265 lines
13 KiB
ObjectPascal
265 lines
13 KiB
ObjectPascal
{This unit is part of United Openlibraries of Sound (uos)}
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{This is the Dynamic loading version of IceCast_Shout Pascal Wrapper.
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Load library with sha_load() and release with sh_unload().
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License : modified LGPL.
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Fred van Stappen / fiens@hotmail.com }
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unit uos_shout;
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{$mode objfpc}{$H+}
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{$PACKRECORDS C}
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interface
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uses
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dynlibs, CTypes, sysutils;
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const
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SHOUT_THREADSAFE = 1;
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SHOUT_TLS = 1;
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SHOUTERR_SUCCESS = 0;
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SHOUTERR_INSANE = -1;
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SHOUTERR_NOCONNECT = -2;
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SHOUTERR_NOLOGIN = -3;
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SHOUTERR_SOCKET = -4;
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SHOUTERR_MALLOC = -5;
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SHOUTERR_METADATA = -6;
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SHOUTERR_CONNECTED = -7;
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SHOUTERR_UNCONNECTED = -8;
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SHOUTERR_UNSUPPORTED = -9;
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SHOUTERR_BUSY = -10;
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SHOUTERR_NOTLS = -11;
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SHOUTERR_TLSBADCERT = -12;
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SHOUTERR_RETRY = -13;
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SHOUT_FORMAT_OGG = 0;
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SHOUT_FORMAT_MP3 = 1;
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SHOUT_FORMAT_WEBM = 2;
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SHOUT_FORMAT_WEBMAUDIO = 3;
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SHOUT_FORMAT_VORBIS = SHOUT_FORMAT_OGG;
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SHOUT_PROTOCOL_HTTP = 0;
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SHOUT_PROTOCOL_XAUDIOCAST = 1;
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SHOUT_PROTOCOL_ICY = 2;
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SHOUT_PROTOCOL_ROARAUDIO = 3;
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SHOUT_TLS_DISABLED = 0;
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SHOUT_TLS_AUTO = 1;
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SHOUT_TLS_AUTO_NO_PLAIN = 2;
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SHOUT_TLS_RFC2818 = 11;
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SHOUT_TLS_RFC2817 = 12;
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SHOUT_AI_BITRATE = 'bitrate';
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SHOUT_AI_SAMPLERATE = 'samplerate';
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SHOUT_AI_CHANNELS = 'channels';
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SHOUT_AI_QUALITY = 'quality';
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SHOUT_META_NAME = 'name';
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SHOUT_META_URL = 'url';
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SHOUT_META_GENRE = 'genre';
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SHOUT_META_DESCRIPTION = 'description';
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SHOUT_META_IRC = 'irc';
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SHOUT_META_AIM = 'aim';
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SHOUT_META_ICQ = 'icq';
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type
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shout_t = pointer;
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Pshout_t = ^shout_t;
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{$if defined(cpu64)}
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cuint64 = qword;
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size_t = cuint64;
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{$else}
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cuint32 = longword;
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size_t = cuint32;
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{$endif}
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psize_t = ^size_t;
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shout_metadata_t = pointer;
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Pshout_metadata_t = ^shout_metadata_t;
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// methods
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var
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shout_init: procedure();cdecl;
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shout_shutdown: procedure();cdecl;
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shout_version: function(var major:cint; var minor:cint; var patch:cint):pchar;cdecl;
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shout_new: function(): Pshout_t;cdecl;
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shout_free: procedure(shhandle :Pshout_t);cdecl;
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shout_get_error: function(shhandle :Pshout_t):pchar;cdecl;
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shout_get_errno: function(shhandle :Pshout_t):cint;cdecl;
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shout_get_connected: function(shhandle :Pshout_t):cint;cdecl;
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shout_set_host: function(shhandle :Pshout_t; host: pchar):cint;cdecl;
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shout_get_host: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_port: function(shhandle :Pshout_t; port:cushort):cint;cdecl;
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shout_get_port: function(shhandle :Pshout_t):cushort;cdecl;
