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-rwxr-xr-xlib9p/idl.gen200
-rw-r--r--lib9p/include/lib9p/9p.generated.h248
2 files changed, 332 insertions, 116 deletions
diff --git a/lib9p/idl.gen b/lib9p/idl.gen
index adb15ce..ead9bc5 100755
--- a/lib9p/idl.gen
+++ b/lib9p/idl.gen
@@ -5,6 +5,7 @@
# Copyright (C) 2024-2025 Luke T. Shumaker <lukeshu@lukeshu.com>
# SPDX-License-Identifier: AGPL-3.0-or-later
+import enum
import graphlib
import os.path
import sys
@@ -145,6 +146,9 @@ def ifdef_pop(n: int) -> str:
return ret
+# topo_sorted() ################################################################
+
+
def topo_sorted(typs: list[idl.Type]) -> typing.Iterable[idl.Type]:
ts: graphlib.TopologicalSorter[idl.Type] = graphlib.TopologicalSorter()
for typ in typs:
@@ -163,6 +167,142 @@ def topo_sorted(typs: list[idl.Type]) -> typing.Iterable[idl.Type]:
return ts.static_order()
+# walk() #######################################################################
+
+
+class Path:
+ root: idl.Type
+ elems: list[idl.StructMember]
+
+ def __init__(
+ self, root: idl.Type, elems: list[idl.StructMember] | None = None
+ ) -> None:
+ self.root = root
+ self.elems = elems if elems is not None else []
+
+ def add(self, elem: idl.StructMember) -> "Path":
+ return Path(self.root, self.elems + [elem])
+
+
+class WalkCmd(enum.Enum):
+ KEEP_GOING = 1
+ DONT_RECURSE = 2
+ ABORT = 3
+
+
+def _walk(path: Path, handle: typing.Callable[[Path], WalkCmd]) -> WalkCmd:
+ typ = path.elems[-1].typ if path.elems else path.root
+
+ ret = handle(path)
+
+ if isinstance(typ, idl.Struct):
+ match ret:
+ case WalkCmd.KEEP_GOING:
+ for member in typ.members:
+ if _walk(path.add(member), handle) == WalkCmd.ABORT:
+ ret = WalkCmd.ABORT
+ break
+ case WalkCmd.DONT_RECURSE:
+ ret = WalkCmd.KEEP_GOING
+ case WalkCmd.ABORT:
+ ret = WalkCmd.ABORT
+ case _:
+ assert False, f"invalid cmd: {ret}"
+
+ return ret
+
+
+def walk(typ: idl.Type, handle: typing.Callable[[Path], WalkCmd]) -> None:
+ _walk(Path(typ), handle)
+
+
+# get_buffer_size() ############################################################
+
+
+class BufferSize:
+ min_size: int # really just here to sanity-check against typ.min_size(version)
+ exp_size: int # "expected" or max-reasonable size
+ max_size: int # really just here to sanity-check against typ.max_size(version)
+ max_copy: int
+ max_iov: int
+ _starts_with_copy: bool
+ _ends_with_copy: bool
+
+ def __init__(self) -> None:
+ self.min_size = 0
+ self.exp_size = 0
+ self.max_size = 0
+ self.max_copy = 0
+ self.max_iov = 0
+ self._starts_with_copy = False
+ self._ends_with_copy = False
+
+
+def get_buffer_size(typ: idl.Type, version: str) -> BufferSize:
+ assert isinstance(typ, idl.Primitive) or (version in typ.in_versions)
+
+ ret = BufferSize()
+
+ if not isinstance(typ, idl.Struct):
+ assert typ.static_size
+ ret.min_size = typ.static_size
+ ret.exp_size = typ.static_size
+ ret.max_size = typ.static_size
+ ret.max_copy = typ.static_size
+ ret.max_iov = 1
+ ret._starts_with_copy = True
+ ret._ends_with_copy = True
+ return ret
+
+ def handle(path: Path) -> WalkCmd:
+ nonlocal ret
+ if path.elems:
+ child = path.elems[-1]
+ if version not in child.in_versions:
+ return WalkCmd.DONT_RECURSE
+ if child.cnt:
+ if child.typ.static_size == 1: # SPECIAL (zerocopy)
+ ret.max_iov += 1
+ # HEURISTIC: 27 for strings (max-strlen from 9P1), 8KiB for other data
+ ret.exp_size += 27 if child.name == "utf8" else 8192
+ ret.max_size += child.max_cnt
+ ret._ends_with_copy = False
+ return WalkCmd.DONT_RECURSE
+ sub = get_buffer_size(child.typ, version)
+ ret.exp_size += sub.exp_size * 16 # HEURISTIC: MAXWELEM
+ ret.max_size += sub.max_size * child.max_cnt
+ ret.max_copy += sub.max_copy * child.max_cnt
+ if sub.max_iov == 1 and sub._starts_with_copy: # is purely copy
+ ret.max_iov += 1
+ else: # contains zero-copy segments
