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How to use generateSandboxFunctionSignature method of csource Package
Best Syzkaller code snippet using csource.generateSandboxFunctionSignature
csource.go
Source:csource.go 
...52 target *prog.Target53 sysTarget *targets.Target54 calls map[string]uint64 // CallName -> NR55}56func generateSandboxFunctionSignature(sandboxName string, sandboxArg int) string {57 if sandboxName == "" {58 return "loop();"59 }60 arguments := "();"61 if sandboxName == "android" {62 arguments = "(" + strconv.Itoa(sandboxArg) + ");"63 }64 return "do_sandbox_" + sandboxName + arguments65}66func (ctx *context) generateSource() ([]byte, error) {67 ctx.filterCalls()68 calls, vars, err := ctx.generateProgCalls(ctx.p, ctx.opts.Trace)69 if err != nil {70 return nil, err71 }72 mmapProg := ctx.p.Target.DataMmapProg()73 mmapCalls, _, err := ctx.generateProgCalls(mmapProg, false)74 if err != nil {75 return nil, err76 }77 for _, c := range append(mmapProg.Calls, ctx.p.Calls...) {78 ctx.calls[c.Meta.CallName] = c.Meta.NR79 for _, dep := range ctx.sysTarget.PseudoSyscallDeps[c.Meta.CallName] {80 depCall := ctx.target.SyscallMap[dep]81 if depCall == nil {82 panic(dep + " is specified in PseudoSyscallDeps, but not present")83 }84 ctx.calls[depCall.CallName] = depCall.NR85 }86 }87 varsBuf := new(bytes.Buffer)88 if len(vars) != 0 {89 fmt.Fprintf(varsBuf, "uint64 r[%v] = {", len(vars))90 for i, v := range vars {91 if i != 0 {92 fmt.Fprintf(varsBuf, ", ")93 }94 fmt.Fprintf(varsBuf, "0x%x", v)95 }96 fmt.Fprintf(varsBuf, "};\n")97 }98 sandboxFunc := generateSandboxFunctionSignature(ctx.opts.Sandbox, ctx.opts.SandboxArg)99 replacements := map[string]string{100 "PROCS": fmt.Sprint(ctx.opts.Procs),101 "REPEAT_TIMES": fmt.Sprint(ctx.opts.RepeatTimes),102 "NUM_CALLS": fmt.Sprint(len(ctx.p.Calls)),103 "MMAP_DATA": strings.Join(mmapCalls, ""),104 "SYSCALL_DEFINES": ctx.generateSyscallDefines(),105 "SANDBOX_FUNC": sandboxFunc,106 "RESULTS": varsBuf.String(),107 "SYSCALLS": ctx.generateSyscalls(calls, len(vars) != 0),108 }109 if !ctx.opts.Threaded && !ctx.opts.Repeat && ctx.opts.Sandbox == "" {110 // This inlines syscalls right into main for the simplest case.111 replacements["SANDBOX_FUNC"] = replacements["SYSCALLS"]112 replacements["SYSCALLS"] = "unused"...
csource_test.go
Source:csource_test.go
...217 }218 })219 }220}221func generateSandboxFunctionSignatureTestCase(t *testing.T, sandbox string, sandboxArg int, expected, message string) {222 actual := generateSandboxFunctionSignature(sandbox, sandboxArg)223 assert.Equal(t, actual, expected, message)224}225func TestGenerateSandboxFunctionSignature(t *testing.T) {226 // This test-case intentionally omits the following edge cases:227 // - sandbox name as whitespaces, tabs228 // - control chars \r, \n and unprintables229 // - unsuitable chars - punctuation, emojis, '#', '*', etc230 // - character case mismatching function prototype defined in common_linux.h.231 // For example 'do_sandbox_android' and 'AnDroid'.232 // - non english letters, unicode compound characters233 // and focuses on correct handling of sandboxes supporting and not 'sandbox_arg'234 // config setting.235 generateSandboxFunctionSignatureTestCase(t,236 "", // sandbox name237 0, // sandbox arg238 "loop();", // expected239 "Empty sandbox name should produce 'loop();'")240 generateSandboxFunctionSignatureTestCase(t,241 "abrakadabra", // sandbox name242 0, // sandbox arg243 "do_sandbox_abrakadabra();", // expected244 "Empty sandbox name should produce 'loop();'")245 generateSandboxFunctionSignatureTestCase(t,246 "android", // sandbox name247 -1234, // sandbox arg248 "do_sandbox_android(-1234);", // expected249 "Android sandbox function requires an argument")250}...
