Fix error parsing http ... permit '/' in content boundary

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@13741 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
CaS 2002-05-30 05:57:27 +00:00
parent c2e8269b29
commit 649917c67d

View file

@ -58,7 +58,7 @@ static unsigned _count = 0;
static NSString *makeUniqueString(); static NSString *makeUniqueString();
static NSCharacterSet *whitespace = nil; static NSCharacterSet *whitespace = nil;
static NSCharacterSet *httpSpecials = nil; static NSCharacterSet *rfc822Specials = nil;
static NSCharacterSet *rfc2045Specials = nil; static NSCharacterSet *rfc2045Specials = nil;
/* /*
@ -1076,7 +1076,6 @@ parseCharacterSet(NSString *token)
hadErrors = YES; hadErrors = YES;
return NO; /* Header not parsed properly. */ return NO; /* Header not parsed properly. */
} }
NSDebugMLLog(@"GSMime", @"Parsed header '%@'", header);
} }
else else
{ {
@ -1221,6 +1220,7 @@ parseCharacterSet(NSString *token)
NSString *value; NSString *value;
GSMimeHeader *info; GSMimeHeader *info;
NSDebugMLLog(@"GSMime", @"Parse header - '%@'", aHeader);
info = AUTORELEASE([GSMimeHeader new]); info = AUTORELEASE([GSMimeHeader new]);
/* /*
@ -1250,8 +1250,6 @@ parseCharacterSet(NSString *token)
[info setName: name]; [info setName: name];
name = [info name]; name = [info name];
[self scanPastSpace: scanner];
/* /*
* Break header fields out into info dictionary. * Break header fields out into info dictionary.
*/ */
@ -1319,7 +1317,7 @@ parseCharacterSet(NSString *token)
b[0] = '-'; b[0] = '-';
b[1] = '-'; b[1] = '-';
[tmp getCString: &b[2]]; [tmp getCString: &b[2]];
ASSIGN(boundary, [NSData dataWithBytesNoCopy: b length: l]); boundary = [[NSData alloc] initWithBytesNoCopy: b length: l];
} }
else else
{ {
@ -1336,6 +1334,8 @@ parseCharacterSet(NSString *token)
NS_HANDLER NS_HANDLER
return NO; return NO;
NS_ENDHANDLER NS_ENDHANDLER
NSDebugMLLog(@"GSMime", @"Header parsed - %@", info);
return YES; return YES;
} }
@ -1423,6 +1423,8 @@ parseCharacterSet(NSString *token)
NSString *name = [info name]; NSString *name = [info name];
NSString *value = nil; NSString *value = nil;
[self scanPastSpace: scanner];
/* /*
* Now see if we are interested in any of it. * Now see if we are interested in any of it.
*/ */
@ -1499,7 +1501,7 @@ parseCharacterSet(NSString *token)
NSString *type; NSString *type;
NSString *subtype = nil; NSString *subtype = nil;
type = [self scanToken: scanner]; type = [self scanName: scanner];
if ([type length] == 0) if ([type length] == 0)
{ {
NSLog(@"Invalid Mime content-type"); NSLog(@"Invalid Mime content-type");
@ -1509,7 +1511,7 @@ parseCharacterSet(NSString *token)
[info setObject: type forKey: @"Type"]; [info setObject: type forKey: @"Type"];
if ([scanner scanString: @"/" intoString: 0] == YES) if ([scanner scanString: @"/" intoString: 0] == YES)
{ {
subtype = [self scanToken: scanner]; subtype = [self scanName: scanner];
if ([subtype length] == 0) if ([subtype length] == 0)
{ {
NSLog(@"Invalid Mime content-type (subtype)"); NSLog(@"Invalid Mime content-type (subtype)");
@ -1528,14 +1530,14 @@ parseCharacterSet(NSString *token)
} }
else if ([name isEqualToString: @"content-disposition"] == YES) else if ([name isEqualToString: @"content-disposition"] == YES)
{ {
value = [self scanToken: scanner]; value = [self scanName: scanner];
value = [value lowercaseString]; value = [value lowercaseString];
/* /*
* Concatenate slash separated parts of field. * Concatenate slash separated parts of field.
*/ */
while ([scanner scanString: @"/" intoString: 0] == YES) while ([scanner scanString: @"/" intoString: 0] == YES)
{ {
NSString *sub = [self scanToken: scanner]; NSString *sub = [self scanName: scanner];
if ([sub length] > 0) if ([sub length] > 0)
{ {
@ -1566,6 +1568,30 @@ parseCharacterSet(NSString *token)
return YES; return YES;
} }
/**
* A convenience method to use a scanner (that is set up to scan a
* header line) to scan a name - a simple word.
* <list>
* <item>Leading whitespace is ignored.</item>
* </list>
*/
- (NSString*) scanName: (NSScanner*)scanner
{
NSString *value;
[self scanPastSpace: scanner];
/*
* Scan value terminated by any MIME special character.
*/
if ([scanner scanUpToCharactersFromSet: rfc2045Specials
intoString: &value] == NO)
{
return nil;
}
return value;
}
/** /**
* A convenience method to scan past any whitespace in the scanner * A convenience method to scan past any whitespace in the scanner