+ ret.max_iov += sub.max_iov * child.max_cnt
+ if ret._ends_with_copy and sub._starts_with_copy:
+ # we can merge this one
+ ret.max_iov -= 1
+ if sub._ends_with_copy and sub._starts_with_copy and sub.max_iov > 1:
+ # we can merge these
+ ret.max_iov -= child.max_cnt - 1
+ ret._ends_with_copy = sub._ends_with_copy
+ return WalkCmd.DONT_RECURSE
+ elif not isinstance(child.typ, idl.Struct):
+ assert child.typ.static_size
+ if not ret._ends_with_copy:
+ if ret.max_size == 0:
+ ret._starts_with_copy = True
+ ret.max_iov += 1
+ ret._ends_with_copy = True
+ ret.min_size += child.typ.static_size
+ ret.exp_size += child.typ.static_size
+ ret.max_size += child.typ.static_size
+ ret.max_copy += child.typ.static_size
+ return WalkCmd.KEEP_GOING
+
+ walk(typ, handle)
+ assert ret.min_size == typ.min_size(version)
+ assert ret.max_size == typ.max_size(version)
+ return ret
+
+
# Generate .h ##################################################################
@@ -251,16 +391,20 @@ enum {idprefix}version {{
ret += ifdef_push(1, c_ver_ifdef(typ.in_versions))
def sum_size(typ: idl.Type, version: str) -> str:
- min_size = typ.min_size(version)
- max_size = typ.max_size(version)
- assert min_size <= max_size and max_size < u64max
+ sz = get_buffer_size(typ, version)
+ assert (
+ sz.min_size <= sz.exp_size
+ and sz.exp_size <= sz.max_size
+ and sz.max_size < u64max
+ )
ret = ""
- if min_size == max_size:
- ret += f"size = {min_size:,}"
+ if sz.min_size == sz.max_size:
+ ret += f"size = {sz.min_size:,}"
else:
- ret += f"min_size = {min_size:,} ; max_size = {max_size:,}"
- if max_size > u32max:
+ ret += f"min_size = {sz.min_size:,} ; exp_size = {sz.exp_size:,} ; max_size = {sz.max_size:,}"
+ if sz.max_size > u32max:
ret += " (warning: >UINT32_MAX)"
+ ret += f" ; max_iov = {sz.max_iov:,} ; max_copy = {sz.max_copy:,}"
return ret
ret += per_version_comment(typ, sum_size)
@@ -331,6 +475,48 @@ enum {idprefix}version {{
ret += "};\n"
ret += ifdef_pop(0)
+ ret += """
+/* sizes **********************************************************************/
+"""
+ tmsg_max_iov: dict[str, int] = {}
+ tmsg_max_copy: dict[str, int] = {}
+ rmsg_max_iov: dict[str, int] = {}
+ rmsg_max_copy: dict[str, int] = {}
+ for typ in typs:
+ if not isinstance(typ, idl.Message):
+ continue
+ max_iov = tmsg_max_iov if typ.msgid % 2 == 0 else rmsg_max_iov
+ max_copy = tmsg_max_copy if typ.msgid % 2 == 0 else rmsg_max_copy
+ for version in typ.in_versions:
+ if version not in max_iov:
+ max_iov[version] = 0
+ max_copy[version] = 0
+ sz = get_buffer_size(typ, version)
+ if sz.max_iov > max_iov[version]:
+ max_iov[version] = sz.max_iov
+ if sz.max_copy > max_copy[version]:
+ max_copy[version] = sz.max_copy
+
+ for name, table in [
+ ("tmsg_max_iov", tmsg_max_iov),
+ ("tmsg_max_copy", tmsg_max_copy),
+ ("rmsg_max_iov", rmsg_max_iov),
+ ("rmsg_max_copy", rmsg_max_copy),
+ ]:
+ inv: dict[int, set[str]] = {}
+ for version, maxval in table.items():
+ if maxval not in inv:
+ inv[maxval] = set()
+ inv[maxval].add(version)
+
+ ret += "\n"
+ directive = "if"
+ for maxval in sorted(inv, reverse=True):
+ ret += f"#{directive} {c_ver_ifdef(inv[maxval])}\n"
+ ret += f"\t#define {idprefix.upper()}{name.upper()} {maxval}\n"
+ directive = "elif"
+ ret += "#endif\n"
+
return ret
diff --git a/lib9p/include/lib9p/9p.generated.h b/lib9p/include/lib9p/9p.generated.h
index a5b719e..e3f4d01 100644
--- a/lib9p/include/lib9p/9p.generated.h
+++ b/lib9p/include/lib9p/9p.generated.h
@@ -148,15 +148,15 @@ enum lib9p_msg_type { /* uint8_t */
/* payload types **************************************************************/
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 2 */
+/* size = 2 ; max_iov = 1 ; max_copy = 2 */
typedef uint16_t lib9p_tag_t;
#define LIB9P_TAG_NOTAG ((lib9p_tag_t)UINT16_C(~0))
-/* size = 4 */
+/* size = 4 ; max_iov = 1 ; max_copy = 4 */
