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git://git.gnupg.org/gnupg.git
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Added Libestream.
This commit is contained in:
Moritz Schulte
parent
3504abfa29
commit
0271a8ef1d
@ -2,7 +2,7 @@
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**MERGED FROM MAIN BRANCH, RE-PATCHED**
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* command-ssh.c: New file.
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* command-ssh.c, estream.c, estream.h: New file.
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* findkey.c (modify_description): New function.
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(agent_key_from_file): New variables: comment, comment_sexp,
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2376
agent/estream.c
Normal file
2376
agent/estream.c
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File diff suppressed because it is too large
Load Diff
159
agent/estream.h
Normal file
159
agent/estream.h
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@ -0,0 +1,159 @@
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/* estream.h - Extended stream I/O/ Library
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Copyright (C) 2004 g10 Code GmbH
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This file is part of Libestream.
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Libestream is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Libestream is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Libestream; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#ifndef ESTREAM_H
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#define ESTREAM_H
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#include <sys/types.h>
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#include <stdarg.h>
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#include <stdio.h>
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typedef struct estream_public *estream_t;
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typedef struct estream_internal *estream_internal_t;
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/* This struct is entirely private - use it and you will shoot
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yourself in the foot. */
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struct estream_public
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{
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estream_internal_t internal;
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unsigned char *buffer;
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size_t buffer_size;
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size_t data_size;
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off_t data_offset;
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size_t data_flushed;
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unsigned char *unread_buffer;
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size_t unread_buffer_size;
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off_t unread_data_offset;
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unsigned int dirty: 1;
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};
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typedef ssize_t (*es_cookie_read_function_t) (void *cookie,
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char *buffer, size_t size);
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typedef ssize_t (*es_cookie_write_function_t) (void *cookie,
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const char *buffer, size_t size);
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typedef int (*es_cookie_seek_function_t) (void *cookie,
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off_t *pos, int whence);
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typedef int (*es_cookie_close_function_t) (void *cookie);
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typedef struct es_cookie_io_functions
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{
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es_cookie_read_function_t func_read;
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es_cookie_write_function_t func_write;
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es_cookie_seek_function_t func_seek;
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es_cookie_close_function_t func_close;
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} es_cookie_io_functions_t;
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#define restrict
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int es_init (void);
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estream_t es_fopen (const char * restrict path, const char * restrict mode);
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estream_t es_mopen (unsigned char *data, size_t data_n, size_t data_size,
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unsigned int grow,
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void *(*func_realloc) (void *mem, size_t size),
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void (*func_free) (void *mem),
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const char * restrict mode);
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estream_t es_open_memstream (char **ptr, size_t *size);
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estream_t es_fdopen (int filedes, const char *mode);
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estream_t es_freopen (const char *path, const char *mode, estream_t stream);
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estream_t es_fopencookie (void *cookie,
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const char * restrict mode, es_cookie_io_functions_t functions);
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int es_fclose (estream_t stream);
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int es_fileno (estream_t stream);
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int es_fileno_unlocked (estream_t stream);
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void es_flockfile (estream_t stream);
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int es_ftrylockfile (estream_t stream);
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void es_funlockfile (estream_t stream);
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int es_feof (estream_t stream);
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int es_feof_unlocked (estream_t stream);
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int es_ferror (estream_t stream);
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int es_ferror_unlocked (estream_t stream);
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void es_clearerr (estream_t stream);
