4 /** \ingroup rpmdep rpmtrans
6 * Structure(s) used for dependency tag sets.
17 extern int _rpmds_debug;
21 extern int _rpmds_nopromote;
23 #if defined(_RPMDS_INTERNAL)
25 * A package dependency set.
28 const char * Type; /*!< Tag name. */
29 const char * DNEVR; /*!< Formatted dependency string. */
30 Header h; /*!< Header for dependency set (or NULL) */
31 const char ** N; /*!< Name. */
32 const char ** EVR; /*!< Epoch-Version-Release. */
33 int_32 * Flags; /*!< Bit(s) identifying context/comparison. */
34 uint_32 * Color; /*!< Bit(s) calculated from file color(s). */
35 int_32 * Refs; /*!< No. of file refs. */
36 int_32 BT; /*!< Package build time tie breaker. */
37 rpmTag tagN; /*!< Header tag. */
38 rpmTagType Nt, EVRt, Ft; /*!< Tag data types. */
39 int_32 Count; /*!< No. of elements */
40 int i; /*!< Element index. */
41 unsigned l; /*!< Low element (bsearch). */
42 unsigned u; /*!< High element (bsearch). */
43 int nopromote; /*!< Don't promote Epoch: in rpmdsCompare()? */
44 int nrefs; /*!< Reference count. */
46 #endif /* _RPMDS_INTERNAL */
49 * Unreference a dependency set instance.
50 * @param ds dependency set
54 rpmds rpmdsUnlink (rpmds ds,
57 /** @todo Remove debugging entry from the ABI. */
58 rpmds XrpmdsUnlink (rpmds ds,
59 const char * msg, const char * fn, unsigned ln);
60 #define rpmdsUnlink(_ds, _msg) XrpmdsUnlink(_ds, _msg, __FILE__, __LINE__)
63 * Reference a dependency set instance.
64 * @param ds dependency set
66 * @return new dependency set reference
68 rpmds rpmdsLink (rpmds ds, const char * msg);
70 /** @todo Remove debugging entry from the ABI. */
71 rpmds XrpmdsLink (rpmds ds, const char * msg,
72 const char * fn, unsigned ln);
73 #define rpmdsLink(_ds, _msg) XrpmdsLink(_ds, _msg, __FILE__, __LINE__)
76 * Destroy a dependency set.
77 * @param ds dependency set
80 rpmds rpmdsFree(rpmds ds);
82 * Create and load a dependency set.
83 * @deprecated Only scareMem = 0 will be permitted.
85 * @param tagN type of dependency
86 * @param flags scareMem(0x1)
87 * @return new dependency set
89 rpmds rpmdsNew(Header h, rpmTag tagN, int flags);
92 * Return new formatted dependency string.
93 * @param dspfx formatted dependency string prefix
94 * @param ds dependency set
95 * @return new formatted dependency (malloc'ed)
97 char * rpmdsNewDNEVR(const char * dspfx, const rpmds ds);
100 * Create, load and initialize a dependency for this header.
102 * @param tagN type of dependency
103 * @param Flags comparison flags
104 * @return new dependency set
106 rpmds rpmdsThis(Header h, rpmTag tagN, int_32 Flags);
109 * Create, load and initialize a dependency set of size 1.
110 * @param tagN type of dependency
112 * @param EVR epoch:version-release
113 * @param Flags comparison flags
114 * @return new dependency set
116 rpmds rpmdsSingle(rpmTag tagN, const char * N, const char * EVR, int_32 Flags);
119 * Return dependency set count.
120 * @param ds dependency set
121 * @return current count
123 int rpmdsCount(const rpmds ds);
126 * Return dependency set index.
127 * @param ds dependency set
128 * @return current index
130 int rpmdsIx(const rpmds ds);
133 * Set dependency set index.
134 * @param ds dependency set
135 * @param ix new index
136 * @return current index
138 int rpmdsSetIx(rpmds ds, int ix);
141 * Return current formatted dependency string.
142 * @param ds dependency set
143 * @return current dependency DNEVR, NULL on invalid
145 extern const char * rpmdsDNEVR(const rpmds ds);
148 * Return current dependency name.
149 * @param ds dependency set
150 * @return current dependency name, NULL on invalid
152 extern const char * rpmdsN(const rpmds ds);
155 * Return current dependency epoch-version-release.
156 * @param ds dependency set
157 * @return current dependency EVR, NULL on invalid
159 extern const char * rpmdsEVR(const rpmds ds);
162 * Return current dependency flags.
163 * @param ds dependency set
164 * @return current dependency flags, 0 on invalid
166 int_32 rpmdsFlags(const rpmds ds);
169 * Return current dependency type.
