diff options
Diffstat (limited to 'lib9p/include')
| -rw-r--r-- | lib9p/include/lib9p/9p.generated.h | 1470 | ||||
| -rw-r--r-- | lib9p/include/lib9p/9p.h | 153 | ||||
| -rw-r--r-- | lib9p/include/lib9p/linux-errno.h | 2 | ||||
| -rwxr-xr-x | lib9p/include/lib9p/linux-errno.h.gen | 12 | ||||
| -rw-r--r-- | lib9p/include/lib9p/srv.h | 254 |
5 files changed, 1501 insertions, 390 deletions
diff --git a/lib9p/include/lib9p/9p.generated.h b/lib9p/include/lib9p/9p.generated.h index d5e94d1..49b4818 100644 --- a/lib9p/include/lib9p/9p.generated.h +++ b/lib9p/include/lib9p/9p.generated.h @@ -1,4 +1,4 @@ -/* Generated by `./lib9p/idl.gen lib9p/idl/2002-9P2000.9p lib9p/idl/2005-9P2000.u.9p lib9p/idl/2012-9P2000.e.9p`. DO NOT EDIT! */ +/* Generated by `lib9p/proto.gen lib9p/idl/2002-9P2000.9p lib9p/idl/2003-9P2000.p9p.9p lib9p/idl/2005-9P2000.u.9p lib9p/idl/2010-9P2000.L.9p lib9p/idl/2012-9P2000.e.9p`. DO NOT EDIT! */ #ifndef _LIB9P_9P_H_ #error Do not include <lib9p/9p.generated.h> directly; include <lib9p/9p.h> instead @@ -6,271 +6,951 @@ #include <stdint.h> /* for uint{n}_t types */ -/* versions *******************************************************************/ +#include <libfmt/fmt.h> /* for fmt_formatter */ +#include <libhw/generic/io.h> /* for struct iovec */ + +/* config *********************************************************************/ + +#include "config.h" + +#ifndef CONFIG_9P_ENABLE_9P2000 + #error config.h must define CONFIG_9P_ENABLE_9P2000 +#endif + +#ifndef CONFIG_9P_ENABLE_9P2000_L + #error config.h must define CONFIG_9P_ENABLE_9P2000_L +#endif + +#ifndef CONFIG_9P_ENABLE_9P2000_e + #error config.h must define CONFIG_9P_ENABLE_9P2000_e +#else + #if CONFIG_9P_ENABLE_9P2000_e + #ifndef CONFIG_9P_MAX_9P2000_e_WELEM + #error if CONFIG_9P_ENABLE_9P2000_e then config.h must define CONFIG_9P_MAX_9P2000_e_WELEM + #endif + static_assert(CONFIG_9P_MAX_9P2000_e_WELEM > 0); + #endif +#endif + +#ifndef CONFIG_9P_ENABLE_9P2000_p9p + #error config.h must define CONFIG_9P_ENABLE_9P2000_p9p +#endif + +#ifndef CONFIG_9P_ENABLE_9P2000_u + #error config.h must define CONFIG_9P_ENABLE_9P2000_u +#endif + +/* enum version ***************************************************************/ enum lib9p_version { LIB9P_VER_unknown = 0, /* "unknown" */ -#if defined(CONFIG_9P_ENABLE_9P2000) +#if CONFIG_9P_ENABLE_9P2000 LIB9P_VER_9P2000, /* "9P2000" */ -#endif /* defined(CONFIG_9P_ENABLE_9P2000) */ -#if defined(CONFIG_9P_ENABLE_9P2000_e) +#endif /* CONFIG_9P_ENABLE_9P2000 */ +#if CONFIG_9P_ENABLE_9P2000_L + LIB9P_VER_9P2000_L, /* "9P2000.L" */ +#endif /* CONFIG_9P_ENABLE_9P2000_L */ +#if CONFIG_9P_ENABLE_9P2000_e LIB9P_VER_9P2000_e, /* "9P2000.e" */ -#endif /* defined(CONFIG_9P_ENABLE_9P2000_e) */ -#if defined(CONFIG_9P_ENABLE_9P2000_u) +#endif /* CONFIG_9P_ENABLE_9P2000_e */ +#if CONFIG_9P_ENABLE_9P2000_p9p + LIB9P_VER_9P2000_p9p, /* "9P2000.p9p" */ +#endif /* CONFIG_9P_ENABLE_9P2000_p9p */ +#if CONFIG_9P_ENABLE_9P2000_u LIB9P_VER_9P2000_u, /* "9P2000.u" */ -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ +#endif /* CONFIG_9P_ENABLE_9P2000_u */ LIB9P_VER_NUM, }; +LO_IMPLEMENTATION_H(fmt_formatter, enum lib9p_version, lib9p_version); -const char *lib9p_version_str(enum lib9p_version); +/* enum msg_type **************************************************************/ -/* non-message types **********************************************************/ +enum lib9p_msg_type { /* uint8_t */ +#if CONFIG_9P_ENABLE_9P2000_L + LIB9P_TYP_Rlerror = 7, + LIB9P_TYP_Tstatfs = 8, + LIB9P_TYP_Rstatfs = 9, + LIB9P_TYP_Tlopen = 12, + LIB9P_TYP_Rlopen = 13, + LIB9P_TYP_Tlcreate = 14, + LIB9P_TYP_Rlcreate = 15, + LIB9P_TYP_Tsymlink = 16, + LIB9P_TYP_Rsymlink = 17, + LIB9P_TYP_Tmknod = 18, + LIB9P_TYP_Rmknod = 19, + LIB9P_TYP_Trename = 20, + LIB9P_TYP_Rrename = 21, + LIB9P_TYP_Treadlink = 22, + LIB9P_TYP_Rreadlink = 23, + LIB9P_TYP_Tgetattr = 24, + LIB9P_TYP_Rgetattr = 25, + LIB9P_TYP_Tsetattr = 26, + LIB9P_TYP_Rsetattr = 27, + LIB9P_TYP_Txattrwalk = 30, + LIB9P_TYP_Rxattrwalk = 31, + LIB9P_TYP_Txattrcreate = 32, + LIB9P_TYP_Rxattrcreate = 33, + LIB9P_TYP_Treaddir = 40, + LIB9P_TYP_Rreaddir = 41, + LIB9P_TYP_Tfsync = 50, + LIB9P_TYP_Rfsync = 51, + LIB9P_TYP_Tlock = 52, + LIB9P_TYP_Rlock = 53, + LIB9P_TYP_Tgetlock = 54, + LIB9P_TYP_Rgetlock = 55, + LIB9P_TYP_Tlink = 70, + LIB9P_TYP_Rlink = 71, + LIB9P_TYP_Tmkdir = 72, + LIB9P_TYP_Rmkdir = 73, + LIB9P_TYP_Trenameat = 74, + LIB9P_TYP_Rrenameat = 75, + LIB9P_TYP_Tunlinkat = 76, + LIB9P_TYP_Runlinkat = 77, +#endif /* CONFIG_9P_ENABLE_9P2000_L */ +#if CONFIG_9P_ENABLE_9P2000_p9p + LIB9P_TYP_Topenfd = 98, + LIB9P_TYP_Ropenfd = 99, +#endif /* CONFIG_9P_ENABLE_9P2000_p9p */ +#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 + LIB9P_TYP_Tversion = 100, + LIB9P_TYP_Rversion = 101, + LIB9P_TYP_Tauth = 102, + LIB9P_TYP_Rauth = 103, + LIB9P_TYP_Tattach = 104, + LIB9P_TYP_Rattach = 105, +#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 + LIB9P_TYP_Rerror = 107, +#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 + LIB9P_TYP_Tflush = 108, + LIB9P_TYP_Rflush = 109, + LIB9P_TYP_Twalk = 110, + LIB9P_TYP_Rwalk = 111, +#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 + LIB9P_TYP_Topen = 112, + LIB9P_TYP_Ropen = 113, + LIB9P_TYP_Tcreate = 114, + LIB9P_TYP_Rcreate = 115, +#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 + LIB9P_TYP_Tread = 116, + LIB9P_TYP_Rread = 117, + LIB9P_TYP_Twrite = 118, + LIB9P_TYP_Rwrite = 119, + LIB9P_TYP_Tclunk = 120, + LIB9P_TYP_Rclunk = 121, + LIB9P_TYP_Tremove = 122, + LIB9P_TYP_Rremove = 123, +#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 + LIB9P_TYP_Tstat = 124, + LIB9P_TYP_Rstat = 125, + LIB9P_TYP_Twstat = 126, + LIB9P_TYP_Rwstat = 127, +#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_e + LIB9P_TYP_Tsession = 150, + LIB9P_TYP_Rsession = 151, + LIB9P_TYP_Tsread = 152, + LIB9P_TYP_Rsread = 153, + LIB9P_TYP_Tswrite = 154, + LIB9P_TYP_Rswrite = 155, +#endif /* CONFIG_9P_ENABLE_9P2000_e */ +}; +LO_IMPLEMENTATION_H(fmt_formatter, enum lib9p_msg_type, lib9p_msg_type); + +/* payload types **************************************************************/ -#if defined(CONFIG_9P_ENABLE_9P2000) || defined(CONFIG_9P_ENABLE_9P2000_e) || defined(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 = 2 ; max_iov = 1 ; max_copy = 2 */ typedef uint16_t lib9p_tag_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_tag_t, lib9p_tag); +#define LIB9P_TAG_NOTAG ((lib9p_tag_t)(UINT16_MAX)) +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ typedef uint32_t lib9p_fid_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_fid_t, lib9p_fid); +#define LIB9P_FID_NOFID ((lib9p_fid_t)(UINT32_MAX)) -struct lib9p_d { - uint32_t len; - char *dat; -}; - +/* min_size = 2 ; exp_size = 29 ; max_size = 65,537 ; max_iov = 2 ; max_copy = 2 */ struct lib9p_s { - uint16_t len; - char *utf8; + uint16_t len; + [[gnu::nonstring]] char *utf8; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_s, 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 ; max_iov = 1 ; max_copy = 4 */ typedef uint32_t lib9p_dm_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_dm_t, lib9p_dm); +/* bits */ +#define LIB9P_DM_DIR ((lib9p_dm_t)(UINT32_C(1)<<31)) +#define LIB9P_DM_APPEND ((lib9p_dm_t)(UINT32_C(1)<<30)) +#define LIB9P_DM_EXCL ((lib9p_dm_t)(UINT32_C(1)<<29)) +#define _LIB9P_DM_PLAN9_MOUNT ((lib9p_dm_t)(UINT32_C(1)<<28)) +#define LIB9P_DM_AUTH ((lib9p_dm_t)(UINT32_C(1)<<27)) +#define LIB9P_DM_TMP ((lib9p_dm_t)(UINT32_C(1)<<26)) +#define _LIB9P_DM_UNUSED_25 ((lib9p_dm_t)(UINT32_C(1)<<25)) +#define _LIB9P_DM_UNUSED_24 ((lib9p_dm_t)(UINT32_C(1)<<24)) +#if CONFIG_9P_ENABLE_9P2000_u +# define LIB9P_DM_DEVICE ((lib9p_dm_t)(UINT32_C(1)<<23)) +#endif /* CONFIG_9P_ENABLE_9P2000_u */ +#define _LIB9P_DM_UNUSED_22 ((lib9p_dm_t)(UINT32_C(1)<<22)) +#if CONFIG_9P_ENABLE_9P2000_u +# define LIB9P_DM_PIPE ((lib9p_dm_t)(UINT32_C(1)<<21)) +# define LIB9P_DM_SOCKET ((lib9p_dm_t)(UINT32_C(1)<<20)) +# define LIB9P_DM_SETUID ((lib9p_dm_t)(UINT32_C(1)<<19)) +# define LIB9P_DM_SETGID ((lib9p_dm_t)(UINT32_C(1)<<18)) +#endif /* CONFIG_9P_ENABLE_9P2000_u */ +#define _LIB9P_DM_UNUSED_17 ((lib9p_dm_t)(UINT32_C(1)<<17)) +#define _LIB9P_DM_UNUSED_16 ((lib9p_dm_t)(UINT32_C(1)<<16)) +#define _LIB9P_DM_UNUSED_15 ((lib9p_dm_t)(UINT32_C(1)<<15)) +#define _LIB9P_DM_UNUSED_14 ((lib9p_dm_t)(UINT32_C(1)<<14)) +#define _LIB9P_DM_UNUSED_13 ((lib9p_dm_t)(UINT32_C(1)<<13)) +#define _LIB9P_DM_UNUSED_12 ((lib9p_dm_t)(UINT32_C(1)<<12)) +#define _LIB9P_DM_UNUSED_11 ((lib9p_dm_t)(UINT32_C(1)<<11)) +#define _LIB9P_DM_UNUSED_10 ((lib9p_dm_t)(UINT32_C(1)<<10)) +#define _LIB9P_DM_UNUSED_9 ((lib9p_dm_t)(UINT32_C(1)<<9)) +#define LIB9P_DM_OWNER_R ((lib9p_dm_t)(UINT32_C(1)<<8)) +#define LIB9P_DM_OWNER_W ((lib9p_dm_t)(UINT32_C(1)<<7)) +#define LIB9P_DM_OWNER_X ((lib9p_dm_t)(UINT32_C(1)<<6)) +#define LIB9P_DM_GROUP_R ((lib9p_dm_t)(UINT32_C(1)<<5)) +#define LIB9P_DM_GROUP_W ((lib9p_dm_t)(UINT32_C(1)<<4)) +#define LIB9P_DM_GROUP_X ((lib9p_dm_t)(UINT32_C(1)<<3)) +#define LIB9P_DM_OTHER_R ((lib9p_dm_t)(UINT32_C(1)<<2)) +#define LIB9P_DM_OTHER_W ((lib9p_dm_t)(UINT32_C(1)<<1)) +#define LIB9P_DM_OTHER_X ((lib9p_dm_t)(UINT32_C(1)<<0)) +/* masks */ +#define LIB9P_DM_PERM_MASK ((lib9p_dm_t)(0b000000000000000000000111111111)) -#define LIB9P_DM_DIR ((lib9p_dm_t)(1<<31)) -#define LIB9P_DM_APPEND ((lib9p_dm_t)(1<<30)) -#define LIB9P_DM_EXCL ((lib9p_dm_t)(1<<29)) -#define _LIB9P_DM_PLAN9_MOUNT ((lib9p_dm_t)(1<<28)) -#define LIB9P_DM_AUTH ((lib9p_dm_t)(1<<27)) -#define LIB9P_DM_TMP ((lib9p_dm_t)(1<<26)) -/* unused ((lib9p_dm_t)(1<<25)) */ -/* unused ((lib9p_dm_t)(1<<24)) */ -#if defined(CONFIG_9P_ENABLE_9P2000_u) -# define LIB9P_DM_DEVICE ((lib9p_dm_t)(1<<23)) -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ -/* unused ((lib9p_dm_t)(1<<22)) */ -#if defined(CONFIG_9P_ENABLE_9P2000_u) -# define LIB9P_DM_NAMEDPIPE ((lib9p_dm_t)(1<<21)) -# define LIB9P_DM_SOCKET ((lib9p_dm_t)(1<<20)) -# define