149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
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/*
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Win32 support helper file
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This file is only for use with the mpg123 frontend.
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win32 support helpers for libmpg123 are in src/libmpg123/compat.h
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*/
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#ifndef MPG123_WIN32_SUPPORT_H
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#define MPG123_WIN32_SUPPORT_H
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#include "config.h"
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#include "mpg123.h"
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#ifdef HAVE_WINDOWS_H
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#define WIN32_LEAN_AND_MEAN 1
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <wchar.h>
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#include <windows.h>
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#include <winnls.h>
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#include <shellapi.h>
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#include <mmsystem.h>
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#if defined (HAVE_WS2TCPIP_H) && !defined (__CYGWIN__)
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#endif
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#if defined (WANT_WIN32_SOCKETS) /*conflict with gethostname and select in select.h and unistd.h */
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/*
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Note: Do not treat return values as valid file/socket handles, they only indicate success/failure.
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file descriptors are ignored, only the local ws.local_socket is used for storing socket handle,
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so the socket handle is always associated with the last call to win32_net_http_open
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TODO: Move the socket descriptor/state struct into streamdump.c, which wraps all network
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connections. Stored in in nh->parts, it enables multiple sockets being opened.
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*/
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/**
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* Opens an http URL
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* @param[in] host to connect to
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* @param[in] port to use
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* @return -1 for failure, 1 for success
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*/
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int win32_net_open_connection(mpg123_string *host, mpg123_string *port);
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/**
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* Reads from network socket
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* @param[in] filedes Value is ignored, last open connection is used.
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* @param[out] buf buffer to store data.
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* @param[in] nbyte bytes to read.
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* @return bytes read successfully from socket
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*/
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mpg123_ssize_t win32_net_read (int fildes, void *buf, size_t nbyte);
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/**
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* Writes to network socket
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* @param[in] filedes Value is ignored, last open connection is used.
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* @param[in] buf buffer to read data from.
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* @param[in] nbyte bytes to write.
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* @return bytes written successfully to socket
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*/
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mpg123_ssize_t win32_net_write (int fildes, const void *buf, size_t nbyte);
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/**
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* Writes a whole mpg123_string to the network socket
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* @param[in] filedes Value is ignored, last open connection is used.
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* @param[in] string the string to write
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* @return TRUE if successful, FALS on error
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*/
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int win32_net_writestring (int filedes, mpg123_string *string);
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/**
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* Initialize Winsock 2.2.
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*/
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void win32_net_init (void);
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/**
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* Shutdown all win32 sockets.
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*/
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void win32_net_deinit (void);
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/**
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* Close last open socket.
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* @param[in] sock value is ignored.
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*/
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void win32_net_close (int sock);
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#endif
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#ifdef WANT_WIN32_UNICODE
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/**
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* Put the windows command line into argv / argc, encoded in UTF-8.
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* You are supposed to free up resources by calling win32_cmdline_free with the values you got from this one.
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* @return 0 on success, -1 on error */
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int win32_cmdline_utf8(int * argc, char *** argv);
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/**
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* Free up cmdline memory (the argv itself, theoretically hidden resources, too).
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*/
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void win32_cmdline_free(int argc, char **argv);
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#endif /* WIN32_WANT_UNICODE */
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/**
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* Set process priority
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* @param arg -2: Idle, -1, bellow normal, 0, normal (ignored), 1 above normal, 2 highest, 3 realtime
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*/
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void win32_set_priority (const int arg);
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#ifdef WANT_WIN32_FIFO
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/**
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* win32_fifo_mkfifo
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* Creates a named pipe of path.
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* Should be closed with win32_fifo_close.
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* @param[in] path Path of pipe, should be in form of "\\.\pipe\pipename".
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* @return -1 on failure, 0 otherwise.
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* @see win32_fifo_close
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*/
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int win32_fifo_mkfifo(const char *path);
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/**
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*win32_fifo_close
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* Closes previously open pipe
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*/
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void win32_fifo_close(void);
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/**
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* win32_fifo_read_peek
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* Checks how many bytes in fifo is pending read operation
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* Only the tv_sec member in timeval is evaluated! No microsecond precision.
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* @param[in] tv contains information on block duration
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* @return bytes available
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*/
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DWORD win32_fifo_read_peek(struct timeval *tv);
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/***
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* win32_fifo_read
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* Read up to nbyte of data from open pipe into buf
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* @param[in] buf Pointer to buffer.
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* @param[in] nbyte Number of bytes to read up to.
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* @return Number of bytes actually read.
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*/
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mpg123_ssize_t win32_fifo_read(void *buf, size_t nbyte);
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#endif /* #ifdef WANT_WIN32_FIFO */
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#endif /* HAVE_WINDOWS_H */
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#endif /* MPG123_WIN32_SUPPORT_H */
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