How to use emitCall method of csource Package

Best Syzkaller code snippet using csource.emitCall

csource.go

Source:csource.go

...350				fmt.Fprintf(w, "\twrite_file(\"/sys/kernel/debug/fail_futex/ignore-private\", \"N\");\n")351				fmt.Fprintf(w, "\tinject_fault(%v);\n", ctx.opts.FaultNth)352			}353			meta := ctx.target.Syscalls[instr]354			emitCall := true355			if meta.CallName == "syz_test" {356				emitCall = false357			}358			if !ctx.opts.EnableTun && (meta.CallName == "syz_emit_ethernet" ||359				meta.CallName == "syz_extract_tcp_res") {360				emitCall = false361			}362			native := !strings.HasPrefix(meta.CallName, "syz_")363			if emitCall {364				if native {365					fmt.Fprintf(w, "\tr[%v] = syscall(%v%v",366						n, ctx.sysTarget.SyscallPrefix, meta.CallName)367				} else {368					fmt.Fprintf(w, "\tr[%v] = %v(", n, meta.CallName)369				}370			}371			nargs := read()372			for i := uint64(0); i < nargs; i++ {373				typ := read()374				size := read()375				_ = size376				if emitCall && (native || i > 0) {377					fmt.Fprintf(w, ", ")378				}379				switch typ {380				case prog.ExecArgConst:381					value := read()382					if emitCall {383						fmt.Fprintf(w, "0x%xul", value)384					}385					// Bitfields can't be args of a normal syscall, so just ignore them.386					read() // bit field offset387					read() // bit field length388				case prog.ExecArgResult:389					ref := resultRef()390					if emitCall {391						fmt.Fprintf(w, "%v", ref)392					}393				default:394					panic(fmt.Sprintf("unknown arg type %v", typ))395				}396			}397			if emitCall {398				fmt.Fprintf(w, ");\n")399			}400			lastCall = n401			seenCall = true402		}403	}404	newCall()405	return calls, n406}407func (ctx *context) preprocessCommonHeader(commonHeader string) (string, error) {408	var defines []string409	if prog.RequiresBitmasks(ctx.p) {410		defines = append(defines, "SYZ_USE_BITMASKS")411	}...

emitCall

Using AI Code Generation

1import (2func main() {3	lib, err := syscall.LoadLibrary("test.dll")4	if err != nil {5		fmt.Println("Error loading the library", err)6		os.Exit(1)7	}8	defer syscall.FreeLibrary(lib)9	proc, err := syscall.GetProcAddress(lib, "emitCall")10	if err != nil {11		fmt.Println("Error getting the function address", err)12		os.Exit(1)13	}14	_, _, err = syscall.Syscall(proc, 0, 0, 0, 0)15	if err != 0 {16		fmt.Println("Error calling the function", err)17		os.Exit(1)18	}19}20extern "C" __declspec(dllexport) int emitCall();21proc, err := syscall.GetProcAddress(lib, "emitCall")22if err != nil {23	fmt.Println("Error getting the function address", err)24	os.Exit(1)25}26_, _, err = syscall.Syscall(proc, 0, 0, 0, 0)27if err != 0 {28	fmt.Println("Error calling the function", err)29	os.Exit(1)30}

emitCall

Using AI Code Generation

1import (2func main() {3	fset := token.NewFileSet()4	src := []byte(`package main5import "fmt"6func main() {7	fmt.Println("Hello, playground")8}9	f, err := parser.ParseFile(fset, "hello.go", src, parser.ParseComments)10	if err != nil {11		log.Fatal(err)12	}13	ast.Print(fset, f)14	f, err = parser.ParseFile(fset, "hello.go", src, parser.ParseComments)15	if err != nil {16		log.Fatal(err)17	}18	ast.Print(fset, f)19	fmt.Println("Hello, playground")20}21import "fmt"22func main() {23	fmt.Println("Hello, playground")24}25import "fmt"26func main() {27	fmt.Println("Hello, playground")28}

emitCall

Using AI Code Generation

1import java.io.*;2public class Test {3public static void main(String args[]) throws Exception {4CSource csource = new CSource();5csource.init();6CFunction cfunction = new CFunction();7cfunction.init();8cfunction.setName("myFunc");9cfunction.addArgument("int", "myInt");10cfunction.addArgument("double", "myDouble");11cfunction.addArgument("char *", "myString");12cfunction.addArgument("void *", "myPtr");13csource.emitCall(cfunction);14System.out.println(csource.toString());15}16}17import java.io.*;18public class Test {19public static void main(String args[]) throws Exception {20CSource csource = new CSource();21csource.init();22CFunction cfunction = new CFunction();23cfunction.init();24cfunction.setName("myFunc");25cfunction.addArgument("int", "myInt");26cfunction.addArgument("double", "myDouble");27cfunction.addArgument("char *", "myString");28cfunction.addArgument("void *", "myPtr");29csource.emitMethodCall(cfunction);30System.out.println(csource.toString());31}32}33import java.io.*;34public class Test {35public static void main(String args[]) throws Exception {36CSource csource = new CSource();37csource.init();38csource.emitReturn();39System.out.println(csource.toString());40}41}

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