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-rw-r--r--arch/alpha/ev5.hh10
-rw-r--r--dev/alpha_access.h14
-rw-r--r--dev/alpha_console.cc21
-rw-r--r--dev/alpha_console.hh8
-rw-r--r--dev/ns_gige.cc70
-rw-r--r--dev/ns_gige.hh2
-rw-r--r--python/SConscript4
-rw-r--r--python/m5/objects/Ethernet.py2
-rw-r--r--sim/system.cc19
-rw-r--r--sim/system.hh5
-rw-r--r--util/tap/tap.cc192
11 files changed, 264 insertions, 83 deletions
diff --git a/arch/alpha/ev5.hh b/arch/alpha/ev5.hh
index 8508162ed..a5a76b5bd 100644
--- a/arch/alpha/ev5.hh
+++ b/arch/alpha/ev5.hh
@@ -58,6 +58,16 @@ const Addr PAddrUncachedBit39 = ULL(0x8000000000);
const Addr PAddrUncachedBit40 = ULL(0x10000000000);
const Addr PAddrUncachedBit43 = ULL(0x80000000000);
const Addr PAddrUncachedMask = ULL(0x807ffffffff); // Clear PA<42:35>
+inline Addr Phys2K0Seg(Addr addr)
+{
+#ifndef ALPHA_TLASER
+ if (addr & PAddrUncachedBit43) {
+ addr &= PAddrUncachedMask;
+ addr |= PAddrUncachedBit40;
+ }
+#endif
+ return addr | AlphaISA::K0SegBase;
+}
inline int DTB_ASN_ASN(uint64_t reg) { return reg >> 57 & AsnMask; }
inline Addr DTB_PTE_PPN(uint64_t reg)
diff --git a/dev/alpha_access.h b/dev/alpha_access.h
index c0a571ced..a20a05535 100644
--- a/dev/alpha_access.h
+++ b/dev/alpha_access.h
@@ -33,12 +33,11 @@
* System Console Memory Mapped Register Definition
*/
-#define ALPHA_ACCESS_VERSION (1301)
+#define ALPHA_ACCESS_VERSION (1303)
-#ifndef CONSOLE
-#include <iosfwd>
-#include <string>
-class Checkpoint;
+#ifdef CONSOLE
+typedef unsigned uint32_t;
+typedef unsigned long uint64_t;
#endif
// This structure hacked up from simos
@@ -71,11 +70,6 @@ struct AlphaAccess
uint64_t bootStrapImpure; // 70:
uint32_t bootStrapCPU; // 78:
uint32_t align2; // 7C: Dummy placeholder for alignment
-
-#ifndef CONSOLE
- void serialize(std::ostream &os);
- void unserialize(Checkpoint *cp, const std::string &section);
-#endif
};
#endif // __ALPHA_ACCESS_H__
diff --git a/dev/alpha_console.cc b/dev/alpha_console.cc
index 3ae1aede5..34c2978aa 100644
--- a/dev/alpha_console.cc
+++ b/dev/alpha_console.cc
@@ -35,23 +35,22 @@
#include <string>
#include "base/inifile.hh"
-#include "base/str.hh" // for to_number()
+#include "base/str.hh"
#include "base/trace.hh"
#include "cpu/base.hh"
#include "cpu/exec_context.hh"
#include "dev/alpha_console.hh"
#include "dev/simconsole.hh"
#include "dev/simple_disk.hh"
+#include "dev/tsunami_io.hh"
#include "mem/bus/bus.hh"
#include "mem/bus/pio_interface.hh"
#include "mem/bus/pio_interface_impl.hh"
#include "mem/functional/memory_control.hh"