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void es_clearerr_unlocked (estream_t stream);
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int es_fflush (estream_t stream);
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int es_fseek (estream_t stream, long int offset, int whence);
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int es_fseeko (estream_t stream, off_t offset, int whence);
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long int es_ftell (estream_t stream);
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off_t es_ftello (estream_t stream);
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void es_rewind (estream_t stream);
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int es_fgetc (estream_t stream);
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int es_fputc (int c, estream_t stream);
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int _es_getc_underflow (estream_t stream);
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int _es_putc_overflow (int c, estream_t stream);
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#define es_getc_unlocked(stream) \
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(((! (stream)->dirty) \
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&& ((stream)->data_offset < (stream)->data_size) \
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&& (! (stream)->unread_data_offset)) ? \
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((int) (unsigned char) \
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(stream)->buffer[((stream)->data_offset)++]) : \
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_es_getc_underflow ((stream)))
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#define es_putc_unlocked(c, stream) \
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(((stream)->dirty \
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&& ((stream)->data_offset < (stream)->buffer_size) \
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&& (c != '\n')) ? \
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((int) (unsigned char) \
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(stream)->buffer[((stream)->data_offset)++] = (c)) : \
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_es_putc_overflow ((c), (stream)))
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#define es_getc(stream) \
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es_fgetc (stream)
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#define es_putc(c, stream) \
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es_fputc (c, stream)
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int es_ungetc (int c, estream_t stream);
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int es_read (estream_t stream,
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char *buffer, size_t bytes_to_read, size_t *bytes_read);
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int es_write (estream_t stream,
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const char *buffer, size_t bytes_to_write, size_t *bytes_written);
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size_t es_fread (void * restrict ptr, size_t size, size_t nitems,
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estream_t restrict stream);
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size_t es_fwrite (const void * restrict ptr, size_t size, size_t memb,
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estream_t restrict stream);
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char *es_fgets (char * restrict s, int n, estream_t restrict stream);
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int es_fputs (const char * restrict s, estream_t restrict stream);
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ssize_t es_getline (char **lineptr, size_t *n, estream_t stream);
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int es_fprintf (estream_t restrict stream, const char * restrict format, ...);
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int es_vfprintf (estream_t restrict stream, const char *restrict format,
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va_list ap);
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int es_setvbuf (estream_t restrict stream,
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char * restrict buf, int mode, size_t size);
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void es_setbuf (estream_t restrict stream, char * restrict buf);
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estream_t es_tmpfile (void);
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void es_opaque_set (estream_t stream, void *opaque);
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void *es_opaque_get (estream_t stream);
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#endif
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@ -1,41 +0,0 @@
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/* stream.c - Stream I/O/ layer
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Copyright (C) 2004 g10 Code GmbH
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This file is part of libgpg-stream.
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libgpg-stream is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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libgpg-stream is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with libgpg-stream; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#ifndef GPG_STREAM_CONFIG_H
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#define GPG_STREAM_CONFIG_H
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#define USE_PTH
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#ifdef USE_PTH
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#include <pth.h>
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#define READ pth_read
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#define WRITE pth_write
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#else
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#include <unistd.h>
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#define READ read
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#define WRITE write
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#endif
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#endif
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1440
agent/gpg-stream.c
1440
agent/gpg-stream.c
File diff suppressed because it is too large
Load Diff
@ -1,166 +0,0 @@
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/* stream.h - Stream I/O layer
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Copyright (C) 2004 g10 Code GmbH
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This file is part of libgpg-stream.
