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Property list bugfix

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@3690 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 1999-02-11 11:05:17 +00:00
parent ddd2fac221
commit 63416c11e1
2 changed files with 93 additions and 17 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Thu Feb 11 9:51:00 1999 Richard Frith-Macdonald <richard@brainstorm.co.uk>
* Source/NSString.m: Fixed error in property-list parsing - was not
taking into account octal and hexadecimal escape sequences.
Thu Feb 11 9:51:00 1999 Richard Frith-Macdonald <richard@brainstorm.co.uk>
* Source/NSUserDefaults.m: ([-dealloc]) invalidate timer so we can't

105
Source/NSString.m
View file

@ -2970,8 +2970,9 @@ static BOOL skipSpace(pldata *pld)
static inline id parseQuotedString(pldata* pld)
{
unsigned start = ++pld->pos;
BOOL escaped = NO;
unsigned escaped = 0;
unsigned shrink = 0;
BOOL hex = NO;
NSString *obj;
while (pld->pos < pld->end)
@ -2980,13 +2981,44 @@ static inline id parseQuotedString(pldata* pld)
if (escaped)
{
escaped = NO;
if (escaped == 1 && c == '0')
{
escaped = 2;
hex = NO;
}
else if (escaped > 1)
{
if (escaped == 2 && c == 'x')
{
hex = YES;
shrink++;
escaped++;
}
else if (hex && (*hexdigitsImp)(hexdigits, cMemberSel, c))
{
shrink++;
escaped++;
}
else if (c >= '0' && c <= '7')
{
shrink++;
escaped++;
}
else
{
escaped = 0;
}
}
else
{
escaped = 0;
}
}
else
{
if (c == '\\')
{
escaped = YES;
escaped = 1;
shrink++;
}
else if (c == '"')
@ -3009,29 +3041,68 @@ static inline id parseQuotedString(pldata* pld)
unsigned j;
unsigned k;
escaped = 0;
hex = NO;
for (j = start, k = 0; j < pld->pos; j++)
{
chars[k] = pld->ptr[j];
unichar c = pld->ptr[j];
if (escaped)
{
escaped = NO;
switch (chars[k])
if (escaped == 1 && c == '0')
{
case 'a' : chars[k] = '\a'; break;
case 'b' : chars[k] = '\b'; break;
case 't' : chars[k] = '\t'; break;
case 'r' : chars[k] = '\r'; break;
case 'n' : chars[k] = '\n'; break;
case 'v' : chars[k] = '\v'; break;
case 'f' : chars[k] = '\f'; break;
default: break;
chars[k] = 0;
hex = NO;
escaped++;
}
else if (escaped > 1)
{
if (escaped == 2 && c == 'x')
{
hex = YES;
escaped++;
}
else if (hex && (*hexdigitsImp)(hexdigits, cMemberSel, c))
{
chars[k] <<= 4;
chars[k] |= char2num(c);
escaped++;
}
else if (c >= '0' && c <= '7')
{
chars[k] <<= 3;
chars[k] |= (c - '0');
escaped++;
}
else
{
escaped = 0;
chars[++k] = c;
k++;
}
}
else
{
escaped = 0;
switch (c)
{
case 'a' : chars[k] = '\a'; break;
case 'b' : chars[k] = '\b'; break;
case 't' : chars[k] = '\t'; break;
case 'r' : chars[k] = '\r'; break;
case 'n' : chars[k] = '\n'; break;
case 'v' : chars[k] = '\v'; break;
case 'f' : chars[k] = '\f'; break;
default : chars[k] = c; break;
}
k++;
}
k++;
}
else
{
if (chars[k] == '\\')
escaped = YES;
chars[k] = c;
if (c == '\\')
escaped = 1;
else
k++;
}