LIB9P_DM_SETUID ((lib9p_dm_t)(1<<19)) -# define LIB9P_DM_SETGID ((lib9p_dm_t)(1<<18)) -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ -/* unused ((lib9p_dm_t)(1<<17)) */ -/* unused ((lib9p_dm_t)(1<<16)) */ -/* unused ((lib9p_dm_t)(1<<15)) */ -/* unused ((lib9p_dm_t)(1<<14)) */ -/* unused ((lib9p_dm_t)(1<<13)) */ -/* unused ((lib9p_dm_t)(1<<12)) */ -/* unused ((lib9p_dm_t)(1<<11)) */ -/* unused ((lib9p_dm_t)(1<<10)) */ -/* unused ((lib9p_dm_t)(1<<9)) */ -#define LIB9P_DM_OWNER_R ((lib9p_dm_t)(1<<8)) -#define LIB9P_DM_OWNER_W ((lib9p_dm_t)(1<<7)) -#define LIB9P_DM_OWNER_X ((lib9p_dm_t)(1<<6)) -#define LIB9P_DM_GROUP_R ((lib9p_dm_t)(1<<5)) -#define LIB9P_DM_GROUP_W ((lib9p_dm_t)(1<<4)) -#define LIB9P_DM_GROUP_X ((lib9p_dm_t)(1<<3)) -#define LIB9P_DM_OTHER_R ((lib9p_dm_t)(1<<2)) -#define LIB9P_DM_OTHER_W ((lib9p_dm_t)(1<<1)) -#define LIB9P_DM_OTHER_X ((lib9p_dm_t)(1<<0)) - -#define LIB9P_DM_PERM_MASK ((lib9p_dm_t)(0777)) - +#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 ; max_iov = 1 ; max_copy = 1 */ typedef uint8_t lib9p_qt_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_qt_t, lib9p_qt); +/* bits */ +#define LIB9P_QT_DIR ((lib9p_qt_t)(UINT8_C(1)<<7)) +#define LIB9P_QT_APPEND ((lib9p_qt_t)(UINT8_C(1)<<6)) +#define LIB9P_QT_EXCL ((lib9p_qt_t)(UINT8_C(1)<<5)) +#define _LIB9P_QT_PLAN9_MOUNT ((lib9p_qt_t)(UINT8_C(1)<<4)) +#define LIB9P_QT_AUTH ((lib9p_qt_t)(UINT8_C(1)<<3)) +#define LIB9P_QT_TMP ((lib9p_qt_t)(UINT8_C(1)<<2)) +#if CONFIG_9P_ENABLE_9P2000_u +# define LIB9P_QT_SYMLINK ((lib9p_qt_t)(UINT8_C(1)<<1)) +#endif /* CONFIG_9P_ENABLE_9P2000_u */ +#define _LIB9P_QT_UNUSED_0 ((lib9p_qt_t)(UINT8_C(1)<<0)) +/* aliases */ +#define LIB9P_QT_FILE ((lib9p_qt_t)(0)) -#define LIB9P_QT_DIR ((lib9p_qt_t)(1<<7)) -#define LIB9P_QT_APPEND ((lib9p_qt_t)(1<<6)) -#define LIB9P_QT_EXCL ((lib9p_qt_t)(1<<5)) -#define _LIB9P_QT_PLAN9_MOUNT ((lib9p_qt_t)(1<<4)) -#define LIB9P_QT_AUTH ((lib9p_qt_t)(1<<3)) -#define LIB9P_QT_TMP ((lib9p_qt_t)(1<<2)) -#if defined(CONFIG_9P_ENABLE_9P2000_u) -# define LIB9P_QT_SYMLINK ((lib9p_qt_t)(1<<1)) -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ -/* unused ((lib9p_qt_t)(1<<0)) */ +#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 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_nuid_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_nuid_t, lib9p_nuid); +#define LIB9P_NUID_NONUID ((lib9p_nuid_t)(UINT32_MAX)) -#define LIB9P_QT_FILE ((lib9p_qt_t)(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 ; max_iov = 1 ; max_copy = 1 */ +typedef uint8_t lib9p_o_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_o_t, lib9p_o); +/* bits */ +#define _LIB9P_O_UNUSED_7 ((lib9p_o_t)(UINT8_C(1)<<7)) +#define LIB9P_O_RCLOSE ((lib9p_o_t)(UINT8_C(1)<<6)) +#define _LIB9P_O_RESERVED_CEXEC ((lib9p_o_t)(UINT8_C(1)<<5)) +#define LIB9P_O_TRUNC ((lib9p_o_t)(UINT8_C(1)<<4)) +#define _LIB9P_O_UNUSED_3 ((lib9p_o_t)(UINT8_C(1)<<3)) +#define _LIB9P_O_UNUSED_2 ((lib9p_o_t)(UINT8_C(1)<<2)) +/* number LIB9P_O_MODE_* ((lib9p_o_t)(UINT8_C(1)<<1)) */ +/* number LIB9P_O_MODE_* ((lib9p_o_t)(UINT8_C(1)<<0)) */ +/* masks */ +#define LIB9P_O_FLAG_MASK ((lib9p_o_t)(0b11111100)) +/* number: MODE */ +#define LIB9P_O_MODE_READ ((lib9p_o_t)(0)) +#define LIB9P_O_MODE_WRITE ((lib9p_o_t)(1)) +#define LIB9P_O_MODE_RDWR ((lib9p_o_t)(2)) +#define LIB9P_O_MODE_EXEC ((lib9p_o_t)(3)) +#define LIB9P_O_MODE_MASK ((lib9p_o_t)(0b000011)) -struct lib9p_qid { - lib9p_qt_t type; - uint32_t vers; - uint64_t path; +#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 || CONFIG_9P_ENABLE_9P2000_u +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_errno_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_errno_t, lib9p_errno); +#define LIB9P_ERRNO_NOERROR ((lib9p_errno_t)(0)) + +#endif /* CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u */ +#if CONFIG_9P_ENABLE_9P2000_L +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_super_magic_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_super_magic_t, lib9p_super_magic); +#define LIB9P_SUPER_MAGIC_V9FS_MAGIC ((lib9p_super_magic_t)(16914839)) + +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_lo_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_lo_t, lib9p_lo); +/* bits */ +#define _LIB9P_LO_UNUSED_31 ((lib9p_lo_t)(UINT32_C(1)<<31)) +#define _LIB9P_LO_UNUSED_30 ((lib9p_lo_t)(UINT32_C(1)<<30)) +#define _LIB9P_LO_UNUSED_29 ((lib9p_lo_t)(UINT32_C(1)<<29)) +#define _LIB9P_LO_UNUSED_28 ((lib9p_lo_t)(UINT32_C(1)<<28)) +#define _LIB9P_LO_UNUSED_27 ((lib9p_lo_t)(UINT32_C(1)<<27)) +#define _LIB9P_LO_UNUSED_26 ((lib9p_lo_t)(UINT32_C(1)<<26)) +#define _LIB9P_LO_UNUSED_25 ((lib9p_lo_t)(UINT32_C(1)<<25)) +#define _LIB9P_LO_UNUSED_24 ((lib9p_lo_t)(UINT32_C(1)<<24)) +#define _LIB9P_LO_UNUSED_23 ((lib9p_lo_t)(UINT32_C(1)<<23)) +#define _LIB9P_LO_UNUSED_22 ((lib9p_lo_t)(UINT32_C(1)<<22)) +#define _LIB9P_LO_UNUSED_21 ((lib9p_lo_t)(UINT32_C(1)<<21)) +#define LIB9P_LO_SYNC ((lib9p_lo_t)(UINT32_C(1)<<20)) +#define LIB9P_LO_CLOEXEC ((lib9p_lo_t)(UINT32_C(1)<<19)) +#define LIB9P_LO_NOATIME ((lib9p_lo_t)(UINT32_C(1)<<18)) +#define LIB9P_LO_NOFOLLOW ((lib9p_lo_t)(UINT32_C(1)<<17)) +#define LIB9P_LO_DIRECTORY ((lib9p_lo_t)(UINT32_C(1)<<16)) +#define LIB9P_LO_LARGEFILE ((lib9p_lo_t)(UINT32_C(1)<<15)) +#define LIB9P_LO_DIRECT ((lib9p_lo_t)(UINT32_C(1)<<14)) +#define LIB9P_LO_BSD_FASYNC ((lib9p_lo_t)(UINT32_C(1)<<13)) +#define LIB9P_LO_DSYNC ((lib9p_lo_t)(UINT32_C(1)<<12)) +#define LIB9P_LO_NONBLOCK ((lib9p_lo_t)(UINT32_C(1)<<11)) +#define LIB9P_LO_APPEND ((lib9p_lo_t)(UINT32_C(1)<<10)) +#define LIB9P_LO_TRUNC ((lib9p_lo_t)(UINT32_C(1)<<9)) +#define LIB9P_LO_NOCTTY ((lib9p_lo_t)(UINT32_C(1)<<8)) +#define LIB9P_LO_EXCL ((lib9p_lo_t)(UINT32_C(1)<<7)) +#define LIB9P_LO_CREATE ((lib9p_lo_t)(UINT32_C(1)<<6)) +#define _LIB9P_LO_UNUSED_5 ((lib9p_lo_t)(UINT32_C(1)<<5)) +#define _LIB9P_LO_UNUSED_4 ((lib9p_lo_t)(UINT32_C(1)<<4)) +#define _LIB9P_LO_UNUSED_3 ((lib9p_lo_t)(UINT32_C(1)<<3)) +#define _LIB9P_LO_UNUSED_2 ((lib9p_lo_t)(UINT32_C(1)<<2)) +/* number LIB9P_LO_MODE_* ((lib9p_lo_t)(UINT32_C(1)<<1)) */ +/* number LIB9P_LO_MODE_* ((lib9p_lo_t)(UINT32_C(1)<<0)) */ +/* masks */ +#define LIB9P_LO_FLAG_MASK ((lib9p_lo_t)(0b000000000111111111111111000000)) +/* number: MODE */ +#define LIB9P_LO_MODE_RDONLY ((lib9p_lo_t)(0)) +#define LIB9P_LO_MODE_WRONLY ((lib9p_lo_t)(1)) +#define LIB9P_LO_MODE_RDWR ((lib9p_lo_t)(2)) +#define LIB9P_LO_MODE_NOACCESS ((lib9p_lo_t)(3)) +#define LIB9P_LO_MODE_MASK ((lib9p_lo_t)(0b000000000000000000000000000011)) + +/* size = 1 ; max_iov = 1 ; max_copy = 1 */ +typedef uint8_t lib9p_dt_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_dt_t, lib9p_dt); +#define LIB9P_DT_UNKNOWN ((lib9p_dt_t)(0)) +#define LIB9P_DT_PIPE ((lib9p_dt_t)(1)) +#define LIB9P_DT_CHAR_DEV ((lib9p_dt_t)(2)) +#define LIB9P_DT_DIRECTORY ((lib9p_dt_t)(4)) +#define LIB9P_DT_BLOCK_DEV ((lib9p_dt_t)(6)) +#define LIB9P_DT_REGULAR ((lib9p_dt_t)(8)) +#define LIB9P_DT_SYMLINK ((lib9p_dt_t)(10)) +#define LIB9P_DT_SOCKET ((lib9p_dt_t)(12)) +#define _LIB9P_DT_WHITEOUT ((lib9p_dt_t)(14)) + +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_mode_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_mode_t, lib9p_mode); +/* bits */ +#define _LIB9P_MODE_UNUSED_31 ((lib9p_mode_t)(UINT32_C(1)<<31)) +#define _LIB9P_MODE_UNUSED_30 ((lib9p_mode_t)(UINT32_C(1)<<30)) +#define _LIB9P_MODE_UNUSED_29 ((lib9p_mode_t)(UINT32_C(1)<<29)) +#define _LIB9P_MODE_UNUSED_28 ((lib9p_mode_t)(UINT32_C(1)<<28)) +#define _LIB9P_MODE_UNUSED_27 ((lib9p_mode_t)(UINT32_C(1)<<27)) +#define _LIB9P_MODE_UNUSED_26 ((lib9p_mode_t)(UINT32_C(1)<<26)) +#define _LIB9P_MODE_UNUSED_25 ((lib9p_mode_t)(UINT32_C(1)<<25)) +#define _LIB9P_MODE_UNUSED_24 ((lib9p_mode_t)(UINT32_C(1)<<24)) +#define _LIB9P_MODE_UNUSED_23 ((lib9p_mode_t)(UINT32_C(1)<<23)) +#define _LIB9P_MODE_UNUSED_22 ((lib9p_mode_t)(UINT32_C(1)<<22)) +#define _LIB9P_MODE_UNUSED_21 ((lib9p_mode_t)(UINT32_C(1)<<21)) +#define _LIB9P_MODE_UNUSED_20 ((lib9p_mode_t)(UINT32_C(1)<<20)) +#define _LIB9P_MODE_UNUSED_19 ((lib9p_mode_t)(UINT32_C(1)<<19)) +#define _LIB9P_MODE_UNUSED_18 ((lib9p_mode_t)(UINT32_C(1)<<18)) +#define _LIB9P_MODE_UNUSED_17 ((lib9p_mode_t)(UINT32_C(1)<<17)) +#define _LIB9P_MODE_UNUSED_16 ((lib9p_mode_t)(UINT32_C(1)<<16)) +/* number LIB9P_MODE_FMT_* ((lib9p_mode_t)(UINT32_C(1)<<15)) */ +/* number LIB9P_MODE_FMT_* ((lib9p_mode_t)(UINT32_C(1)<<14)) */ +/* number LIB9P_MODE_FMT_* ((lib9p_mode_t)(UINT32_C(1)<<13)) */ +/* number LIB9P_MODE_FMT_* ((lib9p_mode_t)(UINT32_C(1)<<12)) */ +#define LIB9P_MODE_PERM_SETGROUP ((lib9p_mode_t)(UINT32_C(1)<<11)) +#define LIB9P_MODE_PERM_SETUSER ((lib9p_mode_t)(UINT32_C(1)<<10)) +#define LIB9P_MODE_PERM_STICKY ((lib9p_mode_t)(UINT32_C(1)<<9)) +#define LIB9P_MODE_PERM_OWNER_R ((lib9p_mode_t)(UINT32_C(1)<<8)) +#define LIB9P_MODE_PERM_OWNER_W ((lib9p_mode_t)(UINT32_C(1)<<7)) +#define LIB9P_MODE_PERM_OWNER_X ((lib9p_mode_t)(UINT32_C(1)<<6)) +#define LIB9P_MODE_PERM_GROUP_R ((lib9p_mode_t)(UINT32_C(1)<<5)) +#define LIB9P_MODE_PERM_GROUP_W ((lib9p_mode_t)(UINT32_C(1)<<4)) +#define LIB9P_MODE_PERM_GROUP_X ((lib9p_mode_t)(UINT32_C(1)<<3)) +#define LIB9P_MODE_PERM_OTHER_R ((lib9p_mode_t)(UINT32_C(1)<<2)) +#define LIB9P_MODE_PERM_OTHER_W ((lib9p_mode_t)(UINT32_C(1)<<1)) +#define LIB9P_MODE_PERM_OTHER_X ((lib9p_mode_t)(UINT32_C(1)<<0)) +/* masks */ +#define LIB9P_MODE_PERM_MASK ((lib9p_mode_t)(0b000000000000000000111111111111)) +/* number: FMT */ +#define LIB9P_MODE_FMT_PIPE ((lib9p_mode_t)(LIB9P_DT_PIPE << 12)) +#define LIB9P_MODE_FMT_CHAR_DEV ((lib9p_mode_t)(LIB9P_DT_CHAR_DEV << 12)) +#define LIB9P_MODE_FMT_DIRECTORY ((lib9p_mode_t)(LIB9P_DT_DIRECTORY << 12)) +#define LIB9P_MODE_FMT_BLOCK_DEV ((lib9p_mode_t)(LIB9P_DT_BLOCK_DEV << 12)) +#define LIB9P_MODE_FMT_REGULAR ((lib9p_mode_t)(LIB9P_DT_REGULAR << 12)) +#define LIB9P_MODE_FMT_SYMLINK ((lib9p_mode_t)(LIB9P_DT_SYMLINK << 12)) +#define LIB9P_MODE_FMT_SOCKET ((lib9p_mode_t)(LIB9P_DT_SOCKET << 