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113 lines
3.6 KiB
113 lines
3.6 KiB
/*
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* OpenVPN-GUI -- A Windows GUI for OpenVPN.
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*
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* Copyright (C) 2013 Heiko Hund <heikoh@users.sf.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program (see the file COPYING included with this
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* distribution); if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MISC_H
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#define MISC_H
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#include <wincrypt.h>
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#include "options.h"
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BOOL ManagementCommandFromInput(connection_t *, LPCSTR, HWND, int);
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BOOL ManagementCommandFromTwoInputsBase64(connection_t*, LPCSTR, HWND, int, int);
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BOOL ManagementCommandFromInputBase64(connection_t *, LPCSTR, HWND, int);
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BOOL EnsureDirExists(LPTSTR);
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BOOL streq(LPCSTR, LPCSTR);
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BOOL strbegins(const char *str, const char *begin);
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BOOL wcsbegins(LPCWSTR, LPCWSTR);
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BOOL ForceForegroundWindow(HWND);
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void DpiSetScale(options_t*, UINT dpix);
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BOOL IsUserAdmin(VOID);
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HANDLE InitSemaphore (WCHAR *);
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BOOL CheckFileAccess (const TCHAR *path, int access);
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BOOL Base64Encode(const char *input, int input_len, char **output);
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int Base64Decode(const char *input, char **output);
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WCHAR *Widen(const char *utf8);
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WCHAR *WidenEx(UINT codepage, const char *utf8);
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BOOL validate_input(const WCHAR *input, const WCHAR *exclude);
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/* Concatenate two wide strings with a separator */
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void wcs_concat2(WCHAR *dest, int len, const WCHAR *src1, const WCHAR *src2, const WCHAR *sep);
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void CloseSemaphore(HANDLE sem);
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/* Close a handle if not null or invalid */
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void CloseHandleEx(LPHANDLE h);
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/* Decode url encoded charcters in src and return the result as a newly
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* allocated string. Returns NULL on error.
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*/
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char *url_decode(const char *src);
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/* digest functions */
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typedef struct md_ctx {
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HCRYPTPROV prov;
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HCRYPTHASH hash;
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} md_ctx;
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DWORD md_init(md_ctx *ctx, ALG_ID hash_type);
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DWORD md_update(md_ctx *ctx, const BYTE *data, size_t size);
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DWORD md_final(md_ctx *ctx, BYTE *md);
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/* Open specified http/https URL using ShellExecute. */
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BOOL open_url(const wchar_t *url);
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void ImportConfigFile(const TCHAR* path, bool prompt_user);
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/*
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* Helper function to convert UCS-2 text from a dialog item to UTF-8.
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* Caller must free *str if *len != 0.
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*/
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BOOL
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GetDlgItemTextUtf8(HWND hDlg, int id, LPSTR* str, int* len);
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/*
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* Set env vars used by OpenSSL to sane values.
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*/
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void set_openssl_env_vars(void);
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/* Return escaped copy of a string */
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char *escape_string(const char *str);
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/**
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* Find a free port to bind to
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* @param addr : Address to bind to -- if port >0 it's tried first.
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* On return the port is set to the one found.
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* @returns true on success, false on error. In case of error
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* addr is unchanged.
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*/
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BOOL find_free_tcp_port(SOCKADDR_IN *addr);
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/**
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* Parse the config file of a connection profile for
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* Managegment address and password.
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* @param c : Pointer to connection profile
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* On return c->manage.skaddr and c->manage.password
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* are populated.
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* @returns true on success false on error.
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* Password not specified in the config file is not an error.
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*/
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BOOL ParseManagementAddress(connection_t *c);
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#endif
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