254 lines
6.2 KiB
C
254 lines
6.2 KiB
C
#ifndef H_RPMDS
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#define H_RPMDS
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/** \ingroup rpmdep rpmtrans
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* \file lib/rpmds.h
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* Structure(s) used for dependency tag sets.
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*/
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/**
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* A package dependency set.
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*/
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struct rpmDepSet_s {
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int i; /*!< Element index. */
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/*@observer@*/
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const char * Type; /*!< Tag name. */
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/*@only@*/ /*@null@*/
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const char * DNEVR; /*!< Formatted dependency string. */
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rpmTag tagN; /*!< Header tag. */
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/*@refcounted@*/ /*@null@*/
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Header h; /*!< Header for dependency set (or NULL) */
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/*@only@*/
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const char ** N; /*!< Name. */
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/*@only@*/
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const char ** EVR; /*!< Epoch-Version-Release. */
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/*@only@*/
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int_32 * Flags; /*!< Flags identifying context/comparison. */
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rpmTagType Nt, EVRt, Ft; /*!< Tag data types. */
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int_32 Count; /*!< No. of elements */
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/*@refs@*/ int nrefs; /*!< Reference count. */
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Unreference a dependency set instance.
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* @param ds dependency set
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* @return NULL always
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*/
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/*@unused@*/ /*@null@*/
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rpmDepSet rpmdsUnlink (/*@killref@*/ /*@only@*/ /*@null@*/ rpmDepSet ds,
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/*@null@*/ const char * msg)
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/*@modifies ds @*/;
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/** @todo Remove debugging entry from the ABI. */
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/*@-exportlocal@*/
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/*@null@*/
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rpmDepSet XrpmdsUnlink (/*@killref@*/ /*@only@*/ /*@null@*/ rpmDepSet ds,
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/*@null@*/ const char * msg, const char * fn, unsigned ln)
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/*@modifies ds @*/;
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/*@=exportlocal@*/
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#define rpmdsUnlink(_ds, _msg) XrpmdsUnlink(_ds, _msg, __FILE__, __LINE__)
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/**
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* Reference a dependency set instance.
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* @param ds dependency set
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* @return new dependency set reference
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*/
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/*@unused@*/
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rpmDepSet rpmdsLink (/*@null@*/ rpmDepSet ds, /*@null@*/ const char * msg)
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/*@modifies ds @*/;
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/** @todo Remove debugging entry from the ABI. */
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rpmDepSet XrpmdsLink (/*@null@*/ rpmDepSet ds, /*@null@*/ const char * msg,
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const char * fn, unsigned ln)
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/*@modifies ds @*/;
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#define rpmdsLink(_ds, _msg) XrpmdsLink(_ds, _msg, __FILE__, __LINE__)
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/**
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* Destroy a dependency set.
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* @param ds dependency set
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* @return NULL always
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*/
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/*@null@*/
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rpmDepSet dsFree(/*@killref@*/ /*@only@*/ /*@null@*/ rpmDepSet ds)
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/*@modifies ds@*/;
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/**
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* Create and load a dependency set.
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* @param h header
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* @param tagN type of dependency
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* @param scareMem Use pointers to refcounted header memory?
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* @return new dependency set
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*/
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/*@null@*/
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rpmDepSet dsNew(Header h, rpmTag tagN, int scareMem)
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/*@modifies h @*/;
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/**
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* Return new formatted dependency string.
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* @param dspfx formatted dependency string prefix
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* @param ds dependency set
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* @return new formatted dependency (malloc'ed)
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*/
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/*@only@*/
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char * dsDNEVR(const char * dspfx, const rpmDepSet ds)
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/*@*/;
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/**
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* Create, load and initialize a dependency for this header.
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* @param h header
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* @param tagN type of dependency
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* @param Flags comparison flags
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* @return new dependency set
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*/
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/*@null@*/
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rpmDepSet dsThis(Header h, rpmTag tagN, int_32 Flags)
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/*@*/;
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/**
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* Create, load and initialize a dependency set of size 1.
