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Overview
| Comment: | Fix an uninitialized variable reference in the text generator for "PRAGMA vdbe_trace=ON" output. Problem discovered by OSS-Fuzz. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
e3d487162d1596ce125644f754ed9531 |
| User & Date: | drh 2017-03-16 13:30:58 |
Context
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2017-03-16
| ||
| 14:28 | Simplified OOM detection in the instr() SQL function. check-in: 6d85eb57 user: drh tags: trunk | |
| 13:30 | Fix an uninitialized variable reference in the text generator for "PRAGMA vdbe_trace=ON" output. Problem discovered by OSS-Fuzz. check-in: e3d48716 user: drh tags: trunk | |
| 13:14 | Fix a problem in the "showdb" utility that prevents it from correctly decoding cells with no content beyond the record header. check-in: eb7680a1 user: drh tags: trunk | |
Changes
Changes to src/vdbe.c.
399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 |
assert( (f & (MEM_Dyn|MEM_Ephem))==0 );
}else if( f & MEM_Ephem ){
c = 'e';
assert( (f & (MEM_Static|MEM_Dyn))==0 );
}else{
c = 's';
}
sqlite3_snprintf(100, zCsr, "%c", c);
zCsr += sqlite3Strlen30(zCsr);
sqlite3_snprintf(100, zCsr, "%d[", pMem->n);
zCsr += sqlite3Strlen30(zCsr);
for(i=0; i<16 && i<pMem->n; i++){
sqlite3_snprintf(100, zCsr, "%02X", ((int)pMem->z[i] & 0xFF));
zCsr += sqlite3Strlen30(zCsr);
}
for(i=0; i<16 && i<pMem->n; i++){
char z = pMem->z[i];
if( z<32 || z>126 ) *zCsr++ = '.';
else *zCsr++ = z;
}
sqlite3_snprintf(100, zCsr, "]%s", encnames[pMem->enc]);
zCsr += sqlite3Strlen30(zCsr);
if( f & MEM_Zero ){
sqlite3_snprintf(100, zCsr,"+%dz",pMem->u.nZero);
zCsr += sqlite3Strlen30(zCsr);
}
*zCsr = '\0';
}else if( f & MEM_Str ){
int j, k;
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| < < | < < |
399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 |
assert( (f & (MEM_Dyn|MEM_Ephem))==0 );
}else if( f & MEM_Ephem ){
c = 'e';
assert( (f & (MEM_Static|MEM_Dyn))==0 );
}else{
c = 's';
}
*(zCsr++) = c;
sqlite3_snprintf(100, zCsr, "%d[", pMem->n);
zCsr += sqlite3Strlen30(zCsr);
for(i=0; i<16 && i<pMem->n; i++){
sqlite3_snprintf(100, zCsr, "%02X", ((int)pMem->z[i] & 0xFF));
zCsr += sqlite3Strlen30(zCsr);
}
for(i=0; i<16 && i<pMem->n; i++){
char z = pMem->z[i];
if( z<32 || z>126 ) *zCsr++ = '.';
else *zCsr++ = z;
}
*(zCsr++) = ']';
if( f & MEM_Zero ){
sqlite3_snprintf(100, zCsr,"+%dz",pMem->u.nZero);
zCsr += sqlite3Strlen30(zCsr);
}
*zCsr = '\0';
}else if( f & MEM_Str ){
int j, k;
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