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Port all PDUs to use InputMemoryStream on constructors from buffer

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This commit is contained in:
Matias Fontanini
2015-12-25 06:30:27 -08:00
parent 13c05fbdb1
commit 9750f46c6d
23 changed files with 786 additions and 874 deletions
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29
src/dot11/dot11_auth.cpp
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@@ -32,6 +32,9 @@
#include <cassert>
#include <cstring>
#include "memory_helpers.h"
using Tins::Memory::InputMemoryStream;
namespace Tins {
/* Auth */
@@ -47,15 +50,10 @@ const address_type &src_hw_addr)
Dot11Authentication::Dot11Authentication(const uint8_t *buffer, uint32_t total_sz)
: Dot11ManagementFrame(buffer, total_sz)
{
uint32_t sz = management_frame_size();
buffer += sz;
total_sz -= sz;
if(total_sz < sizeof(_body))
throw malformed_packet();
memcpy(&_body, buffer, sizeof(_body));
buffer += sizeof(_body);
total_sz -= sizeof(_body);
parse_tagged_parameters(buffer, total_sz);
InputMemoryStream stream(buffer, total_sz);
stream.skip(management_frame_size());
stream.read(_body);
parse_tagged_parameters(stream);
}
void Dot11Authentication::auth_algorithm(uint16_t new_auth_algorithm) {
@@ -95,15 +93,10 @@ Dot11Deauthentication::Dot11Deauthentication(const address_type &dst_hw_addr,
Dot11Deauthentication::Dot11Deauthentication(const uint8_t *buffer, uint32_t total_sz)
: Dot11ManagementFrame(buffer, total_sz) {
uint32_t sz = management_frame_size();
buffer += sz;
total_sz -= sz;
if(total_sz < sizeof(_body))
throw malformed_packet();
memcpy(&_body, buffer, sizeof(_body));
buffer += sizeof(_body);
total_sz -= sizeof(_body);
parse_tagged_parameters(buffer, total_sz);
InputMemoryStream stream(buffer, total_sz);
stream.skip(management_frame_size());
stream.read(_body);
parse_tagged_parameters(stream);
}
void Dot11Deauthentication::reason_code(uint16_t new_reason_code) {