signed function (struct plc * plc, char const * socket)
{
struct channel * channel = (struct channel *)(plc->channel);
struct message * message = (struct message *)(plc->message);
static char const * actions [] =
{
"start device",
"store firmware",
"store parameters",
"update host",
"config memory",
"restore defaults",
"unknown"
};
#ifndef __GNUC__
#pragma pack (push,1)
#endif
struct __packed vs_host_action_ind
{
struct ethernet_hdr ethernet;
struct qualcomm_hdr qualcomm;
uint8_t MACTION;
uint8_t MAJOR_VERSION;
uint8_t MINOR_VERSION;
}
* indicate = (struct vs_host_action_ind *) (message);
#ifndef __GNUC__
#pragma pack (pop)
#endif
signed fd = opensocket (socket);
char firmware [PLC_VERSION_STRING];
char const * FactoryNVM = plc->NVM.name;
char const * FactoryPIB = plc->PIB.name;
signed action;
signed status;
write (fd, MESSAGE, strlen (MESSAGE));
while (!done)
{
status = ReadMME (plc, 0, (VS_HOST_ACTION | MMTYPE_IND));
if (status < 0)
{
break;
}
if (status < 1)
{
continue;
}
action = indicate->MACTION;
if (action < SIZEOF (actions))
{
fprintf(stderr, "plchostd2: action = %s\n", actions[action]);
}
else
{
fprintf(stderr, "plchostd2: action = %d\n", action);
}
memcpy (channel->peer, indicate->ethernet.OSA, sizeof (channel->peer));
if (HostActionResponse (plc))
{
return (-1);
}
if (action == 0x00)
{
if (BootDevice2 (plc))
{
return (-1);
}
if (WaitForStart (plc, firmware, sizeof (firmware)))
{
return (-1);
}
if (_anyset (plc->flags, PLC_FLASH_DEVICE))
{
FlashDevice2 (plc, (PLC_COMMIT_FORCE | PLC_COMMIT_NORESET | PLC_COMMIT_FACTPIB));
}
continue;
}
if (action == 0x01)
{
close (plc->NVM.file);
if (ReadFirmware2 (plc))
{
return (-1);
}
if ((plc->NVM.file = open (plc->NVM.name = plc->nvm.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->NVM.name);
}
continue;
}
if (action == 0x02)
{
close (plc->PIB.file);
if (ReadParameters2 (plc))
{
return (-1);
}
if ((plc->PIB.file = open (plc->PIB.name = plc->pib.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
if (ResetDevice (plc))
{
return (-1);
}
continue;
}
if (action == 0x03)
{
close (plc->PIB.file);
if (ReadParameters2 (plc))
{
return (-1);
}
if ((plc->PIB.file = open (plc->PIB.name = plc->pib.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
close (plc->NVM.file);
if (ReadFirmware2 (plc))
{
return (-1);
}
if ((plc->NVM.file = open (plc->NVM.name = plc->nvm.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->NVM.name);
}
if (ResetDevice (plc))
{
return (-1);
}
continue;
}
if (action == 0x04)
{
if (InitDevice2 (plc))
{
return (-1);
}
continue;
}
if (action == 0x05)
{
close (plc->NVM.file);
if ((plc->NVM.file = open (plc->NVM.name = FactoryNVM, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->NVM.name);
}
close (plc->PIB.file);
if ((plc->PIB.file = open (plc->PIB.name = FactoryPIB, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
if (ResetDevice (plc))
{
return (-1);
}
continue;
}
if (action == 0x06)
{
close (plc->PIB.file);
if (ReadParameters2 (plc))
{
return (-1);
}
if ((plc->PIB.file = open (plc->PIB.name = plc->pib.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
continue;
}
error (0, ENOSYS, "Host Action 0x%02X", action);
}
close (fd);
return (0);
}
signed function (struct plc * plc)
{
struct channel * channel = (struct channel *)(plc->channel);
struct message * message = (struct message *)(plc->message);
#ifndef __GNUC__
#pragma pack (push,1)
#endif
struct __packed vs_host_action_ind
{
struct ethernet_hdr ethernet;
struct qualcomm_hdr qualcomm;
uint8_t MACTION;
uint8_t MAJOR_VERSION;
uint8_t MINOR_VERSION;
}
* indicate = (struct vs_host_action_ind *) (message);
#ifndef __GNUC__
#pragma pack (pop)
#endif
char firmware [PLC_VERSION_STRING];
char const * FactoryNVM = plc->NVM.name;
char const * FactoryPIB = plc->PIB.name;
signed status;
while (true)
{
status = ReadMME (plc, 0, (VS_HOST_ACTION | MMTYPE_IND));
if (status < 0)
{
break;
}
if (status > 0)
{
signed action = indicate->MACTION;
memcpy (channel->peer, indicate->ethernet.OSA, sizeof (channel->peer));
if (HostActionResponse (plc))
{
return (-1);
}
if (action == 0x00)
{
if (BootDevice2 (plc))
{
return (-1);
}
if (WaitForStart (plc, firmware, sizeof (firmware)))
{
return (-1);
}
if (_anyset (plc->flags, PLC_FLASH_DEVICE))
{
FlashDevice2 (plc, (PLC_COMMIT_FORCE | PLC_COMMIT_NORESET | PLC_COMMIT_FACTPIB));
}
continue;
}
if (action == 0x01)
{
close (plc->NVM.file);
if (ReadFirmware2 (plc))
{
return (-1);
}
if ((plc->NVM.file = open (plc->NVM.name = plc->nvm.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->NVM.name);
}
continue;
}
if (action == 0x02)
{
close (plc->PIB.file);
if (ReadParameters2 (plc))
{
return (-1);
}
if ((plc->PIB.file = open (plc->PIB.name = plc->pib.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
if (ResetDevice (plc))
{
return (-1);
}
continue;
}
if (action == 0x03)
{
close (plc->PIB.file);
if (ReadParameters2 (plc))
{
return (-1);
}
if ((plc->PIB.file = open (plc->PIB.name = plc->pib.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
close (plc->NVM.file);
if (ReadFirmware2 (plc))
{
return (-1);
}
if ((plc->NVM.file = open (plc->NVM.name = plc->nvm.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->NVM.name);
}
if (ResetDevice (plc))
{
return (-1);
}
continue;
}
if (action == 0x04)
{
if (InitDevice2 (plc))
{
return (-1);
}
continue;
}
if (action == 0x05)
{
close (plc->NVM.file);
if ((plc->NVM.file = open (plc->NVM.name = FactoryNVM, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->NVM.name);
}
close (plc->PIB.file);
if ((plc->PIB.file = open (plc->PIB.name = FactoryPIB, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
if (ResetDevice (plc))
{
return (-1);
}
continue;
}
if (action == 0x06)
{
close (plc->PIB.file);
if (ReadParameters2 (plc))
{
return (-1);
}
if ((plc->PIB.file = open (plc->PIB.name = plc->pib.name, O_BINARY|O_RDONLY)) == -1)
{
error (1, errno, "%s", plc->PIB.name);
}
continue;
}
error (0, ENOSYS, "Host Action 0x%02X", action);
}
}
return (0);
}