Koldun/mapserver
1
0
Fork 0
forked from MTSR/mapserver
Code Pull Requests Activity

don't panic

Browse Source
This commit is contained in:
Thomas Rudin 2019-03-01 06:01:10 +01:00
parent dc3fe0d2d5
commit 2c06fbb851
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
server/mapblockparser/metadata.go
View File

@ -5,10 +5,11 @@ import (
"bytes" "bytes"
"compress/zlib" "compress/zlib"
"errors" "errors"
"github.com/sirupsen/logrus"
"io" "io"
"strconv" "strconv"
"strings" "strings"
"github.com/sirupsen/logrus"
) )
/* /*
@ -95,6 +96,11 @@ func parseMetadata(mapblock *MapBlock, data []byte) (int, error) {
valueLength := readU32(metadata, offset) valueLength := readU32(metadata, offset)
offset += 4 offset += 4
if len(metadata) <= valueLength+offset {
return 0, errors.New("metadata too short: " + strconv.Itoa(len(metadata)) +
", valuelength: " + strconv.Itoa(int(valueLength)))
}
value := string(metadata[offset : valueLength+offset]) value := string(metadata[offset : valueLength+offset])
offset += valueLength offset += valueLength