Fixup debug output (#1617)

libfuse/include/debug.hpp

@@ -0,0 +1,71 @@
+/*
+  ISC License
+
+  Copyright (c) 2021, Antonio SJ Musumeci <trapexit@spawn.link>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#pragma once
+
+#include "fuse_kernel.h"
+
+#include <memory>
+#include <string>
+
+
+int fuse_debug_set_output(const std::string &filepath);
+
+void fuse_debug_open_out(const uint64_t              unique,
+                         const struct fuse_open_out *arg,
+                         const uint64_t              argsize);
+void fuse_debug_init_in(const struct fuse_init_in *arg);
+void fuse_debug_init_out(const uint64_t              unique,
+                         const struct fuse_init_out *arg,
+                         const uint64_t              argsize);
+void fuse_debug_entry_out(const uint64_t               unique,
+                          const struct fuse_entry_out *arg,
+                          const uint64_t               argsize);
+void fuse_debug_attr_out(const uint64_t              unique,
+                         const struct fuse_attr_out *arg,
+                         const uint64_t              argsize);
+void fuse_debug_entry_open_out(const uint64_t               unique,
+                               const struct fuse_entry_out *earg,
+                               const struct fuse_open_out  *oarg);
+void fuse_debug_readlink(const uint64_t  unique,
+                         const char     *linkname);
+void fuse_debug_write_out(const uint64_t               unique,
+                          const struct fuse_write_out *arg);
+void fuse_debug_statfs_out(const uint64_t                unique,
+                           const struct fuse_statfs_out *arg);
+void fuse_debug_getxattr_out(const uint64_t                  unique,
+                             const struct fuse_getxattr_out *arg);
+void fuse_debug_lk_out(const uint64_t            unique,
+                       const struct fuse_lk_out *arg);
+void fuse_debug_bmap_out(const uint64_t              unique,
+                         const struct fuse_bmap_out *arg);
+void fuse_debug_statx_out(const uint64_t               unique,
+                          const struct fuse_statx_out *arg);
+void fuse_debug_data_out(const uint64_t unique,
+                         const size_t   size);
+void fuse_debug_ioctl_out(const uint64_t               unique,
+                          const struct fuse_ioctl_out *arg);
+void fuse_debug_poll_out(const uint64_t              unique,
+                         const struct fuse_poll_out *arg);
+void fuse_debug_in_header(const struct fuse_in_header *hdr);
+void fuse_debug_out_header(const struct fuse_out_header *hdr);
+
+std::string fuse_debug_init_flag_name(const uint64_t);
+
+void fuse_syslog_fuse_init_in(const struct fuse_init_in *arg);
+void fuse_syslog_fuse_init_out(const struct fuse_init_out *arg);