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added parsing checks

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This commit is contained in:
Andreas Steffen
2010-12-05 15:01:01 +01:00
parent 58d73d38bc
commit a6bf8e9118
1 changed files with 10 additions and 6 deletions
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src/libcharon/plugins/tnccs_20/messages/pb_reason_string_message.c
+10 -6
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@@ -103,8 +103,6 @@ METHOD(pb_tnc_message_t, process, status_t,
private_pb_reason_string_message_t *this)
{
tls_reader_t *reader;
u_int32_t reason_string_length;
u_int8_t language_code_length;
if (this->encoding.len < REASON_STRING_HEADER_SIZE)
{
@@ -116,12 +114,18 @@ METHOD(pb_tnc_message_t, process, status_t,
/* process message */
reader = tls_reader_create(this->encoding);
reader->read_uint32(reader, &reason_string_length);
reader->read_data(reader, reason_string_length, &this->reason_string);
if (!reader->read_data32(reader, &this->reason_string))
{
DBG1(DBG_TNC, "Could not parse reason string");
return FAILED;
};
this->reason_string = chunk_clone(this->reason_string);
reader->read_uint8(reader, &language_code_length);
reader->read_data(reader, language_code_length, &this->language_code);
if (!reader->read_data8(reader, &this->language_code))
{
DBG1(DBG_TNC, "Could not parse language code");
return FAILED;
};
this->language_code = chunk_clone(this->language_code);
reader->destroy(reader);