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Overview
| Comment: | Removed all C++ style comments. Ticket #3172. (CVS 5207) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
59f72425eb9acd270110a6a739f98a04 |
| User & Date: | shane 2008-06-12 02:16:45 |
Context
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2008-06-12
| ||
| 02:24 | Added x86_64 version of hwtime function. Ticket #3156. (CVS 5208) (check-in: 0729f5c3 user: shane tags: trunk) | |
| 02:16 | Removed all C++ style comments. Ticket #3172. (CVS 5207) (check-in: 59f72425 user: shane tags: trunk) | |
| 00:07 | Additional refinements to the new sqlite3_initialize() interface design. (CVS 5206) (check-in: 14a9b945 user: drh tags: trunk) | |
Changes
Changes to src/os_os2.c.
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** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ****************************************************************************** ** ** This file contains code that is specific to OS/2. ** ** $Id: os_os2.c,v 1.40 2008/05/20 19:08:54 pweilbacher Exp $ */ #include "sqliteInt.h" #if OS_OS2 /* ................................................................................ ULONG ulAction; char *zNameCp; memset( pFile, 0, sizeof(*pFile) ); OSTRACE2( "OPEN want %d\n", flags ); //ulOpenMode = flags & SQLITE_OPEN_READWRITE ? OPEN_ACCESS_READWRITE : OPEN_ACCESS_READONLY; if( flags & SQLITE_OPEN_READWRITE ){ ulOpenMode |= OPEN_ACCESS_READWRITE; OSTRACE1( "OPEN read/write\n" ); }else{ ulOpenMode |= OPEN_ACCESS_READONLY; OSTRACE1( "OPEN read only\n" ); } //ulOpenFlags = flags & SQLITE_OPEN_CREATE ? OPEN_ACTION_CREATE_IF_NEW : OPEN_ACTION_FAIL_IF_NEW; if( flags & SQLITE_OPEN_CREATE ){ ulOpenFlags |= OPEN_ACTION_OPEN_IF_EXISTS | OPEN_ACTION_CREATE_IF_NEW; OSTRACE1( "OPEN open new/create\n" ); }else{ ulOpenFlags |= OPEN_ACTION_OPEN_IF_EXISTS | OPEN_ACTION_FAIL_IF_NEW; OSTRACE1( "OPEN open existing\n" ); } //ulOpenMode |= flags & SQLITE_OPEN_MAIN_DB ? OPEN_SHARE_DENYNONE : OPEN_SHARE_DENYWRITE; if( flags & SQLITE_OPEN_MAIN_DB ){ ulOpenMode |= OPEN_SHARE_DENYNONE; OSTRACE1( "OPEN share read/write\n" ); }else{ ulOpenMode |= OPEN_SHARE_DENYWRITE; OSTRACE1( "OPEN share read only\n" ); } if( flags & (SQLITE_OPEN_TEMP_DB | SQLITE_OPEN_TEMP_JOURNAL | SQLITE_OPEN_SUBJOURNAL) ){ char pathUtf8[CCHMAXPATH]; //ulFileAttribute = FILE_HIDDEN; //for debugging, we want to make sure it is deleted ulFileAttribute = FILE_NORMAL; sqlite3OsFullPathname( pVfs, zName, CCHMAXPATH, pathUtf8 ); pFile->pathToDel = convertUtf8PathToCp( pathUtf8 ); OSTRACE1( "OPEN hidden/delete on close file attributes\n" ); }else{ ulFileAttribute = FILE_ARCHIVED | FILE_NORMAL; pFile->pathToDel = NULL; |
