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1 | /* |
2 | * Copyright (c) 2017 Jon Turney | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * A copy of the GNU General Public License can be found at | |
10 | * http://www.gnu.org/ | |
11 | * | |
12 | */ | |
13 | ||
14 | #ifndef LIBSOLV_H | |
15 | #define LIBSOLV_H | |
16 | ||
17 | #include "solv/pool.h" | |
18 | #include "solv/repo.h" | |
1d553f34 | 19 | #include "solv/solver.h" |
1c159e0a JT |
20 | #include "PackageSpecification.h" |
21 | #include "PackageTrust.h" | |
22 | #include "package_source.h" | |
23 | #include "package_depends.h" | |
24 | #include <map> | |
25 | #include <vector> | |
26 | ||
27 | typedef trusts package_stability_t; | |
28 | ||
29 | typedef enum | |
30 | { | |
31 | package_binary, | |
32 | package_source | |
33 | } | |
34 | package_type_t; | |
35 | ||
36 | // --------------------------------------------------------------------------- | |
37 | // interface to class SolverVersion | |
38 | // | |
39 | // a wrapper around a libsolv Solvable | |
40 | // --------------------------------------------------------------------------- | |
41 | ||
42 | class SolverPool; | |
1d553f34 | 43 | class SolverSolution; |
1c159e0a JT |
44 | |
45 | class SolvableVersion | |
46 | { | |
47 | public: | |
48 | SolvableVersion() : id(0), pool(0) {}; | |
49 | SolvableVersion(Id _id, Pool *_pool) : id(_id), pool(_pool) {}; | |
50 | ||
51 | // converted to a bool, this is true if this isn't the result of the default | |
52 | // constructor (an 'empty' version, in some sense) | |
53 | explicit operator bool () const { return (id != 0); } | |
54 | ||
55 | const std::string Name () const; | |
56 | const std::string SDesc () const; | |
57 | // In setup-speak, 'Canonical' version means 'e:v-r', the non-decomposed version | |
58 | const std::string Canonical_version () const; | |
5ebe14e4 | 59 | // Return the dependency list |
1c159e0a | 60 | const PackageDepends depends() const; |
5ebe14e4 KB |
61 | // Return the obsoletes list |
62 | const PackageDepends obsoletes() const; | |
1c159e0a JT |
63 | bool accessible () const; |
64 | package_type_t Type () const; | |
65 | package_stability_t Stability () const; | |
66 | // the associated source package, if this is a binary package | |
67 | SolvableVersion sourcePackage () const; | |
68 | // where this package archive can be obtained from | |
69 | packagesource *source() const; | |
70 | ||
71 | // utility function to compare package versions | |
72 | static int compareVersions(const SolvableVersion &a, const SolvableVersion &b); | |
73 | ||
74 | // comparison operators | |
75 | ||
76 | // these are somewhat necessary as otherwise we are compared as bool values | |
77 | bool operator == (SolvableVersion const &) const; | |
78 | bool operator != (SolvableVersion const &) const; | |
79 | ||
80 | // these are only well defined for versions of the same package | |
81 | bool operator < (SolvableVersion const &) const; | |
82 | bool operator <= (SolvableVersion const &) const; | |
83 | bool operator > (SolvableVersion const &) const; | |
84 | bool operator >= (SolvableVersion const &) const; | |
85 | ||
86 | private: | |
87 | Id id; | |
88 | Pool *pool; | |
89 | ||
90 | friend SolverPool; | |
1d553f34 | 91 | friend SolverSolution; |
5ebe14e4 KB |
92 | |
93 | const PackageDepends deplist(Id keyname) const; | |
1c159e0a JT |
94 | }; |
95 | ||
96 | // --------------------------------------------------------------------------- | |
97 | // Helper class SolvRepo | |
98 | // | |
99 | // --------------------------------------------------------------------------- | |
100 | ||
101 | class SolvRepo | |
102 | { | |
103 | public: | |
3c3d695d KB |
104 | typedef enum |
105 | { | |
106 | priorityLow = 0, | |
107 | priorityNormal, | |
108 | priorityHigh, | |
109 | } priority_t; | |
1c159e0a JT |
110 | Repo *repo; |
111 | Repodata *data; | |
112 | bool test; | |
3c3d695d | 113 | void setPriority(priority_t p) { repo->priority = p; } |
1c159e0a JT |
114 | }; |
115 | ||
116 | // --------------------------------------------------------------------------- | |
117 | // interface to class SolverPool | |
118 | // | |
119 | // a simplified wrapper for libsolv | |
120 | // --------------------------------------------------------------------------- | |
121 | ||
122 | class SolverPool | |