typedef uint32_t lib9p_fid_t;
#define LIB9P_FID_NOFID ((lib9p_fid_t)UINT32_C(~0))
-/* min_size = 2 ; max_size = 65,537 */
+/* min_size = 2 ; exp_size = 29 ; max_size = 65,537 ; max_iov = 2 ; max_copy = 2 */
struct lib9p_s {
uint16_t len;
[[gnu::nonstring]] char *utf8;
@@ -164,7 +164,7 @@ struct lib9p_s {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 4 */
+/* size = 4 ; max_iov = 1 ; max_copy = 4 */
typedef uint32_t lib9p_dm_t;
#define LIB9P_DM_DIR ((lib9p_dm_t)(1<<31))
@@ -208,7 +208,7 @@ typedef uint32_t lib9p_dm_t;
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 1 */
+/* size = 1 ; max_iov = 1 ; max_copy = 1 */
typedef uint8_t lib9p_qt_t;
#define LIB9P_QT_DIR ((lib9p_qt_t)(1<<7))
@@ -226,13 +226,13 @@ typedef uint8_t lib9p_qt_t;
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u
-/* size = 4 */
+/* size = 4 ; max_iov = 1 ; max_copy = 4 */
typedef uint32_t lib9p_nuid_t;
#define LIB9P_NUID_NONUID ((lib9p_nuid_t)UINT32_C(~0))
#endif /* CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 1 */
+/* size = 1 ; max_iov = 1 ; max_copy = 1 */
typedef uint8_t lib9p_o_t;
/* unused ((lib9p_o_t)(1<<7)) */
@@ -253,7 +253,7 @@ typedef uint8_t lib9p_o_t;
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_L
-/* size = 8 */
+/* size = 8 ; max_iov = 1 ; max_copy = 8 */
typedef uint64_t lib9p_getattr_t;
/* unused ((lib9p_getattr_t)(1<<63)) */
@@ -324,7 +324,7 @@ typedef uint64_t lib9p_getattr_t;
#define LIB9P_GETATTR_BASIC ((lib9p_getattr_t)(0x000007ff))
#define LIB9P_GETATTR_ALL ((lib9p_getattr_t)(0x00003fff))
-/* size = 4 */
+/* size = 4 ; max_iov = 1 ; max_copy = 4 */
typedef uint32_t lib9p_setattr_t;
/* unused ((lib9p_setattr_t)(1<<31)) */
@@ -360,13 +360,13 @@ typedef uint32_t lib9p_setattr_t;
#define LIB9P_SETATTR_UID ((lib9p_setattr_t)(1<<1))
#define LIB9P_SETATTR_MODE ((lib9p_setattr_t)(1<<0))
-/* size = 1 */
+/* size = 1 ; max_iov = 1 ; max_copy = 1 */
typedef uint8_t lib9p_lock_type_t;
#define LIB9P_LOCK_TYPE_RDLCK ((lib9p_lock_type_t)UINT8_C(0))
#define LIB9P_LOCK_TYPE_WRLCK ((lib9p_lock_type_t)UINT8_C(1))
#define LIB9P_LOCK_TYPE_UNLCK ((lib9p_lock_type_t)UINT8_C(2))
-/* size = 4 */
+/* size = 4 ; max_iov = 1 ; max_copy = 4 */
typedef uint32_t lib9p_lock_flags_t;
/* unused ((lib9p_lock_flags_t)(1<<31)) */
@@ -402,7 +402,7 @@ typedef uint32_t lib9p_lock_flags_t;
#define LIB9P_LOCK_FLAGS_RECLAIM ((lib9p_lock_flags_t)(1<<1))
#define LIB9P_LOCK_FLAGS_BLOCK ((lib9p_lock_flags_t)(1<<0))
-/* size = 1 */
+/* size = 1 ; max_iov = 1 ; max_copy = 1 */
typedef uint8_t lib9p_lock_status_t;
#define LIB9P_LOCK_STATUS_SUCCESS ((lib9p_lock_status_t)UINT8_C(0))
#define LIB9P_LOCK_STATUS_BLOCKED ((lib9p_lock_status_t)UINT8_C(1))
@@ -411,56 +411,56 @@ typedef uint8_t lib9p_lock_status_t;
#endif /* CONFIG_9P_ENABLE_9P2000_L */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 9 */
+/* size = 9 ; max_iov = 1 ; max_copy = 9 */
struct lib9p_msg_Tflush {
lib9p_tag_t tag;
uint16_t oldtag;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rflush {
lib9p_tag_t tag;
};
-/* min_size = 11 ; max_size = 2,147,483,658 */
+/* min_size = 11 ; exp_size = 8,203 ; max_size = 2,147,483,658 ; max_iov = 2 ; max_copy = 11 */
struct lib9p_msg_Rread {
lib9p_tag_t tag;
uint32_t count;
[[gnu::nonstring]] char *data;
};
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Rwrite {
lib9p_tag_t tag;
uint32_t count;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rclunk {
lib9p_tag_t tag;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rremove {
lib9p_tag_t tag;
};
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rwstat {
lib9p_tag_t tag;
};
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_L
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Rlerror {
lib9p_tag_t tag;
uint32_t ecode;
};
-/* size = 67 */
+/* size = 67 ; max_iov = 1 ; max_copy = 67 */
struct lib9p_msg_Rstatfs {
