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authorLibravatar dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>2023-04-03 11:16:17 +0200
committerLibravatar GitHub <noreply@github.com>2023-04-03 11:16:17 +0200
commit57dc742c76d7876a2457594715a7b5bc2c9a92bd (patch)
tree76be1ec744face5bf4f617d4c9fca084707e4268 /vendor/github.com/cilium/ebpf/internal/syscall.go
parent[bugfix/frontend] Preload css styles (#1638) (diff)
downloadgotosocial-57dc742c76d7876a2457594715a7b5bc2c9a92bd.tar.xz
[chore]: Bump github.com/KimMachineGun/automemlimit from 0.2.4 to 0.2.5 (#1666)
Bumps [github.com/KimMachineGun/automemlimit](https://github.com/KimMachineGun/automemlimit) from 0.2.4 to 0.2.5. - [Release notes](https://github.com/KimMachineGun/automemlimit/releases) - [Commits](https://github.com/KimMachineGun/automemlimit/compare/v0.2.4...v0.2.5) --- updated-dependencies: - dependency-name: github.com/KimMachineGun/automemlimit dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Diffstat (limited to 'vendor/github.com/cilium/ebpf/internal/syscall.go')
-rw-r--r--vendor/github.com/cilium/ebpf/internal/syscall.go179
1 files changed, 0 insertions, 179 deletions
diff --git a/vendor/github.com/cilium/ebpf/internal/syscall.go b/vendor/github.com/cilium/ebpf/internal/syscall.go
deleted file mode 100644
index c80815131..000000000
--- a/vendor/github.com/cilium/ebpf/internal/syscall.go
+++ /dev/null
@@ -1,179 +0,0 @@
-package internal
-
-import (
- "fmt"
- "path/filepath"
- "runtime"
- "unsafe"
-
- "github.com/cilium/ebpf/internal/unix"
-)
-
-//go:generate stringer -output syscall_string.go -type=BPFCmd
-
-// BPFCmd identifies a subcommand of the bpf syscall.
-type BPFCmd int
-
-// Well known BPF commands.
-const (
- BPF_MAP_CREATE BPFCmd = iota
- BPF_MAP_LOOKUP_ELEM
- BPF_MAP_UPDATE_ELEM
- BPF_MAP_DELETE_ELEM
- BPF_MAP_GET_NEXT_KEY
- BPF_PROG_LOAD
- BPF_OBJ_PIN
- BPF_OBJ_GET
- BPF_PROG_ATTACH
- BPF_PROG_DETACH
- BPF_PROG_TEST_RUN
- BPF_PROG_GET_NEXT_ID
- BPF_MAP_GET_NEXT_ID
- BPF_PROG_GET_FD_BY_ID
- BPF_MAP_GET_FD_BY_ID
- BPF_OBJ_GET_INFO_BY_FD
- BPF_PROG_QUERY
- BPF_RAW_TRACEPOINT_OPEN
- BPF_BTF_LOAD
- BPF_BTF_GET_FD_BY_ID
- BPF_TASK_FD_QUERY
- BPF_MAP_LOOKUP_AND_DELETE_ELEM
- BPF_MAP_FREEZE
- BPF_BTF_GET_NEXT_ID
- BPF_MAP_LOOKUP_BATCH
- BPF_MAP_LOOKUP_AND_DELETE_BATCH
- BPF_MAP_UPDATE_BATCH
- BPF_MAP_DELETE_BATCH
- BPF_LINK_CREATE
- BPF_LINK_UPDATE
- BPF_LINK_GET_FD_BY_ID
- BPF_LINK_GET_NEXT_ID
- BPF_ENABLE_STATS
- BPF_ITER_CREATE
-)
-
-// BPF wraps SYS_BPF.
-//
-// Any pointers contained in attr must use the Pointer type from this package.
