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Implement Get FireWire Data packet, and support for Linux.

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This commit is contained in:
Natalia Portillo
2019-10-19 00:09:03 +01:00
parent f161e88ecd
commit fa4fa839a6
7 changed files with 253 additions and 4 deletions
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4
CMakeLists.txt
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@@ -3,10 +3,10 @@ project(dicremote C)
set(CMAKE_C_STANDARD 90)
set(MAIN_SOURCES main.c list_devices.c device.c scsi.c hex2bin.c usb.c)
set(MAIN_SOURCES main.c list_devices.c device.c scsi.c hex2bin.c usb.c ieee1394.c)
if("${CMAKE_SYSTEM}" MATCHES "Linux")
set(PLATFORM_SOURCES linux/list_devices.c linux/linux.h linux/device.c linux/scsi.c linux/usb.c)
set(PLATFORM_SOURCES linux/list_devices.c linux/linux.h linux/device.c linux/scsi.c linux/usb.c linux/ieee1394.c)
endif()
add_executable(dicremote ${MAIN_SOURCES} ${PLATFORM_SOURCES})

6
dicmote.h
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@@ -426,5 +426,11 @@ uint8_t GetUsbData(const char* devicePath,
char* manufacturer,
char* product,
char* serial);
uint8_t GetFireWireData(const char* devicePath,
uint32_t* idModel,
uint32_t* idVendor,
uint64_t* guid,
char* vendor,
char* model);
#endif

36
ieee1394.c Normal file
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@@ -0,0 +1,36 @@
/*
* This file is part of the DiscImageChef Remote Server.
* Copyright (c) 2019 Natalia Portillo.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#if defined(__linux__) && !defined(__ANDROID__)
#include "linux/linux.h"
#endif
uint8_t GetFireWireData(const char* devicePath,
uint32_t* idModel,
uint32_t* idVendor,
uint64_t* guid,
char* vendor,
char* model)
{
#if defined(__linux__) && !defined(__ANDROID__)
return linux_get_ieee1394_data(devicePath, idModel, idVendor, guid, vendor, model);
#else
return 0;
#endif
}

160
linux/ieee1394.c Normal file
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@@ -0,0 +1,160 @@
/*
* This file is part of the DiscImageChef Remote Server.
* Copyright (c) 2019 Natalia Portillo.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "linux.h"
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>
uint8_t linux_get_ieee1394_data(const char* devicePath,
uint32_t* idModel,
uint32_t* idVendor,
uint64_t* guid,
char* vendor,
char* model)
{
char* devPath;
char tmpPath[4096];
char resolvedLink[4096];
struct stat sb;
ssize_t len;
char* rchr;
int found;
FILE* file;
*idModel = 0;
*idVendor = 0;
*guid = 0;
memset(tmpPath, 0, 4096);
memset(resolvedLink, 0, 4096);
if(strncmp(devicePath, "/dev/sd", 7) != 0 && strncmp(devicePath, "/dev/sr", 7) != 0 &&
strncmp(devicePath, "/dev/st", 7) != 0)
return 0;
devPath = (char*)devicePath + 5;
snprintf(tmpPath, 4096, "/sys/block/%s", devPath);
if(stat(tmpPath, &sb) != 0 || !S_ISDIR(sb.st_mode)) { return 0; }
len = readlink(tmpPath, resolvedLink, 4096);
if(len == 0) return 0;
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "/sys%s", resolvedLink + 2);
memcpy(resolvedLink, tmpPath, 4096);
while(strstr(resolvedLink, "firewire") != NULL)
{
found = 1;
rchr = strrchr(resolvedLink, '/');
if(rchr == NULL) break;
*rchr = '\0';
if(strlen(resolvedLink) == 0) break;
snprintf(tmpPath, 4096, "%s/model", resolvedLink);
if(access(tmpPath, R_OK) != 0) found = 0;
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "%s/vendor", resolvedLink);
if(access(tmpPath, R_OK) != 0) found = 0;
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "%s/guid", resolvedLink);
if(access(tmpPath, R_OK) != 0) found = 0;
memset(tmpPath, 0, 4096);
if(!found) continue;
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "%s/model", resolvedLink);
if(access(tmpPath, R_OK) == 0)
{
file = fopen(tmpPath, "r");
if(file != NULL)
{
fscanf(file, "%8x", idModel);
fclose(file);
}
}
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "%s/vendor", resolvedLink);
if(access(tmpPath, R_OK) == 0)
{
file = fopen(tmpPath, "r");
if(file != NULL)
{
fscanf(file, "%8x", idVendor);
fclose(file);
}
}
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "%s/guid", resolvedLink);
if(access(tmpPath, R_OK) == 0)
{
file = fopen(tmpPath, "r");
if(file != NULL)
{
fscanf(file, "%16lx", guid);
fclose(file);
}
}
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "%s/model_name", resolvedLink);
if(access(tmpPath, R_OK) == 0)
{
file = fopen(tmpPath, "r");
if(file != NULL)
{
fread(model, 256, 1, file);
fclose(file);
}
}
memset(tmpPath, 0, 4096);
snprintf(tmpPath, 4096, "%s/vendor_name", resolvedLink);
if(access(tmpPath, R_OK) == 0)
{
file = fopen(tmpPath, "r");
if(file != NULL)
{
fread(vendor, 256, 1, file);
fclose(file);
}
}
return 1;
}
return 0;
}