lib9p_tag_t tag;
uint32_t type;
@@ -474,75 +474,75 @@ struct lib9p_msg_Rstatfs {
uint32_t namelen;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rrename {
lib9p_tag_t tag;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rsetattr {
lib9p_tag_t tag;
};
-/* size = 15 */
+/* size = 15 ; max_iov = 1 ; max_copy = 15 */
struct lib9p_msg_Rxattrwalk {
lib9p_tag_t tag;
uint64_t attr_size;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rxattrcreate {
lib9p_tag_t tag;
};
-/* min_size = 11 ; max_size = 4,294,967,306 (warning: >UINT32_MAX) */
+/* min_size = 11 ; exp_size = 8,203 ; max_size = 4,294,967,306 (warning: >UINT32_MAX) ; max_iov = 2 ; max_copy = 11 */
struct lib9p_msg_Rreaddir {
lib9p_tag_t tag;
uint32_t count;
[[gnu::nonstring]] char *data;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rfsync {
lib9p_tag_t tag;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rlink {
lib9p_tag_t tag;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rrenameat {
lib9p_tag_t tag;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Runlinkat {
lib9p_tag_t tag;
};
#endif /* CONFIG_9P_ENABLE_9P2000_L */
#if CONFIG_9P_ENABLE_9P2000_e
-/* size = 15 */
+/* size = 15 ; max_iov = 1 ; max_copy = 15 */
struct lib9p_msg_Tsession {
lib9p_tag_t tag;
uint64_t key;
};
-/* size = 7 */
+/* size = 7 ; max_iov = 1 ; max_copy = 7 */
struct lib9p_msg_Rsession {
lib9p_tag_t tag;
};
-/* min_size = 11 ; max_size = 4,294,967,306 (warning: >UINT32_MAX) */
+/* min_size = 11 ; exp_size = 8,203 ; max_size = 4,294,967,306 (warning: >UINT32_MAX) ; max_iov = 2 ; max_copy = 11 */
struct lib9p_msg_Rsread {
lib9p_tag_t tag;
uint32_t count;
[[gnu::nonstring]] char *data;
};
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Rswrite {
lib9p_tag_t tag;
uint32_t count;
@@ -550,7 +550,7 @@ struct lib9p_msg_Rswrite {
#endif /* CONFIG_9P_ENABLE_9P2000_e */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 23 */
+/* size = 23 ; max_iov = 1 ; max_copy = 23 */
struct lib9p_msg_Tread {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -558,7 +558,7 @@ struct lib9p_msg_Tread {
uint32_t count;
};
-/* min_size = 23 ; max_size = 2,147,483,670 */
+/* min_size = 23 ; exp_size = 8,215 ; max_size = 2,147,483,670 ; max_iov = 2 ; max_copy = 23 */
struct lib9p_msg_Twrite {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -567,13 +567,13 @@ struct lib9p_msg_Twrite {
[[gnu::nonstring]] char *data;
};
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Tclunk {
lib9p_tag_t tag;
lib9p_fid_t fid;
};
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Tremove {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -581,7 +581,7 @@ struct lib9p_msg_Tremove {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Tstat {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -589,26 +589,26 @@ struct lib9p_msg_Tstat {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_L
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Tstatfs {
lib9p_tag_t tag;
lib9p_fid_t fid;
};
-/* size = 15 */
+/* size = 15 ; max_iov = 1 ; max_copy = 15 */
struct lib9p_msg_Tlopen {
lib9p_tag_t tag;
lib9p_fid_t fid;
uint32_t flags;
};
-/* size = 11 */
+/* size = 11 ; max_iov = 1 ; max_copy = 11 */
struct lib9p_msg_Treadlink {
lib9p_tag_t tag;
lib9p_fid_t fid;
};
-/* size = 23 */
+/* size = 23 ; max_iov = 1 ; max_copy = 23 */
struct lib9p_msg_Treaddir {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -616,7 +616,7 @@ struct lib9p_msg_Treaddir {
uint32_t count;
};
-/* size = 15 */
+/* size = 15 ; max_iov = 1 ; max_copy = 15 */
struct lib9p_msg_Tfsync {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -625,25 +625,25 @@ struct lib9p_msg_Tfsync {
#endif /* CONFIG_9P_ENABLE_9P2000_L */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* min_size = 13 ; max_size = 65,548 */
+/* min_size = 13 ; exp_size = 40 ; max_size = 65,548 ; max_iov = 2 ; max_copy = 13 */
