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Overview
| Comment: | Do not cast an unsigned int into an int for comparison. (CVS 6720) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 302ab855e62dfae8507800302dae479e0494b81a |
| User & Date: | drh 2009-06-05 16:46:53 |
Context
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2009-06-05
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| 17:09 | Remove leftover "breakpoint" commands from test scripts. Also remove blank lines at the end of scripts. (CVS 6721) check-in: 1fef16ec user: drh tags: trunk | |
| 16:46 | Do not cast an unsigned int into an int for comparison. (CVS 6720) check-in: 302ab855 user: drh tags: trunk | |
| 14:17 | Take care that a corrupt variable-length integer does not cause 32-bit integer overflow when parsing a record format, nor cause excessively large memory allocations. (CVS 6719) check-in: 38b20327 user: drh tags: trunk | |
Changes
Changes to src/vdbe.c.
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** ** Various scripts scan this source file in order to generate HTML ** documentation, headers files, or other derived files. The formatting ** of the code in this file is, therefore, important. See other comments ** in this file for details. If in doubt, do not deviate from existing ** commenting and indentation practices when changing or adding code. ** ** $Id: vdbe.c,v 1.847 2009/06/05 14:17:24 drh Exp $ */ #include "sqliteInt.h" #include "vdbeInt.h" /* ** The following global variable is incremented every time a cursor ** moves, either by the OP_SeekXX, OP_Next, or OP_Prev opcodes. The test ................................................................................ if( rc ) goto abort_due_to_error; if( pC->isIndex ){ assert( !pC->isTable ); sqlite3BtreeKeySize(pCrsr, &n64); if( n64>db->aLimit[SQLITE_LIMIT_LENGTH] ){ goto too_big; } n = (int)n64; }else{ sqlite3BtreeDataSize(pCrsr, &n); if( (int)n>db->aLimit[SQLITE_LIMIT_LENGTH] ){ goto too_big; } } if( sqlite3VdbeMemGrow(pOut, n, 0) ){ goto no_mem; } pOut->n = n; |
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** ** Various scripts scan this source file in order to generate HTML ** documentation, headers files, or other derived files. The formatting ** of the code in this file is, therefore, important. See other comments ** in this file for details. If in doubt, do not deviate from existing ** commenting and indentation practices when changing or adding code. ** ** $Id: vdbe.c,v 1.848 2009/06/05 16:46:53 drh Exp $ */ #include "sqliteInt.h" #include "vdbeInt.h" /* ** The following global variable is incremented every time a cursor ** moves, either by the OP_SeekXX, OP_Next, or OP_Prev opcodes. The test ................................................................................ if( rc ) goto abort_due_to_error; if( pC->isIndex ){ assert( !pC->isTable ); sqlite3BtreeKeySize(pCrsr, &n64); if( n64>db->aLimit[SQLITE_LIMIT_LENGTH] ){ goto too_big; } n = (u32)n64; }else{ sqlite3BtreeDataSize(pCrsr, &n); if( n>db->aLimit[SQLITE_LIMIT_LENGTH] ){ goto too_big; } } if( sqlite3VdbeMemGrow(pOut, n, 0) ){ goto no_mem; } pOut->n = n; |