#include "mem/functional/physical.hh"
#include "sim/builder.hh"
-#include "sim/system.hh"
-#include "dev/tsunami_io.hh"
#include "sim/sim_object.hh"
-#include "targetarch/byte_swap.hh"
+#include "sim/system.hh"
using namespace std;
@@ -69,7 +68,7 @@ AlphaConsole::AlphaConsole(const string &name, SimConsole *cons, SimpleDisk *d,
pioInterface->addAddrRange(RangeSize(addr, size));
}
- alphaAccess = new AlphaAccess;
+ alphaAccess = new Access;
alphaAccess->last_offset = size - 1;
alphaAccess->version = ALPHA_ACCESS_VERSION;
@@ -85,6 +84,8 @@ AlphaConsole::AlphaConsole(const string &name, SimConsole *cons, SimpleDisk *d,
alphaAccess->bootStrapImpure = 0;
alphaAccess->bootStrapCPU = 0;
alphaAccess->align2 = 0;
+
+ system->setAlphaAccess(addr);
}
void
@@ -108,7 +109,8 @@ AlphaConsole::read(MemReqPtr &req, uint8_t *data)
switch (req->size)
{
case sizeof(uint32_t):
- DPRINTF(AlphaConsole, "read: offset=%#x val=%#x\n", daddr, *(uint32_t*)data);
+ DPRINTF(AlphaConsole, "read: offset=%#x val=%#x\n", daddr,
+ *(uint32_t*)data);
switch (daddr)
{
case offsetof(AlphaAccess, last_offset):
@@ -133,7 +135,8 @@ AlphaConsole::read(MemReqPtr &req, uint8_t *data)
}
break;
case sizeof(uint64_t):
- DPRINTF(AlphaConsole, "read: offset=%#x val=%#x\n", daddr, *(uint64_t*)data);
+ DPRINTF(AlphaConsole, "read: offset=%#x val=%#x\n", daddr,
+ *(uint64_t*)data);
switch (daddr)
{
case offsetof(AlphaAccess, inputChar):
@@ -266,7 +269,7 @@ AlphaConsole::cacheAccess(MemReqPtr &req)
}
void
-AlphaAccess::serialize(ostream &os)
+AlphaConsole::Access::serialize(ostream &os)
{
SERIALIZE_SCALAR(last_offset);
SERIALIZE_SCALAR(version);
@@ -289,7 +292,7 @@ AlphaAccess::serialize(ostream &os)
}
void
-AlphaAccess::unserialize(Checkpoint *cp, const std::string &section)
+AlphaConsole::Access::unserialize(Checkpoint *cp, const std::string &section)
{
UNSERIALIZE_SCALAR(last_offset);
UNSERIALIZE_SCALAR(version);
diff --git a/dev/alpha_console.hh b/dev/alpha_console.hh
index 63e0d3ae4..eb59626f5 100644
--- a/dev/alpha_console.hh
+++ b/dev/alpha_console.hh
@@ -72,8 +72,14 @@ class SimpleDisk;
class AlphaConsole : public PioDevice
{
protected:
+ struct Access : public AlphaAccess
+ {
+ void serialize(std::ostream &os);
+ void unserialize(Checkpoint *cp, const std::string &section);
+ };
+
union {
- AlphaAccess *alphaAccess;
+ Access *alphaAccess;
uint8_t *consoleData;
};
diff --git a/dev/ns_gige.cc b/dev/ns_gige.cc
index 25dfc87a4..0d446214d 100644
--- a/dev/ns_gige.cc
+++ b/dev/ns_gige.cc
@@ -102,7 +102,7 @@ NSGigE::NSGigE(Params *p)