struct lib9p_msg_Tversion {
lib9p_tag_t tag;
uint32_t max_msg_size;
struct lib9p_s version;
};
-/* min_size = 13 ; max_size = 65,548 */
+/* min_size = 13 ; exp_size = 40 ; max_size = 65,548 ; max_iov = 2 ; max_copy = 13 */
struct lib9p_msg_Rversion {
lib9p_tag_t tag;
uint32_t max_msg_size;
struct lib9p_s version;
};
-/* LIB9P_VER_9P2000 : min_size = 9 ; max_size = 65,544 */
-/* LIB9P_VER_9P2000_L : min_size = 9 ; max_size = 65,544 */
-/* LIB9P_VER_9P2000_e : min_size = 9 ; max_size = 65,544 */
-/* LIB9P_VER_9P2000_p9p: min_size = 9 ; max_size = 65,544 */
-/* LIB9P_VER_9P2000_u : min_size = 13 ; max_size = 65,548 */
+/* LIB9P_VER_9P2000 : min_size = 9 ; exp_size = 36 ; max_size = 65,544 ; max_iov = 2 ; max_copy = 9 */
+/* LIB9P_VER_9P2000_L : min_size = 9 ; exp_size = 36 ; max_size = 65,544 ; max_iov = 2 ; max_copy = 9 */
+/* LIB9P_VER_9P2000_e : min_size = 9 ; exp_size = 36 ; max_size = 65,544 ; max_iov = 2 ; max_copy = 9 */
+/* LIB9P_VER_9P2000_p9p: min_size = 9 ; exp_size = 36 ; max_size = 65,544 ; max_iov = 2 ; max_copy = 9 */
+/* LIB9P_VER_9P2000_u : min_size = 13 ; exp_size = 40 ; max_size = 65,548 ; max_iov = 3 ; max_copy = 13 */
struct lib9p_msg_Rerror {
lib9p_tag_t tag;
struct lib9p_s ename;
@@ -652,7 +652,7 @@ struct lib9p_msg_Rerror {
#endif /* CONFIG_9P_ENABLE_9P2000_u */
};
-/* min_size = 17 ; max_size = 1,048,609 */
+/* min_size = 17 ; exp_size = 481 ; max_size = 1,048,609 ; max_iov = 32 ; max_copy = 49 */
struct lib9p_msg_Twalk {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -663,7 +663,7 @@ struct lib9p_msg_Twalk {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_L
-/* min_size = 17 ; max_size = 65,552 */
+/* min_size = 17 ; exp_size = 44 ; max_size = 65,552 ; max_iov = 2 ; max_copy = 17 */
struct lib9p_msg_Trename {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -671,13 +671,13 @@ struct lib9p_msg_Trename {
struct lib9p_s name;
};
-/* min_size = 9 ; max_size = 65,544 */
+/* min_size = 9 ; exp_size = 36 ; max_size = 65,544 ; max_iov = 2 ; max_copy = 9 */
struct lib9p_msg_Rreadlink {
lib9p_tag_t tag;
struct lib9p_s target;
};
-/* min_size = 17 ; max_size = 65,552 */
+/* min_size = 17 ; exp_size = 44 ; max_size = 65,552 ; max_iov = 2 ; max_copy = 17 */
struct lib9p_msg_Txattrwalk {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -685,7 +685,7 @@ struct lib9p_msg_Txattrwalk {
struct lib9p_s name;
};
-/* min_size = 25 ; max_size = 65,560 */
+/* min_size = 25 ; exp_size = 52 ; max_size = 65,560 ; max_iov = 3 ; max_copy = 25 */
struct lib9p_msg_Txattrcreate {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -694,7 +694,7 @@ struct lib9p_msg_Txattrcreate {
uint32_t flags;
};
-/* min_size = 34 ; max_size = 65,569 */
+/* min_size = 34 ; exp_size = 61 ; max_size = 65,569 ; max_iov = 2 ; max_copy = 34 */
struct lib9p_msg_Tgetlock {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -705,7 +705,7 @@ struct lib9p_msg_Tgetlock {
struct lib9p_s client_id;
};
-/* min_size = 30 ; max_size = 65,565 */
+/* min_size = 30 ; exp_size = 57 ; max_size = 65,565 ; max_iov = 2 ; max_copy = 30 */
struct lib9p_msg_Rgetlock {
lib9p_tag_t tag;
uint8_t type;
@@ -715,7 +715,7 @@ struct lib9p_msg_Rgetlock {
struct lib9p_s client_id;
};
-/* min_size = 17 ; max_size = 65,552 */
+/* min_size = 17 ; exp_size = 44 ; max_size = 65,552 ; max_iov = 2 ; max_copy = 17 */
struct lib9p_msg_Tlink {
lib9p_tag_t tag;
lib9p_fid_t dfid;
@@ -723,7 +723,7 @@ struct lib9p_msg_Tlink {
struct lib9p_s name;
};
-/* min_size = 19 ; max_size = 131,089 */
+/* min_size = 19 ; exp_size = 73 ; max_size = 131,089 ; max_iov = 4 ; max_copy = 19 */
struct lib9p_msg_Trenameat {
lib9p_tag_t tag;
lib9p_fid_t olddirfid;
@@ -732,7 +732,7 @@ struct lib9p_msg_Trenameat {
struct lib9p_s newname;
};
-/* min_size = 17 ; max_size = 65,552 */
+/* min_size = 17 ; exp_size = 44 ; max_size = 65,552 ; max_iov = 3 ; max_copy = 17 */