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** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ****************************************************************************** ** ** This file contains code that is specific to OS/2. ** ** $Id: os_os2.c,v 1.41 2008/06/12 02:16:45 shane Exp $ */ #include "sqliteInt.h" #if OS_OS2 /* ................................................................................ ULONG ulAction; char *zNameCp; memset( pFile, 0, sizeof(*pFile) ); OSTRACE2( "OPEN want %d\n", flags ); /*ulOpenMode = flags & SQLITE_OPEN_READWRITE ? OPEN_ACCESS_READWRITE : OPEN_ACCESS_READONLY;*/ if( flags & SQLITE_OPEN_READWRITE ){ ulOpenMode |= OPEN_ACCESS_READWRITE; OSTRACE1( "OPEN read/write\n" ); }else{ ulOpenMode |= OPEN_ACCESS_READONLY; OSTRACE1( "OPEN read only\n" ); } /*ulOpenFlags = flags & SQLITE_OPEN_CREATE ? OPEN_ACTION_CREATE_IF_NEW : OPEN_ACTION_FAIL_IF_NEW;*/ if( flags & SQLITE_OPEN_CREATE ){ ulOpenFlags |= OPEN_ACTION_OPEN_IF_EXISTS | OPEN_ACTION_CREATE_IF_NEW; OSTRACE1( "OPEN open new/create\n" ); }else{ ulOpenFlags |= OPEN_ACTION_OPEN_IF_EXISTS | OPEN_ACTION_FAIL_IF_NEW; OSTRACE1( "OPEN open existing\n" ); } /*ulOpenMode |= flags & SQLITE_OPEN_MAIN_DB ? OPEN_SHARE_DENYNONE : OPEN_SHARE_DENYWRITE;*/ if( flags & SQLITE_OPEN_MAIN_DB ){ ulOpenMode |= OPEN_SHARE_DENYNONE; OSTRACE1( "OPEN share read/write\n" ); }else{ ulOpenMode |= OPEN_SHARE_DENYWRITE; OSTRACE1( "OPEN share read only\n" ); } if( flags & (SQLITE_OPEN_TEMP_DB | SQLITE_OPEN_TEMP_JOURNAL | SQLITE_OPEN_SUBJOURNAL) ){ char pathUtf8[CCHMAXPATH]; /*ulFileAttribute = FILE_HIDDEN; //for debugging, we want to make sure it is deleted*/ ulFileAttribute = FILE_NORMAL; sqlite3OsFullPathname( pVfs, zName, CCHMAXPATH, pathUtf8 ); pFile->pathToDel = convertUtf8PathToCp( pathUtf8 ); OSTRACE1( "OPEN hidden/delete on close file attributes\n" ); }else{ ulFileAttribute = FILE_ARCHIVED | FILE_NORMAL; pFile->pathToDel = NULL; |
Changes to src/util.c.
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** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.230 2008/05/19 15:54:59 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> /* ................................................................................ ** Read a 64-bit variable-length integer from memory starting at p[0]. ** Return the number of bytes read. The value is stored in *v. */ int sqlite3GetVarint(const unsigned char *p, u64 *v){ u32 a,b,s; a = *p; // a: p0 (unmasked) if (!(a&0x80)) { *v = a; return 1; } p++; b = *p; // b: p1 (unmasked) if (!(b&0x80)) { a &= 0x7f; a = a<<7; a |= b; *v = a; return 2; } p++; a = a<<14; a |= *p; // a: p0<<14 | p2 (unmasked) if (!(a&0x80)) { a &= (0x7f<<14)|(0x7f); b &= 0x7f; b = b<<7; a |= b; *v = a; return 3; } // CSE1 from below a &= (0x7f<<14)|(0x7f); p++; b = b<<14; b |= *p; // b: p1<<14 | p3 (unmasked) if (!(b&0x80)) { b &= (0x7f<<14)|(0x7f); // moved CSE1 up // a &= (0x7f<<14)|(0x7f); a = a<<7; a |= b; *v = a; return 4; } // a: p0<<14 | p2 (masked) // b: p1<<14 | p3 (unmasked) // 1:save off p0<<21 | p1<<14 | p2<<7 | p3 (masked) // moved CSE1 up // a &= (0x7f<<14)|(0x7f); b &= (0x7f<<14)|(0x7f); s = a; // s: p0<<14 | p2 (masked) p++; a = a<<14; a |= *p; // a: p0<<28 | p2<<14 | p4 (unmasked) if (!