txDmaReadEvent(this), txDmaWriteEvent(this),
dmaDescFree(p->dma_desc_free), dmaDataFree(p->dma_data_free),
txDelay(p->tx_delay), rxDelay(p->rx_delay),
- rxKickTick(0), txKickTick(0),
+ rxKickTick(0), rxKickEvent(this), txKickTick(0), txKickEvent(this),
txEvent(this), rxFilterEnable(p->rx_filter), acceptBroadcast(false),
acceptMulticast(false), acceptUnicast(false),
acceptPerfect(false), acceptArp(false),
@@ -841,7 +841,8 @@ NSGigE::write(MemReqPtr &req, const uint8_t *data)
panic("writing to read-only or reserved CFGR bits!\n");
regs.config |= reg & ~(CFGR_LNKSTS | CFGR_SPDSTS | CFGR_DUPSTS |
- CFGR_RESERVED | CFGR_T64ADDR | CFGR_PCI64_DET);
+ CFGR_RESERVED | CFGR_T64ADDR |
+ CFGR_PCI64_DET);
// all these #if 0's are because i don't THINK the kernel needs to
// have these implemented. if there is a problem relating to one of
@@ -1487,13 +1488,19 @@ NSGigE::rxKick()
DPRINTF(EthernetSM, "receive kick rxState=%s (rxBuf.size=%d)\n",
NsRxStateStrings[rxState], rxFifo.size());
- if (rxKickTick > curTick) {
- DPRINTF(EthernetSM, "receive kick exiting, can't run till %d\n",
- rxKickTick);
- return;
+ next:
+ if (clock) {
+ if (rxKickTick > curTick) {
+ DPRINTF(EthernetSM, "receive kick exiting, can't run till %d\n",
+ rxKickTick);
+
+ goto exit;
+ }
+
+ // Go to the next state machine clock tick.
+ rxKickTick = curTick + cycles(1);
}
- next:
switch(rxDmaState) {
case dmaReadWaiting:
if (doRxDmaRead())
@@ -1561,8 +1568,7 @@ NSGigE::rxKick()
if (rxDmaState != dmaIdle)
goto exit;
- DPRINTF(EthernetDesc,
- "rxDescCache: addr=%08x read descriptor\n",
+ DPRINTF(EthernetDesc, "rxDescCache: addr=%08x read descriptor\n",
regs.rxdp & 0x3fffffff);
DPRINTF(EthernetDesc,
"rxDescCache: link=%08x bufptr=%08x cmdsts=%08x extsts=%08x\n",
@@ -1783,7 +1789,6 @@ NSGigE::rxKick()
DPRINTF(EthernetSM, "entering next rxState=%s\n",
NsRxStateStrings[rxState]);
-
goto next;
exit:
@@ -1792,6 +1797,9 @@ NSGigE::rxKick()
*/
DPRINTF(EthernetSM, "rx state machine exited rxState=%s\n",
NsRxStateStrings[rxState]);
+
+ if (clock && !rxKickEvent.scheduled())
+ rxKickEvent.schedule(rxKickTick);
}
void
@@ -1954,13 +1962,18 @@ NSGigE::txKick()
DPRINTF(EthernetSM, "transmit kick txState=%s\n",
NsTxStateStrings[txState]);
- if (txKickTick > curTick) {
- DPRINTF(EthernetSM, "transmit kick exiting, can't run till %d\n",
- txKickTick);
- return;
+ next:
+ if (clock) {
+ if (txKickTick > curTick) {
+ DPRINTF(EthernetSM, "transmit kick exiting, can't run till %d\n",
+ txKickTick);
+ goto exit;
+ }
+
+ // Go to the next state machine clock tick.
