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Overview
Comment: | Fix a 1-byte buffer overwrite that can occur when a virtual table overloads an SQL function. (CVS 6833) |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
bfe336a8993e06e70d3c32a929202fb0 |
User & Date: | danielk1977 2009-07-01 18:04:21.000 |
Context
2009-07-01
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18:09 | Change to test code and scripts allowing memsys3 to be tested using a build that has both memsys3 and memsys5 enabled. (CVS 6834) (check-in: a00aeec21c user: danielk1977 tags: trunk) | |
18:04 | Fix a 1-byte buffer overwrite that can occur when a virtual table overloads an SQL function. (CVS 6833) (check-in: bfe336a899 user: danielk1977 tags: trunk) | |
16:12 | Report an error if a USING or ON clause is specified following a from-list element that is not to the right of a join operator. Fix for #3846. (CVS 6832) (check-in: 29b48972b6 user: danielk1977 tags: trunk) | |
Changes
Changes to src/vtab.c.
1 2 3 4 5 6 7 8 9 10 11 12 13 | /* ** 2006 June 10 ** ** The author disclaims copyright to this source code. In place of ** a legal notice, here is a blessing: ** ** May you do good and not evil. ** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ************************************************************************* ** This file contains code used to help implement virtual tables. ** | | | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | /* ** 2006 June 10 ** ** The author disclaims copyright to this source code. In place of ** a legal notice, here is a blessing: ** ** May you do good and not evil. ** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ************************************************************************* ** This file contains code used to help implement virtual tables. ** ** $Id: vtab.c,v 1.92 2009/07/01 18:04:21 danielk1977 Exp $ */ #ifndef SQLITE_OMIT_VIRTUALTABLE #include "sqliteInt.h" /* ** The actual function that does the work of creating a new module. ** This function implements the sqlite3_create_module() and |
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821 822 823 824 825 826 827 | if( rc==0 ){ return pDef; } /* Create a new ephemeral function definition for the overloaded ** function */ pNew = sqlite3DbMallocZero(db, sizeof(*pNew) | | | 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 | if( rc==0 ){ return pDef; } /* Create a new ephemeral function definition for the overloaded ** function */ pNew = sqlite3DbMallocZero(db, sizeof(*pNew) + sqlite3Strlen30(pDef->zName) + 1); if( pNew==0 ){ return pDef; } *pNew = *pDef; pNew->zName = (char *)&pNew[1]; memcpy(pNew->zName, pDef->zName, sqlite3Strlen30(pDef->zName)+1); pNew->xFunc = xFunc; |
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