make process.processes function public

process/process_darwin.go

@@ -390,8 +390,8 @@ func (p *Process) MemoryMaps(grouped bool) (*[]MemoryMapsStat, error) {
 	return &ret, common.ErrNotImplementedError
 }
 
-func processes() ([]Process, error) {
-	results := make([]Process, 0, 50)
+func Processes() ([]*Process, error) {
+	results := make([]*Process)
 
 	mib := []int32{CTLKern, KernProc, KernProcAll, 0}
 	buf, length, err := common.CallSyscall(mib)
@@ -403,13 +403,6 @@ func processes() ([]Process, error) {
 	k := KinfoProc{}
 	procinfoLen := int(unsafe.Sizeof(k))
 	count := int(length / uint64(procinfoLen))
-	/*
-		fmt.Println(length, procinfoLen, count)
-		b := buf[0*procinfoLen : 0*procinfoLen+procinfoLen]
-		fmt.Println(b)
-		kk, err := parseKinfoProc(b)
-		fmt.Printf("%#v", kk)
-	*/
 
 	// parse buf to procs
 	for i := 0; i < count; i++ {
@@ -422,7 +415,7 @@ func processes() ([]Process, error) {
 		if err != nil {
 			continue
 		}
-		results = append(results, *p)
+		results = append(results, p)
 	}
 
 	return results, nil

process/process_freebsd.go

@@ -22,7 +22,7 @@ type MemoryMapsStat struct {
 
 func Pids() ([]int32, error) {
 	var ret []int32
-	procs, err := processes()
+	procs, err := Processes()
 	if err != nil {
 		return ret, nil
 	}
@@ -278,8 +278,8 @@ func (p *Process) MemoryMaps(grouped bool) (*[]MemoryMapsStat, error) {
 	return &ret, common.ErrNotImplementedError
 }
 
-func processes() ([]Process, error) {
-	results := make([]Process, 0, 50)
+func Processes() ([]*Process, error) {
+	results := make([]*Process)
 
 	mib := []int32{CTLKern, KernProc, KernProcProc, 0}
 	buf, length, err := common.CallSyscall(mib)
@@ -302,7 +302,7 @@ func processes() ([]Process, error) {
 			continue
 		}
 
-		results = append(results, *p)
+		results = append(results, p)
 	}
 
 	return results, nil

process/process_linux.go

@@ -1017,6 +1017,27 @@ func Pids() ([]int32, error) {
 	return readPidsFromDir(common.HostProc())
 }
 
+// Process returns a slice of pointers to Process structs for all
+// currently running processes.
+func Processes() ([]*Process, error) {
+	out := []*Process{}
+
+	pids, err := Pids()
+	if err != nil {
+		return out, err
+	}
+
+	for _, pid := range pids {
+		p, err := NewProcess(pid)
+		if err != nil {
+			continue
+		}
+		out = append(out, p)
+	}
+
+	return out, nil
+}
+
 func readPidsFromDir(path string) ([]int32, error) {
 	var ret []int32
 

process/process_openbsd.go

@@ -25,7 +25,7 @@ type MemoryMapsStat struct {
 
 func Pids() ([]int32, error) {
 	var ret []int32
-	procs, err := processes()
+	procs, err := Processes()
 	if err != nil {
 		return ret, nil
 	}
@@ -268,8 +268,8 @@ func (p *Process) MemoryMaps(grouped bool) (*[]MemoryMapsStat, error) {
 	return &ret, common.ErrNotImplementedError
 }
 
-func processes() ([]Process, error) {
-	results := make([]Process, 0, 50)
+func Processes() ([]*Process, error) {
+	results := make([]*Process)
 
 	buf, length, err := CallKernProcSyscall(KernProcAll, 0)
 
@@ -292,7 +292,7 @@ func processes() ([]Process, error) {
 			continue
 		}
 
-		results = append(results, *p)
+		results = append(results, p)
 	}
 
 	return results, nil

process/process_windows.go

@@ -95,7 +95,7 @@ func init() {
 func Pids() ([]int32, error) {
 	var ret []int32
 
-	procs, err := processes()
+	procs, err := Processes()
 	if err != nil {
 		return ret, nil
 	}
@@ -292,8 +292,8 @@ func (p *Process) Times() (*cpu.TimesStat, error) {
 	// below from psutil's _psutil_windows.c, and in turn from Python's
 	// Modules/posixmodule.c
 
-	user := float64(sysTimes.UserTime.HighDateTime) * 429.4967296 + float64(sysTimes.UserTime.LowDateTime) * 1e-7
-	kernel := float64(sysTimes.KernelTime.HighDateTime) * 429.4967296 + float64(sysTimes.KernelTime.LowDateTime) * 1e-7
+	user := float64(sysTimes.UserTime.HighDateTime)*429.4967296 + float64(sysTimes.UserTime.LowDateTime)*1e-7
+	kernel := float64(sysTimes.KernelTime.HighDateTime)*429.4967296 + float64(sysTimes.KernelTime.LowDateTime)*1e-7
 
 	return &cpu.TimesStat{
 		User:   user,
@@ -422,7 +422,7 @@ func (p *Process) getFromSnapProcess(pid int32) (int32, int32, string, error) {
 }
 
 // Get processes
-func processes() ([]*Process, error) {
+func Processes() ([]*Process, error) {
 	var dst []Win32_Process
 	q := wmi.CreateQuery(&dst, "")
 	err := wmi.Query(q, &dst)