struct lib9p_msg_Tunlinkat {
lib9p_tag_t tag;
lib9p_fid_t dirfd;
@@ -742,7 +742,7 @@ struct lib9p_msg_Tunlinkat {
#endif /* CONFIG_9P_ENABLE_9P2000_L */
#if CONFIG_9P_ENABLE_9P2000_e
-/* min_size = 13 ; max_size = 4,294,967,308 (warning: >UINT32_MAX) */
+/* min_size = 13 ; exp_size = 477 ; max_size = 4,294,967,308 (warning: >UINT32_MAX) ; max_iov = 131,070 ; max_copy = 131,083 */
struct lib9p_msg_Tsread {
lib9p_tag_t tag;
uint32_t fid;
@@ -750,7 +750,7 @@ struct lib9p_msg_Tsread {
struct lib9p_s *wname;
};
-/* min_size = 17 ; max_size = 8,589,934,607 (warning: >UINT32_MAX) */
+/* min_size = 17 ; exp_size = 8,673 ; max_size = 8,589,934,607 (warning: >UINT32_MAX) ; max_iov = 131,072 ; max_copy = 131,087 */
struct lib9p_msg_Tswrite {
lib9p_tag_t tag;
uint32_t fid;
@@ -762,18 +762,18 @@ struct lib9p_msg_Tswrite {
#endif /* CONFIG_9P_ENABLE_9P2000_e */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 13 */
+/* size = 13 ; max_iov = 1 ; max_copy = 13 */
struct lib9p_qid {
lib9p_qt_t type;
uint32_t vers;
uint64_t path;
};
-/* LIB9P_VER_9P2000 : min_size = 15 ; max_size = 131,085 */
-/* LIB9P_VER_9P2000_L : min_size = 19 ; max_size = 131,089 */
-/* LIB9P_VER_9P2000_e : min_size = 15 ; max_size = 131,085 */
-/* LIB9P_VER_9P2000_p9p: min_size = 15 ; max_size = 131,085 */
-/* LIB9P_VER_9P2000_u : min_size = 19 ; max_size = 131,089 */
+/* LIB9P_VER_9P2000 : min_size = 15 ; exp_size = 69 ; max_size = 131,085 ; max_iov = 4 ; max_copy = 15 */
+/* LIB9P_VER_9P2000_L : min_size = 19 ; exp_size = 73 ; max_size = 131,089 ; max_iov = 5 ; max_copy = 19 */
+/* LIB9P_VER_9P2000_e : min_size = 15 ; exp_size = 69 ; max_size = 131,085 ; max_iov = 4 ; max_copy = 15 */
+/* LIB9P_VER_9P2000_p9p: min_size = 15 ; exp_size = 69 ; max_size = 131,085 ; max_iov = 4 ; max_copy = 15 */
+/* LIB9P_VER_9P2000_u : min_size = 19 ; exp_size = 73 ; max_size = 131,089 ; max_iov = 5 ; max_copy = 19 */
struct lib9p_msg_Tauth {
lib9p_tag_t tag;
lib9p_fid_t afid;
@@ -784,11 +784,11 @@ struct lib9p_msg_Tauth {
#endif /* CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u */
};
-/* LIB9P_VER_9P2000 : min_size = 19 ; max_size = 131,089 */
-/* LIB9P_VER_9P2000_L : min_size = 23 ; max_size = 131,093 */
-/* LIB9P_VER_9P2000_e : min_size = 19 ; max_size = 131,089 */
-/* LIB9P_VER_9P2000_p9p: min_size = 19 ; max_size = 131,089 */
-/* LIB9P_VER_9P2000_u : min_size = 23 ; max_size = 131,093 */
+/* LIB9P_VER_9P2000 : min_size = 19 ; exp_size = 73 ; max_size = 131,089 ; max_iov = 4 ; max_copy = 19 */
+/* LIB9P_VER_9P2000_L : min_size = 23 ; exp_size = 77 ; max_size = 131,093 ; max_iov = 5 ; max_copy = 23 */
+/* LIB9P_VER_9P2000_e : min_size = 19 ; exp_size = 73 ; max_size = 131,089 ; max_iov = 4 ; max_copy = 19 */
+/* LIB9P_VER_9P2000_p9p: min_size = 19 ; exp_size = 73 ; max_size = 131,089 ; max_iov = 4 ; max_copy = 19 */
+/* LIB9P_VER_9P2000_u : min_size = 23 ; exp_size = 77 ; max_size = 131,093 ; max_iov = 5 ; max_copy = 23 */
struct lib9p_msg_Tattach {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -802,7 +802,7 @@ struct lib9p_msg_Tattach {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_L
-/* min_size = 25 ; max_size = 65,560 */
+/* min_size = 25 ; exp_size = 52 ; max_size = 65,560 ; max_iov = 3 ; max_copy = 25 */
struct lib9p_msg_Tlcreate {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -812,7 +812,7 @@ struct lib9p_msg_Tlcreate {
lib9p_nuid_t gid;
};
-/* min_size = 19 ; max_size = 131,089 */
+/* min_size = 19 ; exp_size = 73 ; max_size = 131,089 ; max_iov = 5 ; max_copy = 19 */
struct lib9p_msg_Tsymlink {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -821,7 +821,7 @@ struct lib9p_msg_Tsymlink {
lib9p_nuid_t gid;
};
-/* min_size = 29 ; max_size = 65,564 */
+/* min_size = 29 ; exp_size = 56 ; max_size = 65,564 ; max_iov = 3 ; max_copy = 29 */
struct lib9p_msg_Tmknod {