+ txKickTick = curTick + cycles(1);
}
- next:
switch(txDmaState) {
case dmaReadWaiting:
if (doTxDmaRead())
@@ -2022,6 +2035,8 @@ NSGigE::txKick()
if (txDmaState != dmaIdle)
goto exit;
+ DPRINTF(EthernetDesc, "txDescCache: addr=%08x read descriptor\n",
+ regs.txdp & 0x3fffffff);
DPRINTF(EthernetDesc,
"txDescCache: link=%08x bufptr=%08x cmdsts=%08x extsts=%08x\n",
txDescCache.link, txDescCache.bufptr, txDescCache.cmdsts,
@@ -2186,7 +2201,12 @@ NSGigE::txKick()
if (txDescCache.cmdsts & CMDSTS_INTR)
devIntrPost(ISR_TXDESC);
- txState = txAdvance;
+ if (!txEnable) {
+ DPRINTF(EthernetSM, "halting TX state machine\n");
+ txState = txIdle;
+ goto exit;
+ } else
+ txState = txAdvance;
break;
case txAdvance:
@@ -2215,7 +2235,6 @@ NSGigE::txKick()
DPRINTF(EthernetSM, "entering next txState=%s\n",
NsTxStateStrings[txState]);
-
goto next;
exit:
@@ -2224,6 +2243,9 @@ NSGigE::txKick()
*/
DPRINTF(EthernetSM, "tx state machine exited txState=%s\n",
NsTxStateStrings[txState]);
+
+ if (clock && !txKickEvent.scheduled())
+ txKickEvent.schedule(txKickTick);
}
void
@@ -2429,6 +2451,7 @@ NSGigE::serialize(ostream &os)
SERIALIZE_SCALAR(rxDescCache.bufptr);
SERIALIZE_SCALAR(rxDescCache.cmdsts);
SERIALIZE_SCALAR(rxDescCache.extsts);
+ SERIALIZE_SCALAR(extstsEnable);
/*
* Serialize tx state machine
@@ -2441,6 +2464,7 @@ NSGigE::serialize(ostream &os)
SERIALIZE_SCALAR(txDescCnt);
int txDmaState = this->txDmaState;
SERIALIZE_SCALAR(txDmaState);
+ SERIALIZE_SCALAR(txKickTick);
/*
* Serialize rx state machine
@@ -2454,8 +2478,7 @@ NSGigE::serialize(ostream &os)
SERIALIZE_SCALAR(rxDescCnt);
int rxDmaState = this->rxDmaState;
SERIALIZE_SCALAR(rxDmaState);
-
- SERIALIZE_SCALAR(extstsEnable);
+ SERIALIZE_SCALAR(rxKickTick);
/*
* If there's a pending transmit, store the time so we can
@@ -2575,6 +2598,7 @@ NSGigE::unserialize(Checkpoint *cp, const std::string &section)
UNSERIALIZE_SCALAR(rxDescCache.bufptr);
UNSERIALIZE_SCALAR(rxDescCache.cmdsts);
UNSERIALIZE_SCALAR(rxDescCache.extsts);
+ UNSERIALIZE_SCALAR(extstsEnable);
/*
* unserialize tx state machine
@@ -2589,6 +2613,9 @@ NSGigE::unserialize(Checkpoint *cp, const std::string &section)
int txDmaState;
UNSERIALIZE_SCALAR(txDmaState);
this->txDmaState = (DmaState) txDmaState;
+ UNSERIALIZE_SCALAR(txKickTick);
+ if (txKickTick)
+ txKickEvent.schedule(txKickTick);
/*
* unserialize rx state machine
@@ -2604,8 +2631,9 @@ NSGigE::unserialize(Checkpoint *cp, const std::string &section)
int rxDmaState;
UNSERIALIZE_SCALAR(rxDmaState);
this->rxDmaState = (DmaState) rxDmaState;
-
- UNSERIALIZE_SCALAR(extstsEnable);
+ UNSERIALIZE_SCALAR(rxKickTick);
+ if (rxKickTick)
+ rxKickEvent.schedule(rxKickTick);
/*
* If there's a pending transmit, reschedule it now
diff --git a/dev/ns_gige.hh b/dev/ns_gige.hh
index 9007ea6cf..67f1b7ef5 100644
--- a/dev/ns_gige.hh
+++ b/dev/ns_gige.hh