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shout_set_agent: function(shhandle :Pshout_t; agent:pchar):cint;cdecl;
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shout_get_agent: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_tls: function(shhandle :Pshout_t; mode:cint):cint;cdecl;
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shout_get_tls: function(shhandle :Pshout_t):cint;cdecl;
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shout_set_ca_directory: function(shhandle :Pshout_t; directory:pchar):cint;cdecl;
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shout_get_ca_directory: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_ca_file: function(shhandle :Pshout_t; thefile:pchar):cint;cdecl;
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shout_get_ca_file: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_allowed_ciphers: function(shhandle :Pshout_t; ciphers:pchar):cint;cdecl;
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shout_get_allowed_ciphers: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_user: function(shhandle :Pshout_t; username:pchar):cint;cdecl;
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shout_get_user: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_password: function(shhandle :Pshout_t; password:pchar):cint;cdecl;
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shout_get_password: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_client_certificate: function(shhandle :Pshout_t; certificate:pchar):cint;cdecl;
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shout_get_client_certificate: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_mount: function(shhandle :Pshout_t; mount:pchar):cint;cdecl;
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shout_get_mount: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_name: function(shhandle :Pshout_t; name:pchar):cint;cdecl;
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shout_get_name: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_url: function(shhandle :Pshout_t; url:pchar):cint;cdecl;
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shout_get_url: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_genre: function(shhandle :Pshout_t; genre:pchar):cint;cdecl;
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shout_get_genre: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_description: function(shhandle :Pshout_t; description:pchar):cint;cdecl;
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shout_get_description: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_dumpfile: function(shhandle :Pshout_t; dumpfile:pchar):cint;cdecl;
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shout_get_dumpfile: function(shhandle :Pshout_t):pchar;cdecl;
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shout_set_audio_info: function(shhandle :Pshout_t; name:pchar; value:pchar):cint;cdecl;
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shout_get_audio_info: function(shhandle :Pshout_t; name:pchar):pchar;cdecl;
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shout_set_meta: function(shhandle :Pshout_t; name:pchar; value:pchar):cint;cdecl;
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shout_get_meta: function(shhandle :Pshout_t; name:pchar):pchar;cdecl;
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shout_set_public: function(shhandle :Pshout_t; make_public:cuint):cint;cdecl;
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shout_get_public: function(shhandle :Pshout_t):cuint;cdecl;
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shout_set_format: function(shhandle :Pshout_t; format:cuint):cint;cdecl;
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shout_get_format: function(shhandle :Pshout_t):cuint;cdecl;
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shout_set_protocol: function(shhandle :Pshout_t; protocol:cuint):cint;cdecl;
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shout_get_protocol: function(shhandle :Pshout_t):cuint;cdecl;
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shout_set_nonblocking: function(shhandle :Pshout_t; nonblocking:cuint):cint;cdecl;
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shout_get_nonblocking: function(shhandle :Pshout_t):cuint;cdecl;
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shout_open: function(shhandle :Pshout_t):cint;cdecl;
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shout_close: function(shhandle :Pshout_t):cint;cdecl;
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//shout_send: function(shhandle :Pshout_t; data:pcuchar; len:size_t):cint;cdecl;
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shout_send: function(shhandle :Pshout_t; data:pbyte; len:size_t):cint;cdecl;
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shout_send_raw: function(shhandle :Pshout_t; data:pcuchar; len:size_t):size_t;cdecl;
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shout_queuelen: function(shhandle :Pshout_t):size_t;cdecl;
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shout_sync: procedure(shhandle :Pshout_t);cdecl;
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shout_delay: function(shhandle :Pshout_t):cint;cdecl;
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shout_set_metadata: function(shhandle :Pshout_t; var metadata:shout_metadata_t):cint;cdecl;
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shout_metadata_new: function():Pshout_metadata_t;cdecl;
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shout_metadata_free: procedure(var shhandle:shout_metadata_t);cdecl;
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shout_metadata_add: function(var shhandle:shout_metadata_t; name:pchar; value:pchar):cint;cdecl;
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sh_Handle:TLibHandle=dynlibs.NilHandle; // this will hold our handle for the lib; it functions nicely as a mutli-lib prevention unit as well...
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ReferenceCounter : cardinal = 0; // Reference counter
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function sh_IsLoaded : boolean; inline;
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Function sh_Load(const libfilename:string) :boolean; // load the lib
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Procedure sh_Unload(); // unload and frees the lib from memory : do not forget to call it before close application.