* in preparation for scanning something more interesting that * in preparation for scanning something more interesting that
@ -1601,7 +1627,7 @@ parseCharacterSet(NSString *token)
if (isHttp == YES) if (isHttp == YES)
{ {
specials = httpSpecials; specials = rfc822Specials;
} }
else else
{ {
@ -1635,6 +1661,7 @@ parseCharacterSet(NSString *token)
*/ */
- (NSString*) scanToken: (NSScanner*)scanner - (NSString*) scanToken: (NSScanner*)scanner
{ {
[self scanPastSpace: scanner];
if ([scanner scanString: @"\"" intoString: 0] == YES) // Quoted if ([scanner scanString: @"\"" intoString: 0] == YES) // Quoted
{ {
NSString *string = [scanner string]; NSString *string = [scanner string];
@ -1714,7 +1741,7 @@ parseCharacterSet(NSString *token)
if (isHttp == YES) if (isHttp == YES)
{ {
specials = httpSpecials; specials = rfc822Specials;
} }
else else
{ {
@ -1944,6 +1971,7 @@ parseCharacterSet(NSString *token)
} }
NSDebugMLLog(@"GSMime", @"Parse %u bytes - '%*.*s'", l, l, l, [d bytes]); NSDebugMLLog(@"GSMime", @"Parse %u bytes - '%*.*s'", l, l, l, [d bytes]);
// NSDebugMLLog(@"GSMime", @"Boundary - '%*.*s'", [boundary length], [boundary length], [boundary bytes]);
if ([context atEnd] == YES) if ([context atEnd] == YES)
{ {
@ -2182,7 +2210,7 @@ parseCharacterSet(NSString *token)
BOOL unwrappingComplete = NO; BOOL unwrappingComplete = NO;
lineStart = lineEnd; lineStart = lineEnd;
NSDebugMLLog(@"GSMime", @"entry: input:%u dataEnd:%u lineStart:%u '%*.*s'", NSDebugMLLog(@"GSMimeH", @"entry: input:%u dataEnd:%u lineStart:%u '%*.*s'",
input, dataEnd, lineStart, dataEnd - input, dataEnd - input, &bytes[input]); input, dataEnd, lineStart, dataEnd - input, dataEnd - input, &bytes[input]);
/* /*
* RFC822 lets header fields break across lines, with continuation * RFC822 lets header fields break across lines, with continuation
@ -2266,9 +2294,10 @@ parseCharacterSet(NSString *token)
} }
} }
} }
NSDebugMLLog(@"GSMime", @"exit: inBody:%d unwrappingComplete: %d " NSDebugMLLog(@"GSMimeH", @"exit: inBody:%d unwrappingComplete: %d "
@"input:%u dataEnd:%u lineStart:%u '%*.*s'", inBody, unwrappingComplete, @"input:%u dataEnd:%u lineStart:%u '%*.*s'", inBody, unwrappingComplete,
input, dataEnd, lineStart, dataEnd - input, dataEnd - input, &bytes[input]); input, dataEnd, lineStart, lineEnd - lineStart, lineEnd - lineStart,
&bytes[lineStart]);
return unwrappingComplete; return unwrappingComplete;
} }
@ -2279,18 +2308,18 @@ parseCharacterSet(NSString *token)
{ {
NSString *paramName; NSString *paramName;
paramName = [self scanToken: scanner]; paramName = [self scanName: scanner];
if ([paramName length] == 0) if ([paramName length] == 0)
{ {
NSLog(@"Invalid Mime %@ field (parameter name)", [info name]); NSLog(@"Invalid Mime %@ field (parameter name)", [info name]);
return NO; return NO;
} }
[self scanPastSpace: scanner]; [self scanPastSpace: scanner];
if ([scanner scanString: @"=" intoString: 0] == YES) if ([scanner scanString: @"=" intoString: 0] == YES)
{ {
NSString *paramValue; NSString *paramValue;
[self scanPastSpace: scanner];
paramValue = [self scanToken: scanner]; paramValue = [self scanToken: scanner];
[self scanPastSpace: scanner]; [self scanPastSpace: scanner];
if (paramValue == nil) if (paramValue == nil)
@ -2649,17 +2678,17 @@ static NSCharacterSet *tokenSet = nil;
[m formUnionWithCharacterSet: [m formUnionWithCharacterSet:
[NSCharacterSet characterSetWithCharactersInString: [NSCharacterSet characterSetWithCharactersInString:
@".()<>@,;:[]\"\\="]]; @".()<>@,;:[]\"\\"]];
[m formUnionWithCharacterSet: [m formUnionWithCharacterSet:
[NSCharacterSet whitespaceAndNewlineCharacterSet]]; [NSCharacterSet whitespaceAndNewlineCharacterSet]];
[m formUnionWithCharacterSet: [m formUnionWithCharacterSet:
[NSCharacterSet controlCharacterSet]]; [NSCharacterSet controlCharacterSet]];
[m formUnionWithCharacterSet: [m formUnionWithCharacterSet:
[NSCharacterSet illegalCharacterSet]]; [NSCharacterSet illegalCharacterSet]];
httpSpecials = [m copy]; rfc822Specials = [m copy];
[m formUnionWithCharacterSet: [m formUnionWithCharacterSet:
[NSCharacterSet characterSetWithCharactersInString: [NSCharacterSet characterSetWithCharactersInString:
@"/?"]]; @"/?="]];
[m removeCharactersInString: @"."]; [m removeCharactersInString: @"."];
rfc2045Specials = [m copy]; rfc2045Specials = [m copy];
whitespace = RETAIN([NSCharacterSet whitespaceAndNewlineCharacterSet]); whitespace = RETAIN([NSCharacterSet whitespaceAndNewlineCharacterSet]);