from grep from commands/syscall.go to util/grep.go

Author: dmur1

commands/syscall.go

@@ -1,12 +1,10 @@
 package commands
 
 import (
-	"bufio"
 	"fmt"
 	"log"
-	"os"
-	"regexp"
 	"ret/theme"
+	"ret/util"
 )
 
 func syscallHelp() {
@@ -26,26 +24,6 @@ func syscallHelp() {
 	fmt.Printf("  🔗 " + theme.ColorGray + "https://github.com/rerrorctf/ret/blob/main/commands/syscall.go" + theme.ColorReset + "\n")
 }
 
-func grep(path string, pattern string) {
-	file, err := os.Open(path)
-	if err != nil {
-		log.Fatalf("💥 "+theme.ColorRed+"error"+theme.ColorReset+": opening file %v\n", path)
-	}
-	defer file.Close()
-
-	scanner := bufio.NewScanner(file)
-	for scanner.Scan() {
-		line := scanner.Text()
-		if match, _ := regexp.MatchString(pattern, line); match {
-			fmt.Println(line)
-		}
-	}
-
-	if err := scanner.Err(); err != nil {
-		log.Fatalf("💥 "+theme.ColorRed+"error"+theme.ColorReset+": %v\n", err)
-	}
-}
-
 func Syscall(args []string) {
 	if len(args) > 0 {
 		switch args[0] {
@@ -68,19 +46,19 @@ func Syscall(args []string) {
 	switch arch {
 	case "x86":
 		{
-			grep("/usr/include/x86_64-linux-gnu/asm/unistd_32.h", pattern)
+			util.Grep("/usr/include/x86_64-linux-gnu/asm/unistd_32.h", pattern)
 		}
 	case "32":
 		{
-			grep("/usr/include/x86_64-linux-gnu/asm/unistd_32.h", pattern)
+			util.Grep("/usr/include/x86_64-linux-gnu/asm/unistd_32.h", pattern)
 		}
 	case "x64":
 		{
-			grep("/usr/include/x86_64-linux-gnu/asm/unistd_64.h", pattern)
+			util.Grep("/usr/include/x86_64-linux-gnu/asm/unistd_64.h", pattern)
 		}
 	case "64":
 		{
-			grep("/usr/include/x86_64-linux-gnu/asm/unistd_64.h", pattern)
+			util.Grep("/usr/include/x86_64-linux-gnu/asm/unistd_64.h", pattern)
 		}
 	default:
 		{

util/grep.go

@@ -0,0 +1,30 @@
+package util
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"regexp"
+	"ret/theme"
+)
+
+func Grep(path string, pattern string) {
+	file, err := os.Open(path)
+	if err != nil {
+		log.Fatalf("💥 "+theme.ColorRed+"error"+theme.ColorReset+": opening file %v\n", path)
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := scanner.Text()
+		if match, _ := regexp.MatchString(pattern, line); match {
+			fmt.Println(line)
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		log.Fatalf("💥 "+theme.ColorRed+"error"+theme.ColorReset+": %v\n", err)
+	}
+}