(a&0x80)) { // we can skip these cause they were (effectively) done above in calc'ing s // a &= (0x7f<<28)|(0x7f<<14)|(0x7f); // b &= (0x7f<<14)|(0x7f); b = b<<7; a |= b; s = s>>18; *v = ((u64)s)<<32 | a; return 5; } // 2:save off p0<<21 | p1<<14 | p2<<7 | p3 (masked) s = s<<7; s |= b; // s: p0<<21 | p1<<14 | p2<<7 | p3 (masked) p++; b = b<<14; b |= *p; // b: p1<<28 | p3<<14 | p5 (unmasked) if (!(b&0x80)) { // we can skip this cause it was (effectively) done above in calc'ing s // b &= (0x7f<<28)|(0x7f<<14)|(0x7f); a &= (0x7f<<14)|(0x7f); a = a<<7; a |= b; s = s>>18; *v = ((u64)s)<<32 | a; return 6; } p++; a = a<<14; a |= *p; // a: p2<<28 | p4<<14 | p6 (unmasked) if (!(a&0x80)) { a &= (0x7f<<28)|(0x7f<<14)|(0x7f); b &= (0x7f<<14)|(0x7f); b = b<<7; a |= b; s = s>>11; *v = ((u64)s)<<32 | a; return 7; } // CSE2 from below a &= (0x7f<<14)|(0x7f); p++; b = b<<14; b |= *p; // b: p3<<28 | p5<<14 | p7 (unmasked) if (!(b&0x80)) { b &= (0x7f<<28)|(0x7f<<14)|(0x7f); // moved CSE2 up // a &= (0x7f<<14)|(0x7f); a = a<<7; a |= b; s = s>>4; *v = ((u64)s)<<32 | a; return 8; } p++; a = a<<15; a |= *p; // a: p4<<29 | p6<<15 | p8 (unmasked) // moved CSE2 up // a &= (0x7f<<29)|(0x7f<<15)|(0xff); b &= (0x7f<<14)|(0x7f); b = b<<8; a |= b; s = s<<4; b = p[-4]; b &= 0x7f; ................................................................................ ** single-byte case. All code should use the MACRO version as ** this function assumes the single-byte case has already been handled. */ int sqlite3GetVarint32(const unsigned char *p, u32 *v){ u32 a,b; a = *p; // a: p0 (unmasked) #ifndef getVarint32 if (!(a&0x80)) { *v = a; return 1; } #endif p++; b = *p; // b: p1 (unmasked) if (!(b&0x80)) { a &= 0x7f; a = a<<7; *v = a | b; return 2; } p++; a = a<<14; a |= *p; // a: p0<<14 | p2 (unmasked) if (!(a&0x80)) { a &= (0x7f<<14)|(0x7f); b &= 0x7f; b = b<<7; *v = a | b; return 3; } p++; b = b<<14; b |= *p; // b: p1<<14 | p3 (unmasked) if (!(b&0x80)) { b &= (0x7f<<14)|(0x7f); a &= (0x7f<<14)|(0x7f); a = a<<7; *v = a | b; return 4; } p++; a = a<<14; a |= *p; // a: p0<<28 | p2<<14 | p4 (unmasked) if (!(a&0x80)) { a &= (0x7f<<28)|(0x7f<<14)|(0x7f); b &= (0x7f<<28)|(0x7f<<14)|(0x7f); b = b<<7; *v = a | b; return 5; |
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** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.231 2008/06/12 02:16:45 shane Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> /* ................................................................................ ** Read a 64-bit variable-length integer from memory starting at p[0]. ** Return the number of bytes read. The value is stored in *v. */ int sqlite3GetVarint(const unsigned char *p, u64 *v){ u32 a,b,s; a = *p; /* a: p0 (unmasked) */ if (!(a&0x80)) { *v = a; return 1; } p++; b = *p; /* b: p1 (unmasked) */ if (!(b&0x80)) { a &= 0x7f; a = a<<7; a |= b; *v = a; return 2; } p++; a = a<<14; a |= *p; /* a: p0<<14 | p2 (unmasked) */ if (!