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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/JsonArray.h>
#include <AK/JsonObject.h>
#include <AK/String.h>
#include <LibCore/File.h>
#include <LibPCIDB/Database.h>
#include <stdio.h>
int main(int argc, char** argv)
{
UNUSED_PARAM(argc);
UNUSED_PARAM(argv);
if (pledge("stdio rpath", nullptr) < 0) {
perror("pledge");
return 1;
}
if (unveil("/res/pci.ids", "r") < 0) {
perror("unveil");
return 1;
}
if (unveil("/proc/pci", "r") < 0) {
perror("unveil");
return 1;
}
unveil(nullptr, nullptr);
auto db = PCIDB::Database::open();
if (!db)
fprintf(stderr, "Couldn't open PCI ID database\n");
auto proc_pci = Core::File::construct("/proc/pci");
if (!proc_pci->open(Core::IODevice::ReadOnly)) {
fprintf(stderr, "Error: %s\n", proc_pci->error_string());
return 1;
}
if (pledge("stdio", nullptr) < 0) {
perror("pledge");
return 1;
}
auto file_contents = proc_pci->read_all();
auto json = JsonValue::from_string(file_contents);
ASSERT(json.has_value());
json.value().as_array().for_each([db](auto& value) {
auto dev = value.as_object();
auto seg = dev.get("seg").to_u32();
auto bus = dev.get("bus").to_u32();
auto slot = dev.get("slot").to_u32();
auto function = dev.get("function").to_u32();
auto vendor_id = dev.get("vendor_id").to_u32();
auto device_id = dev.get("device_id").to_u32();
auto revision_id = dev.get("revision_id").to_u32();
auto class_id = dev.get("class").to_u32();
String vendor_name;
String device_name;
String class_name;
if (db) {
vendor_name = db->get_vendor(vendor_id);
device_name = db->get_device(vendor_id, device_id);
class_name = db->get_class(class_id);
}
if (vendor_name.is_empty())
vendor_name = String::format("%02x", vendor_id);
if (device_name.is_empty())
device_name = String::format("%02x", device_id);
if (class_name.is_empty())
class_name = String::format("%04x", class_id);
printf("%04x:%02x:%02x.%d %s: %s %s (rev %02x)\n",
seg, bus, slot, function,
class_name.characters(), vendor_name.characters(),
device_name.characters(), revision_id);
});
return 0;
}
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