generateSandboxFunctionSignature
Using AI Code Generation
1import (2func main() {3 target := prog.GetTarget("linux", "amd64")4 csource := compiler.New(target)5 csource.Options = append(csource.Options, compiler.OptSandboxSetuid)6 csource.Options = append(csource.Options, compiler.OptThreaded)7 csource.Options = append(csource.Options, compiler.OptCollide)8 csource.Options = append(csource.Options, compiler.OptRepeat)9 csource.Options = append(csource.Options, compiler.OptProcs)10 csource.Options = append(csource.Options, compiler.OptCgroups)11 csource.Options = append(csource.Options, compiler.OptEnableTun)12 csource.Options = append(csource.Options, compiler.OptEnableNetdev)13 csource.Options = append(csource.Options, compiler.OptEnableNetReset)14 csource.Options = append(csource.Options, compiler.OptEnableNetPrio)15 csource.Options = append(csource.Options, compiler.OptEnableNetCls)16 csource.Options = append(csource.Options, compiler.OptHandleSegv)17 csource.Options = append(csource.Options, compiler.OptHandleInt)18 csource.Options = append(csource.Options, compiler.OptHandleAbort)19 csource.Options = append(csource.Options, compiler.OptHandleTerm)20 csource.Options = append(csource.Options, compiler.OptHandleQuit)21 csource.Options = append(csource.Options, compiler.OptHandleHup)22 csource.Options = append(csource.Options, compiler.OptHandleAlrm)23 csource.Options = append(csource.Options, compiler.OptHandleUsr1)24 csource.Options = append(csource.Options, compiler.OptHandleUsr2)25 csource.Options = append(csource.Options, compiler.OptHandleChld)26 csource.Options = append(csource.Options, compiler.OptHandleCont)27 csource.Options = append(csource.Options, compiler.OptHandleStop)28 csource.Options = append(csource.Options, compiler.OptHandleTstp)29 csource.Options = append(csource.Options, compiler.OptHandleTTin)30 csource.Options = append(csource.Options, compiler.OptHandleTTOU)31 csource.Options = append(csource.Options, compiler.OptHandleURG)
generateSandboxFunctionSignature
Using AI Code Generation
1import (2func main() {3 csource := compiler.NewCSource()4 csource.Options = &compiler.Options{5 }6 csource.Features = compiler.Features{7 }8 csource.Target = &compiler.Target{9 }10 csource.Compilers = map[string]*compiler.Compiler{11 "c": &compiler.Compiler{12 Options: []string{"-O1", "-m64", "-fno-inline", "-fno-builtin", "-static"},13 },14 }15 csource.CFlags = []string{"-DFOO=1", "-DBAR=2"}16 csource.CDefines = []string{"#define BAZ 3"}17 csource.CIncludes = []string{"/usr/include/stdio.h"}
generateSandboxFunctionSignature
Using AI Code Generation
1import (2func main() {3 csource := csource.CSource{}4 fmt.Println(csource.GenerateSandboxFunctionSignature())5}6int sandbox(const char* filename, const char* dirname, int argc, const char** argv, const char** envp, const char* data, size_t data_size)7import (8func main() {9 csource := csource.CSource{}10 fmt.Println(csource.GenerateSandboxFunction())11}12int sandbox(const char* filename, const char* dirname, int argc, const char** argv, const char** envp, const char* data, size_t data_size)13{14 int pid = fork();15 if (pid < 0)16 exitf("fork failed");17 if (pid == 0) {18 if (chdir(dirname))19 exitf("chdir failed");20 if (chroot(dirname))21 exitf("chroot failed");22 if (unshare(CLONE_NEWNS))23 exitf("unshare failed");24 if (mount("", "/", "", MS_PRIVATE | MS_REC, NULL))25 exitf("mount failed");26 if (mount("none", "/", "", MS_REC | MS_PRIVATE, NULL))27 exitf("mount failed");28 if (mount("none", "/tmp", "", MS_REC | MS_PRIVATE, NULL))29 exitf("mount failed");30 if (mount("none", "/dev", "", MS_REC | MS_PRIVATE, NULL))31 exitf("mount failed");32 if (mount("none", "/proc", "", MS_REC | MS_PRIVATE, NULL))33 exitf("mount failed");34 if (mount("none", "/sys", "", MS_REC | MS_PRIVATE, NULL))35 exitf("mount failed");36 if (mount("none", "/run", "", MS_REC | MS_PRIVATE, NULL))37 exitf("mount failed");38 if (mount("none", "/var",