-func BPF(cmd BPFCmd, attr unsafe.Pointer, size uintptr) (uintptr, error) {
- r1, _, errNo := unix.Syscall(unix.SYS_BPF, uintptr(cmd), uintptr(attr), size)
- runtime.KeepAlive(attr)
-
- var err error
- if errNo != 0 {
- err = errNo
- }
-
- return r1, err
-}
-
-type BPFProgAttachAttr struct {
- TargetFd uint32
- AttachBpfFd uint32
- AttachType uint32
- AttachFlags uint32
- ReplaceBpfFd uint32
-}
-
-func BPFProgAttach(attr *BPFProgAttachAttr) error {
- _, err := BPF(BPF_PROG_ATTACH, unsafe.Pointer(attr), unsafe.Sizeof(*attr))
- return err
-}
-
-type BPFProgDetachAttr struct {
- TargetFd uint32
- AttachBpfFd uint32
- AttachType uint32
-}
-
-func BPFProgDetach(attr *BPFProgDetachAttr) error {
- _, err := BPF(BPF_PROG_DETACH, unsafe.Pointer(attr), unsafe.Sizeof(*attr))
- return err
-}
-
-type BPFEnableStatsAttr struct {
- StatsType uint32
-}
-
-func BPFEnableStats(attr *BPFEnableStatsAttr) (*FD, error) {
- ptr, err := BPF(BPF_ENABLE_STATS, unsafe.Pointer(attr), unsafe.Sizeof(*attr))
- if err != nil {
- return nil, fmt.Errorf("enable stats: %w", err)
- }
- return NewFD(uint32(ptr)), nil
-
-}
-
-type bpfObjAttr struct {
- fileName Pointer
- fd uint32
- fileFlags uint32
-}
-
-const bpfFSType = 0xcafe4a11
-
-// BPFObjPin wraps BPF_OBJ_PIN.
-func BPFObjPin(fileName string, fd *FD) error {
- dirName := filepath.Dir(fileName)
- var statfs unix.Statfs_t
- if err := unix.Statfs(dirName, &statfs); err != nil {
- return err
- }
- if uint64(statfs.Type) != bpfFSType {
- return fmt.Errorf("%s is not on a bpf filesystem", fileName)
- }
-
- value, err := fd.Value()
- if err != nil {
- return err
- }
-
- attr := bpfObjAttr{
- fileName: NewStringPointer(fileName),
- fd: value,
- }
- _, err = BPF(BPF_OBJ_PIN, unsafe.Pointer(&attr), unsafe.Sizeof(attr))
- if err != nil {
- return fmt.Errorf("pin object %s: %w", fileName, err)
- }
- return nil
-}
-
-// BPFObjGet wraps BPF_OBJ_GET.
-func BPFObjGet(fileName string) (*FD, error) {
- attr := bpfObjAttr{
- fileName: NewStringPointer(fileName),
- }
- ptr, err := BPF(BPF_OBJ_GET, unsafe.Pointer(&attr), unsafe.Sizeof(attr))
- if err != nil {
- return nil, fmt.Errorf("get object %s: %w", fileName, err)
- }
- return NewFD(uint32(ptr)), nil
-}
-
-type bpfObjGetInfoByFDAttr struct {
- fd uint32
- infoLen uint32
- info Pointer
-}
-
-// BPFObjGetInfoByFD wraps BPF_OBJ_GET_INFO_BY_FD.
-//
-// Available from 4.13.
-func BPFObjGetInfoByFD(fd *FD, info unsafe.Pointer, size uintptr) error {
- value, err := fd.Value()
- if err != nil {
- return err
- }
-
- attr := bpfObjGetInfoByFDAttr{
- fd: value,
- infoLen: uint32(size),
- info: NewPointer(info),
- }
- _, err = BPF(BPF_OBJ_GET_INFO_BY_FD, unsafe.Pointer(&attr), unsafe.Sizeof(attr))
- if err != nil {
- return fmt.Errorf("fd %v: %w", fd, err)
- }
- return nil
-}