diff options
Diffstat (limited to 'nuttx/lib/lib_internal.h')
| -rw-r--r-- | nuttx/lib/lib_internal.h | 115 |
1 files changed, 84 insertions, 31 deletions
diff --git a/nuttx/lib/lib_internal.h b/nuttx/lib/lib_internal.h index 0554db07e..d19812475 100644 --- a/nuttx/lib/lib_internal.h +++ b/nuttx/lib/lib_internal.h @@ -1,7 +1,7 @@ /**************************************************************************** * lib/lib_internal.h * - * Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved. + * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <spudmonkey@racsa.co.cr> * * Redistribution and use in source and binary forms, with or without @@ -69,34 +69,62 @@ * to manage variable sized output. */ -struct lib_stream_s; +struct lib_instream_s; +struct lib_outstream_s; -typedef void (*lib_putc_t)(FAR struct lib_stream_s *this, int ch); +typedef int (*lib_getc_t)(FAR struct lib_instream_s *this); +typedef void (*lib_putc_t)(FAR struct lib_outstream_s *this, int ch); -struct lib_stream_s +struct lib_instream_s { - lib_putc_t put; /* Pointer to function to put one character */ - int nput; /* Total number of characters put. Written - * by put method, readable by user */ + lib_getc_t get; /* Pointer to function to get one character */ + int nget; /* Total number of characters gotten. Written + * by get method, readable by user */ }; -struct lib_memstream_s +struct lib_outstream_s { - struct lib_stream_s public; - FAR char *buffer; /* Address of first byte in the buffer */ - int buflen; /* Size of the buffer in bytes */ + lib_putc_t put; /* Pointer to function to put one character */ + int nput; /* Total number of characters put. Written + * by put method, readable by user */ }; -struct lib_stdstream_s +struct lib_meminstream_s { - struct lib_stream_s public; - FAR FILE *stream; + struct lib_instream_s public; + FAR char *buffer; /* Address of first byte in the buffer */ + int buflen; /* Size of the buffer in bytes */ }; -struct lib_rawstream_s +struct lib_memoutstream_s { - struct lib_stream_s public; - int fd; + struct lib_outstream_s public; + FAR char *buffer; /* Address of first byte in the buffer */ + int buflen; /* Size of the buffer in bytes */ +}; + +struct lib_stdinstream_s +{ + struct lib_instream_s public; + FAR FILE *stream; +}; + +struct lib_stdoutstream_s +{ + struct lib_outstream_s public; + FAR FILE *stream; +}; + +struct lib_rawoutstream_s +{ + struct lib_outstream_s public; + int fd; +}; + +struct lib_rawinstream_s +{ + struct lib_instream_s public; + int fd; }; /**************************************************************************** @@ -114,39 +142,64 @@ extern void stream_semtake(FAR struct streamlist *list); extern void stream_semgive(FAR struct streamlist *list); #endif -/* Defined in lib_memstream.c */ +/* Defined in lib_memoutstream.c */ -extern void lib_memstream(FAR struct lib_memstream_s *memstream, - FAR char *bufstart, int buflen); +extern void lib_memoutstream(FAR struct lib_memoutstream_s *memoutstream, + FAR char *bufstart, int buflen); -/* Defined in lib_stdstream.c */ +/* Defined in lib_meminstream.c */ -extern void lib_stdstream(FAR struct lib_stdstream_s *stdstream, - FAR FILE *stream); +extern void lib_meminstream(FAR struct lib_meminstream_s *meminstream, + FAR char *bufstart, int buflen); -/* Defined in lib_rawstream.c */ +/* Defined in lib_stdinstream.c */ -extern void lib_rawstream(FAR struct lib_rawstream_s *rawstream, +extern void lib_stdinstream(FAR struct lib_stdinstream_s *stdinstream, + FAR FILE *stream); + +/* Defined in lib_stdoutstream.c */ + +extern void lib_stdoutstream(FAR struct lib_stdoutstream_s *stdoutstream, + FAR FILE *stream); + +/* Defined in lib_rawinstream.c */ + +extern void lib_rawinstream(FAR struct lib_rawinstream_s *rawinstream, + int fd); + +/* Defined in lib_rawoutstream.c */ + +extern void lib_rawoutstream(FAR struct lib_rawoutstream_s *rawoutstream, int fd); -/* Defined in lib_lowstream.c */ +/* Defined in lib_lowinstream.c */ + +#ifdef CONFIG_ARCH_LOWGETC +extern void lib_lowinstream(FAR struct lib_instream_s *lowinstream); +#endif + +/* Defined in lib_lowoutstream.c */ #ifdef CONFIG_ARCH_LOWPUTC -extern void lib_lowstream(FAR struct lib_stream_s *rawstream); +extern void lib_lowoutstream(FAR struct lib_outstream_s *lowoutstream); #endif -/* Defined in lib_nullstream.c */ +/* Defined in lib_nullinstream.c */ + +extern void lib_nullinstream(FAR struct lib_instream_s *nullinstream); + +/* Defined in lib_nulloutstream.c */ -extern void lib_nullstream(FAR struct lib_stream_s *nullstream); +extern void lib_nulloutstream(FAR struct lib_outstream_s *nulloutstream); /* Defined in lib_libsprintf.c */ -extern int lib_sprintf (FAR struct lib_stream_s *obj, +extern int lib_sprintf (FAR struct lib_outstream_s *obj, const char *fmt, ...); /* Defined lib_libvsprintf.c */ -extern int lib_vsprintf(FAR struct lib_stream_s *obj, +extern int lib_vsprintf(FAR struct lib_outstream_s *obj, const char *src, va_list ap); /* Defined lib_rawprintf.c */ |