#include <stdarg.h>
#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
#include <rpc/types.h>
#include <rpc/xdr.h>
#include "../src/guestfs_protocol.h"
/* in guestfsd.c */
-extern void xwrite (int sock, const void *buf, size_t len);
-extern void xread (int sock, void *buf, size_t len);
+extern int xwrite (int sock, const void *buf, size_t len);
+extern int xread (int sock, void *buf, size_t len);
extern int add_string (char ***argv, int *size, int *alloc, const char *str);
-extern int count_strings (char **argv);
+extern int count_strings (char * const* const argv);
extern void sort_strings (char **argv, int len);
extern void free_strings (char **argv);
extern void free_stringslen (char **argv, int len);
extern int command (char **stdoutput, char **stderror, const char *name, ...);
+extern int commandv (char **stdoutput, char **stderror,
+ char * const* const argv);
/* in proto.c */
extern int proc_nr;
} \
} while (0)
+#define IS_DEVICE(path,errcode) \
+ do { \
+ struct stat statbuf; \
+ if (strncmp ((path), "/dev/", 5) != 0) { \
+ reply_with_error ("%s: %s: expecting a device name", __func__, (path)); \
+ return (errcode); \
+ } \
+ if (stat ((path), &statbuf) == -1) { \
+ reply_with_perror ("%s: %s", __func__, (path)); \
+ return (errcode); \
+ } \
+ } while (0)
+
/* NB:
* (1) You must match CHROOT_IN and CHROOT_OUT even along error paths.
* (2) You must not change directory! cwd must always be "/", otherwise
#define CHROOT_OUT \
do { int old_errno = errno; chroot ("."); errno = old_errno; } while (0)
+#define XXX_NOT_IMPL(errcode) \
+ do { \
+ reply_with_error ("%s: function not implemented", __func__); \
+ return (errcode); \
+ } \
+ while (0)
+
#endif /* GUESTFSD_DAEMON_H */