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implementation
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function sh_IsLoaded: boolean;
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begin
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Result := (sh_Handle <> dynlibs.NilHandle);
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end;
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Function sh_Load (const libfilename:string) :boolean;
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begin
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Result := False;
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if sh_Handle<>0 then
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begin
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Inc(ReferenceCounter);
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result:=true {is it already there ?}
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end else
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begin {go & load the library}
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if Length(libfilename) = 0 then exit;
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sh_Handle:=DynLibs.SafeLoadLibrary(libfilename); // obtain the handle we want
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if sh_Handle <> DynLibs.NilHandle then
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begin {now we tie the functions to the VARs from above}
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Pointer(shout_init):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_init'));
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Pointer(shout_shutdown):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_shutdown'));
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Pointer(shout_version):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_version'));
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Pointer(shout_new):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_new'));
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Pointer(shout_free):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_free'));
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Pointer(shout_get_error):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_error'));
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Pointer(shout_get_errno):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_errno'));
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Pointer(shout_get_connected):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_connected'));
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Pointer(shout_set_host):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_host'));
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Pointer(shout_get_host):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_host'));
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Pointer(shout_set_port):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_port'));
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Pointer(shout_get_port):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_port'));
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Pointer(shout_set_agent):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_agent'));
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Pointer(shout_get_agent):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_agent'));
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Pointer(shout_set_tls):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_tls'));
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Pointer(shout_get_tls):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_tls'));
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Pointer(shout_set_ca_directory):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_ca_directory'));
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Pointer(shout_get_ca_directory):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_ca_directory'));
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Pointer(shout_set_ca_file):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_ca_file'));
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Pointer(shout_get_ca_file):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_ca_file'));
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Pointer(shout_set_allowed_ciphers):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_allowed_ciphers'));
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Pointer(shout_get_allowed_ciphers):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_allowed_ciphers'));
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Pointer(shout_set_user):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_user'));
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Pointer(shout_get_user):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_user'));
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Pointer(shout_set_password):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_password'));
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Pointer(shout_get_password):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_password'));
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Pointer(shout_set_client_certificate):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_client_certificate'));
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Pointer(shout_get_client_certificate):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_client_certificate'));
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Pointer(shout_set_mount):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_mount'));
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Pointer(shout_get_mount):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_mount'));
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Pointer(shout_set_name):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_name'));
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Pointer(shout_get_name):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_name'));
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Pointer(shout_set_url):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_url'));
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Pointer(shout_get_url):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_url'));
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Pointer(shout_set_genre):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_genre'));
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Pointer(shout_get_genre):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_genre'));
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Pointer(shout_set_description):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_description'));
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Pointer(shout_get_description):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_description'));
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Pointer(shout_set_dumpfile):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_dumpfile'));
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Pointer(shout_get_dumpfile):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_dumpfile'));
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Pointer(shout_set_audio_info):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_audio_info'));
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Pointer(shout_get_audio_info):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_audio_info'));
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Pointer(shout_set_meta):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_meta'));
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Pointer(shout_get_meta):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_meta'));
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Pointer(shout_set_public):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_public'));
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Pointer(shout_get_public):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_public'));
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Pointer(shout_set_format):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_format'));
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Pointer(shout_get_format):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_format'));
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Pointer(shout_set_protocol):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_protocol'));
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Pointer(shout_get_protocol):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_protocol'));
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Pointer(shout_set_nonblocking):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_nonblocking'));
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Pointer(shout_get_nonblocking):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_get_nonblocking'));
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Pointer(shout_open):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_open'));
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Pointer(shout_close):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_close'));
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Pointer(shout_send):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_send'));
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Pointer(shout_send_raw):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_send_raw'));
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Pointer(shout_queuelen):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_queuelen'));
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Pointer(shout_sync):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_sync'));
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Pointer(shout_delay):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_delay'));
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Pointer(shout_set_metadata):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_set_metadata'));
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Pointer(shout_metadata_new):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_metadata_new'));
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Pointer(shout_metadata_free):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_metadata_free'));
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Pointer(shout_metadata_add):=DynLibs.GetProcedureAddress(sh_Handle,PChar('shout_metadata_add'));
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end;
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Result := sh_IsLoaded;
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ReferenceCounter:=1;
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end;
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end;
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Procedure sh_Unload;
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begin
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// < Reference counting
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if ReferenceCounter > 0 then
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dec(ReferenceCounter);
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if ReferenceCounter > 0 then
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exit;
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// >
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if sh_IsLoaded then
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begin
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shout_shutdown();
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DynLibs.UnloadLibrary(sh_Handle);
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sh_Handle:=DynLibs.NilHandle;
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end;
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end;
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end.
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