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92 lines
1.8 KiB
C
92 lines
1.8 KiB
C
/*
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* fakefile.h - Programmed file system illusion
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*
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* Copyright 2012 by Werner Almesberger
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*
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* This program 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 by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef FAKEFILE_H
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#define FAKEFILE_H
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#include <sys/types.h>
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#include <sys/stat.h>
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enum fakefile_event_type {
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ff_et_exit,
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ff_et_open,
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ff_et_read,
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ff_et_write,
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ff_et_close,
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ff_et_unlink,
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ff_et_rename,
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ff_et_fstat,
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};
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struct fakefile_event {
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enum fakefile_event_type type;
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union {
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struct fakefile_exit {
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/* in */
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int status;
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} exit;
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struct fakefile_open {
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/* in */
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char *name;
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int flags;
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int mode;
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/* out */
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void *handle;
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int res; /* < 0: -errno; 0: regular open (in slave) */
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} open;
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struct fakefile_read {
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/* in */
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const void *handle;
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/* in/out */
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void *buf;
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ssize_t len;
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} read;
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struct fakefile_write {
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/* in */
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const void *handle;
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void *buf;
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/* in/out */
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ssize_t len;
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} write;
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struct fakefile_close {
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/* in */
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const void *handle;
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/* out */
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int res;
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} close;
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struct fakefile_unlink {
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} unlink;
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struct fakefile_rename {
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} rename;
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struct fakefile_fstat {
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/* in */
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const void *handle;
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/* out */
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struct stat st;
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int res;
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} fstat;
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} u;
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void *user;
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};
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struct fakefile *fakefile_execv(const char *path, char *const argv[]);
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struct fakefile_event *fakefile_poll(void);
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void fakefile_respond(struct fakefile_event *event);
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void fakefile_end(struct fakefile *ff);
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void fakefile_file(struct fakefile *ff, const char *name,
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const void *in, size_t len, void **out);
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void fakefile_antifile(struct fakefile *ff, const char *name);
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#endif /* !FAKEFILE_H */
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