12)) +#define LIB9P_MODE_FMT_MASK ((lib9p_mode_t)(0b000000000000001111000000000000)) + +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_b4_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_b4_t, lib9p_b4); +#define LIB9P_B4_FALSE ((lib9p_b4_t)(0)) +#define LIB9P_B4_TRUE ((lib9p_b4_t)(1)) + +/* size = 8 ; max_iov = 1 ; max_copy = 8 */ +typedef uint64_t lib9p_getattr_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_getattr_t, lib9p_getattr); +/* bits */ +#define _LIB9P_GETATTR_UNUSED_63 ((lib9p_getattr_t)(UINT64_C(1)<<63)) +#define _LIB9P_GETATTR_UNUSED_62 ((lib9p_getattr_t)(UINT64_C(1)<<62)) +#define _LIB9P_GETATTR_UNUSED_61 ((lib9p_getattr_t)(UINT64_C(1)<<61)) +#define _LIB9P_GETATTR_UNUSED_60 ((lib9p_getattr_t)(UINT64_C(1)<<60)) +#define _LIB9P_GETATTR_UNUSED_59 ((lib9p_getattr_t)(UINT64_C(1)<<59)) +#define _LIB9P_GETATTR_UNUSED_58 ((lib9p_getattr_t)(UINT64_C(1)<<58)) +#define _LIB9P_GETATTR_UNUSED_57 ((lib9p_getattr_t)(UINT64_C(1)<<57)) +#define _LIB9P_GETATTR_UNUSED_56 ((lib9p_getattr_t)(UINT64_C(1)<<56)) +#define _LIB9P_GETATTR_UNUSED_55 ((lib9p_getattr_t)(UINT64_C(1)<<55)) +#define _LIB9P_GETATTR_UNUSED_54 ((lib9p_getattr_t)(UINT64_C(1)<<54)) +#define _LIB9P_GETATTR_UNUSED_53 ((lib9p_getattr_t)(UINT64_C(1)<<53)) +#define _LIB9P_GETATTR_UNUSED_52 ((lib9p_getattr_t)(UINT64_C(1)<<52)) +#define _LIB9P_GETATTR_UNUSED_51 ((lib9p_getattr_t)(UINT64_C(1)<<51)) +#define _LIB9P_GETATTR_UNUSED_50 ((lib9p_getattr_t)(UINT64_C(1)<<50)) +#define _LIB9P_GETATTR_UNUSED_49 ((lib9p_getattr_t)(UINT64_C(1)<<49)) +#define _LIB9P_GETATTR_UNUSED_48 ((lib9p_getattr_t)(UINT64_C(1)<<48)) +#define _LIB9P_GETATTR_UNUSED_47 ((lib9p_getattr_t)(UINT64_C(1)<<47)) +#define _LIB9P_GETATTR_UNUSED_46 ((lib9p_getattr_t)(UINT64_C(1)<<46)) +#define _LIB9P_GETATTR_UNUSED_45 ((lib9p_getattr_t)(UINT64_C(1)<<45)) +#define _LIB9P_GETATTR_UNUSED_44 ((lib9p_getattr_t)(UINT64_C(1)<<44)) +#define _LIB9P_GETATTR_UNUSED_43 ((lib9p_getattr_t)(UINT64_C(1)<<43)) +#define _LIB9P_GETATTR_UNUSED_42 ((lib9p_getattr_t)(UINT64_C(1)<<42)) +#define _LIB9P_GETATTR_UNUSED_41 ((lib9p_getattr_t)(UINT64_C(1)<<41)) +#define _LIB9P_GETATTR_UNUSED_40 ((lib9p_getattr_t)(UINT64_C(1)<<40)) +#define _LIB9P_GETATTR_UNUSED_39 ((lib9p_getattr_t)(UINT64_C(1)<<39)) +#define _LIB9P_GETATTR_UNUSED_38 ((lib9p_getattr_t)(UINT64_C(1)<<38)) +#define _LIB9P_GETATTR_UNUSED_37 ((lib9p_getattr_t)(UINT64_C(1)<<37)) +#define _LIB9P_GETATTR_UNUSED_36 ((lib9p_getattr_t)(UINT64_C(1)<<36)) +#define _LIB9P_GETATTR_UNUSED_35 ((lib9p_getattr_t)(UINT64_C(1)<<35)) +#define _LIB9P_GETATTR_UNUSED_34 ((lib9p_getattr_t)(UINT64_C(1)<<34)) +#define _LIB9P_GETATTR_UNUSED_33 ((lib9p_getattr_t)(UINT64_C(1)<<33)) +#define _LIB9P_GETATTR_UNUSED_32 ((lib9p_getattr_t)(UINT64_C(1)<<32)) +#define _LIB9P_GETATTR_UNUSED_31 ((lib9p_getattr_t)(UINT64_C(1)<<31)) +#define _LIB9P_GETATTR_UNUSED_30 ((lib9p_getattr_t)(UINT64_C(1)<<30)) +#define _LIB9P_GETATTR_UNUSED_29 ((lib9p_getattr_t)(UINT64_C(1)<<29)) +#define _LIB9P_GETATTR_UNUSED_28 ((lib9p_getattr_t)(UINT64_C(1)<<28)) +#define _LIB9P_GETATTR_UNUSED_27 ((lib9p_getattr_t)(UINT64_C(1)<<27)) +#define _LIB9P_GETATTR_UNUSED_26 ((lib9p_getattr_t)(UINT64_C(1)<<26)) +#define _LIB9P_GETATTR_UNUSED_25 ((lib9p_getattr_t)(UINT64_C(1)<<25)) +#define _LIB9P_GETATTR_UNUSED_24 ((lib9p_getattr_t)(UINT64_C(1)<<24)) +#define _LIB9P_GETATTR_UNUSED_23 ((lib9p_getattr_t)(UINT64_C(1)<<23)) +#define _LIB9P_GETATTR_UNUSED_22 ((lib9p_getattr_t)(UINT64_C(1)<<22)) +#define _LIB9P_GETATTR_UNUSED_21 ((lib9p_getattr_t)(UINT64_C(1)<<21)) +#define _LIB9P_GETATTR_UNUSED_20 ((lib9p_getattr_t)(UINT64_C(1)<<20)) +#define _LIB9P_GETATTR_UNUSED_19 ((lib9p_getattr_t)(UINT64_C(1)<<19)) +#define _LIB9P_GETATTR_UNUSED_18 ((lib9p_getattr_t)(UINT64_C(1)<<18)) +#define _LIB9P_GETATTR_UNUSED_17 ((lib9p_getattr_t)(UINT64_C(1)<<17)) +#define _LIB9P_GETATTR_UNUSED_16 ((lib9p_getattr_t)(UINT64_C(1)<<16)) +#define _LIB9P_GETATTR_UNUSED_15 ((lib9p_getattr_t)(UINT64_C(1)<<15)) +#define _LIB9P_GETATTR_UNUSED_14 ((lib9p_getattr_t)(UINT64_C(1)<<14)) +#define LIB9P_GETATTR_DATA_VERSION ((lib9p_getattr_t)(UINT64_C(1)<<13)) +#define LIB9P_GETATTR_GEN ((lib9p_getattr_t)(UINT64_C(1)<<12)) +#define LIB9P_GETATTR_BTIME ((lib9p_getattr_t)(UINT64_C(1)<<11)) +#define LIB9P_GETATTR_BLOCKS ((lib9p_getattr_t)(UINT64_C(1)<<10)) +#define LIB9P_GETATTR_SIZE ((lib9p_getattr_t)(UINT64_C(1)<<9)) +#define LIB9P_GETATTR_INO ((lib9p_getattr_t)(UINT64_C(1)<<8)) +#define LIB9P_GETATTR_CTIME ((lib9p_getattr_t)(UINT64_C(1)<<7)) +#define LIB9P_GETATTR_MTIME ((lib9p_getattr_t)(UINT64_C(1)<<6)) +#define LIB9P_GETATTR_ATIME ((lib9p_getattr_t)(UINT64_C(1)<<5)) +#define LIB9P_GETATTR_RDEV ((lib9p_getattr_t)(UINT64_C(1)<<4)) +#define LIB9P_GETATTR_GID ((lib9p_getattr_t)(UINT64_C(1)<<3)) +#define LIB9P_GETATTR_UID ((lib9p_getattr_t)(UINT64_C(1)<<2)) +#define LIB9P_GETATTR_NLINK ((lib9p_getattr_t)(UINT64_C(1)<<1)) +#define LIB9P_GETATTR_MODE ((lib9p_getattr_t)(UINT64_C(1)<<0)) +/* aliases */ +#define LIB9P_GETATTR_BASIC ((lib9p_getattr_t)(2047)) +#define LIB9P_GETATTR_ALL ((lib9p_getattr_t)(16383)) + +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_setattr_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_setattr_t, lib9p_setattr); +/* bits */ +#define _LIB9P_SETATTR_UNUSED_31 ((lib9p_setattr_t)(UINT32_C(1)<<31)) +#define _LIB9P_SETATTR_UNUSED_30 ((lib9p_setattr_t)(UINT32_C(1)<<30)) +#define _LIB9P_SETATTR_UNUSED_29 ((lib9p_setattr_t)(UINT32_C(1)<<29)) +#define _LIB9P_SETATTR_UNUSED_28 ((lib9p_setattr_t)(UINT32_C(1)<<28)) +#define _LIB9P_SETATTR_UNUSED_27 ((lib9p_setattr_t)(UINT32_C(1)<<27)) +#define _LIB9P_SETATTR_UNUSED_26 ((lib9p_setattr_t)(UINT32_C(1)<<26)) +#define _LIB9P_SETATTR_UNUSED_25 ((lib9p_setattr_t)(UINT32_C(1)<<25)) +#define _LIB9P_SETATTR_UNUSED_24 ((lib9p_setattr_t)(UINT32_C(1)<<24)) +#define _LIB9P_SETATTR_UNUSED_23 ((lib9p_setattr_t)(UINT32_C(1)<<23)) +#define _LIB9P_SETATTR_UNUSED_22 ((lib9p_setattr_t)(UINT32_C(1)<<22)) +#define _LIB9P_SETATTR_UNUSED_21 ((lib9p_setattr_t)(UINT32_C(1)<<21)) +#define _LIB9P_SETATTR_UNUSED_20 ((lib9p_setattr_t)(UINT32_C(1)<<20)) +#define _LIB9P_SETATTR_UNUSED_19 ((lib9p_setattr_t)(UINT32_C(1)<<19)) +#define _LIB9P_SETATTR_UNUSED_18 ((lib9p_setattr_t)(UINT32_C(1)<<18)) +#define _LIB9P_SETATTR_UNUSED_17 ((lib9p_setattr_t)(UINT32_C(1)<<17)) +#define _LIB9P_SETATTR_UNUSED_16 ((lib9p_setattr_t)(UINT32_C(1)<<16)) +#define _LIB9P_SETATTR_UNUSED_15 ((lib9p_setattr_t)(UINT32_C(1)<<15)) +#define _LIB9P_SETATTR_UNUSED_14 ((lib9p_setattr_t)(UINT32_C(1)<<14)) +#define _LIB9P_SETATTR_UNUSED_13 ((lib9p_setattr_t)(UINT32_C(1)<<13)) +#define _LIB9P_SETATTR_UNUSED_12 ((lib9p_setattr_t)(UINT32_C(1)<<12)) +#define _LIB9P_SETATTR_UNUSED_11 ((lib9p_setattr_t)(UINT32_C(1)<<11)) +#define _LIB9P_SETATTR_UNUSED_10 ((lib9p_setattr_t)(UINT32_C(1)<<10)) +#define _LIB9P_SETATTR_UNUSED_9 ((lib9p_setattr_t)(UINT32_C(1)<<9)) +#define LIB9P_SETATTR_MTIME_SET ((lib9p_setattr_t)(UINT32_C(1)<<8)) +#define LIB9P_SETATTR_ATIME_SET ((lib9p_setattr_t)(UINT32_C(1)<<7)) +#define LIB9P_SETATTR_CTIME ((lib9p_setattr_t)(UINT32_C(1)<<6)) +#define LIB9P_SETATTR_MTIME ((lib9p_setattr_t)(UINT32_C(1)<<5)) +#define LIB9P_SETATTR_ATIME ((lib9p_setattr_t)(UINT32_C(1)<<4)) +#define LIB9P_SETATTR_SIZE ((lib9p_setattr_t)(UINT32_C(1)<<3)) +#define LIB9P_SETATTR_GID ((lib9p_setattr_t)(UINT32_C(1)<<2)) +#define LIB9P_SETATTR_UID ((lib9p_setattr_t)(UINT32_C(1)<<1)) +#define LIB9P_SETATTR_MODE ((lib9p_setattr_t)(UINT32_C(1)<<0)) + +/* size = 1 ; max_iov = 1 ; max_copy = 1 */ +typedef uint8_t lib9p_lock_type_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_lock_type_t, lib9p_lock_type); +#define LIB9P_LOCK_TYPE_RDLCK ((lib9p_lock_type_t)(0)) +#define LIB9P_LOCK_TYPE_WRLCK ((lib9p_lock_type_t)(1)) +#define LIB9P_LOCK_TYPE_UNLCK ((lib9p_lock_type_t)(2)) + +/* size = 4 ; max_iov = 1 ; max_copy = 4 */ +typedef uint32_t lib9p_lock_flags_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_lock_flags_t, lib9p_lock_flags); +/* bits */ +#define _LIB9P_LOCK_FLAGS_UNUSED_31 ((lib9p_lock_flags_t)(UINT32_C(1)<<31)) +#define _LIB9P_LOCK_FLAGS_UNUSED_30 ((lib9p_lock_flags_t)(UINT32_C(1)<<30)) +#define _LIB9P_LOCK_FLAGS_UNUSED_29 ((lib9p_lock_flags_t)(UINT32_C(1)<<29)) +#define _LIB9P_LOCK_FLAGS_UNUSED_28 ((lib9p_lock_flags_t)(UINT32_C(1)<<28)) +#define _LIB9P_LOCK_FLAGS_UNUSED_27 ((lib9p_lock_flags_t)(UINT32_C(1)<<27)) +#define _LIB9P_LOCK_FLAGS_UNUSED_26 ((lib9p_lock_flags_t)(UINT32_C(1)<<26)) +#define _LIB9P_LOCK_FLAGS_UNUSED_25 ((lib9p_lock_flags_t)(UINT32_C(1)<<25)) +#define _LIB9P_LOCK_FLAGS_UNUSED_24 ((lib9p_lock_flags_t)(UINT32_C(1)<<24)) +#define _LIB9P_LOCK_FLAGS_UNUSED_23 ((lib9p_lock_flags_t)(UINT32_C(1)<<23)) +#define _LIB9P_LOCK_FLAGS_UNUSED_22 ((lib9p_lock_flags_t)(UINT32_C(1)<<22)) +#define _LIB9P_LOCK_FLAGS_UNUSED_21 ((lib9p_lock_flags_t)(UINT32_C(1)<<21)) +#define _LIB9P_LOCK_FLAGS_UNUSED_20 ((lib9p_lock_flags_t)(UINT32_C(1)<<20)) +#define _LIB9P_LOCK_FLAGS_UNUSED_19 ((lib9p_lock_flags_t)(UINT32_C(1)<<19)) +#define _LIB9P_LOCK_FLAGS_UNUSED_18 ((lib9p_lock_flags_t)(UINT32_C(1)<<18)) +#define _LIB9P_LOCK_FLAGS_UNUSED_17 ((lib9p_lock_flags_t)(UINT32_C(1)<<17)) +#define _LIB9P_LOCK_FLAGS_UNUSED_16 ((lib9p_lock_flags_t)(UINT32_C(1)<<16)) +#define _LIB9P_LOCK_FLAGS_UNUSED_15 ((lib9p_lock_flags_t)(UINT32_C(1)<<15)) +#define _LIB9P_LOCK_FLAGS_UNUSED_14 ((lib9p_lock_flags_t)(UINT32_C(1)<<14)) +#define _LIB9P_LOCK_FLAGS_UNUSED_13 ((lib9p_lock_flags_t)(UINT32_C(1)<<13)) +#define _LIB9P_LOCK_FLAGS_UNUSED_12 ((lib9p_lock_flags_t)(UINT32_C(1)<<12)) +#define _LIB9P_LOCK_FLAGS_UNUSED_11 ((lib9p_lock_flags_t)(UINT32_C(1)<<11)) +#define _LIB9P_LOCK_FLAGS_UNUSED_10 ((lib9p_lock_flags_t)(UINT32_C(1)<<10)) +#define _LIB9P_LOCK_FLAGS_UNUSED_9 ((lib9p_lock_flags_t)(UINT32_C(1)<<9)) +#define _LIB9P_LOCK_FLAGS_UNUSED_8 ((lib9p_lock_flags_t)(UINT32_C(1)<<8)) +#define _LIB9P_LOCK_FLAGS_UNUSED_7 ((lib9p_lock_flags_t)(UINT32_C(1)<<7)) +#define _LIB9P_LOCK_FLAGS_UNUSED_6 ((lib9p_lock_flags_t)(UINT32_C(1)<<6)) +#define _LIB9P_LOCK_FLAGS_UNUSED_5 ((lib9p_lock_flags_t)(UINT32_C(1)<<5)) +#define _LIB9P_LOCK_FLAGS_UNUSED_4 ((lib9p_lock_flags_t)(UINT32_C(1)<<4)) +#define _LIB9P_LOCK_FLAGS_UNUSED_3 ((lib9p_lock_flags_t)(UINT32_C(1)<<3)) +#define _LIB9P_LOCK_FLAGS_UNUSED_2 ((lib9p_lock_flags_t)(UINT32_C(1)<<2)) +#define LIB9P_LOCK_FLAGS_RECLAIM ((lib9p_lock_flags_t)(UINT32_C(1)<<1)) +#define LIB9P_LOCK_FLAGS_BLOCK ((lib9p_lock_flags_t)(UINT32_C(1)<<0)) + +/* size = 1 ; max_iov = 1 ; max_copy = 1 */ +typedef uint8_t lib9p_lock_status_t; +LO_IMPLEMENTATION_H(fmt_formatter, lib9p_lock_status_t, lib9p_lock_status); +#define LIB9P_LOCK_STATUS_SUCCESS ((lib9p_lock_status_t)(0)) +#define LIB9P_LOCK_STATUS_BLOCKED ((lib9p_lock_status_t)(1)) +#define LIB9P_LOCK_STATUS_ERROR ((lib9p_lock_status_t)(2)) +#define LIB9P_LOCK_STATUS_GRACE ((lib9p_lock_status_t)(3)) + +#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 ; max_iov = 1 ; max_copy = 9 */ +struct lib9p_msg_Tflush { + lib9p_tag_t tag; + uint16_t oldtag; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tflush, lib9p_msg_Tflush); -struct lib9p_stat { - uint16_t kern_type; - uint32_t kern_dev; - struct lib9p_qid file_qid; - lib9p_dm_t file_mode; - uint32_t file_atime; - uint32_t file_mtime; - uint64_t file_size; - struct lib9p_s file_name; - struct lib9p_s file_owner_uid; - struct lib9p_s file_owner_gid; - struct lib9p_s file_last_modified_uid; -#if defined(CONFIG_9P_ENABLE_9P2000_u) - struct lib9p_s file_extension; - uint32_t file_owner_n_uid; - uint32_t file_owner_n_gid; - uint32_t file_last_modified_n_uid; -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rflush { + lib9p_tag_t tag; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rflush, lib9p_msg_Rflush); -typedef uint8_t lib9p_o_t; +/* 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; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rread, lib9p_msg_Rread); -/* unused ((lib9p_o_t)(1<<7)) */ -#define LIB9P_O_RCLOSE ((lib9p_o_t)(1<<6)) -/* unused ((lib9p_o_t)(1<<5)) */ -#define LIB9P_O_TRUNC ((lib9p_o_t)(1<<4)) -/* unused ((lib9p_o_t)(1<<3)) */ -/* unused ((lib9p_o_t)(1<<2)) */ -#define LIB9P_O_mode_1 ((lib9p_o_t)(1<<1)) -#define LIB9P_O_mode_0 ((lib9p_o_t)(1<<0)) - -#define LIB9P_O_READ ((lib9p_o_t)(0)) -#define LIB9P_O_WRITE ((lib9p_o_t)(1)) -#define LIB9P_O_RDWR ((lib9p_o_t)(2)) -#define LIB9P_O_EXEC ((lib9p_o_t)(3)) -#define LIB9P_O_MODE_MASK ((lib9p_o_t)(0b00000011)) -#define LIB9P_O_FLAG_MASK ((lib9p_o_t)(0b11111100)) -#endif /* defined(CONFIG_9P_ENABLE_9P2000) || defined(CONFIG_9P_ENABLE_9P2000_e) || defined(CONFIG_9P_ENABLE_9P2000_u) */ - -/* messages *******************************************************************/ +/* size = 11 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Rwrite { + lib9p_tag_t tag; + uint32_t count; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rwrite, lib9p_msg_Rwrite); -enum lib9p_msg_type { /* uint8_t */ -#if defined(CONFIG_9P_ENABLE_9P2000) || defined(CONFIG_9P_ENABLE_9P2000_e) || defined(CONFIG_9P_ENABLE_9P2000_u) - LIB9P_TYP_Tversion = 100, - LIB9P_TYP_Rversion = 101, - LIB9P_TYP_Tauth = 102, - LIB9P_TYP_Rauth = 103, - LIB9P_TYP_Tattach = 104, - LIB9P_TYP_Rattach = 105, - LIB9P_TYP_Rerror = 107, - LIB9P_TYP_Tflush = 108, - LIB9P_TYP_Rflush = 109, - LIB9P_TYP_Twalk = 110, - LIB9P_TYP_Rwalk = 111, - LIB9P_TYP_Topen = 112, - LIB9P_TYP_Ropen = 113, - LIB9P_TYP_Tcreate = 114, - LIB9P_TYP_Rcreate = 115, - LIB9P_TYP_Tread = 116, - LIB9P_TYP_Rread = 117, - LIB9P_TYP_Twrite = 118, - LIB9P_TYP_Rwrite = 119, - LIB9P_TYP_Tclunk = 120, - LIB9P_TYP_Rclunk = 121, - LIB9P_TYP_Tremove = 122, - LIB9P_TYP_Rremove = 123, - LIB9P_TYP_Tstat = 124, - LIB9P_TYP_Rstat = 125, - LIB9P_TYP_Twstat = 126, - LIB9P_TYP_Rwstat = 127, -#endif /* defined(CONFIG_9P_ENABLE_9P2000) || defined(CONFIG_9P_ENABLE_9P2000_e) || defined(CONFIG_9P_ENABLE_9P2000_u) */ -#if defined(CONFIG_9P_ENABLE_9P2000_e) - LIB9P_TYP_Tsession = 150, - LIB9P_TYP_Rsession = 151, - LIB9P_TYP_Tsread = 152, - LIB9P_TYP_Rsread = 153, - LIB9P_TYP_Tswrite = 154, - LIB9P_TYP_Rswrite = 155, -#endif /* defined(CONFIG_9P_ENABLE_9P2000_e) */ -}; - -#if defined(CONFIG_9P_ENABLE_9P2000) || defined(CONFIG_9P_ENABLE_9P2000_e) || defined(CONFIG_9P_ENABLE_9P2000_u) +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rclunk { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rclunk, lib9p_msg_Rclunk); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rremove { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rremove, lib9p_msg_Rremove); + +#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 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rwstat { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rwstat, lib9p_msg_Rwstat); + +#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 = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rrename { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rrename, lib9p_msg_Rrename); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rsetattr { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rsetattr, lib9p_msg_Rsetattr); + +/* size = 15 ; max_iov = 1 ; max_copy = 15 */ +struct lib9p_msg_Rxattrwalk { + lib9p_tag_t tag; + uint64_t attr_size; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rxattrwalk, lib9p_msg_Rxattrwalk); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rxattrcreate { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rxattrcreate, lib9p_msg_Rxattrcreate); + +/* 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; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rreaddir, lib9p_msg_Rreaddir); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rfsync { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rfsync, lib9p_msg_Rfsync); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rlink { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rlink, lib9p_msg_Rlink); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rrenameat { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rrenameat, lib9p_msg_Rrenameat); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Runlinkat { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Runlinkat, lib9p_msg_Runlinkat); + +#endif /* CONFIG_9P_ENABLE_9P2000_L */ +#if CONFIG_9P_ENABLE_9P2000_e +/* size = 15 ; max_iov = 1 ; max_copy = 15 */ +struct lib9p_msg_Tsession { + lib9p_tag_t tag; + uint64_t key; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tsession, lib9p_msg_Tsession); + +/* size = 7 ; max_iov = 1 ; max_copy = 7 */ +struct lib9p_msg_Rsession { + lib9p_tag_t tag; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rsession, lib9p_msg_Rsession); + +/* 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; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rsread, lib9p_msg_Rsread); + +/* size = 11 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Rswrite { + lib9p_tag_t tag; + uint32_t count; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rswrite, 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 ; max_iov = 1 ; max_copy = 23 */ +struct lib9p_msg_Tread { + lib9p_tag_t tag; + lib9p_fid_t fid; + uint64_t offset; + uint32_t count; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tread, lib9p_msg_Tread); + +/* 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; + uint64_t offset; + uint32_t count; + [[gnu::nonstring]] char *data; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Twrite, lib9p_msg_Twrite); + +/* size = 11 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Tclunk { + lib9p_tag_t tag; + lib9p_fid_t fid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tclunk, lib9p_msg_Tclunk); + +/* size = 11 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Tremove { + lib9p_tag_t tag; + lib9p_fid_t fid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tremove, 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 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Tstat { + lib9p_tag_t tag; + lib9p_fid_t fid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tstat, 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 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Tstatfs { + lib9p_tag_t tag; + lib9p_fid_t fid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tstatfs, lib9p_msg_Tstatfs); + +/* size = 11 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Treadlink { + lib9p_tag_t tag; + lib9p_fid_t fid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Treadlink, lib9p_msg_Treadlink); + +/* size = 23 ; max_iov = 1 ; max_copy = 23 */ +struct lib9p_msg_Treaddir { + lib9p_tag_t tag; + lib9p_fid_t fid; + uint64_t offset; + uint32_t count; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Treaddir, lib9p_msg_Treaddir); + +#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 ; 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; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tversion, lib9p_msg_Tversion); +/* 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; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rversion, lib9p_msg_Rversion); -struct lib9p_msg_Tauth { +/* 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 afid; - struct lib9p_s uname; - struct lib9p_s aname; -#if defined(CONFIG_9P_ENABLE_9P2000_u) - uint32_t n_uname; -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ + lib9p_fid_t fid; + lib9p_fid_t newfid; + uint16_t nwname; + struct lib9p_s *wname; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Twalk, lib9p_msg_Twalk); -struct lib9p_msg_Rauth { - lib9p_tag_t tag; - struct lib9p_qid aqid; +#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 ; 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; + lib9p_fid_t dfid; + struct lib9p_s name; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Trename, lib9p_msg_Trename); -struct lib9p_msg_Tattach { +/* 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; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rreadlink, lib9p_msg_Rreadlink); + +/* 