170 * @param ds dependency set
171 * @return current dependency type, 0 on invalid
173 rpmTag rpmdsTagN(const rpmds ds);
176 * Return dependency build time.
177 * @param ds dependency set
178 * @return dependency build time, 0 on invalid
180 time_t rpmdsBT(const rpmds ds);
183 * Set dependency build time.
184 * @param ds dependency set
185 * @param BT build time
186 * @return dependency build time, 0 on invalid
188 time_t rpmdsSetBT(const rpmds ds, time_t BT);
191 * Return current "Don't promote Epoch:" flag.
193 * This flag controls for Epoch: promotion when a dependency set is
194 * compared. If the flag is set (for already installed packages), then
195 * an unspecified value will be treated as Epoch: 0. Otherwise (for added
196 * packages), the Epoch: portion of the comparison is skipped if the value
197 * is not specified, i.e. an unspecified Epoch: is assumed to be equal
198 * in dependency comparisons.
200 * @param ds dependency set
201 * @return current "Don't promote Epoch:" flag
203 int rpmdsNoPromote(const rpmds ds);
206 * Set "Don't promote Epoch:" flag.
207 * @param ds dependency set
208 * @param nopromote Should an unspecified Epoch: be treated as Epoch: 0?
209 * @return previous "Don't promote Epoch:" flag
211 int rpmdsSetNoPromote(rpmds ds, int nopromote);
214 * Return current dependency color.
215 * @param ds dependency set
216 * @return current dependency color
218 uint_32 rpmdsColor(const rpmds ds);
221 * Return current dependency color.
222 * @param ds dependency set
223 * @param color new dependency color
224 * @return previous dependency color
226 uint_32 rpmdsSetColor(const rpmds ds, uint_32 color);
229 * Return current dependency file refs.
230 * @param ds dependency set
231 * @return current dependency file refs, -1 on global
233 int_32 rpmdsRefs(const rpmds ds);
236 * Return current dependency color.
237 * @param ds dependency set
238 * @param refs new dependency refs
239 * @return previous dependency refs
241 int_32 rpmdsSetRefs(const rpmds ds, int_32 refs);
244 * Notify of results of dependency match.
245 * @param ds dependency set
246 * @param where where dependency was resolved (or NULL)
247 * @param rc 0 == YES, otherwise NO
249 /* FIX: rpmMessage annotation is a lie */
250 void rpmdsNotify(rpmds ds, const char * where, int rc);
253 * Return next dependency set iterator index.
254 * @param ds dependency set
255 * @return dependency set iterator index, -1 on termination
257 int rpmdsNext(rpmds ds);
260 * Initialize dependency set iterator.
261 * @param ds dependency set
262 * @return dependency set
264 rpmds rpmdsInit(rpmds ds);
267 * Find a dependency set element using binary search.
268 * @param ds dependency set to search
269 * @param ods dependency set element to find.
270 * @return dependency index (or -1 if not found)
272 int rpmdsFind(rpmds ds, const rpmds ods);
275 * Merge a dependency set maintaining (N,EVR,Flags) sorted order.
276 * @retval *dsp (merged) dependency set
277 * @param ods dependency set to merge
278 * @return (merged) dependency index
280 int rpmdsMerge(rpmds * dsp, rpmds ods);
283 * Compare two versioned dependency ranges, looking for overlap.
284 * @param A 1st dependency
285 * @param B 2nd dependency
286 * @return 1 if dependencies overlap, 0 otherwise
288 int rpmdsCompare(const rpmds A, const rpmds B);
291 * Report a Requires: or Conflicts: dependency problem.
292 * @param ps transaction set problems
293 * @param pkgNEVR package name/epoch/version/release
294 * @param ds dependency set
295 * @param suggestedKeys filename or python object address
296 * @param adding dependency problem is from added package set?
298 void rpmdsProblem(rpmps ps, const char * pkgNEVR, const rpmds ds,
299 const fnpyKey * suggestedKeys,
303 * Compare package provides dependencies from header with a single dependency.
305 * @param req dependency set
306 * @param nopromote Don't promote Epoch: in comparison?
307 * @return 1 if any dependency overlaps, 0 otherwise
309 int rpmdsAnyMatchesDep (const Header h, const rpmds req, int nopromote);
312 * Compare package name-version-release from header with a single dependency.
314 * @param req dependency set
315 * @param nopromote Don't promote Epoch: in comparison?
316 * @return 1 if dependency overlaps, 0 otherwise
318 int rpmdsNVRMatchesDep(const Header h, const rpmds req, int nopromote);