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1 | // -*- mode: cpp; mode: fold -*- |
2 | // Description /*{{{*/ | |
7db98ffc | 3 | // $Id: acquire-method.h,v 1.15.2.1 2003/12/24 23:09:17 mdz Exp $ |
93bf083d AL |
4 | /* ###################################################################### |
5 | ||
6 | Acquire Method - Method helper class + functions | |
7 | ||
8 | These functions are designed to be used within the method task to | |
9 | ease communication with APT. | |
10 | ||
11 | ##################################################################### */ | |
12 | /*}}}*/ | |
13 | #ifndef PKGLIB_ACQUIRE_METHOD_H | |
14 | #define PKGLIB_ACQUIRE_METHOD_H | |
15 | ||
16 | #include <apt-pkg/configuration.h> | |
cdcc6d34 | 17 | #include <apt-pkg/strutl.h> |
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18 | |
19 | #ifdef __GNUG__ | |
20 | #pragma interface "apt-pkg/acquire-method.h" | |
21 | #endif | |
22 | ||
a7c835af | 23 | class Hashes; |
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24 | class pkgAcqMethod |
25 | { | |
26 | protected: | |
93bf083d | 27 | |
be4401bf AL |
28 | struct FetchItem |
29 | { | |
30 | FetchItem *Next; | |
31 | ||
32 | string Uri; | |
33 | string DestFile; | |
34 | time_t LastModified; | |
a72ace20 | 35 | bool IndexFile; |
be4401bf AL |
36 | }; |
37 | ||
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38 | struct FetchResult |
39 | { | |
40 | string MD5Sum; | |
a7c835af | 41 | string SHA1Sum; |
7db98ffc | 42 | vector<string> GPGVOutput; |
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43 | time_t LastModified; |
44 | bool IMSHit; | |
45 | string Filename; | |
46 | unsigned long Size; | |
a7c835af AL |
47 | unsigned long ResumePoint; |
48 | ||
49 | void TakeHashes(Hashes &Hash); | |
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50 | FetchResult(); |
51 | }; | |
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52 | |
53 | // State | |
54 | vector<string> Messages; | |
55 | FetchItem *Queue; | |
5cb5d8dc | 56 | FetchItem *QueueBack; |
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57 | string FailExtra; |
58 | ||
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59 | // Handlers for messages |
60 | virtual bool Configuration(string Message); | |
727f18af | 61 | virtual bool Fetch(FetchItem * /*Item*/) {return true;}; |
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62 | |
63 | // Outgoing messages | |
a72ace20 | 64 | void Fail(bool Transient = false); |
958fac63 | 65 | inline void Fail(const char *Why, bool Transient = false) {Fail(string(Why),Transient);}; |
a72ace20 | 66 | void Fail(string Why, bool Transient = false); |
be4401bf | 67 | void URIStart(FetchResult &Res); |
93bf083d | 68 | void URIDone(FetchResult &Res,FetchResult *Alt = 0); |
018f1533 | 69 | bool MediaFail(string Required,string Drive); |
459681d3 | 70 | virtual void Exit() {}; |
8e5fc8f5 | 71 | |
93bf083d | 72 | public: |
a72ace20 AL |
73 | |
74 | enum CnfFlags {SingleInstance = (1<<0), | |
75 | Pipeline = (1<<1), SendConfig = (1<<2), | |
459681d3 AL |
76 | LocalOnly = (1<<3), NeedsCleanup = (1<<4), |
77 | Removable = (1<<5)}; | |
93bf083d | 78 | |
be4401bf AL |
79 | void Log(const char *Format,...); |
80 | void Status(const char *Format,...); | |
81 | ||
82 | int Run(bool Single = false); | |
b2e465d6 | 83 | inline void SetFailExtraMsg(string Msg) {FailExtra = Msg;}; |
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84 | |
85 | pkgAcqMethod(const char *Ver,unsigned long Flags = 0); | |
86 | virtual ~pkgAcqMethod() {}; | |
87 | }; | |
88 | ||
89 | #endif |