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libgpg-stream is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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libgpg-stream is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with libgpg-stream; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#ifndef GPG_STREAM_H
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#define GPG_STREAM_H
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#include <sys/types.h>
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#include <stdarg.h>
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#include <gpg-error.h>
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#define STREAM_BLOCK_SIZE 1024
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typedef struct gpg_stream *gpg_stream_t;
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typedef gpg_error_t (*gpg_stream_func_create_t) (void **handle,
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void *spec,
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unsigned int flags);
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typedef gpg_error_t (*gpg_stream_func_read_t) (void *handle,
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char *buffer,
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size_t bytes_to_read,
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size_t *bytes_read);
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typedef gpg_error_t (*gpg_stream_func_write_t) (void *handle,
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const char *buffer,
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size_t bytes_to_write,
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size_t *bytes_written);
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typedef gpg_error_t (*gpg_stream_func_seek_t) (void *handle,
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off_t pos,
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int whence);
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typedef gpg_error_t (*gpg_stream_func_stat_t) (void *handle,
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size_t *size);
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typedef gpg_error_t (*gpg_stream_func_destroy_t) (void *handle);
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typedef struct gpg_stream_functions
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{
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gpg_stream_func_create_t func_create;
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gpg_stream_func_read_t func_read;
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gpg_stream_func_write_t func_write;
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gpg_stream_func_seek_t func_seek;
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gpg_stream_func_stat_t func_stat;
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gpg_stream_func_destroy_t func_destroy;
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} gpg_stream_functions_t;
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typedef void *(*gpg_stream_func_realloc_t) (void *mem, size_t size);
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typedef void (*gpg_stream_func_free_t) (void *mem);
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typedef struct gpg_stream_buffer_spec
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{
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size_t block_size;
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gpg_stream_func_realloc_t func_realloc;
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gpg_stream_func_free_t func_free;
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} gpg_stream_buffer_spec_t;
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#define GPG_STREAM_FLAG_READ (1 << 0)
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#define GPG_STREAM_FLAG_WRITE (1 << 1)
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#define GPG_STREAM_FLAG_EXCLUSIVE (1 << 2)
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#define GPG_STREAM_FLAG_APPEND (1 << 3)
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#define GPG_STREAM_FLAG_CREATE (1 << 4)
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#define GPG_STREAM_FLAG_NONBLOCK (1 << 5)
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#define GPG_STREAM_FLAG_TRUNCATE (1 << 6)
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#define GPG_STREAM_FLAG_BINARY (1 << 7)
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gpg_error_t gpg_stream_create (gpg_stream_t *stream,
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gpg_stream_buffer_spec_t *buffer_spec,
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void *spec,
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unsigned int flags,
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gpg_stream_functions_t functions);
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gpg_error_t gpg_stream_create_file (gpg_stream_t *stream,
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const char *filename,
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unsigned int flags);
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gpg_error_t gpg_stream_create_fd (gpg_stream_t *stream,
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int fd,
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unsigned int flags);
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gpg_error_t gpg_stream_destroy (gpg_stream_t stream);
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gpg_error_t gpg_stream_read (gpg_stream_t stream,
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char *buffer,
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size_t bytes_to_read,
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size_t *bytes_read);
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gpg_error_t gpg_stream_write (gpg_stream_t stream,
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const char *buffer,
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size_t bytes_to_write,
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size_t *bytes_written);
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gpg_error_t gpg_stream_read_line (gpg_stream_t stream,
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char **line,
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size_t *line_length);
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gpg_error_t gpg_stream_print_va (gpg_stream_t stream,
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const char *format,
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va_list ap);
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gpg_error_t gpg_stream_print (gpg_stream_t stream,
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const char *format,
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...);
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gpg_error_t gpg_stream_flush (gpg_stream_t stream);
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gpg_error_t gpg_stream_peek (gpg_stream_t stream,
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char **buffer,
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size_t *size);
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gpg_error_t gpg_stream_seek (gpg_stream_t stream,
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off_t offset,
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int whence);
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gpg_error_t gpg_stream_stat (gpg_stream_t stream,
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size_t *size);
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gpg_error_t gpg_stream_copy (gpg_stream_t dst,
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gpg_stream_t src);
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typedef struct gpg_stream_spec_mem
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{
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char *memory;
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size_t memory_size;
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unsigned int grow: 1;
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size_t block_size;
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void *(*func_realloc) (void *mem, size_t size);
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void (*func_free) (void *mem);
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} gpg_stream_spec_mem_t;
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extern gpg_stream_functions_t gpg_stream_functions_mem;
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typedef struct gpg_stream_spec_file
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{
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const char *filename;
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mode_t mode;
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} gpg_stream_spec_file_t;
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extern gpg_stream_functions_t gpg_stream_functions_file;
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typedef struct gpg_stream_spec_fd
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{
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int fd;
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} gpg_stream_spec_fd_t;
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extern gpg_stream_functions_t gpg_stream_functions_fd;
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#endif
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