* Better documentation for apt-get --option

[apt.git] / ftparchive / cachedb.h

diff --git a/ftparchive/cachedb.h b/ftparchive/cachedb.h
index 1b043e1aa33aad8f319f826f89bc2b10e50e9628..c10f41eccc5300769f51009935382156c117d504 100644 (file)
--- a/ftparchive/cachedb.h
+++ b/ftparchive/cachedb.h
@@ -12,9 +12,7 @@
 #ifndef CACHEDB_H
 #define CACHEDB_H
 
-#ifdef __GNUG__
-#pragma interface "cachedb.h"
-#endif 
+
 
 #include <db.h>
 #include <string>
@@ -44,7 +42,7 @@ class CacheDB
       memset(&Key,0,sizeof(Key));
       memset(&Data,0,sizeof(Data));
       Key.data = TmpKey;
-      Key.size = snprintf(TmpKey,sizeof(TmpKey),"%s:%s",Type,FileName.c_str());
+      Key.size = snprintf(TmpKey,sizeof(TmpKey),"%s:%s",FileName.c_str(), Type);
    }
    
    inline bool Get() 
@@ -64,19 +62,31 @@ class CacheDB
       }
       return true;
    }
+   bool OpenFile();
+   bool GetFileStat();
+   bool GetCurStat();
+   bool LoadControl();
+   bool LoadContents(bool GenOnly);
+   bool GetMD5(bool GenOnly);
+   bool GetSHA1(bool GenOnly);
+   bool GetSHA256(bool GenOnly);
    
    // Stat info stored in the DB, Fixed types since it is written to disk.
-   enum FlagList {FlControl = (1<<0),FlMD5=(1<<1),FlContents=(1<<2)};
+   enum FlagList {FlControl = (1<<0),FlMD5=(1<<1),FlContents=(1<<2),
+       FlSize=(1<<3), FlSHA1=(1<<4), FlSHA256=(1<<5)};
    struct StatStore
    {
-      time_t   mtime;          
       uint32_t Flags;
+      uint32_t mtime;          
+      uint32_t FileSize;
+      uint8_t  MD5[16];
+      uint8_t  SHA1[20];
+      uint8_t  SHA256[32];
    } CurStat;
    struct StatStore OldStat;
    
    // 'set' state
    string FileName;
-   struct stat FileStat;
    FileFd *Fd;
    debDebFile *DebFile;
    
@@ -85,34 +95,42 @@ class CacheDB
    // Data collection helpers
    debDebFile::MemControlExtract Control;
    ContentsExtract Contents;
+   string MD5Res;
+   string SHA1Res;
+   string SHA256Res;
    
    // Runtime statistics
    struct Stats
    {
       double Bytes;
       double MD5Bytes;
+      double SHA1Bytes;
+      double SHA256Bytes;
       unsigned long Packages;
       unsigned long Misses;  
       unsigned long DeLinkBytes;
       
-      inline void Add(const Stats &S) {Bytes += S.Bytes; MD5Bytes += S.MD5Bytes;
+      inline void Add(const Stats &S) {
+        Bytes += S.Bytes; MD5Bytes += S.MD5Bytes; SHA1Bytes += S.SHA1Bytes; 
+        SHA256Bytes += S.SHA256Bytes;
         Packages += S.Packages; Misses += S.Misses; DeLinkBytes += S.DeLinkBytes;};
-      Stats() : Bytes(0), MD5Bytes(0), Packages(0), Misses(0), DeLinkBytes(0) {};
+      Stats() : Bytes(0), MD5Bytes(0), SHA1Bytes(0), SHA256Bytes(0), Packages(0), Misses(0), DeLinkBytes(0) {};
    } Stats;
    
    bool ReadyDB(string DB);
    inline bool DBFailed() {return Dbp != 0 && DBLoaded == false;};
    inline bool Loaded() {return DBLoaded == true;};
    
+   inline off_t GetFileSize(void) {return CurStat.FileSize;}
+   
    bool SetFile(string FileName,struct stat St,FileFd *Fd);
-   bool LoadControl();
-   bool LoadContents(bool GenOnly);
-   bool GetMD5(string &MD5Res,bool GenOnly);
+   bool GetFileInfo(string FileName, bool DoControl, bool DoContents,
+                  bool GenContentsOnly, bool DoMD5, bool DoSHA1, bool DoSHA256);
    bool Finish();   
    
    bool Clean();
    
-   CacheDB(string DB) : Dbp(0), DebFile(0) {ReadyDB(DB);};
+   CacheDB(string DB) : Dbp(0), Fd(NULL), DebFile(0) {ReadyDB(DB);};
    ~CacheDB() {ReadyDB(string()); delete DebFile;};
 };