/* * Details of the "wire" protocol between Xen Store Daemon and client * library or guest kernel. * Copyright (C) 2005 Rusty Russell IBM Corporation */ #ifndef _XS_WIRE_H #define _XS_WIRE_H enum xsd_sockmsg_type { XS_DEBUG, XS_DIRECTORY, XS_READ, XS_GET_PERMS, XS_WATCH, XS_UNWATCH, XS_TRANSACTION_START, XS_TRANSACTION_END, XS_INTRODUCE, XS_RELEASE, XS_GET_DOMAIN_PATH, XS_WRITE, XS_MKDIR, XS_RM, XS_SET_PERMS, XS_WATCH_EVENT, XS_ERROR, XS_IS_DOMAIN_INTRODUCED, XS_RESUME, XS_SET_TARGET, XS_RESTRICT, XS_RESET_WATCHES, }; #define XS_WRITE_NONE "NONE" #define XS_WRITE_CREATE "CREATE" #define XS_WRITE_CREATE_EXCL "CREATE|EXCL" /* We hand errors as strings, for portability. */ struct xsd_errors { int errnum; const char *errstring; }; #define XSD_ERROR(x) { x, #x } static struct xsd_errors xsd_errors[] __attribute__((unused)) = { XSD_ERROR(EINVAL), XSD_ERROR(EACCES), XSD_ERROR(EEXIST), XSD_ERROR(EISDIR), XSD_ERROR(ENOENT), XSD_ERROR(ENOMEM), XSD_ERROR(ENOSPC), XSD_ERROR(EIO), XSD_ERROR(ENOTEMPTY), XSD_ERROR(ENOSYS), XSD_ERROR(EROFS), XSD_ERROR(EBUSY), XSD_ERROR(EAGAIN), XSD_ERROR(EISCONN) }; struct xsd_sockmsg { uint32_t type; /* XS_??? */ uint32_t req_id;/* Request identifier, echoed in daemon's response. */ uint32_t tx_id; /* Transaction id (0 if not related to a transaction). */ uint32_t len; /* Length of data following this. */ /* Generally followed by nul-terminated string(s). */ }; enum xs_watch_type { XS_WATCH_PATH = 0, XS_WATCH_TOKEN }; /* Inter-domain shared memory communications. */ #define XENSTORE_RING_SIZE 1024 typedef uint32_t XENSTORE_RING_IDX; #define MASK_XENSTORE_IDX(idx) ((idx) & (XENSTORE_RING_SIZE-1)) struct xenstore_domain_interface { char req[XENSTORE_RING_SIZE]; /* Requests to xenstore daemon. */ char rsp[XENSTORE_RING_SIZE]; /* Replies and async watch events. */ XENSTORE_RING_IDX req_cons, req_prod; XENSTORE_RING_IDX rsp_cons, rsp_prod; }; /* Violating this is very bad. See docs/misc/xenstore.txt. */ #define XENSTORE_PAYLOAD_MAX 4096 #endif /* _XS_WIRE_H */ clude/net/inet_sock.h'>
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authorBhumika Goyal <bhumirks@gmail.com>2017-01-25 00:54:07 +0530
committerDan Williams <dan.j.williams@intel.com>2017-01-31 18:16:30 -0800
commit970d14e3989160ee9e97c7d75ecbc893fd29dab9 (patch)
tree4a731cac4efedb17f86a912ec56c151d26792abe /include/net/inet_sock.h
parent7a308bb3016f57e5be11a677d15b821536419d36 (diff)
nvdimm: constify device_type structures
Declare device_type structure as const as it is only stored in the type field of a device structure. This field is of type const, so add const to declaration of device_type structure. File size before: text data bss dec hex filename 19278 3199 16 22493 57dd nvdimm/namespace_devs.o File size after: text data bss dec hex filename 19929 3160 16 23105 5a41 nvdimm/namespace_devs.o Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'include/net/inet_sock.h')