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Diffstat (limited to 'tools/numap/internal/hwids/hwids.go')
-rw-r--r--tools/numap/internal/hwids/hwids.go148
1 files changed, 0 insertions, 148 deletions
diff --git a/tools/numap/internal/hwids/hwids.go b/tools/numap/internal/hwids/hwids.go
deleted file mode 100644
index 6aa9d8a..0000000
--- a/tools/numap/internal/hwids/hwids.go
+++ /dev/null
@@ -1,148 +0,0 @@
-package hwids
-
-import (
-	"bufio"
-	"fmt"
-	"os"
-	"strings"
-)
-
-var pciPath = []string{
-	"/usr/share/hwdata/pci.ids",
-	"/usr/share/misc/pci.ids",
-}
-
-type PCIType int
-
-const (
-	PCIVendor PCIType = iota
-	PCIDevice
-	PCISubsystem
-)
-
-type PciDevices map[uint16][]PciDevice
-
-// PciDevice represents a PCI device
-type PciDevice struct {
-	Type                   PCIType
-	Vendor, Device         uint16
-	SubVendor, SubDevice   uint16
-	VendorName, DeviceName string
-	SubName                string
-}
-
-// Load load the hardware database for PCI devices and return a map of
-// vendor -> list of devices.
-func Load() (PciDevices, error) {
-	// if the environment variable HWDATAPATH is set, we add it to the
-	// list of paths we check for the hardware database.
-	extraPath := os.Getenv("HWDATA")
-	if extraPath != "" {
-		pciPath = append(pciPath, extraPath)
-	}
-
-	for _, f := range pciPath {
-		fh, err := os.Open(f)
-		if err != nil {
-			continue
-		}
-		defer fh.Close()
-		return parse(fh)
-	}
-	return PciDevices{}, fmt.Errorf("hwids: could not find a pci.ids file")
-}
-
-func parse(f *os.File) (PciDevices, error) {
-	devices := make(PciDevices)
-
-	s := bufio.NewScanner(f)
-
-	// this is to keep track of the current device. The format of the
-	// file is as follow:
-	// vendor  vendor_name
-	//       device  device_name                             <-- single tab
-	//               subvendor subdevice  subsystem_name     <-- two tabs
-	// the variable is to keep track of the current vendor / device
-	cur := PciDevice{}
-
-	for s.Scan() {
-		l := s.Text()
-		// skip empty lines or lines that are a comment
-		if len(l) == 0 || l[0] == '#' {
-			continue
-		}
-		// lines starting with a C are the classes definitions, and
-		// they are at the end of the file, which means we're done
-		// parsing the devices
-		if l[0] == 'C' {
-			break
-		}
-
-		parts := strings.SplitN(l, "  ", 2)
-		if len(parts) != 2 {
-			return devices, fmt.Errorf("hwids: malformed PCI ID line (missing ID separator): %s", l)
-		}
-
-		ids, name := parts[0], parts[1]
-		if len(ids) < 2 || len(name) == 0 {
-			return devices, fmt.Errorf("hwids: malformed PCI ID line (empty ID or name): %s", l)
-		}
-
-		cur.Type = PCIVendor
-
-		if ids[0] == '\t' {
-			if ids[1] == '\t' {
-				cur.Type = PCISubsystem
-			} else {
-				cur.Type = PCIDevice
-			}
-		}
-
-		var err error
-		switch cur.Type {
-		case PCIVendor:
-			_, err = fmt.Sscanf(ids, "%x", &cur.Vendor)
-			cur.VendorName = name
-		case PCIDevice:
-			_, err = fmt.Sscanf(ids, "%x", &cur.Device)
-			cur.DeviceName = name
-		case PCISubsystem:
-			_, err = fmt.Sscanf(ids, "%x %x", &cur.SubVendor, &cur.SubDevice)
-			cur.SubName = name
-		}
-
-		if err != nil {
-			return devices, fmt.Errorf("hwids: malformed PCI ID line: %s: %v", l, err)
-		}
-
-		// This is to reset the state when we are moving to a
-		// different vendor or device
-		switch cur.Type {
-		case PCIVendor:
-			cur.Device = 0
-			cur.DeviceName = ""
-			fallthrough
-		case PCIDevice:
-			cur.SubVendor = 0
-			cur.SubDevice = 0
-			cur.SubName = ""
-		}
-
-		_, ok := devices[cur.Vendor]
-		if ok {
-			_devices := devices[cur.Vendor]
-			_devices = append(_devices, cur)
-			devices[cur.Vendor] = _devices
-
-		} else {
-			_devices := []PciDevice{cur}
-			devices[cur.Vendor] = _devices
-		}
-	}
-
-	if err := s.Err(); err != nil {
-		return devices, fmt.Errorf("hwids: failed to read PCI ID line: %v", err)
-	}
-
-	return devices, nil
-}