ALSA project - the C library reference: /builddir/build/BUILD/alsa-lib-1.1.4.1/include/output.h Source File

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output.h
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1
11 /*
12 * This library is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU Lesser General Public License as
14 * published by the Free Software Foundation; either version 2.1 of
15 * the License, or (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU Lesser General Public License for more details.
21 *
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 *
26 */
27
28 #ifndef __ALSA_OUTPUT_H
29 #define __ALSA_OUTPUT_H
30
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34
54 typedef struct _snd_output snd_output_t;
55
57 typedef enum _snd_output_type {
59 SND_OUTPUT_STDIO,
61 SND_OUTPUT_BUFFER
62 } snd_output_type_t;
63
64 int snd_output_stdio_open(snd_output_t **outputp, const char *file, const char *mode);
65 int snd_output_stdio_attach(snd_output_t **outputp, FILE *fp, int _close);
66 int snd_output_buffer_open(snd_output_t **outputp);
67 size_t snd_output_buffer_string(snd_output_t *output, char **buf);
68 int snd_output_close(snd_output_t *output);
69 int snd_output_printf(snd_output_t *output, const char *format, ...)
70 #ifndef DOC_HIDDEN
71 __attribute__ ((format (printf, 2, 3)))
72 #endif
73 ;
74 int snd_output_vprintf(snd_output_t *output, const char *format, va_list args);
75 int snd_output_puts(snd_output_t *output, const char *str);
76 int snd_output_putc(snd_output_t *output, int c);
77 int snd_output_flush(snd_output_t *output);
78
81 #ifdef __cplusplus
82 }
83 #endif
84
85 #endif /* __ALSA_OUTPUT_H */
86
snd_output_printf
int snd_output_printf(snd_output_t *output, const char *format,...)
Writes formatted output (like fprintf(3)) to an output handle.
Definition: output.c:71
snd_output_buffer_string
size_t snd_output_buffer_string(snd_output_t *output, char **buf)
Returns the address of the buffer of a SND_OUTPUT_BUFFER output handle.
Definition: output.c:345
snd_output_puts
int snd_output_puts(snd_output_t *output, const char *str)
Writes a string to an output handle (like fputs(3)).
Definition: output.c:99
snd_output_putc
int snd_output_putc(snd_output_t *output, int c)
Writes a character to an output handle (like putc(3)).
Definition: output.c:110
snd_output_flush
int snd_output_flush(snd_output_t *output)
Flushes an output handle (like fflush(3)).
Definition: output.c:124
SND_OUTPUT_STDIO
Definition: output.h:59
snd_output_buffer_open
int snd_output_buffer_open(snd_output_t **outputp)
Creates a new output object with an auto-extending memory buffer.
Definition: output.c:358
snd_output_t
struct _snd_output snd_output_t
Internal structure for an output object.
Definition: output.h:54
snd_output_stdio_attach
int snd_output_stdio_attach(snd_output_t **outputp, FILE *fp, int _close)
Creates a new output object using an existing stdio FILE pointer.
Definition: output.c:188
snd_output_close
int snd_output_close(snd_output_t *output)
Closes an output handle.
Definition: output.c:57
snd_output_vprintf
int snd_output_vprintf(snd_output_t *output, const char *format, va_list args)
Writes formatted output (like fprintf(3)) to an output handle.
Definition: output.c:88
snd_output_type_t
snd_output_type_t
Definition: output.h:57
snd_output_stdio_open
int snd_output_stdio_open(snd_output_t **outputp, const char *file, const char *mode)
Creates a new output object writing to a file.
Definition: output.c:218
SND_OUTPUT_BUFFER
Definition: output.h:61