123 | { | |
124 | public: | |
125 | SolverPool(); | |
126 | SolvRepo *getRepo(const std::string &name, bool test = false); | |
127 | ||
128 | // Utility class for passing arguments to addPackage() | |
129 | class addPackageData | |
130 | { | |
131 | public: | |
132 | std::string reponame; | |
133 | std::string version; | |
134 | std::string vendor; | |
135 | std::string sdesc; | |
136 | std::string ldesc; | |
137 | package_stability_t stability; | |
138 | package_type_t type; | |
139 | packagesource archive; | |
140 | PackageSpecification spkg; | |
141 | SolvableVersion spkg_id; | |
142 | PackageDepends *requires; | |
20b98f20 | 143 | PackageDepends *obsoletes; |
1c159e0a JT |
144 | }; |
145 | ||
146 | SolvableVersion addPackage(const std::string& pkgname, | |
147 | const addPackageData &pkgdata); | |
148 | ||
149 | void internalize(void); | |
1d553f34 JT |
150 | void use_test_packages(bool use_test_packages); |
151 | ||
1c159e0a JT |
152 | |
153 | private: | |
154 | Id makedeps(Repo *repo, PackageDepends *requires); | |
155 | Pool *pool; | |
156 | ||
157 | typedef std::map<std::string, SolvRepo *> RepoList; | |
158 | RepoList repos; | |
1d553f34 JT |
159 | |
160 | friend SolverSolution; | |
1c159e0a JT |
161 | }; |
162 | ||
163 | ||
1d553f34 JT |
164 | // --------------------------------------------------------------------------- |
165 | // interface to class SolverTaskQueue | |
166 | // | |
167 | // This is used to contain a set of package install/uninstall tasks selected via | |
168 | // the UI to be passed to solver | |
169 | // --------------------------------------------------------------------------- | |
170 | ||
171 | class SolverTasks | |
172 | { | |
173 | public: | |
174 | enum task | |
175 | { | |
176 | taskInstall, | |
177 | taskUninstall, | |
9deed604 KB |
178 | taskReinstall, |
179 | taskKeep, | |
1d553f34 JT |
180 | }; |
181 | void add(const SolvableVersion &v, task t) | |
182 | { | |
183 | tasks.push_back(taskList::value_type(v, t)); | |
184 | }; | |
16994679 KB |
185 | /* Create solver tasks corresponding to state of database */ |
186 | void setTasks(); | |
187 | ||
1d553f34 | 188 | private: |
389e4dff | 189 | typedef std::vector<std::pair<const SolvableVersion, task>> taskList; |
1d553f34 JT |
190 | taskList tasks; |
191 | ||
192 | friend SolverSolution; | |
193 | }; | |
194 | ||
195 | // --------------------------------------------------------------------------- | |
196 | // SolverTransactionList | |
197 | // | |
198 | // a list of transactions output by the solver | |
199 | // --------------------------------------------------------------------------- | |
200 | ||
201 | class SolverTransaction | |
202 | { | |
203 | public: | |
204 | typedef enum | |
205 | { | |
206 | transIgnore, | |
207 | transInstall, | |
208 | transErase, | |
209 | } transType; | |
210 | ||
211 | SolverTransaction(SolvableVersion version_, transType type_) : | |
212 | version(version_), type(type_) {}; | |
213 | ||
214 | SolvableVersion version; | |
215 | transType type; | |
216 | }; | |
217 | ||
218 | typedef std::vector<SolverTransaction> SolverTransactionList; | |
219 | ||
220 | // --------------------------------------------------------------------------- | |
221 | // interface to class SolverSolution | |
222 | // | |
223 | // A wrapper around the libsolv solver | |
224 | // --------------------------------------------------------------------------- | |
225 | ||
226 | class SolverSolution | |
227 | { | |
228 | public: | |
229 | SolverSolution(SolverPool &_pool) : pool(_pool), solv(NULL) {}; | |
230 | ~SolverSolution(); | |
231 | ||
7c94d449 KB |
232 | /* Reset package database to correspond to trans */ |
233 | void trans2db() const; | |
234 | ||
9a7507eb KB |
235 | /* Reset transaction list to correspond to package database */ |
236 | void db2trans(); | |
237 | ||
1d553f34 JT |
238 | bool update(SolverTasks &tasks, bool update, bool use_test_packages, bool include_source); |
239 | std::string report() const; | |
240 | ||
241 | const SolverTransactionList &transactions() const; | |
242 | ||
243 | private: | |
244 | static SolverTransaction::transType type(Transaction *trans, int pos); | |
245 | ||
246 | SolverPool &pool; | |
247 | Solver *solv; | |
248 | SolverTransactionList trans; | |
249 | }; | |
250 | ||
1c159e0a | 251 | #endif // LIBSOLV_H |