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Added DHCP and BootP constructors from uint8_t buffer. Normalized IP destination and source address getters/setters.

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This commit is contained in:
Matias Fontanini
2011-08-19 10:13:35 -03:00
parent bb3ea10209
commit 3e2168f6fc
17 changed files with 161 additions and 73 deletions
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14
src/bootp.cpp
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@@ -1,3 +1,4 @@
#include <stdexcept>
#include <cstring>
#include <cassert>
#include "bootp.h"
@@ -10,6 +11,19 @@ Tins::BootP::BootP() : PDU(255), _vend_size(64) {
std::memset(_vend, 0, 64);
}
Tins::BootP::BootP(const uint8_t *buffer, uint32_t total_sz, uint32_t vend_field_size) : PDU(255), _vend(0), _vend_size(vend_field_size) {
if(total_sz < sizeof(bootphdr) + vend_field_size)
throw std::runtime_error("Not enought size for a BootP header in the buffer.");
std::memcpy(&_bootp, buffer, sizeof(bootphdr));
buffer += sizeof(bootphdr);
total_sz -= sizeof(bootphdr);
if(_vend_size) {
_vend = new uint8_t[_vend_size];
std::memcpy(_vend, buffer, _vend_size);
}
// Maybe RawPDU on what is left on the buffer?...
}
Tins::BootP::~BootP() {
delete[] _vend;
}