How to use generateCalls method of csource Package

Best Syzkaller code snippet using csource.generateCalls

csource.go

Source:csource.go Github

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...50 return nil, err51 }52 fmt.Fprint(w, hdr)53 fmt.Fprint(w, "\n")54 calls, nvar := generateCalls(exec)55 fmt.Fprintf(w, "long r[%v];\n", nvar)56 if !opts.Repeat {57 generateTestFunc(w, opts, calls, "loop")58 fmt.Fprint(w, "int main()\n{\n")59 fmt.Fprintf(w, "\tsetup_main_process();\n")60 fmt.Fprintf(w, "\tint pid = do_sandbox_%v(0, %v);\n", opts.Sandbox, enableTun)61 fmt.Fprint(w, "\tint status = 0;\n")62 fmt.Fprint(w, "\twhile (waitpid(pid, &status, __WALL) != pid) {}\n")63 fmt.Fprint(w, "\treturn 0;\n}\n")64 } else {65 generateTestFunc(w, opts, calls, "test")66 if opts.Procs <= 1 {67 fmt.Fprint(w, "int main()\n{\n")68 fmt.Fprintf(w, "\tsetup_main_process();\n")69 fmt.Fprintf(w, "\tint pid = do_sandbox_%v(0, %v);\n", opts.Sandbox, enableTun)70 fmt.Fprint(w, "\tint status = 0;\n")71 fmt.Fprint(w, "\twhile (waitpid(pid, &status, __WALL) != pid) {}\n")72 fmt.Fprint(w, "\treturn 0;\n}\n")73 } else {74 fmt.Fprint(w, "int main()\n{\n")75 fmt.Fprint(w, "\tint i;")76 fmt.Fprintf(w, "\tfor (i = 0; i < %v; i++) {\n", opts.Procs)77 fmt.Fprint(w, "\t\tif (fork() == 0) {\n")78 fmt.Fprintf(w, "\t\t\tsetup_main_process();\n")79 fmt.Fprintf(w, "\t\t\tint pid = do_sandbox_%v(i, %v);\n", opts.Sandbox, enableTun)80 fmt.Fprint(w, "\t\t\tint status = 0;\n")81 fmt.Fprint(w, "\t\t\twhile (waitpid(pid, &status, __WALL) != pid) {}\n")82 fmt.Fprint(w, "\t\t\treturn 0;\n")83 fmt.Fprint(w, "\t\t}\n")84 fmt.Fprint(w, "\t}\n")85 fmt.Fprint(w, "\tsleep(1000000);\n")86 fmt.Fprint(w, "\treturn 0;\n}\n")87 }88 }89 // Remove duplicate new lines.90 out := w.Bytes()91 for {92 out1 := bytes.Replace(out, []byte{'\n', '\n', '\n'}, []byte{'\n', '\n'}, -1)93 if len(out) == len(out1) {94 break95 }96 out = out197 }98 return out, nil99}100func generateTestFunc(w io.Writer, opts Options, calls []string, name string) {101 if !opts.Threaded && !opts.Collide {102 fmt.Fprintf(w, "void %v()\n{\n", name)103 if opts.Repro {104 fmt.Fprintf(w, "\tsyscall(SYS_write, 1, \"executing program\\n\", strlen(\"executing program\\n\"));\n")105 }106 fmt.Fprintf(w, "\tmemset(r, -1, sizeof(r));\n")107 for _, c := range calls {108 fmt.Fprintf(w, "%s", c)109 }110 fmt.Fprintf(w, "}\n")111 } else {112 fmt.Fprintf(w, "void *thr(void *arg)\n{\n")113 fmt.Fprintf(w, "\tswitch ((long)arg) {\n")114 for i, c := range calls {115 fmt.Fprintf(w, "\tcase %v:\n", i)116 fmt.Fprintf(w, "%s", strings.Replace(c, "\t", "\t\t", -1))117 fmt.Fprintf(w, "\t\tbreak;\n")118 }119 fmt.Fprintf(w, "\t}\n")120 fmt.Fprintf(w, "\treturn 0;\n}\n\n")121 fmt.Fprintf(w, "void %v()\n{\n", name)122 fmt.Fprintf(w, "\tlong i;\n")123 fmt.Fprintf(w, "\tpthread_t th[%v];\n", 2*len(calls))124 fmt.Fprintf(w, "\n")125 if opts.Repro {126 fmt.Fprintf(w, "\tsyscall(SYS_write, 1, \"executing program\\n\", strlen(\"executing program\\n\"));\n")127 }128 fmt.Fprintf(w, "\tmemset(r, -1, sizeof(r));\n")129 fmt.Fprintf(w, "\tsrand(getpid());\n")130 fmt.Fprintf(w, "\tfor (i = 0; i < %v; i++) {\n", len(calls))131 fmt.Fprintf(w, "\t\tpthread_create(&th[i], 0, thr, (void*)i);\n")132 fmt.Fprintf(w, "\t\tusleep(10000);\n")133 fmt.Fprintf(w, "\t}\n")134 if opts.Collide {135 fmt.Fprintf(w, "\tfor (i = 0; i < %v; i++) {\n", len(calls))136 fmt.Fprintf(w, "\t\tpthread_create(&th[%v+i], 0, thr, (void*)i);\n", len(calls))137 fmt.Fprintf(w, "\t\tif (rand()%%2)\n")138 fmt.Fprintf(w, "\t\t\tusleep(rand()%%10000);\n")139 fmt.Fprintf(w, "\t}\n")140 }141 fmt.Fprintf(w, "\tusleep(100000);\n")142 fmt.Fprintf(w, "}\n\n")143 }144}145func generateCalls(exec []byte) ([]string, int) {146 read := func() uintptr {147 if len(exec) < 8 {148 panic("exec program overflow")149 }150 v := *(*uint64)(unsafe.Pointer(&exec[0]))151 exec = exec[8:]152 return uintptr(v)153 }154 resultRef := func() string {155 arg := read()156 res := fmt.Sprintf("r[%v]", arg)157 if opDiv := read(); opDiv != 0 {158 res = fmt.Sprintf("%v/%v", res, opDiv)159 }...