@@ -266,11 +266,13 @@ class NSGigE : public PciDev
Tick rxKickTick;
typedef EventWrapper<NSGigE, &NSGigE::rxKick> RxKickEvent;
friend void RxKickEvent::process();
+ RxKickEvent rxKickEvent;
void txKick();
Tick txKickTick;
typedef EventWrapper<NSGigE, &NSGigE::txKick> TxKickEvent;
friend void TxKickEvent::process();
+ TxKickEvent txKickEvent;
/**
* Retransmit event
diff --git a/python/SConscript b/python/SConscript
index 1082b52c1..57b018fea 100644
--- a/python/SConscript
+++ b/python/SConscript
@@ -30,7 +30,7 @@ import os, os.path, re, sys
Import('env')
-import m5scons
+import scons_helper
def WriteEmbeddedPyFile(target, source, path, name, ext, filename):
if isinstance(source, str):
@@ -151,7 +151,7 @@ def MakeDefinesPyFile(target, source, env):
f = file(str(target[0]), 'w')
print >>f, "import __main__"
print >>f, "__main__.m5_build_env = ",
- print >>f, m5scons.flatten_defines(env['CPPDEFINES'])
+ print >>f, scons_helper.flatten_defines(env['CPPDEFINES'])
f.close()
CFileCounter = 0
diff --git a/python/m5/objects/Ethernet.py b/python/m5/objects/Ethernet.py
index 2fbfb1138..a357ba346 100644
--- a/python/m5/objects/Ethernet.py
+++ b/python/m5/objects/Ethernet.py
@@ -64,7 +64,7 @@ class NSGigE(PciDevice):
hardware_address = Param.EthernetAddr(NextEthernetAddr,
"Ethernet Hardware Address")
- clock = Param.Clock('100MHz', "State machine processor frequency")
+ clock = Param.Clock('0ns', "State machine processor frequency")
dma_data_free = Param.Bool(False, "DMA of Data is free")
dma_desc_free = Param.Bool(False, "DMA of Descriptors is free")
diff --git a/sim/system.cc b/sim/system.cc
index a51cc03bf..8397b8e01 100644
--- a/sim/system.cc
+++ b/sim/system.cc
@@ -147,7 +147,7 @@ System::System(Params *p)
* Set the hardware reset parameter block system type and revision
* information to Tsunami.
*/
- if (consoleSymtab->findAddress("xxm_rpb", addr)) {
+ if (consoleSymtab->findAddress("m5_rpb", addr)) {
Addr paddr = vtophys(physmem, addr);
char *hwrpb = (char *)physmem->dma_addr(paddr, sizeof(uint64_t));
@@ -180,6 +180,23 @@ System::~System()
#endif
}
+void
+System::setAlphaAccess(Addr access)
+{
+ Addr addr = 0;
+ if (consoleSymtab->findAddress("m5AlphaAccess", addr)) {
+ Addr paddr = vtophys(physmem, addr);
+ uint64_t *m5AlphaAccess =
+ (uint64_t *)physmem->dma_addr(paddr, sizeof(uint64_t));
+
+ if (!m5AlphaAccess)
+ panic("could not translate m5AlphaAccess addr\n");
+
+ *m5AlphaAccess = htoa(EV5::Phys2K0Seg(access));
+ } else
+ panic("could not find m5AlphaAccess\n");
+}
+
bool
System::breakpoint()
{
diff --git a/sim/system.hh b/sim/system.hh
index c3e4d6d68..ab6d264ea 100644
--- a/sim/system.hh
+++ b/sim/system.hh
@@ -128,6 +128,11 @@ class System : public SimObject
public:
/**
+ * Set the m5AlphaAccess pointer in the console
+ */
+ void setAlphaAccess(Addr access);
+
+ /**
* Returns the addess the kernel starts at.
