From 42bcdb15a36500b6ca45a8c4fe1de99487531b6b Mon Sep 17 00:00:00 2001
From: Eric Kohl <eric.kohl@reactos.org>
Date: Fri, 31 May 2019 22:46:04 +0200
Subject: [PATCH] [NET] Start work on the SHARE command. List shares and
 display their properties.

---
 base/applications/network/net/CMakeLists.txt |   1 +
 base/applications/network/net/cmdShare.c     | 136 +++++++++++++++++++
 base/applications/network/net/main.c         |   2 +-
 base/applications/network/net/net.h          |   1 +
 4 files changed, 139 insertions(+), 1 deletion(-)
 create mode 100644 base/applications/network/net/cmdShare.c

diff --git a/base/applications/network/net/CMakeLists.txt b/base/applications/network/net/CMakeLists.txt
index 9139a9aaf9f..bac107000f2 100644
--- a/base/applications/network/net/CMakeLists.txt
+++ b/base/applications/network/net/CMakeLists.txt
@@ -14,6 +14,7 @@ list(APPEND SOURCE
     cmdHelpMsg.c
     cmdLocalGroup.c
     cmdPause.c
+    cmdShare.c
     cmdStart.c
     cmdStatistics.c
     cmdStop.c
diff --git a/base/applications/network/net/cmdShare.c b/base/applications/network/net/cmdShare.c
new file mode 100644
index 00000000000..a7344fd6d99
--- /dev/null
+++ b/base/applications/network/net/cmdShare.c
@@ -0,0 +1,136 @@
+/*
+ * COPYRIGHT:       See COPYING in the top level directory
+ * PROJECT:         ReactOS net command
+ * FILE:            base/applications/network/net/cmdShare.c
+ * PROGRAMMERS:     Eric Kohl <eric.kohl@reactos.org>
+ */
+
+#include "net.h"
+
+
+NET_API_STATUS
+EnumerateShares(VOID)
+{
+    PSHARE_INFO_2 pBuffer = NULL;
+    DWORD dwRead = 0, dwTotal = 0;
+    DWORD ResumeHandle = 0, i;
+    NET_API_STATUS Status;
+
+    ConPuts(StdOut, L"\n");
+    PrintMessageString(4730);
+    ConPuts(StdOut, L"\n");
+    PrintPadding(L'-', 79);
+    ConPuts(StdOut, L"\n");
+
+    do
+    {
+        Status = NetShareEnum(NULL,
+                              2,
+                              (LPBYTE*)&pBuffer,
+                              MAX_PREFERRED_LENGTH,
+                              &dwRead,
+                              &dwTotal,
+                              &ResumeHandle);
+        if ((Status != NERR_Success) && (Status != ERROR_MORE_DATA))
+            return Status;
+
+        for (i = 0; i < dwRead; i++)
+        {
+            ConPrintf(StdOut, L"%-12s %-31s %s\n", pBuffer[i].shi2_netname, pBuffer[i].shi2_path, pBuffer[i].shi2_remark);
+        }
+
+        NetApiBufferFree(pBuffer);
+        pBuffer = NULL;
+    }
+    while (Status == ERROR_MORE_DATA);
+
+    return NERR_Success;
+}
+
+
+NET_API_STATUS
+DisplayShare(
+    PWSTR pShareName)
+{
+    PSHARE_INFO_2 pBuffer = NULL;
+    INT nPaddedLength = 22;
+    NET_API_STATUS Status;
+
+    Status = NetShareGetInfo(NULL,
+                             pShareName,
+                             2,
+                             (LPBYTE*)&pBuffer);
+    if (Status != NERR_Success)
+        return Status;
+
+    PrintPaddedMessageString(4731, nPaddedLength);
+    ConPrintf(StdOut, L"%s\n", pBuffer->shi2_netname);
+
+    PrintPaddedMessageString(4339, nPaddedLength);
+    ConPrintf(StdOut, L"%s\n", pBuffer->shi2_path);
+
+    PrintPaddedMessageString(4334, nPaddedLength);
+    ConPrintf(StdOut, L"%s\n", pBuffer->shi2_remark);
+
+    PrintPaddedMessageString(4735, nPaddedLength);
+    if (pBuffer->shi2_max_uses == (DWORD)-1)
+        PrintMessageString(4736);
+    else
+        ConPrintf(StdOut, L"%lu", pBuffer->shi2_max_uses);
+    ConPrintf(StdOut, L"\n");
+
+    PrintPaddedMessageString(4737, nPaddedLength);
+    if (pBuffer->shi2_current_uses > 0)
+        ConPrintf(StdOut, L"%lu", pBuffer->shi2_current_uses);
+    ConPrintf(StdOut, L"\n");
+
+    NetApiBufferFree(pBuffer);
+
+    return NERR_Success;
+}
+
+
+INT
+cmdShare(
+    INT argc,
+    WCHAR **argv)
+{
+    PWSTR pShareName = NULL;
+    INT i, result = 0;
+    NET_API_STATUS Status;
+
+    i = 2;
+    if (argv[i][0] != L'/')
+    {
+        pShareName = argv[i];
+        i++;
+    }
+
+    for (; i < argc; i++)
+    {
+        if (_wcsicmp(argv[i], L"/help") == 0)
+        {
+            /* Print full help text*/
+            PrintMessageString(4381);
+            ConPuts(StdOut, L"\n");
+            PrintNetMessage(MSG_SHARE_SYNTAX);
+            PrintNetMessage(MSG_SHARE_HELP);
+            return 0;
+        }
+    }
+
+    if (pShareName == NULL)
+    {
+        Status = EnumerateShares();
+        ConPrintf(StdOut, L"Status: %lu\n", Status);
+    }
+    else
+    {
+        Status = DisplayShare(pShareName);
+        ConPrintf(StdOut, L"Status: %lu\n", Status);
+    }
+
+    return result;
+}
+
+/* EOF */
diff --git a/base/applications/network/net/main.c b/base/applications/network/net/main.c
index 964ccceddcd..5394a70df14 100644
--- a/base/applications/network/net/main.c
+++ b/base/applications/network/net/main.c
@@ -34,7 +34,7 @@ COMMAND cmds[] =
     {L"print",      unimplemented},
     {L"send",       unimplemented},
     {L"session",    unimplemented},
-    {L"share",      unimplemented},
+    {L"share",      cmdShare},
     {L"start",      cmdStart},
     {L"statistics", cmdStatistics},
     {L"stop",       cmdStop},
diff --git a/base/applications/network/net/net.h b/base/applications/network/net/net.h
index 13874a4eaad..b5d53e32657 100644
--- a/base/applications/network/net/net.h
+++ b/base/applications/network/net/net.h
@@ -79,6 +79,7 @@ INT cmdHelp(INT argc, WCHAR **argv);
 INT cmdHelpMsg(INT argc, WCHAR **argv);
 INT cmdLocalGroup(INT argc, WCHAR **argv);
 INT cmdPause(INT argc, WCHAR **argv);
+INT cmdShare(INT argc, WCHAR **argv);
 INT cmdStart(INT argc, WCHAR **argv);
 INT cmdStatistics(INT argc, WCHAR **argv);
 INT cmdStop(INT argc, WCHAR **argv);