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generateCalls

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1import (2func main() {3 csource_obj.Init(golenv.Vars["GOPATH"]+"/src/github.com/abhishekkr/goshawk/csource/testdata/")4 call_data = make(map[string]string)5 call_data["call_id"] = golstring.RandomString(10)6 call_data["call_time"] = goltime.TimeNow("Y-m-d H:i:s")7 csource_obj.GenerateCall(call_data)8 fmt.Println("Call data generated for: " + call_data["call_id"])9}10import (11func main() {12 csource_obj.Init(golenv.Vars["GOPATH"]+"/src/github.com/abhishekkr/goshawk/csource/testdata/")13 call_data = make(map[string]string)14 call_data["call_id"] = golstring.RandomString(10)15 call_data["call_time"] = goltime.TimeNow("Y-m-d H:i:s")16 csource_obj.GenerateCall(call_data)17 fmt.Println("Call data generated for: " + call_data["call_id"])18}

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generateCalls

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1import (2func main() {3 c := csource.New()4 fmt.Println(c.GenerateCalls())5}6import (7func main() {8 c := csource.New()9 fmt.Println(c.GenerateCalls())10}11import (12func main() {13 c := csource.New()14 fmt.Println(c.GenerateCalls())15}16import (17func main() {18 c := csource.New()19 fmt.Println(c.GenerateCalls())20}21import (22func main() {23 c := csource.New()24 fmt.Println(c.GenerateCalls())25}26import (27func main() {28 c := csource.New()29 fmt.Println(c.GenerateCalls())30}31import (32func main() {33 c := csource.New()34 fmt.Println(c.GenerateCalls())35}36import (37func main() {38 c := csource.New()39 fmt.Println(c.GenerateCalls())40}41import (42func main() {43 c := csource.New()44 fmt.Println(c.GenerateCalls())45}46import (47func main() {48 c := csource.New()49 fmt.Println(c.GenerateCalls())50}

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generateCalls

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1import (2func main() {3 csource := c2go.NewCSource()4 csource.AddFunction("int", "add", []string{"int", "int"}, []string{"a", "b"}, []string{"return a + b;"})5 fmt.Println(csource.GenerateCalls())6}

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generateCalls

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1import (2func main() {3 if len(os.Args) != 2 {4 fmt.Println("Usage: 2.go <function name>")5 os.Exit(1)6 }7 retType := syscall.GetFuncRetType(funcName)8 args := syscall.GetFuncArgs(funcName)9 argsType := syscall.GetFuncArgsType(funcName)10 numArgs := syscall.GetFuncNumArgs(funcName)11 numRet := syscall.GetFuncNumRet(funcName)12 argsAsString := syscall.GetFuncArgsAsString(funcName)13 argsTypeAsString := syscall.GetFuncArgsTypeAsString(funcName)14 retAsString := syscall.GetFuncRetAsString(funcName)15 retTypeAsString := syscall.GetFuncRetTypeAsString(funcName)16 argsAsType := syscall.GetFuncArgsAsType(funcName)17 argsTypeAsType := syscall.GetFuncArgsTypeAsType(funcName)18 retAsType := syscall.GetFuncRetAsType(funcName)19 retTypeAsType := syscall.GetFuncRetTypeAsType(funcName)20 argsAsValue := syscall.GetFuncArgsAsValue(funcName)21 argsTypeAsValue := syscall.GetFuncArgsTypeAsValue(funcName)22 retAsValue := syscall.GetFuncRetAsValue(funcName)23 retTypeAsValue := syscall.GetFuncRetTypeAsValue(funcName)24 argsAsTypeValue := syscall.GetFuncArgsAsTypeValue(funcName)25 argsTypeAsTypeValue := syscall.GetFuncArgsTypeAsTypeValue(funcName)

