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/*
* Copyright (c) 2004,2005 Voltaire Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
#if HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <pthread.h>
#include <sys/time.h>
#include <string.h>
#include <errno.h>
#include <infiniband/umad.h>
#include "mad.h"
#undef DEBUG
#define DEBUG if (ibdebug) IBWARN
#define MAX_CLASS 256
#define MAX_AGENTS 256
static int class_agent[MAX_CLASS];
static int agent_class[MAX_AGENTS];
static int
register_agent(int agent, int mclass)
{
static int initialized;
if (!initialized) {
initialized++;
memset(class_agent, 0xff, sizeof class_agent);
memset(agent_class, 0xff, sizeof agent_class);
}
if (mclass < 0 || mclass >= MAX_CLASS ||
agent < 0 || agent >= MAX_AGENTS) {
DEBUG("bad mgmt class %d or agent %d", mclass, agent);
return -1;
}
class_agent[mclass] = agent;
agent_class[agent] = mclass;
return 0;
}
static int
mgmt_class_vers(int mgmt_class)
{
if ((mgmt_class >= IB_VENDOR_RANGE1_START_CLASS &&
mgmt_class <= IB_VENDOR_RANGE1_END_CLASS) ||
(mgmt_class >= IB_VENDOR_RANGE2_START_CLASS &&
mgmt_class <= IB_VENDOR_RANGE2_END_CLASS))
return 1;
switch(mgmt_class) {
case IB_SMI_CLASS:
case IB_SMI_DIRECT_CLASS:
return 1;
case IB_SA_CLASS:
return 2;
case IB_PERFORMANCE_CLASS:
return 1;
case IB_DEVICE_MGMT_CLASS:
return 1;
case IB_CC_CLASS:
return 2;
}
return 0;
}
int
mad_class_agent(int mgmt)
{
if (mgmt < 1 || mgmt > MAX_CLASS)
return -1;
return class_agent[mgmt];
}
int
mad_agent_class(int agent)
{
if (agent < 1 || agent > MAX_AGENTS)
return -1;
return agent_class[agent];
}
int
mad_register_port_client(int port_id, int mgmt, uint8_t rmpp_version)
{
int vers, agent;
if ((vers = mgmt_class_vers(mgmt)) <= 0) {
DEBUG("Unknown class %d mgmt_class", mgmt);
return -1;
}
if ((agent = umad_register(port_id, mgmt,
vers, rmpp_version, 0)) < 0) {
DEBUG("Can't register agent for class %d", mgmt);
return -1;
}
if (mgmt < 0 || mgmt >= MAX_CLASS || agent >= MAX_AGENTS) {
DEBUG("bad mgmt class %d or agent %d", mgmt, agent);
return -1;
}
return agent;
}
int
mad_register_client(int mgmt, uint8_t rmpp_version)
{
int agent;
agent = mad_register_port_client(madrpc_portid(), mgmt, rmpp_version);
if (agent < 0)
return agent;
return register_agent(agent, mgmt);
}
int
mad_register_server(int mgmt, uint8_t rmpp_version,
long method_mask[], uint32_t class_oui)
{
long class_method_mask[16/sizeof(long)];
uint8_t oui[3];
int agent, vers, mad_portid;
if (method_mask)
memcpy(class_method_mask, method_mask, sizeof class_method_mask);
else
memset(class_method_mask, 0xff, sizeof(class_method_mask));
if ((mad_portid = madrpc_portid()) < 0)
return -1;
if (class_agent[mgmt] >= 0) {
DEBUG("Class 0x%x already registered", mgmt);
return -1;
}
if ((vers = mgmt_class_vers(mgmt)) <= 0) {
DEBUG("Unknown class 0x%x mgmt_class", mgmt);
return -1;
}
if (mgmt >= IB_VENDOR_RANGE2_START_CLASS &&
mgmt <= IB_VENDOR_RANGE2_END_CLASS) {
oui[0] = (class_oui >> 16) & 0xff;
oui[1] = (class_oui >> 8) & 0xff;
oui[2] = class_oui & 0xff;
if ((agent = umad_register_oui(mad_portid, mgmt, rmpp_version,
oui, class_method_mask)) < 0) {
DEBUG("Can't register agent for class %d", mgmt);
return -1;
}
} else if ((agent = umad_register(mad_portid, mgmt, vers, rmpp_version,
class_method_mask)) < 0) {
DEBUG("Can't register agent for class %d", mgmt);
return -1;
}
if (register_agent(agent, mgmt) < 0)
return -1;
return agent;
}
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