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Fix array subscript overruns identified by Yichen Xie.

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This commit is contained in:
Tom Lane 2003-01-29 01:01:05 +00:00
parent 2e46b762eb
commit b8add56ed0
1 changed files with 5 additions and 5 deletions
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10
src/backend/utils/mb/conversion_procs/euc_tw_and_big5/big5.c
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@ -7,7 +7,7 @@
* *
* 1999/1/15 Tatsuo Ishii * 1999/1/15 Tatsuo Ishii
* *
* $Id: big5.c,v 1.2 2002/09/04 20:31:31 momjian Exp $ * $Id: big5.c,v 1.3 2003/01/29 01:01:05 tgl Exp $
*/ */
/* can be used in either frontend or backend */ /* can be used in either frontend or backend */
@ -299,7 +299,7 @@ BIG5toCNS(unsigned short big5, unsigned char *lc)
{ {
/* level 1 */ /* level 1 */
for (i = 0; i < sizeof(b1c4) / sizeof(unsigned short); i++) for (i = 0; i < sizeof(b1c4) / (sizeof(unsigned short) * 2); i++)
{ {
if (b1c4[i][0] == big5) if (b1c4[i][0] == big5)
{ {
@ -320,7 +320,7 @@ BIG5toCNS(unsigned short big5, unsigned char *lc)
else else
{ {
/* level 2 */ /* level 2 */
for (i = 0; i < sizeof(b2c3) / sizeof(unsigned short); i++) for (i = 0; i < sizeof(b2c3) / (sizeof(unsigned short) * 2); i++)
{ {
if (b2c3[i][0] == big5) if (b2c3[i][0] == big5)
{ {
@ -359,14 +359,14 @@ CNStoBIG5(unsigned short cns, unsigned char lc)
big5 = BinarySearchRange(cnsPlane2ToBig5Level2, 47, cns); big5 = BinarySearchRange(cnsPlane2ToBig5Level2, 47, cns);
break; break;
case LC_CNS11643_3: case LC_CNS11643_3:
for (i = 0; i < sizeof(b2c3) / sizeof(unsigned short); i++) for (i = 0; i < sizeof(b2c3) / (sizeof(unsigned short) * 2); i++)
{ {
if (b2c3[i][1] == cns) if (b2c3[i][1] == cns)
return (b2c3[i][0]); return (b2c3[i][0]);
} }
break; break;
case LC_CNS11643_4: case LC_CNS11643_4:
for (i = 0; i < sizeof(b1c4) / sizeof(unsigned short); i++) for (i = 0; i < sizeof(b1c4) / (sizeof(unsigned short) * 2); i++)
{ {
if (b1c4[i][1] == cns) if (b1c4[i][1] == cns)
return (b1c4[i][0]); return (b1c4[i][0]);