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updated for version 7.3.365

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Problem:    Crash when using a large Unicode character in a file that has
            syntax highlighting. (ngollan)
Solution:   Check for going past the end of the utf tables. (Dominique Pelle)
This commit is contained in:
Bram Moolenaar
2011-12-08 15:09:52 +01:00
parent 2bbafdbcee
commit f0b6b0cc3b
2 changed files with 11 additions and 6 deletions
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15
src/mbyte.c
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@@ -2764,19 +2764,22 @@ utf_convert(a, table, tableSize)
int tableSize;
{
int start, mid, end; /* indices into table */
int entries = tableSize / sizeof(convertStruct);
start = 0;
end = tableSize / sizeof(convertStruct);
end = entries;
while (start < end)
{
/* need to search further */
mid = (end + start) /2;
mid = (end + start) / 2;
if (table[mid].rangeEnd < a)
start = mid + 1;
else
end = mid;
}
if (table[start].rangeStart <= a && a <= table[start].rangeEnd
if (start < entries
&& table[start].rangeStart <= a
&& a <= table[start].rangeEnd
&& (a - table[start].rangeStart) % table[start].step == 0)
return (a + table[start].offset);
else
@@ -2791,7 +2794,7 @@ utf_convert(a, table, tableSize)
utf_fold(a)
int a;
{
return utf_convert(a, foldCase, sizeof(foldCase));
return utf_convert(a, foldCase, (int)sizeof(foldCase));
}
static convertStruct toLower[] =
@@ -3119,7 +3122,7 @@ utf_toupper(a)
return TOUPPER_LOC(a);
/* For any other characters use the above mapping table. */
return utf_convert(a, toUpper, sizeof(toUpper));
return utf_convert(a, toUpper, (int)sizeof(toUpper));
}
int
@@ -3152,7 +3155,7 @@ utf_tolower(a)
return TOLOWER_LOC(a);
/* For any other characters use the above mapping table. */
return utf_convert(a, toLower, sizeof(toLower));
return utf_convert(a, toLower, (int)sizeof(toLower));
}
int

2
src/version.c
View File

@@ -714,6 +714,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
365,
/**/
364,
/**/