generateSandboxFunctionSignature
Using AI Code Generation
1void generateSandboxFunctionSignature(const FunctionDecl *funcDecl, raw_ostream &OS);2void generateSandboxFunctionBody(const FunctionDecl *funcDecl, raw_ostream &OS);3void generateSandboxFunctionWrapper(const FunctionDecl *funcDecl, raw_ostream &OS);4void CSource::generateSandboxFunctionSignature(const FunctionDecl *funcDecl, raw_ostream &OS) {5}6void CSource::generateSandboxFunctionBody(const FunctionDecl *funcDecl, raw_ostream &OS) {7}8void CSource::generateSandboxFunctionWrapper(const FunctionDecl *funcDecl, raw_ostream &OS) {
generateSandboxFunctionSignature
Using AI Code Generation
1import (2func main() {3 cs := gobus.NewCSource()4 signature := cs.GenerateSandboxFunctionSignature("sandbox_function")5 fmt.Println(signature)6}7import (8func main() {9 cs := gobus.NewCSource()10 sandboxFunction := cs.GenerateSandboxFunction("sandbox_function")11 fmt.Println(sandboxFunction)12}13import (14func main() {15 cs := gobus.NewCSource()16 sandboxFunction := cs.GenerateSandboxFunction("sandbox_function", "return 1;")17 fmt.Println(sandboxFunction)18}19import (20func main() {21 cs := gobus.NewCSource()22 sandboxFunction := cs.GenerateSandboxFunction("sandbox_function", "int x = 1; return x;")23 fmt.Println(sandboxFunction)24}
generateSandboxFunctionSignature
Using AI Code Generation
1import (2func main() {3 target, err := prog.GetTarget("linux", "amd64")4 if err != nil {5 fmt.Println(err)6 }7 csource := compiler.New(target)8 args := []string{"arg1", "arg2"}9 signature, err := csource.GenerateSandboxFunctionSignature(function, args)10 if err != nil {11 fmt.Println(err)12 }13 fmt.Println(signature)14}15func func1(arg1, arg2 uintptr) uintptr16import (17func main() {18 target, err := prog.GetTarget("linux", "amd64")19 if err != nil {20 fmt.Println(err)21 }22 csource := compiler.New(target)23 args := []string{"arg1", "arg2"}24 call, err := csource.GenerateSandboxFunctionCall(function, args)25 if err != nil {26 fmt.Println(err)27 }28 fmt.Println(call)29}30func1(arg1, arg2)
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Most used method in
- build
- BuildNoWarn
- BuildFile
- Format
- createCommonHeader
- defineList
- commonDefines
- removeSystemDefines
- Write
- generateSandboxFunctionSignature
- generateSource
- filterCalls
- generateSyscalls
- generateSyscallDefines
- generateProgCalls
- generateCalls
- emitCall
- emitCallBody
- generateCsumInet
- copyin
- copyinVal
- copyout
- constArgToStr
- resultArgToStr
- postProcess
- hoistIncludes
- removeEmptyLines
- toCString
- init
- TestGenerate
- testTarget
- testOne
- TestExecutorMacros
- TestSource
- generateSandboxFunctionSignatureTestCase
- TestGenerateSandboxFunctionSignature
- Check
- checkLinuxOnly
- DefaultOpts
- Serialize
- deserializeLegacyOptions1
- deserializeLegacyOptions2
- deserializeLegacyOptions3
- deserializeLegacyFormats
- DeserializeOptions
- defaultFeatures
- ParseFeaturesFlags
- PrintAvailableFeaturesFlags
- TestParseOptions
- TestParseOptionsCanned
- allOptionsSingle
- allOptionsPermutations
- dedup
- enumerateField
- TestParseFeaturesFlags
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