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-rw-r--r--source4/libcli/util/asn1.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/source4/libcli/util/asn1.c b/source4/libcli/util/asn1.c
index 2a4c75d939..6ca2221b1a 100644
--- a/source4/libcli/util/asn1.c
+++ b/source4/libcli/util/asn1.c
@@ -87,7 +87,16 @@ BOOL asn1_pop_tag(struct asn1_data *data)
/* yes, this is ugly. We don't know in advance how many bytes the length
of a tag will take, so we assumed 1 byte. If we were wrong then we
need to correct our mistake */
- if (len > 255) {
+ if (len > 0xFFFF) {
+ data->data[nesting->start] = 0x83;
+ if (!asn1_write_uint8(data, 0)) return False;
+ if (!asn1_write_uint8(data, 0)) return False;
+ if (!asn1_write_uint8(data, 0)) return False;
+ memmove(data->data+nesting->start+4, data->data+nesting->start+1, len);
+ data->data[nesting->start+1] = (len>>16) & 0xFF;
+ data->data[nesting->start+2] = (len>>8) & 0xFF;
+ data->data[nesting->start+3] = len&0xff;
+ } else if (len > 255) {
data->data[nesting->start] = 0x82;
if (!asn1_write_uint8(data, 0)) return False;
if (!asn1_write_uint8(data, 0)) return False;