* @return address the kernel starts at
*/
diff --git a/util/tap/tap.cc b/util/tap/tap.cc
index f07d49619..f4d0aadf2 100644
--- a/util/tap/tap.cc
+++ b/util/tap/tap.cc
@@ -173,7 +173,7 @@ Accept(int fd, bool nodelay)
}
void
-Connect(int fd, const string &host, int port)
+Connect(int fd, const std::string &host, int port)
{
struct sockaddr_in sockaddr;
if (::inet_aton(host.c_str(), &sockaddr.sin_addr) == 0) {
@@ -193,6 +193,133 @@ Connect(int fd, const string &host, int port)
DPRINTF("connected to %s on port %d\n", host, port);
}
+class Ethernet
+{
+ protected:
+ int fd;
+
+ public:
+ virtual ~Ethernet() {}
+
+ int getfd() const { return fd; }
+ virtual bool read(const char *&data, int &len) = 0;
+ virtual bool write(const char *data, int len) = 0;
+};
+
+class Tap : public Ethernet
+{
+ private:
+ char buffer[65536];
+ int fd;
+
+ public:
+ Tap(char *device);
+ ~Tap();
+ virtual bool read(const char *&data, int &len);
+ virtual bool write(const char *data, int len);
+};
+
+class PCap : public Ethernet
+{
+ private:
+ pcap_t *pcap;
+ eth_t *ethernet;
+
+ public:
+ PCap(char *device, char *filter = NULL);
+ ~PCap();
+ virtual bool read(const char *&data, int &len);
+ virtual bool write(const char *data, int len);
+};
+
+PCap::PCap(char *device, char *filter)
+{
+ char errbuf[PCAP_ERRBUF_SIZE];
+ memset(errbuf, 0, sizeof errbuf);
+ pcap = pcap_open_live(device, 1500, 1, -1, errbuf);
+ if (pcap == NULL)
+ panic("pcap_open_live failed: %s\n", errbuf);
+
+ if (filter) {
+ bpf_program program;
+ bpf_u_int32 localnet, netmask;
+ if (pcap_lookupnet(device, &localnet, &netmask, errbuf) == -1) {
+ DPRINTF("pcap_lookupnet failed: %s\n", errbuf);
+ netmask = 0xffffff00;
+ }
+
+ if (pcap_compile(pcap, &program, filter, 1, netmask) == -1)
+ panic("pcap_compile failed, invalid filter:\n%s\n", filter);
+
+ if (pcap_setfilter(pcap, &program) == -1)
+ panic("pcap_setfilter failed\n");
+ }
+
+ ethernet = eth_open(device);
+ if (!ethernet)
+ panic("cannot open the ethernet device for writing\n");
+
+ fd = pcap_fileno(pcap);
+}
+
+PCap::~PCap()
+{
+ pcap_close(pcap);
+ eth_close(ethernet);
+}
+
+bool
+PCap::read(const char *&data, int &len)
+{
+ pcap_pkthdr hdr;
+ data = (const char *)pcap_next(pcap, &hdr);
+ if (!data)
+ return false;
+
+ len = hdr.len;
+ return true;
+}
+
+bool
+PCap::write(const char *data, int len)
+{
+ eth_send(ethernet, data, len);
+}
+
+Tap::Tap(char *device)
+{
+ fd = open(device, O_RDWR, 0);
+ if (fd < 0)
+ panic("could not open %s: %s\n", device, strerror(errno));
+}
+
+Tap::~Tap()
+{
+ close(fd);
+}
+
+bool
+Tap::read(const char *&data, int &len)
+{
+ DPRINTF("tap read!\n");
+ data = buffer;
+ len = ::read(fd, buffer, sizeof(buffer));
+ if (len < 0)
+ return false;
+
+ return true;
+}
+
+bool
+Tap::write(const char *data, int len)
+{
+ int result = ::write(fd, data, len);
+ if (result < 0)
+ return false;
+
+ return true;
+}
+
int
main(int argc, char *argv[])
{
@@ -201,13 +328,16 @@ main(int argc, char *argv[])
bool listening = false;
char *device = NULL;