(a&0x80)) { a &= (0x7f<<14)|(0x7f); b &= 0x7f; b = b<<7; a |= b; *v = a; return 3; } /* CSE1 from below */ a &= (0x7f<<14)|(0x7f); p++; b = b<<14; b |= *p; /* b: p1<<14 | p3 (unmasked) */ if (!(b&0x80)) { b &= (0x7f<<14)|(0x7f); /* moved CSE1 up */ /* a &= (0x7f<<14)|(0x7f); */ a = a<<7; a |= b; *v = a; return 4; } /* a: p0<<14 | p2 (masked) */ /* b: p1<<14 | p3 (unmasked) */ /* 1:save off p0<<21 | p1<<14 | p2<<7 | p3 (masked) */ /* moved CSE1 up */ /* a &= (0x7f<<14)|(0x7f); */ b &= (0x7f<<14)|(0x7f); s = a; /* s: p0<<14 | p2 (masked) */ p++; a = a<<14; a |= *p; /* a: p0<<28 | p2<<14 | p4 (unmasked) */ if (!(a&0x80)) { /* we can skip these cause they were (effectively) done above in calc'ing s */ /* a &= (0x7f<<28)|(0x7f<<14)|(0x7f); */ /* b &= (0x7f<<14)|(0x7f); */ b = b<<7; a |= b; s = s>>18; *v = ((u64)s)<<32 | a; return 5; } /* 2:save off p0<<21 | p1<<14 | p2<<7 | p3 (masked) */ s = s<<7; s |= b; /* s: p0<<21 | p1<<14 | p2<<7 | p3 (masked) */ p++; b = b<<14; b |= *p; /* b: p1<<28 | p3<<14 | p5 (unmasked) */ if (!(b&0x80)) { /* we can skip this cause it was (effectively) done above in calc'ing s */ /* b &= (0x7f<<28)|(0x7f<<14)|(0x7f); */ a &= (0x7f<<14)|(0x7f); a = a<<7; a |= b; s = s>>18; *v = ((u64)s)<<32 | a; return 6; } p++; a = a<<14; a |= *p; /* a: p2<<28 | p4<<14 | p6 (unmasked) */ if (!(a&0x80)) { a &= (0x7f<<28)|(0x7f<<14)|(0x7f); b &= (0x7f<<14)|(0x7f); b = b<<7; a |= b; s = s>>11; *v = ((u64)s)<<32 | a; return 7; } /* CSE2 from below */ a &= (0x7f<<14)|(0x7f); p++; b = b<<14; b |= *p; /* b: p3<<28 | p5<<14 | p7 (unmasked) */ if (!(b&0x80)) { b &= (0x7f<<28)|(0x7f<<14)|(0x7f); /* moved CSE2 up */ /* a &= (0x7f<<14)|(0x7f); */ a = a<<7; a |= b; s = s>>4; *v = ((u64)s)<<32 | a; return 8; } p++; a = a<<15; a |= *p; /* a: p4<<29 | p6<<15 | p8 (unmasked) */ /* moved CSE2 up */ /* a &= (0x7f<<29)|(0x7f<<15)|(0xff); */ b &= (0x7f<<14)|(0x7f); b = b<<8; a |= b; s = s<<4; b = p[-4]; b &= 0x7f; ................................................................................ ** single-byte case. All code should use the MACRO version as ** this function assumes the single-byte case has already been handled. */ int sqlite3GetVarint32(const unsigned char *p, u32 *v){ u32 a,b; a = *p; /* a: p0 (unmasked) */ #ifndef getVarint32 if (!(a&0x80)) { *v = a; return 1; } #endif p++; b = *p; /* b: p1 (unmasked) */ if (!(b&0x80)) { a &= 0x7f; a = a<<7; *v = a | b; return 2; } p++; a = a<<14; a |= *p; /* a: p0<<14 | p2 (unmasked) */ if (!(a&0x80)) { a &= (0x7f<<14)|(0x7f); b &= 0x7f; b = b<<7; *v = a | b; return 3; } p++; b = b<<14; b |= *p; /* b: p1<<14 | p3 (unmasked) */ if (!(b&0x80)) { b &= (0x7f<<14)|(0x7f); a &= (0x7f<<14)|(0x7f); a = a<<7; *v = a | b; return 4; } p++; a = a<<14; a |= *p; /* a: p0<<28 | p2<<14 | p4 (unmasked) */ if (!(a&0x80)) { a &= (0x7f<<28)|(0x7f<<14)|(0x7f); b &= (0x7f<<28)|(0x7f<<14)|(0x7f); b = b<<7; *v = a | b; return 5; |