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Diffstat (limited to 'Src/Winamp/paths.cpp')
| -rw-r--r-- | Src/Winamp/paths.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/Src/Winamp/paths.cpp b/Src/Winamp/paths.cpp new file mode 100644 index 00000000..1bb9101a --- /dev/null +++ b/Src/Winamp/paths.cpp @@ -0,0 +1,164 @@ +/** (c) Nullsoft, Inc. C O N F I D E N T I A L + ** Filename: + ** Project: + ** Description: + ** Author: Ben Allison benski@nullsoft.com + ** Created: + **/ + +#include <windows.h> +#include <shlwapi.h> +#include <strsafe.h> +#include <shlobj.h> +#include <shellapi.h> +#include "../Winamp/in2.h" +extern In_Module mod; +#ifdef __cplusplus +extern "C" BOOL UtilGetSpecialFolderPath(HWND hwnd, TCHAR *path, int folder) +#else +BOOL UtilGetSpecialFolderPath(HWND hwnd, TCHAR *path, int folder) +#endif +{ + ITEMIDLIST *pidl; // Shell Item ID List ptr + IMalloc *imalloc; // Shell IMalloc interface ptr + BOOL result; // Return value + + if (SHGetSpecialFolderLocation(hwnd, folder, &pidl) != NOERROR) + return FALSE; + + result = SHGetPathFromIDList (pidl, path); + + if (SHGetMalloc (&imalloc) == NOERROR) + { +#ifdef __cplusplus + imalloc->Free(pidl); + imalloc->Release(); +#else + imalloc->lpVtbl->Free(imalloc, pidl); + imalloc->lpVtbl->Release(imalloc); +#endif + } + + return result; +} + + +/* +This ugly function converts our specially coded paths +environment variables are surrounded with %'s and CSIDLs are surrounded with {} +note that CSIDLs need to be DECIMAL! +*/ +#ifdef __cplusplus +extern "C" void ResolveEnvironmentVariables2(wchar_t *string, wchar_t *destString, size_t stringSize) +#else +void ResolveEnvironmentVariables2(TCHAR *string, TCHAR *destString, size_t stringSize) +#endif +{ + //char *saveStart = string; + wchar_t *p = string; + int inPercent = 0, inBrace = 0; + wchar_t environString[MAX_PATH] = {0}; + wchar_t *dest = destString; + wchar_t helper[MAX_PATH] = {0}; + wchar_t *pEnv = environString; + + *dest = 0; + + while (p && *p) + { + if (*p == L'%') + { + if (inPercent) + { + *pEnv = 0; + helper[0] = 0; + GetEnvironmentVariableW(environString, helper, MAX_PATH); + StringCchCatW(dest, stringSize, helper); + pEnv = environString; + string = CharNextW(p); + *p = 0; + p = string; + } + else + { + wchar_t *newP = CharNextW(p); + *p = 0; + StringCchCatW(dest, stringSize, string); + string = p = newP; + } + + inPercent = !inPercent; + } + else if (*p == L'{') + { + if (inPercent) + { + ptrdiff_t count = CharNextW(p) - p; + while (count-- && (pEnv - environString) < MAX_PATH) + *pEnv++ = *p++; + } + else + { + wchar_t *newP = CharNextW(p); + *p = 0; + StringCchCatW(dest, stringSize, string); + string = p = newP; + inBrace = 1; + } + } + else if (*p == L'}') + { + if (inPercent) + { + ptrdiff_t count = CharNextW(p) - p; + while (count-- && (pEnv - environString) < MAX_PATH) + *pEnv++ = *p++; + } + *pEnv = 0; + //SHGetSpecialFolderPath(NULL, helper, atoi(environString), FALSE); +#if defined(UNICODE) || defined(_UNICODE) + SHGetSpecialFolderPath(NULL, helper, StrToInt(environString), FALSE); + //UtilGetSpecialFolderPath(NULL, helper, _wtoi(environString)); +#else + SHGetSpecialFolderPathW(NULL, helper, StrToIntW(environString), FALSE); + //UtilGetSpecialFolderPath(NULL, helper, _aoi(environString)); +#endif + StringCchCatW(dest, stringSize, helper); + pEnv = environString; + string = CharNextW(p); + *p = 0; + p = string; + inBrace = 0; + } + else + { + if (inPercent || inBrace) + { + ptrdiff_t count = CharNextW(p) - p; + while (count-- && (pEnv - environString) < MAX_PATH) + *pEnv++ = *p++; + } + else + p = CharNextW(p); + } + } + + StringCchCatW(dest, stringSize, string); +} + +#ifndef NO_INPLACE_RESOLVE +#include <malloc.h> +// call this function if you want to modify in-place +#include "main.h" + +#ifdef __cplusplus +extern "C" void ResolveEnvironmentVariables(wchar_t *string, size_t stringSize) // +#else +void ResolveEnvironmentVariables(wchar_t *string, size_t stringSize) // +#endif +{ + wchar_t *dest = (wchar_t *) alloca(stringSize * sizeof(dest[0])); + ResolveEnvironmentVariables2(string, dest, stringSize); + StringCchCopyW(string, stringSize, dest); +} +#endif
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