char *filter = NULL;
+ Ethernet *tap = NULL;
+ bool usetap = false;
char c;
int daemon = false;
- string host;
+ std::string host;
+ int devfd;
program = basename(argv[0]);
- while ((c = getopt(argc, argv, "b:df:lp:v")) != -1) {
+ while ((c = getopt(argc, argv, "b:df:lp:tv")) != -1) {
switch (c) {
case 'b':
bufsize = atoi(optarg);
@@ -224,6 +354,9 @@ main(int argc, char *argv[])
case 'p':
port = atoi(optarg);
break;
+ case 't':
+ usetap = true;
+ break;
case 'v':
verbose++;
break;
@@ -268,31 +401,14 @@ main(int argc, char *argv[])
host = *argv;
}
- char errbuf[PCAP_ERRBUF_SIZE];
- memset(errbuf, 0, sizeof errbuf);
- pcap_t *pcap = pcap_open_live(device, 1500, 1, -1, errbuf);
- if (pcap == NULL)
- panic("pcap_open_live failed: %s\n", errbuf);
-
- if (filter) {
- bpf_program program;
- bpf_u_int32 localnet, netmask;
- if (pcap_lookupnet(device, &localnet, &netmask, errbuf) == -1) {
- DPRINTF("pcap_lookupnet failed: %s\n", errbuf);
- netmask = 0xffffff00;
- }
-
- if (pcap_compile(pcap, &program, filter, 1, netmask) == -1)
- panic("pcap_compile failed, invalid filter:\n%s\n", filter);
-
- if (pcap_setfilter(pcap, &program) == -1)
- panic("pcap_setfilter failed\n");
+ if (usetap) {
+ if (filter)
+ panic("-f parameter not valid with a tap device!");
+ tap = new Tap(device);
+ } else {
+ tap = new PCap(device, filter);
}
- eth_t *ethernet = eth_open(device);
- if (!ethernet)
- panic("cannot open the ethernet device for writing\n");
-
pollfd pfds[3];
pfds[0].fd = Socket(true);
pfds[0].events = POLLIN;
@@ -303,7 +419,7 @@ main(int argc, char *argv[])
else
Connect(pfds[0].fd, host, port);
- pfds[1].fd = pcap_fileno(pcap);
+ pfds[1].fd = tap->getfd();
pfds[1].events = POLLIN;
pfds[1].revents = 0;
@@ -341,16 +457,16 @@ main(int argc, char *argv[])
listen_pfd->revents = 0;
}
+ DPRINTF("tap events: %x\n", tap_pfd->revents);
if (tap_pfd && tap_pfd->revents) {
if (tap_pfd->revents & POLLIN) {
- pcap_pkthdr hdr;
- const u_char *data = pcap_next(pcap, &hdr);
- if (data && client_pfd) {
- DPRINTF("Received packet from ethernet len=%d\n", hdr.len);
- DDUMP(data, hdr.len);
- u_int32_t len = htonl(hdr.len);
- write(client_pfd->fd, &len, sizeof(len));
- write(client_pfd->fd, data, hdr.len);
+ const char *data; int len;
+ if (tap->read(data, len) && client_pfd) {
+ DPRINTF("Received packet from ethernet len=%d\n", len);
+ DDUMP(data, len);
+ u_int32_t swaplen = htonl(len);
+ write(client_pfd->fd, &swaplen, sizeof(swaplen));
+ write(client_pfd->fd, data, len);
}
}
@@ -379,7 +495,7 @@ main(int argc, char *argv[])
while (data_len != 0 &&
buffer_offset >= data_len + sizeof(u_int32_t)) {
char *data = buffer + sizeof(u_int32_t);
- eth_send(ethernet, data, data_len);
+ tap->write(data, data_len);
DPRINTF("Sent packet to ethernet len = %d\n", data_len);
DDUMP(data, data_len);
@@ -412,8 +528,8 @@ main(int argc, char *argv[])
}
delete [] buffer;
- pcap_close(pcap);
- eth_close(ethernet);
+ delete tap;
+
if (listen_pfd)
close(listen_pfd->fd);
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-23 11:17:34 +0000