7
linux/linux.h
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@@ -52,4 +52,11 @@ uint8_t linux_get_usb_data(const char* devicePath,
char* manufacturer,
char* product,
char* serial);
uint8_t linux_get_ieee1394_data(const char* devicePath,
uint32_t* idModel,
uint32_t* idVendor,
uint64_t* guid,
char* vendor,
char* model);
#endif // DICREMOTE_LINUX_H

3
linux/usb.c
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@@ -67,7 +67,8 @@ uint8_t linux_get_usb_data(const char* devicePath,
while(strstr(resolvedLink, "usb") != NULL)
{
rchr = strrchr(resolvedLink, '/');
found = 1;
rchr = strrchr(resolvedLink, '/');
if(rchr == NULL) break;

41
main.c
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@@ -66,6 +66,7 @@ int main()
char* ocr;
char* scr;
DicPacketResGetUsbData* pkt_res_usb;
DicPacketResGetFireWireData* pkt_res_firewire;
printf("DiscImageChef Remote Server %s\n", DICMOTE_VERSION);
printf("Copyright (C) 2019 Natalia Portillo\n");
@@ -660,11 +661,49 @@ int main()
write(cli_sock, pkt_res_usb, pkt_res_usb->hdr.len);
free(pkt_res_usb);
continue;
case DICMOTE_PACKET_TYPE_COMMAND_GET_FIREWIRE_DATA:
// Packet only contains header so, dummy
in_buf = malloc(pkt_hdr->len);
if(!in_buf)
{
printf("Fatal error %d allocating memory for packet, closing connection...\n", errno);
free(pkt_hdr);
close(cli_sock);
continue;
}
recv(cli_sock, in_buf, pkt_hdr->len, 0);
free(in_buf);
pkt_res_firewire = malloc(sizeof(DicPacketResGetFireWireData));
if(!pkt_res_firewire)
{
printf("Fatal error %d allocating memory for packet, closing connection...\n", errno);
free(pkt_hdr);
close(cli_sock);
continue;
}
memset(pkt_res_firewire, 0, sizeof(DicPacketResGetFireWireData));
pkt_res_firewire->hdr.id = DICMOTE_PACKET_ID;
pkt_res_firewire->hdr.version = DICMOTE_PACKET_VERSION;
pkt_res_firewire->hdr.packet_type = DICMOTE_PACKET_TYPE_RESPONSE_GET_FIREWIRE_DATA;
pkt_res_firewire->hdr.len = sizeof(DicPacketResGetFireWireData);
pkt_res_firewire->isFireWire = GetFireWireData(device_path,
&pkt_res_firewire->idModel,
&pkt_res_firewire->idVendor,
&pkt_res_firewire->guid,
pkt_res_firewire->vendor,
pkt_res_firewire->model);
write(cli_sock, pkt_res_firewire, pkt_res_firewire->hdr.len);
free(pkt_res_firewire);
continue;
case DICMOTE_PACKET_TYPE_COMMAND_ATA_CHS:
case DICMOTE_PACKET_TYPE_COMMAND_ATA_LBA28:
case DICMOTE_PACKET_TYPE_COMMAND_ATA_LBA48:
case DICMOTE_PACKET_TYPE_COMMAND_SDHCI:
case DICMOTE_PACKET_TYPE_COMMAND_GET_FIREWIRE_DATA:
case DICMOTE_PACKET_TYPE_COMMAND_GET_PCMCIA_DATA:
pkt_nop->reason_code = DICMOTE_PACKET_NOP_REASON_NOT_IMPLEMENTED;
memset(&pkt_nop->reason, 0, 256);