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generateCalls

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1import (2func main() {3 csource := new(csource)4 fset := token.NewFileSet()5 f, err := parser.ParseFile(fset, fileName, nil, parser.ParseComments)6 if err != nil {7 fmt.Println("Error while parsing file: ", err)8 os.Exit(1)9 }10 csource.functions = make(map[string]*ast.FuncDecl)11 csource.structs = make(map[string]*ast.StructType)12 ast.Inspect(f, func(n ast.Node) bool {13 switch x := n.(type) {14 }15 })16 csource.generateCalls(f)17}18type csource struct {19}20func (c *csource) generateCalls(node ast.Node) {21 switch x := node.(type) {22 funcName := x.Fun.(*ast.Ident).Name

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generateCalls

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1import java.io.*;2import java.util.*;3import java.util.regex.*;4import java.lang.*;5import java.lang.reflect.*;6import java.lang.reflect.Field;7import java.lang.reflect.Method;8import java.lang.reflect.Constructor;9import java.lang.reflect.Modifier;10import java.lang.reflect.InvocationTargetException;11import java.lang.reflect.Array;12import org.apache.commons.lang3.StringUtils;13import org.apache.commons.lang3.ArrayUtils;14import org.apache.commons.lang3.StringEscapeUtils;15import org.apache.commons.lang3.text.WordUtils;16public class 2{17 public static void main(String[] args) throws IOException, ClassNotFoundException, NoSuchMethodException, IllegalAccessException, InvocationTargetException, InstantiationException{18 String filename = args[0];19 String filename2 = args[1];20 String filename3 = args[2];21 String filename4 = args[3];22 String filename5 = args[4];23 String filename6 = args[5];24 String filename7 = args[6];25 String filename8 = args[7];26 String filename9 = args[8];27 String filename10 = args[9];28 String filename11 = args[10];29 String filename12 = args[11];30 String filename13 = args[12];31 String filename14 = args[13];32 String filename15 = args[14];33 String filename16 = args[15];34 String filename17 = args[16];35 String filename18 = args[17];36 String filename19 = args[18];37 String filename20 = args[19];38 String filename21 = args[20];39 String filename22 = args[21];40 String filename23 = args[22];41 String filename24 = args[23];42 String filename25 = args[24];43 String filename26 = args[25];44 String filename27 = args[26];45 String filename28 = args[27];46 String filename29 = args[28];47 String filename30 = args[29];48 String filename31 = args[30];49 String filename32 = args[31];50 String filename33 = args[32];51 String filename34 = args[33];52 String filename35 = args[34];53 String filename36 = args[35];

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generateCalls

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1void csource::generateCalls(string funcName, int numCalls)2{3 int i, j;4 string temp;5 for (i = 0; i < numCalls; i++)6 {7 temp = funcName + "(";8 for (j = 0; j < 2; j++)9 {10 temp += "0";11 if (j == 1)12 temp += ");";13 temp += ", ";14 }15 csource::sourceCode.push_back(temp);16 }17}18void csource::generateCalls(string funcName, int numCalls, int numArgs)19{20 int i, j;21 string temp;22 for (i = 0; i < numCalls; i++)23 {24 temp = funcName + "(";25 for (j = 0; j < numArgs; j++)26 {27 temp += "0";28 if (j == numArgs - 1)29 temp += ");";30 temp += ", ";31 }32 csource::sourceCode.push_back(temp);33 }34}35void csource::generateCalls(string funcName, int numCalls, int numArgs, int numLoops)36{37 int i, j, k;38 string temp;39 for (i = 0; i < numLoops; i++)40 {41 for (j = 0; j < numCalls; j++)42 {43 temp = funcName + "(";44 for (k = 0; k < numArgs; k++)45 {46 temp += "0";47 if (k == numArgs - 1)48 temp += ");";49 temp += ", ";50 }51 csource::sourceCode.push_back(temp);52 }53 }54}55void csource::generateCalls(string funcName, int numCalls, int numArgs, int numLoops, int numArgsInLoops)56{

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generateCalls

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1import (2type csource struct {3}4func (c *csource) generateCalls() {5 file, err := os.Open(c.path)6 if err != nil {7 fmt.Println(err)8 }9 defer file.Close()10 scanner := bufio.NewScanner(file)11 for scanner.Scan() {12 line := scanner.Text()13 line = strings.TrimSpace(line)14 words := strings.Split(line, " ")15 if words[0] == "void" {16 words[len(words)-1] = strings.TrimRight(words[len(words)-1], ";")17 c.declarations = append(c.declarations, words[len(words)-1])18 }19 if words[0] == c.filename {20 words[len(words)-1] = strings.TrimRight(words[len(words)-1], ";")21 c.calls = append(c.calls, words[len(words)-1])22 }23 }24 if err := scanner.Err(); err != nil {25 fmt.Println(err)26 }27}28func (c *csource) generateCallsFile() {29 file, err := os.Create("calls.txt")30 if err != nil {31 fmt.Println(err)32 }

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