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estream: New function es_fclose_snatch.

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* common/estream.c (cookie_ioctl_function_t): New type.
(es_fclose_snatch): New function.
(COOKIE_IOCTL_SNATCH_BUFFER): New constant.
(struct estream_internal): Add field FUNC_IOCTL.
(es_initialize): Clear FUNC_IOCTL.
(es_func_mem_ioctl): New function.
(es_fopenmem, es_fopenmem_init): Init FUNC_IOCTL.
This commit is contained in:
Werner Koch 2011-12-15 14:45:08 +01:00
parent 792e137ec7
commit 7737a2c269
2 changed files with 109 additions and 1 deletions
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4
common/estream.h
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@ -1,5 +1,5 @@
/* estream.h - Extended stream I/O Library
* Copyright (C) 2004, 2005, 2006, 2007, 2010 g10 Code GmbH
* Copyright (C) 2004, 2005, 2006, 2007, 2010, 2011 g10 Code GmbH
*
* This file is part of Libestream.
*
@ -88,6 +88,7 @@
#define es_freopen _ESTREAM_PREFIX(es_freopen)
#define es_fopencookie _ESTREAM_PREFIX(es_fopencookie)
#define es_fclose _ESTREAM_PREFIX(es_fclose)
#define es_fclose_snatch _ESTREAM_PREFIX(es_fclose_snatch)
#define es_onclose _ESTREAM_PREFIX(es_onclose)
#define es_fileno _ESTREAM_PREFIX(es_fileno)
#define es_fileno_unlocked _ESTREAM_PREFIX(es_fileno_unlocked)
@ -285,6 +286,7 @@ estream_t es_fopencookie (void *ES__RESTRICT cookie,
const char *ES__RESTRICT mode,
es_cookie_io_functions_t functions);
int es_fclose (estream_t stream);
int es_fclose_snatch (estream_t stream, void **r_buffer, size_t *r_buflen);
int es_onclose (estream_t stream, int mode,
void (*fnc) (estream_t, void*), void *fnc_value);
int es_fileno (estream_t stream);