ptr< LmVolatilityModel > &volaModel, const boost::shared_ptr< LmCorrelationModel > &corrModel) boost::shared_ptr< LmVolatilityModel > volatilityModel () const boost::shared_ptr< LmCorrelationModel > correlationModel () const Disposable< Matrix > diffusion (Time t, const Array &x=Null< Array >()) const Disposable< Matrix > covariance (Time t, const Array &x=Null<…

QuantLib::CallableBondConstantVolatility – Constant callable-bond volatility, no time-strike dependence. Synopsis DayCounter dayCounter () const the day counter used for date/time conversion Date maxDate () const the latest date for which the curve can return values CallableBondConstantVolatility interface const Period & maxBondTenor () const the largest length for which the term structure can return vols Time maxBondLength…

QuantLib::CapPseudoDerivative – Synopsis #include <ql/models/marketmodels/pathwisegreeks/swaptionpseudojacobian.hpp> Public Member Functions CapPseudoDerivative (boost::shared_ptr< MarketModel > inputModel, Real strike, Size startIndex, Size endIndex, Real firstDF) const Matrix & volatilityDerivative (Size i) const const Matrix & priceDerivative (Size i) const Real impliedVolatility () const Detailed Description In order to compute market vegas, we need a class that gives the derivative…

QuantLib::LfmCovarianceProxy – proxy for a libor forward model covariance parameterization Synopsis LfmCovarianceProxy (const boost::shared_ptr< LmVolatilityModel > &volaModel, const boost::shared_ptr< LmCorrelationModel > &corrModel) boost::shared_ptr< LmVolatilityModel > volatilityModel () const boost::shared_ptr< LmCorrelationModel > correlationModel () const Disposable< Matrix > diffusion (Time t, const Array &x=Null< Array >()) const Disposable< Matrix > covariance (Time t, const Array &x=Null<…

QuantLib::SwaptionVolatilityCube – swaption-volatility cube Synopsis void registerWithVolatilitySpread () Volatility volatilityImpl (Time optionTime, Time swapLength, Rate strike) const Volatility volatilityImpl (const Date &optionDate, const Period &swapTenor, Rate strike) const Protected Attributes Inherits QuantLib::SwaptionVolatilityDiscrete. Inherited by SwaptionVolCube1, and SwaptionVolCube2. Public Member Functions SwaptionVolatilityCube (const Handle< SwaptionVolatilityStructure > &atmVolStructure, const std::vector< Period > &optionTenors, const std::vector< Period >…

system_data_types – overview of system data types Description aiocb Include: <aio.h>. struct aiocb { int aio_fildes; /* File descriptor */ off_t aio_offset; /* File offset */ volatile void *aio_buf; /* Location of buffer */ size_t aio_nbytes; /* Length of transfer */ int aio_reqprio; /* Request priority offset */ struct sigevent aio_sigevent; /* Signal number and…

voice_set_playmode – Adjusts the loop status of the specified voice. Allegro game programming library. Synopsis #include <allegro.h> void voice_set_playmode(int voice, int playmode); Description Adjusts the loop status of the specified voice. This can be done while the voice is playing, so you can start a sample in looped mode (having set the loop start and…

voice_check – Checks whether a voice is currently allocated. Allegro game programming library. Synopsis #include <allegro.h> SAMPLE *voice_check(int voice); Description Checks whether a voice is currently allocated. Return Value Returns a pointer to the sample that the voice is using, or NULL if the voice is inactive (ie. it has been deallocated, or the release_voice()…

vmod_std – Varnish Standard Module Synopsis import std [from "path"] ; Description Vmod_std contains basic functions which are part and parcel of Varnish, but which for reasons of architecture fit better in a VMOD. One particular class of functions in vmod_std is the conversions functions which all have the form: TYPE type(STRING, TYPE) These functions…

vmod_directors – Backend traffic directors Synopsis import directors [from "path"] ; Description vmod_directors enables backend load balancing in Varnish. The module implements a set of basic load balancing techniques, and also serves as an example on how one could extend the load balancing capabilities of Varnish. To enable load balancing you must import this vmod…