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* @param tagN type of dependency
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* @param N name
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* @param EVR epoch:version-release
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* @param Flags comparison flags
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* @return new dependency set
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*/
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/*@null@*/
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rpmDepSet dsSingle(rpmTag tagN, const char * N, const char * EVR, int_32 Flags)
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/*@*/;
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/**
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* Return dependency set count.
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* @param ds dependency set
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* @return current count
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*/
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int dsiGetCount(/*@null@*/ rpmDepSet ds)
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/*@*/;
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/**
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* Return dependency set index.
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* @param ds dependency set
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* @return current index
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*/
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int dsiGetIx(/*@null@*/ rpmDepSet ds)
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/*@*/;
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/**
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* Set dependency set index.
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* @param ds dependency set
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* @param ix new index
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* @return current index
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*/
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int dsiSetIx(/*@null@*/ rpmDepSet ds, int ix)
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/*@modifies ds @*/;
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/**
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* Return current formatted dependency string.
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* @param ds dependency set
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* @return current dependency DNEVR, NULL on invalid
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*/
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/*@null@*/
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const char * dsiGetDNEVR(/*@null@*/ rpmDepSet ds)
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/*@*/;
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/**
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* Return current dependency name.
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* @param ds dependency set
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* @return current dependency name, NULL on invalid
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*/
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/*@null@*/
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const char * dsiGetN(/*@null@*/ rpmDepSet ds)
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/*@*/;
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/**
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* Return current dependency epoch-version-release.
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* @param ds dependency set
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* @return current dependency EVR, NULL on invalid
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*/
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/*@null@*/
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const char * dsiGetEVR(/*@null@*/ rpmDepSet ds)
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/*@*/;
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/**
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* Return current dependency flags.
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* @param ds dependency set
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* @return current dependency flags, 0 on invalid
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*/
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int_32 dsiGetFlags(/*@null@*/ rpmDepSet ds)
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/*@*/;
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/**
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* Notify of results of dependency match.
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* @param ds dependency set
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* @param where where dependency was resolved (or NULL)
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* @param rc 0 == YES, otherwise NO
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*/
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/*@-globuse@*/ /* FIX: rpmMessage annotation is a lie */
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void dsiNotify(/*@null@*/ rpmDepSet ds, /*@null@*/ const char * where, int rc)
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/*@globals fileSystem @*/
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/*@modifies fileSystem @*/;
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/*@=globuse@*/
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/**
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* Return next dependency set iterator index.
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* @param ds dependency set
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* @return dependency set iterator index, -1 on termination
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*/
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int dsiNext(/*@null@*/ rpmDepSet ds)
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/*@modifies ds @*/;
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/**
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* Initialize dependency set iterator.
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* @param ds dependency set
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* @return dependency set
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*/
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/*@null@*/
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rpmDepSet dsiInit(/*@null@*/ rpmDepSet ds)
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/*@modifies ds @*/;
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/**
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* Compare two versioned dependency ranges, looking for overlap.
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* @param A 1st dependency
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* @param B 2nd dependency
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* @return 1 if dependencies overlap, 0 otherwise
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*/
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int dsCompare(const rpmDepSet A, const rpmDepSet B)
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/*@*/;
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/**
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* Report a Requires: or Conflicts: dependency problem.
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*/
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void dsProblem(/*@null@*/ rpmProblemSet tsprobs,
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const char * pkgNEVR, const rpmDepSet ds,
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/*@only@*/ /*@null@*/ const fnpyKey * suggestedKeys)
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/*@modifies tsprobs @*/;
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/**
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* Compare package provides dependencies from header with a single dependency.
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* @param h header
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* @param ds dependency set
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*/
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int rangeMatchesDepFlags (Header h, const rpmDepSet req)
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/*@modifies h @*/;
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/**
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* Compare package name-version-release from header with a single dependency.
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* @deprecated Remove from API when obsoletes is correctly implemented.
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* @param h header
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* @param req dependency
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* @return 1 if dependency overlaps, 0 otherwise
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*/
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int headerMatchesDepFlags(const Header h, const rpmDepSet req)
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/*@*/;
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#ifdef __cplusplus
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}
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#endif
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#endif /* H_RPMDS */
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