lib9p_tag_t tag;
lib9p_fid_t dfid;
@@ -832,7 +832,7 @@ struct lib9p_msg_Tmknod {
lib9p_nuid_t gid;
};
-/* min_size = 21 ; max_size = 65,556 */
+/* min_size = 21 ; exp_size = 48 ; max_size = 65,556 ; max_iov = 3 ; max_copy = 21 */
struct lib9p_msg_Tmkdir {
lib9p_tag_t tag;
lib9p_fid_t dfid;
@@ -843,14 +843,14 @@ struct lib9p_msg_Tmkdir {
#endif /* CONFIG_9P_ENABLE_9P2000_L */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 12 */
+/* size = 12 ; max_iov = 1 ; max_copy = 12 */
struct lib9p_msg_Topen {
lib9p_tag_t tag;
lib9p_fid_t fid;
lib9p_o_t mode;
};
-/* min_size = 18 ; max_size = 65,553 */
+/* min_size = 18 ; exp_size = 45 ; max_size = 65,553 ; max_iov = 3 ; max_copy = 18 */
struct lib9p_msg_Tcreate {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -861,7 +861,7 @@ struct lib9p_msg_Tcreate {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_p9p
-/* size = 12 */
+/* size = 12 ; max_iov = 1 ; max_copy = 12 */
struct lib9p_msg_Topenfd {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -870,14 +870,14 @@ struct lib9p_msg_Topenfd {
#endif /* CONFIG_9P_ENABLE_9P2000_p9p */
#if CONFIG_9P_ENABLE_9P2000_L
-/* size = 19 */
+/* size = 19 ; max_iov = 1 ; max_copy = 19 */
struct lib9p_msg_Tgetattr {
lib9p_tag_t tag;
lib9p_fid_t fid;
lib9p_getattr_t request_mask;
};
-/* size = 67 */
+/* size = 67 ; max_iov = 1 ; max_copy = 67 */
struct lib9p_msg_Tsetattr {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -892,7 +892,7 @@ struct lib9p_msg_Tsetattr {
uint64_t mtime_nsec;
};
-/* min_size = 38 ; max_size = 65,573 */
+/* min_size = 38 ; exp_size = 65 ; max_size = 65,573 ; max_iov = 2 ; max_copy = 38 */
struct lib9p_msg_Tlock {
lib9p_tag_t tag;
lib9p_fid_t fid;
@@ -904,7 +904,7 @@ struct lib9p_msg_Tlock {
struct lib9p_s client_id;
};
-/* size = 8 */
+/* size = 8 ; max_iov = 1 ; max_copy = 8 */
struct lib9p_msg_Rlock {
lib9p_tag_t tag;
lib9p_lock_status_t status;
@@ -912,10 +912,10 @@ struct lib9p_msg_Rlock {
#endif /* CONFIG_9P_ENABLE_9P2000_L */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* LIB9P_VER_9P2000 : min_size = 49 ; max_size = 262,189 */
-/* LIB9P_VER_9P2000_e : min_size = 49 ; max_size = 262,189 */
-/* LIB9P_VER_9P2000_p9p: min_size = 49 ; max_size = 262,189 */
-/* LIB9P_VER_9P2000_u : min_size = 63 ; max_size = 327,738 */
+/* LIB9P_VER_9P2000 : min_size = 49 ; exp_size = 157 ; max_size = 262,189 ; max_iov = 8 ; max_copy = 49 */
+/* LIB9P_VER_9P2000_e : min_size = 49 ; exp_size = 157 ; max_size = 262,189 ; max_iov = 8 ; max_copy = 49 */
+/* LIB9P_VER_9P2000_p9p: min_size = 49 ; exp_size = 157 ; max_size = 262,189 ; max_iov = 8 ; max_copy = 49 */
+/* LIB9P_VER_9P2000_u : min_size = 63 ; exp_size = 198 ; max_size = 327,738 ; max_iov = 11 ; max_copy = 63 */
struct lib9p_stat {
uint16_t kern_type;
uint32_t kern_dev;
@@ -938,19 +938,19 @@ struct lib9p_stat {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 20 */
+/* size = 20 ; max_iov = 1 ; max_copy = 20 */
struct lib9p_msg_Rauth {
lib9p_tag_t tag;
struct lib9p_qid aqid;
};
-/* size = 20 */
+/* size = 20 ; max_iov = 1 ; max_copy = 20 */
struct lib9p_msg_Rattach {
lib9p_tag_t tag;
struct lib9p_qid qid;
};
-/* min_size = 9 ; max_size = 217 */
+/* min_size = 9 ; exp_size = 217 ; max_size = 217 ; max_iov = 1 ; max_copy = 217 */
struct lib9p_msg_Rwalk {
lib9p_tag_t tag;
uint16_t nwqid;
@@ -959,14 +959,14 @@ struct lib9p_msg_Rwalk {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* size = 24 */
+/* size = 24 ; max_iov = 1 ; max_copy = 24 */
struct lib9p_msg_Ropen {
lib9p_tag_t tag;
struct lib9p_qid qid;
uint32_t iounit;
};
-/* size = 24 */
+/* size = 24 ; max_iov = 1 ; max_copy = 24 */
struct lib9p_msg_Rcreate {
lib9p_tag_t tag;
struct lib9p_qid qid;
@@ -975,7 +975,7 @@ struct lib9p_msg_Rcreate {
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
#if CONFIG_9P_ENABLE_9P2000_p9p
-/* size = 28 */
