From: Keno Fischer <k...@juliacomputing.com>

Signed-off-by: Keno Fischer <k...@juliacomputing.com>
Signed-off-by: Michael Roitzsch <reactorcont...@icloud.com>
[Will Cohen: - Note lack of f_namelen and f_frsize on Darwin
             - Ensure that tv_sec and tv_nsec are both
               initialized for Darwin and non-Darwin]
Signed-off-by: Will Cohen <wwco...@gmail.com>
Message-Id: <20220227223522.91937-4-wwco...@gmail.com>
Signed-off-by: Christian Schoenebeck <qemu_...@crudebyte.com>
Reviewed-by: Christian Schoenebeck <qemu_...@crudebyte.com>
---
 hw/9pfs/9p-proxy.c | 22 ++++++++++++++++++++--
 hw/9pfs/9p-synth.c |  2 ++
 hw/9pfs/9p.c       | 16 ++++++++++++++--
 3 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/hw/9pfs/9p-proxy.c b/hw/9pfs/9p-proxy.c
index 09bd9f1464..b1664080d8 100644
--- a/hw/9pfs/9p-proxy.c
+++ b/hw/9pfs/9p-proxy.c
@@ -123,10 +123,16 @@ static void prstatfs_to_statfs(struct statfs *stfs, 
ProxyStatFS *prstfs)
     stfs->f_bavail = prstfs->f_bavail;
     stfs->f_files = prstfs->f_files;
     stfs->f_ffree = prstfs->f_ffree;
+#ifdef CONFIG_DARWIN
+    /* f_namelen and f_frsize do not exist on Darwin */
+    stfs->f_fsid.val[0] = prstfs->f_fsid[0] & 0xFFFFFFFFU;
+    stfs->f_fsid.val[1] = prstfs->f_fsid[1] >> 32 & 0xFFFFFFFFU;
+#else
     stfs->f_fsid.__val[0] = prstfs->f_fsid[0] & 0xFFFFFFFFU;
     stfs->f_fsid.__val[1] = prstfs->f_fsid[1] >> 32 & 0xFFFFFFFFU;
     stfs->f_namelen = prstfs->f_namelen;
     stfs->f_frsize = prstfs->f_frsize;
+#endif
 }
 
 /* Converts proxy_stat structure to VFS stat structure */
@@ -143,12 +149,24 @@ static void prstat_to_stat(struct stat *stbuf, ProxyStat 
*prstat)
    stbuf->st_size = prstat->st_size;
    stbuf->st_blksize = prstat->st_blksize;
    stbuf->st_blocks = prstat->st_blocks;
+   stbuf->st_atime = prstat->st_atim_sec;
+   stbuf->st_mtime = prstat->st_mtim_sec;
+   stbuf->st_ctime = prstat->st_ctim_sec;
+#ifdef CONFIG_DARWIN
+   stbuf->st_atimespec.tv_sec = prstat->st_atim_sec;
+   stbuf->st_mtimespec.tv_sec = prstat->st_mtim_sec;
+   stbuf->st_ctimespec.tv_sec = prstat->st_ctim_sec;
+   stbuf->st_atimespec.tv_nsec = prstat->st_atim_nsec;
+   stbuf->st_mtimespec.tv_nsec = prstat->st_mtim_nsec;
+   stbuf->st_ctimespec.tv_nsec = prstat->st_ctim_nsec;
+#else
    stbuf->st_atim.tv_sec = prstat->st_atim_sec;
+   stbuf->st_mtim.tv_sec = prstat->st_mtim_sec;
+   stbuf->st_ctim.tv_sec = prstat->st_ctim_sec;
    stbuf->st_atim.tv_nsec = prstat->st_atim_nsec;
-   stbuf->st_mtime = prstat->st_mtim_sec;
    stbuf->st_mtim.tv_nsec = prstat->st_mtim_nsec;
-   stbuf->st_ctime = prstat->st_ctim_sec;
    stbuf->st_ctim.tv_nsec = prstat->st_ctim_nsec;
+#endif
 }
 
 /*
diff --git a/hw/9pfs/9p-synth.c b/hw/9pfs/9p-synth.c
index 7a7cd5c5ba..bf9b0c5ddd 100644
--- a/hw/9pfs/9p-synth.c
+++ b/hw/9pfs/9p-synth.c
@@ -439,7 +439,9 @@ static int synth_statfs(FsContext *s, V9fsPath *fs_path,
     stbuf->f_bsize = 512;
     stbuf->f_blocks = 0;
     stbuf->f_files = synth_node_count;
+#ifndef CONFIG_DARWIN
     stbuf->f_namelen = NAME_MAX;
+#endif
     return 0;
 }
 
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index 9c63e14b28..1563d7b7c6 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -1313,11 +1313,17 @@ static int stat_to_v9stat_dotl(V9fsPDU *pdu, const 
struct stat *stbuf,
     v9lstat->st_blksize = stat_to_iounit(pdu, stbuf);
     v9lstat->st_blocks = stbuf->st_blocks;
     v9lstat->st_atime_sec = stbuf->st_atime;
-    v9lstat->st_atime_nsec = stbuf->st_atim.tv_nsec;
     v9lstat->st_mtime_sec = stbuf->st_mtime;
-    v9lstat->st_mtime_nsec = stbuf->st_mtim.tv_nsec;
     v9lstat->st_ctime_sec = stbuf->st_ctime;
+#ifdef CONFIG_DARWIN
+    v9lstat->st_atime_nsec = stbuf->st_atimespec.tv_nsec;
+    v9lstat->st_mtime_nsec = stbuf->st_mtimespec.tv_nsec;
+    v9lstat->st_ctime_nsec = stbuf->st_ctimespec.tv_nsec;
+#else
+    v9lstat->st_atime_nsec = stbuf->st_atim.tv_nsec;
+    v9lstat->st_mtime_nsec = stbuf->st_mtim.tv_nsec;
     v9lstat->st_ctime_nsec = stbuf->st_ctim.tv_nsec;
+#endif
     /* Currently we only support BASIC fields in stat */
     v9lstat->st_result_mask = P9_STATS_BASIC;
 
@@ -3519,9 +3525,15 @@ static int v9fs_fill_statfs(V9fsState *s, V9fsPDU *pdu, 
struct statfs *stbuf)
     f_bavail = stbuf->f_bavail / bsize_factor;
     f_files  = stbuf->f_files;
     f_ffree  = stbuf->f_ffree;
+#ifdef CONFIG_DARWIN
+    fsid_val = (unsigned int)stbuf->f_fsid.val[0] |
+               (unsigned long long)stbuf->f_fsid.val[1] << 32;
+    f_namelen = NAME_MAX;
+#else
     fsid_val = (unsigned int) stbuf->f_fsid.__val[0] |
                (unsigned long long)stbuf->f_fsid.__val[1] << 32;
     f_namelen = stbuf->f_namelen;
+#endif
 
     return pdu_marshal(pdu, offset, "ddqqqqqqd",
                        f_type, f_bsize, f_blocks, f_bfree,
-- 
2.20.1


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