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1// -*- mode: cpp; mode: fold -*-
2// Description /*{{{*/
ba1045b4 3// $Id: sourcelist.cc,v 1.24 2002/07/08 04:18:07 jgg Exp $
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4/* ######################################################################
5
6 List of Sources
7
8 ##################################################################### */
9 /*}}}*/
10// Include Files /*{{{*/
11#ifdef __GNUG__
094a497d 12#pragma implementation "apt-pkg/sourcelist.h"
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13#endif
14
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15#include <apt-pkg/sourcelist.h>
16#include <apt-pkg/error.h>
17#include <apt-pkg/fileutl.h>
18#include <apt-pkg/configuration.h>
cdcc6d34 19#include <apt-pkg/strutl.h>
6c139d6e 20
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21#include <apti18n.h>
22
90f057fd 23#include <fstream>
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24 /*}}}*/
25
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26using namespace std;
27
28// Global list of Items supported
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29static pkgSourceList::Type *ItmList[10];
30pkgSourceList::Type **pkgSourceList::Type::GlobalList = ItmList;
31unsigned long pkgSourceList::Type::GlobalListLen = 0;
32
33// Type::Type - Constructor /*{{{*/
34// ---------------------------------------------------------------------
35/* Link this to the global list of items*/
36pkgSourceList::Type::Type()
37{
38 ItmList[GlobalListLen] = this;
39 GlobalListLen++;
40}
41 /*}}}*/
42// Type::GetType - Get a specific meta for a given type /*{{{*/
43// ---------------------------------------------------------------------
44/* */
45pkgSourceList::Type *pkgSourceList::Type::GetType(const char *Type)
46{
47 for (unsigned I = 0; I != GlobalListLen; I++)
48 if (strcmp(GlobalList[I]->Name,Type) == 0)
49 return GlobalList[I];
50 return 0;
51}
52 /*}}}*/
53// Type::FixupURI - Normalize the URI and check it.. /*{{{*/
54// ---------------------------------------------------------------------
55/* */
56bool pkgSourceList::Type::FixupURI(string &URI) const
57{
58 if (URI.empty() == true)
59 return false;
60
61 if (URI.find(':') == string::npos)
62 return false;
63
64 URI = SubstVar(URI,"$(ARCH)",_config->Find("APT::Architecture"));
65
a7c835af 66 // Make sure that the URI is / postfixed
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67 if (URI[URI.size() - 1] != '/')
68 URI += '/';
69
70 return true;
71}
72 /*}}}*/
73// Type::ParseLine - Parse a single line /*{{{*/
74// ---------------------------------------------------------------------
75/* This is a generic one that is the 'usual' format for sources.list
76 Weird types may override this. */
77bool pkgSourceList::Type::ParseLine(vector<pkgIndexFile *> &List,
a7c835af 78 Vendor const *Vendor,
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79 const char *Buffer,
80 unsigned long CurLine,
81 string File) const
82{
83 string URI;
84 string Dist;
85 string Section;
86
87 if (ParseQuoteWord(Buffer,URI) == false)
88 return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str());
89 if (ParseQuoteWord(Buffer,Dist) == false)
90 return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str());
91
92 if (FixupURI(URI) == false)
93 return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str());
94
95 // Check for an absolute dists specification.
