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/* gpgrt-int.h - Internal definitions
* Copyright (C) 2014 g10 Code GmbH
*
* This file is part of libgpg-error.
*
* libgpg-error is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* libgpg-error 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GPGRT_GPGRT_INT_H
#define _GPGRT_GPGRT_INT_H
#include "gpg-error.h"
#include "visibility.h"
/* Local error function prototypes. */
const char *_gpg_strerror (gpg_error_t err);
int _gpg_strerror_r (gpg_error_t err, char *buf, size_t buflen);
const char *_gpg_strsource (gpg_error_t err);
gpg_err_code_t _gpg_err_code_from_errno (int err);
int _gpg_err_code_to_errno (gpg_err_code_t code);
gpg_err_code_t _gpg_err_code_from_syserror (void);
void _gpg_err_set_errno (int err);
gpg_error_t _gpg_err_init (void);
void _gpg_err_deinit (int mode);
const char *_gpg_error_check_version (const char *req_version);
gpg_err_code_t _gpgrt_lock_init (gpgrt_lock_t *lockhd);
gpg_err_code_t _gpgrt_lock_lock (gpgrt_lock_t *lockhd);
gpg_err_code_t _gpgrt_lock_trylock (gpgrt_lock_t *lockhd);
gpg_err_code_t _gpgrt_lock_unlock (gpgrt_lock_t *lockhd);
gpg_err_code_t _gpgrt_lock_destroy (gpgrt_lock_t *lockhd);
gpg_err_code_t _gpgrt_yield (void);
/* Local prototypes for estream. */
int _gpgrt_es_init (void);
void _gpgrt_set_syscall_clamp (void (*pre)(void), void (*post)(void));
gpgrt_stream_t _gpgrt_fopen (const char *_GPGRT__RESTRICT path,
const char *_GPGRT__RESTRICT mode);
gpgrt_stream_t _gpgrt_mopen (void *_GPGRT__RESTRICT data,
size_t data_n, size_t data_len,
unsigned int grow,
void *(*func_realloc) (void *mem, size_t size),
void (*func_free) (void *mem),
const char *_GPGRT__RESTRICT mode);
gpgrt_stream_t _gpgrt_fopenmem (size_t memlimit,
const char *_GPGRT__RESTRICT mode);
gpgrt_stream_t _gpgrt_fopenmem_init (size_t memlimit,
const char *_GPGRT__RESTRICT mode,
const void *data, size_t datalen);
gpgrt_stream_t _gpgrt_fdopen (int filedes, const char *mode);
gpgrt_stream_t _gpgrt_fdopen_nc (int filedes, const char *mode);
gpgrt_stream_t _gpgrt_sysopen (gpgrt_syshd_t *syshd, const char *mode);
gpgrt_stream_t _gpgrt_sysopen_nc (gpgrt_syshd_t *syshd, const char *mode);
gpgrt_stream_t _gpgrt_fpopen (FILE *fp, const char *mode);
gpgrt_stream_t _gpgrt_fpopen_nc (FILE *fp, const char *mode);
gpgrt_stream_t _gpgrt_freopen (const char *_GPGRT__RESTRICT path,
const char *_GPGRT__RESTRICT mode,
gpgrt_stream_t _GPGRT__RESTRICT stream);
gpgrt_stream_t _gpgrt_fopencookie (void *_GPGRT__RESTRICT cookie,
const char *_GPGRT__RESTRICT mode,
gpgrt_cookie_io_functions_t functions);
int _gpgrt_fclose (gpgrt_stream_t stream);
int _gpgrt_fclose_snatch (gpgrt_stream_t stream,
void **r_buffer, size_t *r_buflen);
int _gpgrt_onclose (gpgrt_stream_t stream, int mode,
void (*fnc) (gpgrt_stream_t, void*), void *fnc_value);
int _gpgrt_fileno (gpgrt_stream_t stream);
int _gpgrt_fileno_unlocked (gpgrt_stream_t stream);
int _gpgrt_syshd (gpgrt_stream_t stream, gpgrt_syshd_t *syshd);
int _gpgrt_syshd_unlocked (gpgrt_stream_t stream, gpgrt_syshd_t *syshd);
void _gpgrt__set_std_fd (int no, int fd);
gpgrt_stream_t _gpgrt__get_std_stream (int fd);
void _gpgrt_flockfile (gpgrt_stream_t stream);
int _gpgrt_ftrylockfile (gpgrt_stream_t stream);
void _gpgrt_funlockfile (gpgrt_stream_t stream);
int _gpgrt_feof (gpgrt_stream_t stream);
int _gpgrt_feof_unlocked (gpgrt_stream_t stream);
int _gpgrt_ferror (gpgrt_stream_t stream);
int _gpgrt_ferror_unlocked (gpgrt_stream_t stream);
void _gpgrt_clearerr (gpgrt_stream_t stream);
void _gpgrt_clearerr_unlocked (gpgrt_stream_t stream);
int _gpgrt_fflush (gpgrt_stream_t stream);
int _gpgrt_fseek (gpgrt_stream_t stream, long int offset, int whence);
