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use EnumServicesStatus wrapper

This commit is contained in:
Doug MacEachern 2008-03-07 18:01:22 +00:00
parent ee41ce16d2
commit 4971327ef1
1 changed files with 14 additions and 27 deletions
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39
bindings/java/src/jni/win32/service.cpp
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@ -4,6 +4,9 @@
#include "win32bindings.h" #include "win32bindings.h"
#include "javasigar.h" #include "javasigar.h"
#include "sigar.h"
#include "sigar_private.h"
#include "sigar_os.h"
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
@ -218,12 +221,8 @@ SIGAR_JNI(win32_Service_QueryServiceStatus)
JNIEXPORT jobject SIGAR_JNI(win32_Service_getServiceNames) JNIEXPORT jobject SIGAR_JNI(win32_Service_getServiceNames)
(JNIEnv *env, jclass) (JNIEnv *env, jclass)
{ {
SC_HANDLE handle = DWORD i, status;
OpenSCManager(NULL, NULL, SC_MANAGER_ENUMERATE_SERVICE); sigar_services_status_t ss;
ENUM_SERVICE_STATUS status, *services;
BOOL retval;
DWORD bytes, count, resume=0;
DWORD type = SERVICE_WIN32, state = SERVICE_STATE_ALL;
jobject listobj; jobject listobj;
jclass listclass = jclass listclass =
env->FindClass("java/util/ArrayList"); env->FindClass("java/util/ArrayList");
@ -233,34 +232,22 @@ JNIEXPORT jobject SIGAR_JNI(win32_Service_getServiceNames)
env->GetMethodID(listclass, "add", env->GetMethodID(listclass, "add",
"(Ljava/lang/Object;)" "(Ljava/lang/Object;)"
"Z"); "Z");
SIGAR_ZERO(&ss);
if (handle == NULL) { status = sigar_services_status_get(&ss, SERVICE_STATE_ALL);
if (status != SIGAR_OK) {
win32_throw_error(env, status);
return NULL; return NULL;
} }
retval = EnumServicesStatus(handle, type, state,
&status, sizeof(status),
&bytes, &count, &resume);
DWORD err = GetLastError();
if ((retval == FALSE) || (err == ERROR_MORE_DATA)) {
DWORD size = bytes + sizeof(ENUM_SERVICE_STATUS);
services = new ENUM_SERVICE_STATUS[size];
EnumServicesStatus(handle, type, state, services,
size, &bytes, &count, &resume);
}
listobj = env->NewObject(listclass, listid); listobj = env->NewObject(listclass, listid);
for (int i=0; i<count; i++) { for (i=0; i<ss.count; i++) {
jstring name = jstring name =
env->NewString((const jchar *)services[i].lpServiceName, env->NewStringUTF((char *)ss.services[i].lpServiceName);
lstrlen(services[i].lpServiceName));
env->CallBooleanMethod(listobj, addid, name); env->CallBooleanMethod(listobj, addid, name);
} }
CloseServiceHandle(handle); sigar_services_status_close(&ss);
delete services;
return listobj; return listobj;
} }