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Diffstat (limited to 'contrib/libvcd/stream.h')
-rw-r--r-- | contrib/libvcd/stream.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/contrib/libvcd/stream.h b/contrib/libvcd/stream.h new file mode 100644 index 000000000..43b8c911a --- /dev/null +++ b/contrib/libvcd/stream.h @@ -0,0 +1,123 @@ +/* + $Id: stream.h,v 1.2 2004/04/11 12:20:32 miguelfreitas Exp $ + + Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + + +#ifndef __VCD_STREAM_H__ +#define __VCD_STREAM_H__ + +#include <libvcd/types.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/* typedef'ed IO functions prototypes */ + +typedef int(*vcd_data_open_t)(void *user_data); + +typedef long(*vcd_data_read_t)(void *user_data, void *buf, long count); + +typedef long(*vcd_data_write_t)(void *user_data, const void *buf, + long count); + +typedef long(*vcd_data_seek_t)(void *user_data, long offset); + +typedef long(*vcd_data_stat_t)(void *user_data); + +typedef int(*vcd_data_close_t)(void *user_data); + +typedef void(*vcd_data_free_t)(void *user_data); + + +/* abstract data sink */ + +typedef struct _VcdDataSink VcdDataSink; + +typedef struct { + vcd_data_open_t open; + vcd_data_seek_t seek; + vcd_data_write_t write; + vcd_data_close_t close; + vcd_data_free_t free; +} vcd_data_sink_io_functions; + +VcdDataSink* +vcd_data_sink_new(void *user_data, const vcd_data_sink_io_functions *funcs); + +long +vcd_data_sink_write(VcdDataSink* obj, const void *ptr, long size, long nmemb); + +long +vcd_data_sink_printf (VcdDataSink *obj, const char format[], ...) GNUC_PRINTF(2, 3); + +long +vcd_data_sink_seek(VcdDataSink* obj, long offset); + +void +vcd_data_sink_destroy(VcdDataSink* obj); + +void +vcd_data_sink_close(VcdDataSink* obj); + +/* abstract data source */ + +typedef struct _VcdDataSource VcdDataSource; + +typedef struct { + vcd_data_open_t open; + vcd_data_seek_t seek; + vcd_data_stat_t stat; + vcd_data_read_t read; + vcd_data_close_t close; + vcd_data_free_t free; +} vcd_data_source_io_functions; + +VcdDataSource* +vcd_data_source_new(void *user_data, const vcd_data_source_io_functions *funcs); + +long +vcd_data_source_read(VcdDataSource* obj, void *ptr, long size, long nmemb); + +long +vcd_data_source_seek(VcdDataSource* obj, long offset); + +long +vcd_data_source_stat(VcdDataSource* obj); + +void +vcd_data_source_destroy(VcdDataSource* obj); + +void +vcd_data_source_close(VcdDataSource* obj); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __VCD_STREAM_H__ */ + + +/* + * Local variables: + * c-file-style: "gnu" + * tab-width: 8 + * indent-tabs-mode: nil + * End: + */ |