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; - lib9p_fid_t afid; - struct lib9p_s uname; - struct lib9p_s aname; -#if defined(CONFIG_9P_ENABLE_9P2000_u) - uint32_t n_uname; -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ + lib9p_fid_t newfid; + struct lib9p_s name; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Txattrwalk, lib9p_msg_Txattrwalk); -struct lib9p_msg_Rattach { - lib9p_tag_t tag; - struct lib9p_qid qid; +/* 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; + struct lib9p_s name; + uint64_t attr_size; + uint32_t flags; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Txattrcreate, lib9p_msg_Txattrcreate); -struct lib9p_msg_Rerror { +/* min_size = 17 ; exp_size = 44 ; max_size = 65,552 ; max_iov = 2 ; max_copy = 17 */ +struct lib9p_msg_Tlink { lib9p_tag_t tag; - struct lib9p_s ename; -#if defined(CONFIG_9P_ENABLE_9P2000_u) - uint32_t errno; -#endif /* defined(CONFIG_9P_ENABLE_9P2000_u) */ + lib9p_fid_t dfid; + lib9p_fid_t fid; + struct lib9p_s name; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tlink, lib9p_msg_Tlink); -struct lib9p_msg_Tflush { - lib9p_tag_t tag; - uint16_t oldtag; +/* 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; + struct lib9p_s oldname; + lib9p_fid_t newdirfid; + struct lib9p_s newname; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Trenameat, lib9p_msg_Trenameat); -struct lib9p_msg_Rflush { - lib9p_tag_t tag; +/* 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; + struct lib9p_s name; + uint32_t flags; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tunlinkat, lib9p_msg_Tunlinkat); -struct lib9p_msg_Twalk { +#endif /* CONFIG_9P_ENABLE_9P2000_L */ +#if CONFIG_9P_ENABLE_9P2000_e +/* min_size = 13 ; exp_size = 477 ; max_size = 4,294,967,308 (warning: >UINT32_MAX) ; max_iov = 0 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2) ; max_copy = 13 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2) */ +struct lib9p_msg_Tsread { lib9p_tag_t tag; - lib9p_fid_t fid; - lib9p_fid_t newfid; + uint32_t fid; uint16_t nwname; struct lib9p_s *wname; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tsread, lib9p_msg_Tsread); -struct lib9p_msg_Rwalk { - lib9p_tag_t tag; - uint16_t nwqid; - struct lib9p_qid *wqid; +/* min_size = 17 ; exp_size = 8,673 ; max_size = 8,589,934,607 (warning: >UINT32_MAX) ; max_iov = 2 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2) ; max_copy = 17 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2) */ +struct lib9p_msg_Tswrite { + lib9p_tag_t tag; + uint32_t fid; + uint16_t nwname; + struct lib9p_s *wname; + uint32_t count; + [[gnu::nonstring]] char *data; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tswrite, 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 ; max_iov = 1 ; max_copy = 13 */ +struct lib9p_qid { + lib9p_qt_t type; + uint32_t vers; + uint64_t path; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_qid, lib9p_qid); + +/* 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; + struct lib9p_s uname; + struct lib9p_s aname; +#if CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u + lib9p_nuid_t n_uid; +#endif /* CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u */ +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tauth, lib9p_msg_Tauth); + +/* 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; + lib9p_fid_t afid; + struct lib9p_s uname; + struct lib9p_s aname; +#if CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u + lib9p_nuid_t n_uid; +#endif /* CONFIG_9P_ENABLE_9P2000_L || CONFIG_9P_ENABLE_9P2000_u */ +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tattach, 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 = 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; + struct lib9p_s name; + struct lib9p_s symtgt; + lib9p_nuid_t gid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tsymlink, lib9p_msg_Tsymlink); + +#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 ; max_iov = 1 ; max_copy = 12 */ struct lib9p_msg_Topen { lib9p_tag_t tag; lib9p_fid_t fid; lib9p_o_t mode; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Topen, lib9p_msg_Topen); -struct lib9p_msg_Ropen { - lib9p_tag_t tag; - struct lib9p_qid qid; - uint32_t iounit; -}; - +/* 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; @@ -278,108 +958,394 @@ struct lib9p_msg_Tcreate { lib9p_dm_t perm; lib9p_o_t mode; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tcreate, lib9p_msg_Tcreate); -struct lib9p_msg_Rcreate { - lib9p_tag_t tag; - struct lib9p_qid qid; - uint32_t iounit; +#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 ; max_iov = 1 ; max_copy = 12 */ +struct lib9p_msg_Topenfd { + lib9p_tag_t tag; + lib9p_fid_t fid; + lib9p_o_t mode; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Topenfd, lib9p_msg_Topenfd); -struct lib9p_msg_Tread { +#endif /* CONFIG_9P_ENABLE_9P2000_p9p */ +#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 = 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 errstr; +#if CONFIG_9P_ENABLE_9P2000_u + lib9p_errno_t errnum; +#endif /* CONFIG_9P_ENABLE_9P2000_u */ +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rerror, lib9p_msg_Rerror); + +#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 ; max_iov = 1 ; max_copy = 11 */ +struct lib9p_msg_Rlerror { + lib9p_tag_t tag; + lib9p_errno_t errnum; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rlerror, lib9p_msg_Rlerror); + +/* size = 67 ; max_iov = 1 ; max_copy = 67 */ +struct lib9p_msg_Rstatfs { + lib9p_tag_t tag; + lib9p_super_magic_t type; + uint32_t bsize; + uint64_t blocks; + uint64_t bfree; + uint64_t bavail; + uint64_t files; + uint64_t ffree; + uint64_t fsid; + uint32_t namelen; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rstatfs, lib9p_msg_Rstatfs); + +/* size = 15 ; max_iov = 1 ; max_copy = 15 */ +struct lib9p_msg_Tlopen { lib9p_tag_t tag; lib9p_fid_t fid; - uint64_t offset; - uint32_t count; + lib9p_lo_t flags; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tlopen, lib9p_msg_Tlopen); -struct lib9p_msg_Rread { +/* min_size = 25 ; exp_size = 52 ; max_size = 65,560 ; max_iov = 3 ; max_copy = 25 */ +struct lib9p_msg_Tlcreate { lib9p_tag_t tag; - struct lib9p_d data; + lib9p_fid_t fid; + struct lib9p_s name; + lib9p_lo_t flags; + lib9p_mode_t mode; + lib9p_nuid_t gid; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tlcreate, lib9p_msg_Tlcreate); -struct lib9p_msg_Twrite { +/* 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 fid; - uint64_t offset; - struct lib9p_d data; + lib9p_fid_t dfid; + struct lib9p_s name; + lib9p_mode_t mode; + uint32_t major; + uint32_t minor; + lib9p_nuid_t gid; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tmknod, lib9p_msg_Tmknod); -struct lib9p_msg_Rwrite { - lib9p_tag_t tag; - uint32_t count; +/* 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; + struct lib9p_s name; + lib9p_mode_t mode; + lib9p_nuid_t gid; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tmkdir, lib9p_msg_Tmkdir); -struct lib9p_msg_Tclunk { +/* size = 15 ; max_iov = 1 ; max_copy = 15 */ +struct lib9p_msg_Tfsync { lib9p_tag_t tag; lib9p_fid_t fid; + lib9p_b4_t datasync; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tfsync, lib9p_msg_Tfsync); -struct lib9p_msg_Rclunk { - lib9p_tag_t tag; +/* 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; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tgetattr, lib9p_msg_Tgetattr); -struct lib9p_msg_Tremove { - lib9p_tag_t tag; - lib9p_fid_t fid; +/* size = 67 ; max_iov = 1 ; max_copy = 67 */ +struct lib9p_msg_Tsetattr { + lib9p_tag_t tag; + lib9p_fid_t fid; + lib9p_setattr_t valid; + lib9p_mode_t mode; + lib9p_nuid_t uid; + lib9p_nuid_t gid; + uint64_t filesize; + uint64_t atime_sec; + uint64_t atime_nsec; + uint64_t mtime_sec; + uint64_t mtime_nsec; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tsetattr, lib9p_msg_Tsetattr); -struct lib9p_msg_Rremove { - lib9p_tag_t tag; +/* 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; + lib9p_lock_type_t type; + uint64_t start; + uint64_t length; + uint32_t proc_id; + struct lib9p_s client_id; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tgetlock, lib9p_msg_Tgetlock); -struct lib9p_msg_Tstat { - lib9p_tag_t tag; - lib9p_fid_t fid; +/* min_size = 30 ; exp_size = 57 ; max_size = 65,565 ; max_iov = 2 ; max_copy = 30 */ +struct lib9p_msg_Rgetlock { + lib9p_tag_t tag; + lib9p_lock_type_t type; + uint64_t start; + uint64_t length; + uint32_t proc_id; + struct lib9p_s client_id; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rgetlock, lib9p_msg_Rgetlock); + +/* 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; + lib9p_lock_type_t type; + lib9p_lock_flags_t flags; + uint64_t start; + uint64_t length; + uint32_t proc_id; + struct lib9p_s client_id; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Tlock, lib9p_msg_Tlock); + +/* size = 8 ; max_iov = 1 ; max_copy = 8 */ +struct lib9p_msg_Rlock { + lib9p_tag_t tag; + lib9p_lock_status_t status; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rlock, 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 ; 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; + struct lib9p_qid file_qid; + lib9p_dm_t file_mode; + uint32_t file_atime; + uint32_t file_mtime; + uint64_t file_size; + struct lib9p_s file_name; + struct lib9p_s file_owner_uid; + struct lib9p_s file_owner_gid; + struct lib9p_s file_last_modified_uid; +#if CONFIG_9P_ENABLE_9P2000_u + struct lib9p_s file_extension; + lib9p_nuid_t file_owner_n_uid; + lib9p_nuid_t file_owner_n_gid; + lib9p_nuid_t file_last_modified_n_uid; +#endif /* CONFIG_9P_ENABLE_9P2000_u */ +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_stat, 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 ; max_iov = 1 ; max_copy = 20 */ +struct lib9p_msg_Rauth { + lib9p_tag_t tag; + struct lib9p_qid aqid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rauth, lib9p_msg_Rauth); + +/* size = 20 ; max_iov = 1 ; max_copy = 20 */ +struct lib9p_msg_Rattach { + lib9p_tag_t tag; + struct lib9p_qid qid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rattach, lib9p_msg_Rattach); + +/* 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; + struct lib9p_qid *wqid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rwalk, 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 ; max_iov = 1 ; max_copy = 24 */ +struct lib9p_msg_Ropen { + lib9p_tag_t tag; + struct lib9p_qid qid; + uint32_t iounit; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Ropen, lib9p_msg_Ropen); + +/* size = 24 ; max_iov = 1 ; max_copy = 24 */ +struct lib9p_msg_Rcreate { + lib9p_tag_t tag; + struct lib9p_qid qid; + uint32_t iounit; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rcreate, 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 ; max_iov = 1 ; max_copy = 28 */ +struct lib9p_msg_Ropenfd { + lib9p_tag_t tag; + struct lib9p_qid qid; + uint32_t iounit; + uint32_t unixfd; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Ropenfd, lib9p_msg_Ropenfd); + +#endif /* CONFIG_9P_ENABLE_9P2000_p9p */ +#if CONFIG_9P_ENABLE_9P2000_L +/* size = 24 ; max_iov = 1 ; max_copy = 24 */ +struct lib9p_msg_Rlopen { + lib9p_tag_t tag; + struct lib9p_qid qid; + uint32_t iounit; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rlopen, lib9p_msg_Rlopen); + +/* size = 24 ; max_iov = 1 ; max_copy = 24 */ +struct lib9p_msg_Rlcreate { + lib9p_tag_t tag; + struct lib9p_qid qid; + uint32_t iounit; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rlcreate, lib9p_msg_Rlcreate); + +/* size = 20 ; max_iov = 1 ; max_copy = 20 */ +struct lib9p_msg_Rsymlink { + lib9p_tag_t tag; + struct lib9p_qid qid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rsymlink, lib9p_msg_Rsymlink); + +/* size = 20 ; max_iov = 1 ; max_copy = 20 */ +struct lib9p_msg_Rmknod { + lib9p_tag_t tag; + struct lib9p_qid qid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rmknod, lib9p_msg_Rmknod); + +/* size = 160 ; max_iov = 1 ; max_copy = 160 */ +struct lib9p_msg_Rgetattr { + lib9p_tag_t tag; + lib9p_getattr_t valid; + struct lib9p_qid qid; + lib9p_mode_t mode; + lib9p_nuid_t uid; + lib9p_nuid_t gid; + uint64_t nlink; + uint64_t rdev; + uint64_t filesize; + uint64_t blksize; + uint64_t blocks; + uint64_t atime_sec; + uint64_t atime_nsec; + uint64_t mtime_sec; + uint64_t mtime_nsec; + uint64_t ctime_sec; + uint64_t ctime_nsec; + uint64_t btime_sec; + uint64_t btime_nsec; + uint64_t gen; + uint64_t data_version; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rgetattr, lib9p_msg_Rgetattr); +/* size = 20 ; max_iov = 1 ; max_copy = 20 */ +struct lib9p_msg_Rmkdir { + lib9p_tag_t tag; + struct lib9p_qid qid; +}; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rmkdir, 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 ; 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; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Rstat, lib9p_msg_Rstat); +/* 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; }; +LO_IMPLEMENTATION_H(fmt_formatter, struct lib9p_msg_Twstat, lib9p_msg_Twstat); +#endif /* CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p || CONFIG_9P_ENABLE_9P2000_u */ -struct lib9p_msg_Rwstat { - lib9p_tag_t tag; -}; +/* containers *****************************************************************/ -#endif /* defined(CONFIG_9P_ENABLE_9P2000) || defined(CONFIG_9P_ENABLE_9P2000_e) || defined(CONFIG_9P_ENABLE_9P2000_u) */ -#if defined(CONFIG_9P_ENABLE_9P2000_e) -struct lib9p_msg_Tsession { - lib9p_tag_t tag; - uint64_t key; -}; +#define _LIB9P_MAX(a, b) ((a) > (b)) ? (a) : (b) -struct lib9p_msg_Rsession { - lib9p_tag_t tag; -}; +#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 + #if CONFIG_9P_ENABLE_9P2000_e + #define LIB9P_TMSG_MAX_IOV _LIB9P_MAX(32, 2 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2)) + #else + #define LIB9P_TMSG_MAX_IOV 32 + #endif +#endif -struct lib9p_msg_Tsread { - lib9p_tag_t tag; - uint32_t fid; - uint16_t nwname; - struct lib9p_s *wname; -}; +#if CONFIG_9P_ENABLE_9P2000_u + #if CONFIG_9P_ENABLE_9P2000_e + #define LIB9P_TMSG_MAX_COPY _LIB9P_MAX(76, 17 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2)) + #else + #define LIB9P_TMSG_MAX_COPY 76 + #endif +#elif CONFIG_9P_ENABLE_9P2000_L + #if CONFIG_9P_ENABLE_9P2000_e + #define LIB9P_TMSG_MAX_COPY _LIB9P_MAX(67, 17 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2)) + #else + #define LIB9P_TMSG_MAX_COPY 67 + #endif +#elif CONFIG_9P_ENABLE_9P2000 || CONFIG_9P_ENABLE_9P2000_e || CONFIG_9P_ENABLE_9P2000_p9p + #if CONFIG_9P_ENABLE_9P2000_e + #define LIB9P_TMSG_MAX_COPY _LIB9P_MAX(62, 17 + (CONFIG_9P_MAX_9P2000_e_WELEM * 2)) + #else + #define LIB9P_TMSG_MAX_COPY 62 + #endif +#endif -struct lib9p_msg_Rsread { - lib9p_tag_t tag; - struct lib9p_d data; -}; +#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 -struct lib9p_msg_Tswrite { - lib9p_tag_t tag; - uint32_t fid; - uint16_t nwname; - struct lib9p_s *wname; - struct lib9p_d data; +#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 + +struct lib9p_Tmsg_send_buf { + size_t iov_cnt; + struct iovec iov[LIB9P_TMSG_MAX_IOV]; + uint8_t copied[LIB9P_TMSG_MAX_COPY]; }; -struct lib9p_msg_Rswrite { - lib9p_tag_t tag; - uint32_t count; +struct lib9p_Rmsg_send_buf { + size_t iov_cnt; + struct iovec iov[LIB9P_RMSG_MAX_IOV]; + uint8_t copied[LIB9P_RMSG_MAX_COPY]; }; -#endif /* defined(CONFIG_9P_ENABLE_9P2000_e) */ diff --git a/lib9p/include/lib9p/9p.h b/lib9p/include/lib9p/9p.h index 171ad3b..42381cf 100644 --- a/lib9p/include/lib9p/9p.h +++ b/lib9p/include/lib9p/9p.h @@ -1,35 +1,42 @@ /* lib9p/9p.h - Base 9P protocol definitions for both clients and servers * - * Copyright (C) 2024 Luke T. Shumaker <lukeshu@lukeshu.com> + * Copyright (C) 2024-2025 Luke T. Shumaker <lukeshu@lukeshu.com> * SPDX-License-Identifier: AGPL-3.0-or-later */ #ifndef _LIB9P_9P_H_ #define _LIB9P_9P_H_ -#include <assert.h> #include <stdbool.h> #include <sys/types.h> /* for ssize_t */ -#include <lib9p/linux-errno.h> - -/* configuration **************************************************************/ +#include <libmisc/assert.h> -#include "config.h" +#include <lib9p/linux-errno.h> +#include <lib9p/9p.generated.h> #ifndef CONFIG_9P_MAX_ERR_SIZE #error config.h must define CONFIG_9P_MAX_ERR_SIZE #endif -#ifndef CONFIG_9P_ENABLE_9P2000 - #define CONFIG_9P_ENABLE_9P2000 -#endif +static_assert(CONFIG_9P_MAX_ERR_SIZE <= UINT16_MAX); + +/* constants ******************************************************************/ + +enum { + LIB9P_DEFAULT_PORT_9FS = 564, + LIB9P_DEFAULT_PORT_STYX = 6666, +}; -/* protocol definitions *******************************************************/ +/* strings ********************************************************************/ -#include <lib9p/9p.generated.h> /* *after* config.h */ +const char *lib9p_version_str(enum lib9p_version); +const char *lib9p_msgtype_str(enum lib9p_version, enum lib9p_msg_type); -#define LIB9P_NOTAG ((uint16_t)~0U) -#define LIB9P_NOFID ((uint32_t)~0U) +struct lib9p_s lib9p_str(char *s); +struct lib9p_s lib9p_strn(char *s, size_t maxlen); +struct lib9p_s lib9p_str_slice(struct lib9p_s s, uint16_t beg, uint16_t end); +#define lib9p_str_sliceleft(s, beg) lib9p_str_slice(s, beg, (s).len) +bool lib9p_str_eq(struct lib9p_s a, struct lib9p_s b); /* ctx ************************************************************************/ @@ -40,9 +47,9 @@ struct lib9p_ctx { /* state */ #ifdef CONFIG_9P_ENABLE_9P2000_u - uint32_t err_num; + lib9p_errno_t err_num; #endif - char err_msg[CONFIG_9P_MAX_ERR_SIZE]; + [[gnu::nonstring]] char err_msg[CONFIG_9P_MAX_ERR_SIZE]; }; void lib9p_ctx_clear_error(struct lib9p_ctx *ctx); @@ -50,21 +57,25 @@ void lib9p_ctx_clear_error(struct lib9p_ctx *ctx); bool lib9p_ctx_has_error(struct lib9p_ctx *ctx); /** Write an static error into ctx, return -1. */ -int lib9p_error(struct lib9p_ctx *ctx, uint32_t linux_errno, char const *msg); +int lib9p_error(struct lib9p_ctx *ctx, lib9p_errno_t linux_errno, char const *msg); /** Write a printf-style error into ctx, return -1. */ -int lib9p_errorf(struct lib9p_ctx *ctx, uint32_t linux_errno, char const *fmt, ...); +int lib9p_errorf(struct lib9p_ctx *ctx, lib9p_errno_t linux_errno, char const *fmt, ...) [[gnu::format(printf, 3, 4)]]; -const char *lib9p_msg_type_str(struct lib9p_ctx *, enum lib9p_msg_type); +/* misc utilities *************************************************************/ -/* main message functions *****************************************************/ +uint32_t lib9p_version_min_msg_size(enum lib9p_version); + +lo_interface fmt_formatter lo_box_lib9p_msg_as_fmt_formatter(struct lib9p_ctx *ctx, enum lib9p_msg_type typ, void *body); + +/* main T-message functions ***************************************************/ /** - * Validate a message's structure; it's size, string encodings, enums, + * Validate a message's structure; its size, string encodings, enums, * and bitfields. * * Return how much space the message will take when unmarshaled. This * number may be larger than net_bytes due to (1) struct padding, (2) - * nul-terminator bytes for strings. + * array pointers. * * Emits an error (return -1, set ctx->err_num and ctx->err_msg) if * either the message type is unknown, or if net_bytes is too short @@ -75,39 +86,37 @@ const char *lib9p_msg_type_str(struct lib9p_ctx *, enum lib9p_msg_type); * * @return required size, or -1 on error * + * @errno LINUX_EOPNOTSUPP: message is an R-message * @errno LINUX_EOPNOTSUPP: message has unknown type * @errno LINUX_EBADMSG: message is wrong size for content * @errno LINUX_EBADMSG: message contains invalid UTF-8 * @errno LINUX_EBADMSG: message contains a bitfield with unknown bits * @errno LINUX_EMSGSIZE: would-be return value overflows SSIZE_MAX */ -ssize_t lib9p_validate(struct lib9p_ctx *ctx, uint8_t *net_bytes); +ssize_t lib9p_Tmsg_validate(struct lib9p_ctx *ctx, uint8_t *net_bytes); /** * Unmarshal the 9P message `net_bytes` into the C struct `ret_body`. * - * Emits