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xcb_shm_query_version(3) XCB Requests xcb_shm_query_version(3) NAME xcb_shm_query_version - Query the version of the MIT-SHM extension. SYNOPSIS #include <xcb/shm.h> Request function xcb_shm_query_version_cookie_t xcb_shm_query_version(xcb_connec- tion_t *conn, Reply datastructure typedef struct xcb_shm_query_version_reply_t { uint8_t response_type; uint8_t shared_pixmaps; uint16_t sequence; uint32_t length; uint16_t major_version; uint16_t minor_version; uint16_t uid; uint16_t gid; uint8_t pixmap_format; uint8_t pad0[15]; } xcb_shm_query_version_reply_t; Reply function xcb_shm_query_version_reply_t *xcb_shm_query_version_reply(xcb_connec- tion_t *conn, xcb_shm_query_version_cookie_t cookie, xcb_generic_er- ror_t **e); REQUEST ARGUMENTS conn The XCB connection to X11. REPLY FIELDS response_type The type of this reply, in this case XCB_SHM_QUERY_VERSION. This field is also present in the xcb_generic_reply_t and can be used to tell replies apart from each other. sequence The sequence number of the last request processed by the X11 server. length The length of the reply, in words (a word is 4 bytes). shared_pixmaps True if the server supports shared pixmaps, otherwise false. major_version The major version of the extension supported. minor_version The minor version of the extension supported. uid The UID of the server. gid The GID of the server. pixmap_format TODO: NOT YET DOCUMENTED. DESCRIPTION This is used to determine the version of the MIT-SHM extension supported by the X server. Clients MUST NOT make other requests in this extension until a reply to this requests indicates the X server supports them. RETURN VALUE Returns an xcb_shm_query_version_cookie_t. Errors have to be handled when calling the reply function xcb_shm_query_version_reply. If you want to handle errors in the event loop instead, use xcb_shm_query_version_unchecked. See xcb-requests(3) for details. ERRORS This request does never generate any errors. SEE ALSO xcb-requests(3) AUTHOR Generated from shm.xml. Contact xcb@lists.freedesktop.org for corrections and improvements. X Version 11 libxcb 1.17.0 xcb_shm_query_version(3)
NAME | SYNOPSIS | REQUEST ARGUMENTS | REPLY FIELDS | DESCRIPTION | RETURN VALUE | ERRORS | SEE ALSO | AUTHOR
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