int _gpgrt_fseeko (gpgrt_stream_t stream, off_t offset, int whence);
long int _gpgrt_ftell (gpgrt_stream_t stream);
off_t _gpgrt_ftello (gpgrt_stream_t stream);
void _gpgrt_rewind (gpgrt_stream_t stream);
int _gpgrt_fgetc (gpgrt_stream_t stream);
int _gpgrt_fputc (int c, gpgrt_stream_t stream);
int _gpgrt__getc_underflow (gpgrt_stream_t stream);
int _gpgrt__putc_overflow (int c, gpgrt_stream_t stream);
/* Note: Keeps the next two macros in sync
with their counterparts in gpg-error.h. */
#define _gpgrt_getc_unlocked(stream) \
(((!(stream)->flags.writing) \
&& ((stream)->data_offset < (stream)->data_len) \
&& (! (stream)->unread_data_len)) \
? ((int) (stream)->buffer[((stream)->data_offset)++]) \
: _gpgrt__getc_underflow ((stream)))
#define _gpgrt_putc_unlocked(c, stream) \
(((stream)->flags.writing \
&& ((stream)->data_offset < (stream)->buffer_size) \
&& (c != '\n')) \
? ((int) ((stream)->buffer[((stream)->data_offset)++] = (c))) \
: _gpgrt__putc_overflow ((c), (stream)))
int _gpgrt_ungetc (int c, gpgrt_stream_t stream);
int _gpgrt_read (gpgrt_stream_t _GPGRT__RESTRICT stream,
void *_GPGRT__RESTRICT buffer, size_t bytes_to_read,
size_t *_GPGRT__RESTRICT bytes_read);
int _gpgrt_write (gpgrt_stream_t _GPGRT__RESTRICT stream,
const void *_GPGRT__RESTRICT buffer, size_t bytes_to_write,
size_t *_GPGRT__RESTRICT bytes_written);
int _gpgrt_write_sanitized (gpgrt_stream_t _GPGRT__RESTRICT stream,
const void *_GPGRT__RESTRICT buffer, size_t length,
const char *delimiters,
size_t *_GPGRT__RESTRICT bytes_written);
int _gpgrt_write_hexstring (gpgrt_stream_t _GPGRT__RESTRICT stream,
const void *_GPGRT__RESTRICT buffer, size_t length,
int reserved,
size_t *_GPGRT__RESTRICT bytes_written);
size_t _gpgrt_fread (void *_GPGRT__RESTRICT ptr, size_t size, size_t nitems,
gpgrt_stream_t _GPGRT__RESTRICT stream);
size_t _gpgrt_fwrite (const void *_GPGRT__RESTRICT ptr,
size_t size, size_t memb,
gpgrt_stream_t _GPGRT__RESTRICT stream);
char *_gpgrt_fgets (char *_GPGRT__RESTRICT s, int n,
gpgrt_stream_t _GPGRT__RESTRICT stream);
int _gpgrt_fputs (const char *_GPGRT__RESTRICT s,
gpgrt_stream_t _GPGRT__RESTRICT stream);
int _gpgrt_fputs_unlocked (const char *_GPGRT__RESTRICT s,
gpgrt_stream_t _GPGRT__RESTRICT stream);
ssize_t _gpgrt_getline (char *_GPGRT__RESTRICT *_GPGRT__RESTRICT lineptr,
size_t *_GPGRT__RESTRICT n,
gpgrt_stream_t stream);
ssize_t _gpgrt_read_line (gpgrt_stream_t stream,
char **addr_of_buffer, size_t *length_of_buffer,
size_t *max_length);
void _gpgrt_free (void *a);
int _gpgrt_fprintf (gpgrt_stream_t _GPGRT__RESTRICT stream,
const char *_GPGRT__RESTRICT format, ...)
_GPGRT_GCC_A_PRINTF(2,3);
int _gpgrt_fprintf_unlocked (gpgrt_stream_t _GPGRT__RESTRICT stream,
const char *_GPGRT__RESTRICT format, ...)
_GPGRT_GCC_A_PRINTF(2,3);
int _gpgrt_vfprintf (gpgrt_stream_t _GPGRT__RESTRICT stream,
const char *_GPGRT__RESTRICT format, va_list ap)
_GPGRT_GCC_A_PRINTF(2,0);
int _gpgrt_vfprintf_unlocked (gpgrt_stream_t _GPGRT__RESTRICT stream,
const char *_GPGRT__RESTRICT format, va_list ap)
_GPGRT_GCC_A_PRINTF(2,0);
int _gpgrt_setvbuf (gpgrt_stream_t _GPGRT__RESTRICT stream,
char *_GPGRT__RESTRICT buf, int mode, size_t size);
void _gpgrt_set_binary (gpgrt_stream_t stream);
gpgrt_stream_t _gpgrt_tmpfile (void);
void _gpgrt_opaque_set (gpgrt_stream_t _GPGRT__RESTRICT stream,
void *_GPGRT__RESTRICT opaque);
void *_gpgrt_opaque_get (gpgrt_stream_t stream);
void _gpgrt_fname_set (gpgrt_stream_t stream, const char *fname);
const char *_gpgrt_fname_get (gpgrt_stream_t stream);
#include "estream-printf.h"
#endif /*_GPGRT_GPGRT_INT_H*/
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