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Code Issues Releases Wiki Activity

[2404] Updated comments etc.

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This commit is contained in:
Stephen Morris
2012-12-04 11:32:08 +00:00
parent b6c480a594
commit 8f6903dc06
4 changed files with 57 additions and 60 deletions
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18
src/lib/dhcpsrv/mysql_lease_mgr.cc
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@@ -15,6 +15,7 @@
#include <config.h>
#include <asiolink/io_address.h>
#include <dhcp/duid.h>
#include <dhcpsrv/mysql_lease_mgr.h>
#include <boost/static_assert.hpp>
@@ -91,18 +92,9 @@ namespace {
/// colon separators.
const size_t ADDRESS6_TEXT_MAX_LEN = 39;
/// @brief Maximum size of a DUID.
const size_t DUID_MAX_LEN = 128;
/// @brief Maximum size of a hardware address.
const size_t HWADDR_MAX_LEN = 20;
/// @brief Maximum size of a client identification.
///
/// Note that the value is arbitrarily chosen: RFC 2131 does not specify an
/// upper limit, but this seems long enough.
const size_t CLIENT_ID_MAX_LEN = 128;
/// @brief Number of columns in Lease4 table
const size_t LEASE4_COLUMNS = 6;
@@ -156,7 +148,6 @@ TaggedStatement tagged_statements[] = {
"valid_lifetime, expire, subnet_id "
"FROM lease4 "
"WHERE hwaddr = ?"},
{MySqlLeaseMgr::GET_LEASE4_HWADDR_SUBID,
"SELECT address, hwaddr, client_id, "
"valid_lifetime, expire, subnet_id "
@@ -496,7 +487,7 @@ private:
///< Hardware address buffer
unsigned long hwaddr_length_; ///< Hardware address length
std::vector<uint8_t> client_id_; ///< Client identification
uint8_t client_id_buffer_[CLIENT_ID_MAX_LEN];
uint8_t client_id_buffer_[ClientId::MAX_CLIENT_ID_LEN];
///< Client ID buffer
unsigned long client_id_length_; ///< Client ID address length
MYSQL_TIME expire_; ///< Lease expiry time
@@ -812,7 +803,7 @@ private:
MYSQL_BIND bind_[LEASE_COLUMNS]; ///< Bind array
std::string columns_[LEASE_COLUMNS];///< Column names
std::vector<uint8_t> duid_; ///< Client identification
uint8_t duid_buffer_[DUID_MAX_LEN]; ///< Buffer form of DUID
uint8_t duid_buffer_[DUID::MAX_DUID_LEN]; ///< Buffer form of DUID
unsigned long duid_length_; ///< Length of the DUID
my_bool error_[LEASE_COLUMNS]; ///< Error indicators
MYSQL_TIME expire_; ///< Lease expiry time
@@ -1222,7 +1213,8 @@ void MySqlLeaseMgr::getLeaseCollection(StatementIndex stindex,
checkError(status, stindex, "unable to fetch results");
} else if (status == MYSQL_DATA_TRUNCATED) {
// Data truncated - throw an exception indicating what was at fault
isc_throw(DataTruncated, "returned data truncated column affected: "
isc_throw(DataTruncated, text_statements_[stindex]
<< " returned truncated data: columns affected are "
<< exchange->getErrorColumns());
}
}