winamp/Src/replicant/nx/win/nxpath.c
2024-09-24 14:54:57 +02:00

113 lines
2.5 KiB
C

#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;
}