shithub: s3

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fix memory corruption for specific values and use Biobufhdr instead

--- a/xml.c

+++ b/xml.c

@@ -58,6 +58,8 @@

 		}

 		memmove(o, s, rsz);

+		if(*s == 0)

+			break;

 		s += rsz;

 		o += rsz;

 	}

@@ -238,7 +240,7 @@

 }

 Xelem *

-xmlread(Biobuf *b, int flags)

+xmlread(Biobufhdr *b, int flags)

 {

 	return xmlread_(b, nil, flags & Xmlstartonly);

 }

--- a/xml.h

+++ b/xml.h

@@ -23,7 +23,7 @@

 	Xmlstartonly = 1,

 };

-Xelem *xmlread(Biobuf *b, int flags);

+Xelem *xmlread(Biobufhdr *b, int flags);

 void xmlfree(Xelem *x);

 Xelem *xmlget(Xelem *x, char *path, ...);

 Xattr *xmlgetattr(Xattr *a, char *n);

-- 

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