an error (return 0, set ctx->err_num and ctx->err_msg) if a - * string contains invalid UTF-8 or a nul-byte. - * - * lib9p_unmarshal does no validation; you must run lib9p_validate() - * first. + * lib9p_Tmsg_unmarshal does no validation; you must run + * lib9p_Tmsg_validate() first. * - * @param ctx : negotiated protocol parameters, where to record errors + * @param ctx : negotiated protocol parameters * @param net_bytes : the complete message, starting with the "size[4]" * * @return ret_typ : the mesage type - * @return ret_body : the message body, must be at least lib9p_validate() bytes + * @return ret_body : the message body, must be at least lib9p_Tmsg_validate() bytes */ -void lib9p_unmarshal(struct lib9p_ctx *ctx, uint8_t *net_bytes, - enum lib9p_msg_type *ret_typ, void *ret_body); +void lib9p_Tmsg_unmarshal(struct lib9p_ctx *ctx, uint8_t *net_bytes, + enum lib9p_msg_type *ret_typ, void *ret_body); /** * Marshal a `struct lib9p_msg_{typ}` structure into a byte-array. * - * lib9p_marshal does no validation; it trusts that the programmer - * won't give it garbage input. However, just as it doesn't marshal - * struct fields that aren't in ctx->version, it won't marshal - * bitfield bits that aren't in ctx->version; it applies a + * lib9p_Tmsg_marshal does no validation; it trusts that the + * programmer won't give it garbage input. However, just as it + * doesn't marshal struct fields that aren't in ctx->version, it won't + * marshal bitfield bits that aren't in ctx->version; it applies a * version-specific mask to bitfields. * * @param ctx : negotiated protocol parameters, where to record errors @@ -119,47 +128,79 @@ void lib9p_unmarshal(struct lib9p_ctx *ctx, uint8_t *net_bytes, * * @errno LINUX_ERANGE: reply does not fit in ctx->max_msg_size */ -bool lib9p_marshal(struct lib9p_ctx *ctx, enum lib9p_msg_type typ, void *body, - uint8_t *ret_bytes); +bool lib9p_Tmsg_marshal(struct lib9p_ctx *ctx, enum lib9p_msg_type typ, void *body, + struct lib9p_Tmsg_send_buf *ret); + +/* main R-message functions ***************************************************/ + +/** Same as above, but for R-messages instead of T-messages. */ + +ssize_t lib9p_Rmsg_validate(struct lib9p_ctx *ctx, uint8_t *net_bytes); +void lib9p_Rmsg_unmarshal(struct lib9p_ctx *ctx, uint8_t *net_bytes, + enum lib9p_msg_type *ret_typ, void *ret_body); +bool lib9p_Rmsg_marshal(struct lib9p_ctx *ctx, enum lib9p_msg_type typ, void *body, + struct lib9p_Rmsg_send_buf *ret); + /* `struct lib9p_stat` helpers ************************************************/ /** Assert that a `struct lib9p_stat` object looks valid. */ -static inline void lib9p_assert_stat(struct lib9p_stat stat) { - assert( ((bool)(stat.file_mode & LIB9P_DM_DIR )) == ((bool)(stat.file_qid.type & LIB9P_QT_DIR )) ); - assert( ((bool)(stat.file_mode & LIB9P_DM_APPEND )) == ((bool)(stat.file_qid.type & LIB9P_QT_APPEND )) ); - assert( ((bool)(stat.file_mode & LIB9P_DM_EXCL )) == ((bool)(stat.file_qid.type & LIB9P_QT_EXCL )) ); - assert( ((bool)(stat.file_mode & _LIB9P_DM_PLAN9_MOUNT)) == ((bool)(stat.file_qid.type & _LIB9P_QT_PLAN9_MOUNT)) ); - assert( ((bool)(stat.file_mode & LIB9P_DM_AUTH )) == ((bool)(stat.file_qid.type & LIB9P_QT_AUTH )) ); - assert( ((bool)(stat.file_mode & LIB9P_DM_TMP )) == ((bool)(stat.file_qid.type & LIB9P_QT_TMP )) ); +static inline void lib9p_stat_assert(struct lib9p_stat stat) { + assert( ((bool)(stat.file_mode & LIB9P_DM_DIR )) == ((bool)(stat.file_qid.type & LIB9P_QT_DIR )) ); + assert( ((bool)(stat.file_mode & LIB9P_DM_APPEND)) == ((bool)(stat.file_qid.type & LIB9P_QT_APPEND)) ); + assert( ((bool)(stat.file_mode & LIB9P_DM_EXCL )) == ((bool)(stat.file_qid.type & LIB9P_QT_EXCL )) ); + assert( ((bool)(stat.file_mode & LIB9P_DM_AUTH )) == ((bool)(stat.file_qid.type & LIB9P_QT_AUTH )) ); + assert( ((bool)(stat.file_mode & LIB9P_DM_TMP )) == ((bool)(stat.file_qid.type & LIB9P_QT_TMP )) ); assert( (stat.file_size == 0) || !(stat.file_mode & LIB9P_DM_DIR) ); } /** - * TODO + * Validate a message's `stat` structure. + * + * @param ctx : negotiated protocol parameters, where to record errors + * @param net_bytes : network-encoded stat structure + * @param net_size : the number of net_bytes that may be read * - * @return ret_net_size: number of bytes consumed; <=net_size - * @return ret_host_size: number of bytes that lib9p_unmarshal_stat would take + * @return ret_net_size : number of bytes consumed; <=net_size + * @return ret_host_size : number of bytes that lib9p_stat_unmarshal would take * @return whether there was an error */ -bool lib9p_validate_stat(struct lib9p_ctx *ctx, uint32_t net_size, uint8_t *net_bytes, - uint32_t *ret_net_size, ssize_t *ret_host_size); +bool lib9p_stat_validate(struct lib9p_ctx *ctx, uint32_t net_size, uint8_t *net_bytes, + uint32_t *ret_net_size, size_t *ret_host_size); /** - * TODO + * Unmarshal the 9P `net_bytes` into the C struct `ret_obj`. + * + * lib9p_stat_unmarshal does no validation; you must run + * lib9p_stat_validate() first. + * + * @param ctx : negotiated protocol parameters + * @param net_bytes : network-encoded stat structure * - * @return ret_obj : where to put the stat object itself - * @return ret_extra : where to put strings for the stat object - * @return consumed net_bytes + * @return ret : the stat object, must be at least lib9p_stat_validate()->ret_net_size bytes */ -uint32_t lib9p_unmarshal_stat(struct lib9p_ctx *ctx, uint8_t *net_bytes, - struct lib9p_stat *ret_obj, void *ret_extra); +void lib9p_stat_unmarshal(struct lib9p_ctx *ctx, uint8_t *net_bytes, + struct lib9p_stat *ret); /** + * Marhsal a `struct lib9p_stat` structure into a byte-array. + * + * lib9p_Tmsg_marshal does no validation; it trusts that the + * programmer won't give it garbage input. However, just as it + * doesn't marshal struct fields that aren't in ctx->version, it won't + * marshal bitfield bits that aren't in ctx->version; it applies a + * version-specific mask to bitfields. + * + * @param ctx : negotiated protocol parameters, where to record errors + * @param max_net_size : the maximum network-encoded size to allow + * @param obj : the message to encode + * * @return ret_bytes: the buffer to encode into * @return the number of bytes written, or 0 if the stat object does not fit in max_net_size + * + * @errno LINUX_ERANGE: reply does not fit in max_net_size */ -uint32_t lib9p_marshal_stat(struct lib9p_ctx *ctx, uint32_t max_net_size, struct lib9p_stat *obj, +uint32_t lib9p_stat_marshal(struct lib9p_ctx *ctx, uint32_t max_net_size, struct lib9p_stat *obj, uint8_t *ret_bytes); #endif /* _LIB9P_9P_H_ */ diff --git a/lib9p/include/lib9p/linux-errno.h b/lib9p/include/lib9p/linux-errno.h index e7c74f5..e864fb6 100644 --- a/lib9p/include/lib9p/linux-errno.h +++ b/lib9p/include/lib9p/linux-errno.h @@ -1,5 +1,5 @@ /* lib9p/linux-errno.h - Generated by `lib9p/include/lib9p/linux-errno.h.gen 3rd-party/linux-errno.txt`. DO NOT EDIT! */ -/* 3rd-party/linux-errno.txt - Generated from build-aux/linux-errno.txt.gen and linux.git v6.7. DO NOT EDIT! */ +/* 3rd-party/linux-errno.txt - Generated from lib9p/linux-errno.txt.gen and linux.git v6.14. DO NOT EDIT! */ #ifndef _LIB9P_LINUX_ERRNO_H_ #define _LIB9P_LINUX_ERRNO_H_ diff --git a/lib9p/include/lib9p/linux-errno.h.gen b/lib9p/include/lib9p/linux-errno.h.gen index 8f4e0c8..2c736a2 100755 --- a/lib9p/include/lib9p/linux-errno.h.gen +++ b/lib9p/include/lib9p/linux-errno.h.gen @@ -1,7 +1,7 @@ #!/usr/bin/env python # lib9p/linux-errno.h.gen - Generate a C header from a list of errno numbers # -# Copyright (C) 2024 Luke T. Shumaker <lukeshu@lukeshu.com> +# Copyright (C) 2024-2025 Luke T. Shumaker <lukeshu@lukeshu.com> # SPDX-License-Identifier: AGPL-3.0-or-later import sys @@ -13,7 +13,7 @@ def print_errnos() -> None: ) errnos: dict[str, tuple[int, str]] = {} for txtlist in sys.argv[1:]: - with open(txtlist, "r") as fh: + with open(txtlist, "r", encoding="utf-8") as fh: for line in fh: if line.startswith("#"): print(f"/* {line[1:].strip()} */") @@ -26,12 +26,10 @@ def print_errnos() -> None: print("#ifndef _LIB9P_LINUX_ERRNO_H_") print("#define _LIB9P_LINUX_ERRNO_H_") print() - namelen = max(len(name) for name in errnos.keys()) + namelen = max(len(name) for name in errnos) numlen = max(len(str(num)) for (num, desc) in errnos.values()) - for name in errnos: - print( - f"#define LINUX_{name.ljust(namelen)} {str(errnos[name][0]).rjust(numlen)} /* {errnos[name][1]} */" - ) + for name, [num, msg] in errnos.items(): + print(f"#define LINUX_{name:<{namelen}} {num:>{numlen}} /* {msg} */") print() print("#endif /* _LIB9P_LINUX_ERRNO_H_ */") diff --git a/lib9p/include/lib9p/srv.h b/lib9p/include/lib9p/srv.h index ab7ec43..bb5efb9 100644 --- a/lib9p/include/lib9p/srv.h +++ b/lib9p/include/lib9p/srv.h @@ -1,6 +1,6 @@ /* lib9p/srv.h - 9P server * - * Copyright (C) 2024 Luke T. Shumaker <lukeshu@lukeshu.com> + * Copyright (C) 2024-2025 Luke T. Shumaker <lukeshu@lukeshu.com> * SPDX-License-Identifier: AGPL-3.0-or-later */ @@ -11,110 +11,216 @@ #include <libcr_ipc/rpc.h> #include <libcr_ipc/chan.h> #include <libhw/generic/net.h> +#include <libmisc/assert.h> #include <libmisc/private.h> +#include <libobj/obj.h> #include <lib9p/9p.h> /* context ********************************************************************/ -CR_CHAN_DECLARE(_lib9p_srv_flushch, bool) +CR_CHAN_DECLARE(_lib9p_srv_flushch, bool); -struct lib9p_srv_ctx { - struct lib9p_ctx basectx; - uint32_t uid; - char *uname; +struct lib9p_srv_authinfo { + lib9p_nuid_t uid; + struct lib9p_s uname; + + BEGIN_PRIVATE(LIB9P_SRV_H); + unsigned int refcount; + END_PRIVATE(LIB9P_SRV_H); +}; - BEGIN_PRIVATE(LIB9P_SRV_H) - _lib9p_srv_flushch_t _flushch; - END_PRIVATE(LIB9P_SRV_H) +struct lib9p_srv_ctx { + struct lib9p_ctx basectx; + struct lib9p_srv_authinfo *authinfo; + + BEGIN_PRIVATE(LIB9P_SRV_H); + struct _lib9p_srv_sess *parent_sess; + lib9p_tag_t tag; + uint8_t *net_bytes; + _lib9p_srv_flushch_t