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Overview
| Comment: | Fix a buffer-overflow problem in the randStr function (used only for testing). (CVS 1182) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
42c79edc2e8d1051b3bca915b4b205c6 |
| User & Date: | drh 2004-01-16 13:58:18 |
Context
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2004-01-16
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| 15:55 | Incremental code compaction in expr.c. Now about 4% smaller. Lots more work to do. (CVS 1183) check-in: d292ba51 user: drh tags: trunk | |
| 13:58 | Fix a buffer-overflow problem in the randStr function (used only for testing). (CVS 1182) check-in: 42c79edc user: drh tags: trunk | |
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2004-01-15
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| 13:29 | More aggressive retry schedule in sqlite_busy_timeout(). (CVS 1181) check-in: 5e85025b user: drh tags: trunk | |
Changes
Changes to src/func.c.
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** This file contains the C functions that implement various SQL ** functions of SQLite. ** ** There is only one exported symbol in this file - the function ** sqliteRegisterBuildinFunctions() found at the bottom of the file. ** All other code has file scope. ** ** $Id: func.c,v 1.35 2004/01/02 13:17:49 drh Exp $ */ #include <ctype.h> #include <math.h> #include <stdlib.h> #include <assert.h> #include "sqliteInt.h" #include "os.h" ................................................................................ if( iMin>=sizeof(zBuf) ) iMin = sizeof(zBuf)-1; }else{ iMin = 1; } if( argc>=2 ){ iMax = atoi(argv[1]); if( iMax<iMin ) iMax = iMin; if( iMax>=sizeof(zBuf) ) iMax = sizeof(zBuf); }else{ iMax = 50; } n = iMin; if( iMax>iMin ){ r = sqliteRandomInteger() & 0x7fffffff; n += r%(iMax + 1 - iMin); } r = 0; for(i=0; i<n; i++){ r = (r + sqliteRandomByte())% (sizeof(zSrc)-1); zBuf[i] = zSrc[r]; } zBuf[n] = 0; sqlite_set_result_string(context, zBuf, n); |
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** This file contains the C functions that implement various SQL ** functions of SQLite. ** ** There is only one exported symbol in this file - the function ** sqliteRegisterBuildinFunctions() found at the bottom of the file. ** All other code has file scope. ** ** $Id: func.c,v 1.36 2004/01/16 13:58:18 drh Exp $ */ #include <ctype.h> #include <math.h> #include <stdlib.h> #include <assert.h> #include "sqliteInt.h" #include "os.h" ................................................................................ if( iMin>=sizeof(zBuf) ) iMin = sizeof(zBuf)-1; }else{ iMin = 1; } if( argc>=2 ){ iMax = atoi(argv[1]); if( iMax<iMin ) iMax = iMin; if( iMax>=sizeof(zBuf) ) iMax = sizeof(zBuf)-1; }else{ iMax = 50; } n = iMin; if( iMax>iMin ){ r = sqliteRandomInteger() & 0x7fffffff; n += r%(iMax + 1 - iMin); } assert( n<sizeof(zBuf) ); r = 0; for(i=0; i<n; i++){ r = (r + sqliteRandomByte())% (sizeof(zSrc)-1); zBuf[i] = zSrc[r]; } zBuf[n] = 0; sqlite_set_result_string(context, zBuf, n); |