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Overview
| Comment: | Change the windows tempfile name generator so that it uses 119 bits of randomness and does not bother to check to see if the file already exists. Ticket #2608. (Unable to test from this machine, but the changes are simple and isolated. Hope it works.) (CVS 4357) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ca6c1e3f44d8b9d9b76a0efe53ea6a6a |
| User & Date: | drh 2007-09-01 02:13:11 |
Context
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2007-09-01
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| 05:57 | Call sqlite3OsDlError to obtain error information after DlOpen or DlSym fail. (CVS 4358) check-in: 3d74256c user: danielk1977 tags: trunk | |
| 02:13 | Change the windows tempfile name generator so that it uses 119 bits of randomness and does not bother to check to see if the file already exists. Ticket #2608. (Unable to test from this machine, but the changes are simple and isolated. Hope it works.) (CVS 4357) check-in: ca6c1e3f user: drh tags: trunk | |
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2007-08-31
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| 18:50 | Get make doc working again. (CVS 4356) check-in: 8f73ebc6 user: drh tags: trunk | |
Changes
Changes to src/os_win.c.
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free(zUtf8);
}else{
return SQLITE_NOMEM;
}
}
for(i=strlen(zTempPath); i>0 && zTempPath[i-1]=='\\'; i--){}
zTempPath[i] = 0;
for(;;){
sqlite3_snprintf(pVfs->mxPathname-30, zBuf,
"%s\\"SQLITE_TEMP_FILE_PREFIX, zTempPath);
j = strlen(zBuf);
sqlite3Randomness(15, &zBuf[j]);
for(i=0; i<15; i++, j++){
zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ];
}
zBuf[j] = 0;
if( !sqlite3OsAccess(pVfs, zBuf, SQLITE_ACCESS_EXISTS) ) break;
}
OSTRACE2("TEMP FILENAME: %s\n", zBuf);
return SQLITE_OK;
}
/*
** Turn a relative pathname into a full pathname. Write the full
** pathname into zOut[]. zOut[] will be at least pVfs->mxPathname
|
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free(zUtf8);
}else{
return SQLITE_NOMEM;
}
}
for(i=strlen(zTempPath); i>0 && zTempPath[i-1]=='\\'; i--){}
zTempPath[i] = 0;
sqlite3_snprintf(pVfs->mxPathname-30, zBuf,
"%s\\"SQLITE_TEMP_FILE_PREFIX, zTempPath);
j = strlen(zBuf);
sqlite3Randomness(20, &zBuf[j]);
for(i=0; i<20; i++, j++){
zBuf[j] = (char)zChars[ ((unsigned char)zBuf[j])%(sizeof(zChars)-1) ];
}
zBuf[j] = 0;
OSTRACE2("TEMP FILENAME: %s\n", zBuf);
return SQLITE_OK;
}
/*
** Turn a relative pathname into a full pathname. Write the full
** pathname into zOut[]. zOut[] will be at least pVfs->mxPathname
|