96 if (Dist.empty() == false && Dist[Dist.size() - 1] == '/')
97 {
98 if (ParseQuoteWord(Buffer,Section) == true)
99 return _error->Error(_("Malformed line %lu in source list %s (Absolute dist)"),CurLine,File.c_str());
100 Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture"));
a7c835af 101 return CreateItem(List,URI,Dist,Section,Vendor);
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102 }
103
104 // Grab the rest of the dists
105 if (ParseQuoteWord(Buffer,Section) == false)
106 return _error->Error(_("Malformed line %lu in source list %s (dist parse)"),CurLine,File.c_str());
107
108 do
109 {
a7c835af 110 if (CreateItem(List,URI,Dist,Section,Vendor) == false)
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111 return false;
112 }
113 while (ParseQuoteWord(Buffer,Section) == true);
114
115 return true;
116}
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117 /*}}}*/
118
119// SourceList::pkgSourceList - Constructors /*{{{*/
120// ---------------------------------------------------------------------
121/* */
122pkgSourceList::pkgSourceList()
123{
124}
125
126pkgSourceList::pkgSourceList(string File)
127{
128 Read(File);
129}
130 /*}}}*/
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131// SourceList::~pkgSourceList - Destructor /*{{{*/
132// ---------------------------------------------------------------------
133/* */
134pkgSourceList::~pkgSourceList()
135{
136 for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
137 delete *I;
138 for (vector<Vendor const *>::const_iterator I = VendorList.begin();
139 I != VendorList.end(); I++)
140 delete *I;
141}
142 /*}}}*/
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143// SourceList::ReadVendors - Read list of known package vendors /*{{{*/
144// ---------------------------------------------------------------------
145/* This also scans a directory of vendor files similar to apt.conf.d
146 which can contain the usual suspects of distribution provided data.
147 The APT config mechanism allows the user to override these in their
148 configuration file. */
149bool pkgSourceList::ReadVendors()
150{
151 Configuration Cnf;
152
153 string CnfFile = _config->FindDir("Dir::Etc::vendorparts");
154 if (FileExists(CnfFile) == true)
155 if (ReadConfigDir(Cnf,CnfFile,true) == false)
156 return false;
157 CnfFile = _config->FindFile("Dir::Etc::vendorlist");
158 if (FileExists(CnfFile) == true)
159 if (ReadConfigFile(Cnf,CnfFile,true) == false)
160 return false;
161
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162 for (vector<Vendor const *>::const_iterator I = VendorList.begin();
163 I != VendorList.end(); I++)
164 delete *I;
165 VendorList.erase(VendorList.begin(),VendorList.end());
166
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167 // Process 'simple-key' type sections
168 const Configuration::Item *Top = Cnf.Tree("simple-key");
169 for (Top = (Top == 0?0:Top->Child); Top != 0; Top = Top->Next)
170 {
171 Configuration Block(Top);
172 Vendor *Vendor;
173
174 Vendor = new pkgSourceList::Vendor;
175
176 Vendor->VendorID = Top->Tag;
177 Vendor->FingerPrint = Block.Find("Fingerprint");
178 Vendor->Description = Block.Find("Name");
179
180 if (Vendor->FingerPrint.empty() == true ||
181 Vendor->Description.empty() == true)
182 {
183 _error->Error(_("Vendor block %s is invalid"), Vendor->VendorID.c_str());
184 delete Vendor;
185 continue;
186 }
187
188 VendorList.push_back(Vendor);
189 }
190
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191 /* XXX Process 'group-key' type sections
192 This is currently faked out so that the vendors file format is
193 parsed but nothing is done with it except check for validity */
194 Top = Cnf.Tree("group-key");
195 for (Top = (Top == 0?0:Top->Child); Top != 0; Top = Top->Next)
196 {
197 Configuration Block(Top);
198 Vendor *Vendor;
199
200 Vendor = new pkgSourceList::Vendor;
201
202 Vendor->VendorID = Top->Tag;
203 Vendor->Description = Block.Find("Name");
204
205 if (Vendor->Description.empty() == true)
206 {
207 _error->Error(_("Vendor block %s is invalid"),
208 Vendor->VendorID.c_str());
209 delete Vendor;
210 continue;
211 }
212
213 VendorList.push_back(Vendor);
214 }
215
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216 return !_error->PendingError();
217}
218 /*}}}*/
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219// SourceList::ReadMainList - Read the main source list from etc /*{{{*/
220// ---------------------------------------------------------------------
221/* */
222bool pkgSourceList::ReadMainList()
223{
a7c835af 224 return ReadVendors() && Read(_config->FindFile("Dir::Etc::sourcelist"));
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225}
226 /*}}}*/
227// SourceList::Read - Parse the sourcelist file /*{{{*/
228// ---------------------------------------------------------------------
229/* */
230bool pkgSourceList::Read(string File)
231{
232 // Open the stream for reading
4d6f8bdf 233 ifstream F(File.c_str(),ios::in /*| ios::nocreate*/);
6c139d6e 234 if (!F != 0)
b2e465d6 235 return _error->Errno("ifstream::ifstream",_("Opening %s"),File.c_str());
6c139d6e 236
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237 for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
238 delete *I;
a7c835af 239 SrcList.erase(SrcList.begin(),SrcList.end());
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240 char Buffer[300];
241
242 int CurLine = 0;
243 while (F.eof() == false)
244 {
245 F.getline(Buffer,sizeof(Buffer));
246 CurLine++;
247 _strtabexpand(Buffer,sizeof(Buffer));
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248 if (F.fail() && !F.eof())
249 return _error->Error(_("Line %u too long in source list %s."),
250 CurLine,File.c_str());
251
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252
253 char *I;
254 for (I = Buffer; *I != 0 && *I != '#'; I++);
255 *I = 0;
256
257 const char *C = _strstrip(Buffer);
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258
259 // Comment or blank
b2e465d6 260 if (C[0] == '#' || C[0] == 0)
6c139d6e 261 continue;
b2e465d6 262
6c139d6e 263 // Grok it
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264 string LineType;
265 if (ParseQuoteWord(C,LineType) == false)
266 return _error->Error(_("Malformed line %u in source list %s (type)"),CurLine,File.c_str());
6c139d6e 267
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268 Type *Parse = Type::GetType(LineType.c_str());
269 if (Parse == 0)
270 return _error->Error(_("Type '%s' is not known in on line %u in source list %s"),LineType.c_str(),CurLine,File.c_str());
6c139d6e 271
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272 // Authenticated repository
273 Vendor const *Vndr = 0;
274 if (C[0] == '[')
275 {
276 string VendorID;
277
278 if (ParseQuoteWord(C,VendorID) == false)
279 return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());
280
281 if (VendorID.length() < 2 || VendorID.end()[-1] != ']')
282 return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());
283 VendorID = string(VendorID,1,VendorID.size()-2);
284
285 for (vector<Vendor const *>::const_iterator iter = VendorList.begin();
286 iter != VendorList.end(); iter++)
287 {
288 if ((*iter)->VendorID == VendorID)
289 {
290 Vndr = *iter;
291 break;
292 }
293 }
294
295 if (Vndr == 0)
296 return _error->Error(_("Unknown vendor ID '%s' in line %u of source list %s"),
297 VendorID.c_str(),CurLine,File.c_str());
298 }
299
300 if (Parse->ParseLine(SrcList,Vndr,C,CurLine,File) == false)
b2e465d6 301 return false;
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302 }
303 return true;
304}
305 /*}}}*/
b2e465d6 306// SourceList::FindIndex - Get the index associated with a file /*{{{*/
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307// ---------------------------------------------------------------------
308/* */
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309bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File,
310 pkgIndexFile *&Found) const
6c139d6e 311{
a7c835af 312 for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
6c139d6e 313 {
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314 if ((*I)->FindInCache(*File.Cache()) == File)
315 {
316 Found = *I;
317 return true;
318 }
be8922fd 319 }
6c139d6e 320
b2e465d6 321 return false;
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322}
323 /*}}}*/
b2e465d6 324// SourceList::GetIndexes - Load the index files into the downloader /*{{{*/
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325// ---------------------------------------------------------------------
326/* */
b2e465d6 327bool pkgSourceList::GetIndexes(pkgAcquire *Owner) const
6c139d6e 328{
a7c835af 329 for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
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330 if ((*I)->GetIndexes(Owner) == false)
331 return false;
332 return true;
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333}
334 /*}}}*/