1 files changed, 113 insertions, 0 deletions
diff --git a/Src/replicant/nx/win/nxpath.c b/Src/replicant/nx/win/nxpath.c
new file mode 100644
index 00000000..1841640b
--- /dev/null
+++ b/Src/replicant/nx/win/nxpath.c
@@ -0,0 +1,113 @@
+#include "nxpath.h"
+#include <shlwapi.h>
+#include "foundation/error.h"
+
+static const wchar_t *FindExtension(nx_uri_t filename)
+{
+	size_t position;
+	if (!filename || !filename->string || !filename->len)
+		return 0;
+
+	position=filename->len;
+	while (position--)
+	{
+		wchar_t c = filename->string[position];
+		if (c == '.')
+			return &filename->string[position+1];
+		if (c == '/' || c == '\\')
+			return 0;
+	}
+	return 0;
+}
+
+static const wchar_t *FindFilename(nx_uri_t filename)
+{
+	size_t position;
+	if (!filename || !filename->string || !filename->len)
+		return 0;
+
+	position=filename->len;
+	while (position--)
+	{
+		wchar_t c = filename->string[position];
+		if (c == '/' || c == '\\')
+			return &filename->string[position+1];
+	}
+	return 0;
+}
+
+size_t NXPathMatchExtensionList(nx_uri_t filename, nx_string_t *extension_list, size_t num_extensions)
+{
+	const wchar_t *ext = FindExtension(filename);
+	if (ext && *ext)
+	{
+		size_t i;
+		for (i=0;i<num_extensions;i++)
+		{
+#if WINVER >= 0x0600
+			if (CompareStringOrdinal(ext, -1, extension_list[i]->string, -1, TRUE) == CSTR_EQUAL)
+				return i;
+#else
+			if (CompareString(LOCALE_INVARIANT, NORM_IGNORECASE, ext, -1, extension_list[i]->string, -1) == CSTR_EQUAL)
+				return i;
+#endif
+		}
+	}
+	return num_extensions;
+}
+
+int NXPathMatchExtension(nx_uri_t filename, nx_string_t extension)
+{
+	const wchar_t *ext = FindExtension(filename);
+	if (ext && *ext)
+	{
+#if WINVER >= 0x0600
+		if (CompareStringOrdinal(ext, -1, extension->string, -1, TRUE) == CSTR_EQUAL)
+			return NErr_Success;
+#else
+		if (CompareString(LOCALE_INVARIANT, NORM_IGNORECASE, ext, -1, extension->string, -1) == CSTR_EQUAL)
+			return NErr_Success;
+#endif
+	}
+	return NErr_False;
+}
+
+int NXPathProtocol(nx_uri_t filename, const char *protocol)
+{
+	if (PathIsURL(filename->string))
+	{
+		wchar_t protocol_from_filename[100];
+		DWORD protocol_length=100;
+		if (UrlGetPart(filename->string, protocol_from_filename, &protocol_length, URL_PART_SCHEME, 0) == S_OK)
+		{
+			DWORD i;
+			for (i=0;i<protocol_length;i++)
+			{
+				if ((wchar_t)(protocol[i]) != protocol_from_filename[i])
+					return NErr_False;
+			}
+			return NErr_Success;
+		}
+	}
+	return NErr_False;
+}
+
+int NXPathIsURL(nx_uri_t filename)
+{
+	if (PathIsURL(filename->string))
+		return NErr_True;
+	else
+		return NErr_False;
+}
+
+int NXPathIsRelative(nx_uri_t filename)
+{
+	if (filename->len >= 3 && filename->string[1] == L':' && (filename->string[2] == L'\\' || filename->string[2] == L'/'))
+		return NErr_False;
+
+	if (filename->len >= 1 && (filename->string[2] == L'\\' || filename->string[2] == L'/'))
+		return NErr_False;
+
+	return NErr_True;
+}
+