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Never use strlen(). Use our own internal sqlite3Strlen30() which is

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guaranteed to never overflow an integer.  Additional explicit casts to
avoid nuisance warning messages. (CVS 6007)

FossilOrigin-Name: c872d554930ecf221ac2be5f886d5d67bb35288c
This commit is contained in:
drh
2008-12-10 19:26:22 +00:00
parent b27b7f5d3b
commit ea6788322e
35 changed files with 300 additions and 250 deletions
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6
src/os_os2.c
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@@ -12,7 +12,7 @@
**
** This file contains code that is specific to OS/2.
**
** $Id: os_os2.c,v 1.62 2008/11/26 20:03:21 pweilbacher Exp $
** $Id: os_os2.c,v 1.63 2008/12/10 19:26:24 drh Exp $
*/
#include "sqliteInt.h"
@@ -694,7 +694,7 @@ static int getTempname(int nBuf, char *zBuf ){
/* Strip off a trailing slashes or backslashes, otherwise we would get *
* multiple (back)slashes which causes DosOpen() to fail. *
* Trailing spaces are not allowed, either. */
j = strlen(zTempPath);
j = sqlite3Strlen30(zTempPath);
while( j > 0 && ( zTempPath[j-1] == '\\' || zTempPath[j-1] == '/'
|| zTempPath[j-1] == ' ' ) ){
j--;
@@ -709,7 +709,7 @@ static int getTempname(int nBuf, char *zBuf ){
sqlite3_snprintf( nBuf-30, zBuf,
"%s\\"SQLITE_TEMP_FILE_PREFIX, zTempPath );
}
j = strlen( zBuf );
j = sqlite3Strlen30( zBuf );
sqlite3_randomness( 20, &zBuf[j] );
for( i = 0; i < 20; i++, j++ ){
zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ];