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Overview
| Comment: | Fix stack buffer overrun problem in the test harness. (CVS 3832) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | cad9faf3ad99b68be4618dff4b3497b1 |
| User & Date: | drh 2007-04-09 20:30:11 |
Context
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2007-04-09
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| 20:45 | Fix crash in delete when existing row has null fields. Previous code assumed that the row had values in all columns, sigh. Fixes bug http://www.sqlite.org/cvstrac/tktview?tn=2289 . (CVS 3833) check-in: 81be7290 user: shess tags: trunk | |
| 20:30 | Fix stack buffer overrun problem in the test harness. (CVS 3832) check-in: cad9faf3 user: drh tags: trunk | |
| 13:49 | Version 3.3.15 (CVS 3831) check-in: ba5f4a55 user: drh tags: trunk | |
Changes
Changes to src/test_hexio.c.
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** implements TCL commands for reading and writing the binary ** database files and displaying the content of those files as ** hexadecimal. We could, in theory, use the built-in "binary" ** command of TCL to do a lot of this, but there are some issues ** with historical versions of the "binary" command. So it seems ** easier and safer to build our own mechanism. ** ** $Id: test_hexio.c,v 1.1 2007/04/06 15:02:14 drh Exp $ */ #include "tcl.h" #include <stdlib.h> #include <string.h> #include <assert.h> /* ................................................................................ return TCL_ERROR; } nOut = hexToBin(zIn, nIn, aOut); if( nOut>=4 ){ memcpy(aNum, aOut, 4); }else{ memset(aNum, 0, sizeof(aNum)); memcpy(&aNum[4-nOut], aOut, 4-nOut); } free(aOut); val = (aNum[0]<<24) | (aNum[1]<<16) | (aNum[2]<<8) | aNum[3]; Tcl_SetObjResult(interp, Tcl_NewIntObj(val)); return TCL_OK; } |
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** implements TCL commands for reading and writing the binary ** database files and displaying the content of those files as ** hexadecimal. We could, in theory, use the built-in "binary" ** command of TCL to do a lot of this, but there are some issues ** with historical versions of the "binary" command. So it seems ** easier and safer to build our own mechanism. ** ** $Id: test_hexio.c,v 1.2 2007/04/09 20:30:11 drh Exp $ */ #include "tcl.h" #include <stdlib.h> #include <string.h> #include <assert.h> /* ................................................................................ return TCL_ERROR; } nOut = hexToBin(zIn, nIn, aOut); if( nOut>=4 ){ memcpy(aNum, aOut, 4); }else{ memset(aNum, 0, sizeof(aNum)); memcpy(&aNum[4-nOut], aOut, nOut); } free(aOut); val = (aNum[0]<<24) | (aNum[1]<<16) | (aNum[2]<<8) | aNum[3]; Tcl_SetObjResult(interp, Tcl_NewIntObj(val)); return TCL_OK; } |