diff options
| -rw-r--r-- | hw/9pfs/9p.c | 60 |
1 files changed, 30 insertions, 30 deletions
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c index 0a37c8b..23ac7bb 100644 --- a/hw/9pfs/9p.c +++ b/hw/9pfs/9p.c @@ -803,12 +803,12 @@ static uint32_t stat_to_v9mode(const struct stat *stbuf) return mode; } -static int coroutine_fn stat_to_v9stat(V9fsPDU *pdu, V9fsPath *name, +static int coroutine_fn stat_to_v9stat(V9fsPDU *pdu, V9fsPath *path, + const char *basename, const struct stat *stbuf, V9fsStat *v9stat) { int err; - const char *str; memset(v9stat, 0, sizeof(*v9stat)); @@ -829,7 +829,7 @@ static int coroutine_fn stat_to_v9stat(V9fsPDU *pdu, V9fsPath *name, v9fs_string_free(&v9stat->extension); if (v9stat->mode & P9_STAT_MODE_SYMLINK) { - err = v9fs_co_readlink(pdu, name, &v9stat->extension); + err = v9fs_co_readlink(pdu, path, &v9stat->extension); if (err < 0) { return err; } @@ -842,14 +842,7 @@ static int coroutine_fn stat_to_v9stat(V9fsPDU *pdu, V9fsPath *name, "HARDLINKCOUNT", (unsigned long)stbuf->st_nlink); } - str = strrchr(name->data, '/'); - if (str) { - str += 1; - } else { - str = name->data; - } - - v9fs_string_sprintf(&v9stat->name, "%s", str); + v9fs_string_sprintf(&v9stat->name, "%s", basename); v9stat->size = 61 + v9fs_string_size(&v9stat->name) + @@ -1056,6 +1049,7 @@ static void coroutine_fn v9fs_stat(void *opaque) struct stat stbuf; V9fsFidState *fidp; V9fsPDU *pdu = opaque; + char *basename; err = pdu_unmarshal(pdu, offset, "d", &fid); if (err < 0) { @@ -1072,7 +1066,9 @@ static void coroutine_fn v9fs_stat(void *opaque) if (err < 0) { goto out; } - err = stat_to_v9stat(pdu, &fidp->path, &stbuf, &v9stat); + basename = g_path_get_basename(fidp->path.data); + err = stat_to_v9stat(pdu, &fidp->path, basename, &stbuf, &v9stat); + g_free(basename); if (err < 0) { goto out; } @@ -1748,21 +1744,30 @@ static int coroutine_fn v9fs_do_readdir_with_stat(V9fsPDU *pdu, if (err < 0) { break; } - err = stat_to_v9stat(pdu, &path, &stbuf, &v9stat); + err = stat_to_v9stat(pdu, &path, dent->d_name, &stbuf, &v9stat); if (err < 0) { break; } + if ((count + v9stat.size + 2) > max_count) { + v9fs_readdir_unlock(&fidp->fs.dir); + + /* Ran out of buffer. Set dir back to old position and return */ + v9fs_co_seekdir(pdu, fidp, saved_dir_pos); + v9fs_stat_free(&v9stat); + v9fs_path_free(&path); + return count; + } + /* 11 = 7 + 4 (7 = start offset, 4 = space for storing count) */ len = pdu_marshal(pdu, 11 + count, "S", &v9stat); v9fs_readdir_unlock(&fidp->fs.dir); - if ((len != (v9stat.size + 2)) || ((count + len) > max_count)) { - /* Ran out of buffer. Set dir back to old position and return */ + if (len < 0) { v9fs_co_seekdir(pdu, fidp, saved_dir_pos); v9fs_stat_free(&v9stat); v9fs_path_free(&path); - return count; + return len; } count += len; v9fs_stat_free(&v9stat); @@ -2557,13 +2562,11 @@ static int coroutine_fn v9fs_complete_rename(V9fsPDU *pdu, V9fsFidState *fidp, int32_t newdirfid, V9fsString *name) { - char *end; int err = 0; V9fsPath new_path; V9fsFidState *tfidp; V9fsState *s = pdu->s; V9fsFidState *dirfidp = NULL; - char *old_name, *new_name; v9fs_path_init(&new_path); if (newdirfid != -1) { @@ -2581,18 +2584,15 @@ static int coroutine_fn v9fs_complete_rename(V9fsPDU *pdu, V9fsFidState *fidp, goto out; } } else { - old_name = fidp->path.data; - end = strrchr(old_name, '/'); - if (end) { - end++; - } else { - end = old_name; - } - new_name = g_malloc0(end - old_name + name->size + 1); - strncat(new_name, old_name, end - old_name); - strncat(new_name + (end - old_name), name->data, name->size); - err = v9fs_co_name_to_path(pdu, NULL, new_name, &new_path); - g_free(new_name); + char *dir_name = g_path_get_dirname(fidp->path.data); + V9fsPath dir_path; + + v9fs_path_init(&dir_path); + v9fs_path_sprintf(&dir_path, "%s", dir_name); + g_free(dir_name); + + err = v9fs_co_name_to_path(pdu, &dir_path, name->data, &new_path); + v9fs_path_free(&dir_path); if (err < 0) { goto out; } |