+/* size = 28 ; max_iov = 1 ; max_copy = 28 */
struct lib9p_msg_Ropenfd {
lib9p_tag_t tag;
struct lib9p_qid qid;
@@ -985,33 +985,33 @@ struct lib9p_msg_Ropenfd {
#endif /* CONFIG_9P_ENABLE_9P2000_p9p */
#if CONFIG_9P_ENABLE_9P2000_L
-/* size = 24 */
+/* size = 24 ; max_iov = 1 ; max_copy = 24 */
struct lib9p_msg_Rlopen {
lib9p_tag_t tag;
struct lib9p_qid qid;
uint32_t iounit;
};
-/* size = 24 */
+/* size = 24 ; max_iov = 1 ; max_copy = 24 */
struct lib9p_msg_Rlcreate {
lib9p_tag_t tag;
struct lib9p_qid qid;
uint32_t iounit;
};
-/* size = 20 */
+/* size = 20 ; max_iov = 1 ; max_copy = 20 */
struct lib9p_msg_Rsymlink {
lib9p_tag_t tag;
struct lib9p_qid qid;
};
-/* size = 20 */
+/* size = 20 ; max_iov = 1 ; max_copy = 20 */
struct lib9p_msg_Rmknod {
lib9p_tag_t tag;
struct lib9p_qid qid;
};
-/* size = 160 */
+/* size = 160 ; max_iov = 1 ; max_copy = 160 */
struct lib9p_msg_Rgetattr {
lib9p_tag_t tag;
uint64_t valid;
@@ -1036,7 +1036,7 @@ struct lib9p_msg_Rgetattr {
uint64_t data_version;
};
-/* size = 20 */
+/* size = 20 ; max_iov = 1 ; max_copy = 20 */
struct lib9p_msg_Rmkdir {
lib9p_tag_t tag;
struct lib9p_qid qid;
@@ -1044,22 +1044,52 @@ struct lib9p_msg_Rmkdir {
#endif /* CONFIG_9P_ENABLE_9P2000_L */
#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
-/* LIB9P_VER_9P2000 : min_size = 58 ; max_size = 262,198 */
-/* LIB9P_VER_9P2000_e : min_size = 58 ; max_size = 262,198 */
-/* LIB9P_VER_9P2000_p9p: min_size = 58 ; max_size = 262,198 */
-/* LIB9P_VER_9P2000_u : min_size = 72 ; max_size = 327,747 */
+/* LIB9P_VER_9P2000 : min_size = 58 ; exp_size = 166 ; max_size = 262,198 ; max_iov = 8 ; max_copy = 58 */
+/* LIB9P_VER_9P2000_e : min_size = 58 ; exp_size = 166 ; max_size = 262,198 ; max_iov = 8 ; max_copy = 58 */
+/* LIB9P_VER_9P2000_p9p: min_size = 58 ; exp_size = 166 ; max_size = 262,198 ; max_iov = 8 ; max_copy = 58 */
+/* LIB9P_VER_9P2000_u : min_size = 72 ; exp_size = 207 ; max_size = 327,747 ; max_iov = 11 ; max_copy = 72 */
struct lib9p_msg_Rstat {
lib9p_tag_t tag;
struct lib9p_stat stat;
};
-/* LIB9P_VER_9P2000 : min_size = 62 ; max_size = 262,202 */
-/* LIB9P_VER_9P2000_e : min_size = 62 ; max_size = 262,202 */
-/* LIB9P_VER_9P2000_p9p: min_size = 62 ; max_size = 262,202 */
-/* LIB9P_VER_9P2000_u : min_size = 76 ; max_size = 327,751 */
+/* LIB9P_VER_9P2000 : min_size = 62 ; exp_size = 170 ; max_size = 262,202 ; max_iov = 8 ; max_copy = 62 */
+/* LIB9P_VER_9P2000_e : min_size = 62 ; exp_size = 170 ; max_size = 262,202 ; max_iov = 8 ; max_copy = 62 */
+/* LIB9P_VER_9P2000_p9p: min_size = 62 ; exp_size = 170 ; max_size = 262,202 ; max_iov = 8 ; max_copy = 62 */
+/* LIB9P_VER_9P2000_u : min_size = 76 ; exp_size = 211 ; max_size = 327,751 ; max_iov = 11 ; max_copy = 76 */
struct lib9p_msg_Twstat {
lib9p_tag_t tag;
lib9p_fid_t fid;
struct lib9p_stat stat;
};
#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */
+
+/* sizes **********************************************************************/
+
+#if CONFIG_9P_ENABLE_9P2000_e
+ #define LIB9P_TMSG_MAX_IOV 131072
+#elif CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
+ #define LIB9P_TMSG_MAX_IOV 32
+#endif
+
+#if CONFIG_9P_ENABLE_9P2000_e
+ #define LIB9P_TMSG_MAX_COPY 131087
+#elif CONFIG_9P_ENABLE_9P2000_u
+ #define LIB9P_TMSG_MAX_COPY 76
+#elif CONFIG_9P_ENABLE_9P2000_L
+ #define LIB9P_TMSG_MAX_COPY 67
+#elif CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_p9p
+ #define LIB9P_TMSG_MAX_COPY 62
+#endif
+
+#if CONFIG_9P_ENABLE_9P2000_u
+ #define LIB9P_RMSG_MAX_IOV 11
+#elif CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p
+ #define LIB9P_RMSG_MAX_IOV 8
+#elif CONFIG_9P_ENABLE_9P2000_L
+ #define LIB9P_RMSG_MAX_IOV 2
+#endif
+
+#if CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u
+ #define LIB9P_RMSG_MAX_COPY 217
+#endif
generated by cgit v1.2.3-2-g168b (git 2.25.1) at 2025-03-16 09:09:03 +0000