flushch; + END_PRIVATE(LIB9P_SRV_H); }; bool lib9p_srv_flush_requested(struct lib9p_srv_ctx *ctx); -int lib9p_srv_acknowledge_flush(struct lib9p_srv_ctx *ctx); +void lib9p_srv_acknowledge_flush(struct lib9p_srv_ctx *ctx); /* interface definitions ******************************************************/ -struct lib9p_srv_file_vtable; - -struct __lib9p_srv_file; -typedef struct __lib9p_srv_file { - struct lib9p_srv_file_vtable *vtable; - - BEGIN_PRIVATE(LIB9P_SRV_H) - /* Managed by srv.c, but should be cloned by ->vtable->clone(). */ - struct __lib9p_srv_file *_parent_dir; /* clone this - - /* Managed by srv.c, but should be initialized to 0 by ->vtable->clone(). */ - /* ref type 1: an entry in fidmap - * ref type 2: ->_parent_dir of another file */ - unsigned int _refcount; - END_PRIVATE(LIB9P_SRV_H) -} implements_lib9p_srv_file; - -struct lib9p_srv_file_vtable { - /* all - resource management */ - implements_lib9p_srv_file *(*clone )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *); - void (*free )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *); - - /* all - syscalls */ - uint32_t (*io )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *, - lib9p_o_t flags); - struct lib9p_stat (*stat )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *); - void (*wstat )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *, - struct lib9p_stat new); - void (*remove )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *); - - /* directories - base */ - implements_lib9p_srv_file *(*dopen )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *, - char *childname); - implements_lib9p_srv_file *(*dcreate)(implements_lib9p_srv_file *, struct lib9p_srv_ctx *, - char *childname, - lib9p_dm_t perm, lib9p_o_t flags); - - /* directories - once opened */ - size_t /* <- obj cnt */ (*dread )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *, - uint8_t *buf, - uint32_t byte_count, /* <- num bytes */ - size_t obj_offset); /* <- starting at this object */ - - /* non-directories - once opened */ - uint32_t (*pread )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *, - void *buf, - uint32_t byte_count, - uint64_t byte_offset); - uint32_t (*pwrite )(implements_lib9p_srv_file *, struct lib9p_srv_ctx *, - void *buf, - uint32_t byte_count, - uint64_t byte_offset); -}; +lo_interface lib9p_srv_fio; +lo_interface lib9p_srv_dio; + +/* FIXME: I don't like that the pointers returned by stat() and + * pread() have to remain live after they return. Perhaps a + * `respond()`-callback? But that just reads as gross in C. + * + * FIXME: It would be nice if pread() could return more than 1 iovec. + */ +#define lib9p_srv_file_LO_IFACE \ + /* resource management **********************************************/ \ + \ + /** \ + * free() is be called when all FIDs associated with the file are \ + * clunked. \ + * \ + * free() MUST NOT error. \ + */ \ + LO_FUNC(void , free ) \ + \ + /** \ + * qid() is called frequently and returns the current QID of the file. \ + * The .path field MUST never change, the .type field may change in \ + * response to wstat() calls (but the QT_DIR bit MUST NOT change), and \ + * the .vers field may change frequently in response to any number of \ + * things (wstat(), write(), or non-9P events). \ + * \ + * qid() MUST NOT error. \ + */ \ + LO_FUNC(struct lib9p_qid , qid ) \ + \ + /* non-"opened" generic I/O *****************************************/ \ + \ + LO_FUNC(struct lib9p_stat , stat , struct lib9p_srv_ctx *) \ + LO_FUNC(void , wstat , struct lib9p_srv_ctx *, \ + struct lib9p_stat new) \ + LO_FUNC(void , remove , struct lib9p_srv_ctx *) \ + \ + /* non-"opened" directory I/O ***************************************/ \ + \ + LO_FUNC(lo_interface lib9p_srv_file, dwalk , struct lib9p_srv_ctx *, \ + struct lib9p_s childname) \ + LO_FUNC(lo_interface lib9p_srv_file, dcreate, struct lib9p_srv_ctx *, \ + struct lib9p_s childname, \ + lib9p_dm_t perm, \ + lib9p_o_t flags) \ + \ + /* open() for I/O ***************************************************/ \ + \ + LO_FUNC(lo_interface lib9p_srv_fio , fopen , struct lib9p_srv_ctx *, \ + bool rd, bool wr, \ + bool trunc) \ + LO_FUNC(lo_interface lib9p_srv_dio , dopen , struct lib9p_srv_ctx *) +LO_INTERFACE(lib9p_srv_file); + +#define lib9p_srv_fio_LO_IFACE \ + LO_FUNC(struct lib9p_qid , qid ) \ + LO_FUNC(void , iofree ) \ + LO_FUNC(uint32_t , iounit ) \ + LO_FUNC(void , pread , struct lib9p_srv_ctx *, \ + uint32_t byte_count, \ + uint64_t byte_offset, \ + struct iovec *ret) \ + LO_FUNC(uint32_t , pwrite , struct lib9p_srv_ctx *, \ + void *buf, \ + uint32_t byte_count, \ + uint64_t byte_offset) +LO_INTERFACE(lib9p_srv_fio); + +/* FIXME: The dio interface just feels clunky. I'm not in a rush to + * change it because util9p_static_dir is already implemented and I + * don't anticipate the sbc-harness needing another dio + * implementation. But if I wanted lib9p to be used outside of + * sbc-harness, this is one of the first things that I'd want to + * change. + */ +#define lib9p_srv_dio_LO_IFACE \ + LO_FUNC(struct lib9p_qid , qid ) \ + LO_FUNC(void , iofree ) \ + LO_FUNC(size_t /* <- obj cnt */ , dread , struct lib9p_srv_ctx *, \ + uint8_t *buf, \ + /* num bytes -> */ uint32_t byte_count, \ + /* starting at this object -> */ size_t obj_offset) +LO_INTERFACE(lib9p_srv_dio); + +#define LIB9P_SRV_NOTDIR(TYP, NAM) \ + static lo_interface lib9p_srv_file NAM##_dwalk (TYP *, struct lib9p_srv_ctx *, struct lib9p_s) { assert_notreached("not a directory"); } \ + static lo_interface lib9p_srv_file NAM##_dcreate(TYP *, struct lib9p_srv_ctx *, struct lib9p_s, lib9p_dm_t, lib9p_o_t) { assert_notreached("not a directory"); } \ + static lo_interface lib9p_srv_dio NAM##_dopen (TYP *, struct lib9p_srv_ctx *) { assert_notreached("not a directory"); } + +#define LIB9P_SRV_NOTFILE(TYP, NAM) \ + static lo_interface lib9p_srv_fio NAM##_fopen (TYP *, struct lib9p_srv_ctx *, bool, bool, bool) { assert_notreached("not a file"); } /* main server entrypoints ****************************************************/ -CR_RPC_DECLARE(_lib9p_srv_reqch, struct _lib9p_srv_req *, bool) +CR_RPC_DECLARE(_lib9p_srv_reqch, struct lib9p_srv_ctx *, bool); + +#if CONFIG_9P_ENABLE_9P2000_p9p +#define net_stream_conn_unix_LO_IFACE \ + LO_NEST(net_stream_conn) \ + /** Returns 0 on success, -errno on error. */ \ + LO_FUNC(int, send_unix_fd, int fd) +LO_INTERFACE(net_stream_conn_unix); +#endif struct lib9p_srv { /* Things you provide */ - void /*TODO*/ (*auth )(struct lib9p_srv_ctx *, char *treename); /* optional */ - implements_lib9p_srv_file *(*rootdir)(struct lib9p_srv_ctx *, char *treename); + void /*TODO*/ (*auth )(struct lib9p_srv_ctx *, struct lib9p_s treename); /* optional */ + lo_interface lib9p_srv_file (*rootdir)(struct lib9p_srv_ctx *, struct lib9p_s treename); + void (*msglog )(struct lib9p_srv_ctx *, enum lib9p_msg_type, void *hostmsg); /* optional */ +#if CONFIG_9P_ENABLE_9P2000_p9p + lo_interface net_stream_conn_unix (*type_assert_unix)(lo_interface net_stream_conn); /* optional */ +#endif /* For internal use */ - BEGIN_PRIVATE(LIB9P_SRV_H) + BEGIN_PRIVATE(LIB9P_SRV_H); + unsigned int readers; + unsigned int writers; _lib9p_srv_reqch_t _reqch; - END_PRIVATE(LIB9P_SRV_H) + END_PRIVATE(LIB9P_SRV_H); }; /** + * In a loop loop, accept a connection call lib9p_srv_read() on it. + * If LO_CALL(listener, accept) fails, then the function returns. + * + * When the last lib9p_srv_accept_and_read_loop() instance for a given + * `srv` returns, it will signal all lib9p_srv_worker_loop() calls to + * return. + * + * @param srv: The server configuration and state; has an associated + * pool of lib9p_srv_worker_loop() coroutines. + * + * @param listener: The listener object to accept connections from. + */ +void lib9p_srv_accept_and_read_loop(struct lib9p_srv *srv, lo_interface net_stream_listener listener); + +/** + * You should probably not call this directly; you should probably use + * lib9p_srv_accept_and_read_loop(). + * + * Given an already-established stream connection (i.e. a TCP + * connection), service that connection; return once the connection is + * closed. Requests are dispatched to a pool of + * lib9p_srv_worker_loop() coroutines with the same `srv`. + * * Will just close the connection if a T-message has a size[4] <7. * - * @errno LINUX_EMSGSIZE T-message has size[4] bigger than max_msg_size - * @errno LINUX_EDOM Tversion specified an impossibly small max_msg_size + * @param srv: The server configuration and state; has an associated + * pool of lib9p_srv_worker_loop() coroutines. + * + * @param conn: The listener object to accept connections from. + * + * Errors that this function itself may send to clients: + * + * @errno LINUX_EMSGSIZE T-message has size[4] bigger than max_msg_size + * @errno LINUX_EDOM Tversion specified an impossibly small max_msg_size * @errno LINUX_EOPNOTSUPP T-message has an R-message type, or an unrecognized T-message type - * @errno LINUX_EBADMSG T-message has wrong size[4] for its content, or has invalid UTF-8 - * @errno LINUX_ERANGE R-message does not fit into max_msg_size + * @errno LINUX_EBADMSG T-message has wrong size[4] for its content, or has invalid UTF-8 + * @errno LINUX_ERANGE R-message does not fit into max_msg_size */ +void lib9p_srv_read(struct lib9p_srv *srv, lo_interface net_stream_conn conn); + + -__attribute__ ((noreturn)) void lib9p_srv_read_cr(struct lib9p_srv *srv, implements_net_stream_listener *listener); -COROUTINE lib9p_srv_write_cr(void *_srv); +/** + * In a loop, service requests to the `struct lib9p_srv *srv` argument + * that have been read by lib9p_srv_accept_and_read_loop() / + * lib9p_srv_read(). A "NULL" request causes the function to return. + * + * @param srv: The server configuration and state; has an associated + * pool of lib9p_srv_accept_and_read_loop() coroutines. + */ +void lib9p_srv_worker_loop(struct lib9p_srv *srv); #endif /* _LIB9P_SRV_H_ */ |