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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5563 | serge | 1 | /* |
| 2 | * (C) Copyright IBM Corporation 2004 |
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| 3 | * All Rights Reserved. |
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| 4 | * |
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| 5 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 6 | * copy of this software and associated documentation files (the "Software"), |
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| 7 | * to deal in the Software without restriction, including without limitation |
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| 8 | * on the rights to use, copy, modify, merge, publish, distribute, sub |
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| 9 | * license, and/or sell copies of the Software, and to permit persons to whom |
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| 10 | * the Software is furnished to do so, subject to the following conditions: |
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| 11 | * |
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| 12 | * The above copyright notice and this permission notice (including the next |
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| 13 | * paragraph) shall be included in all copies or substantial portions of the |
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| 14 | * Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
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| 19 | * IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 22 | * DEALINGS IN THE SOFTWARE. |
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| 23 | */ |
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| 24 | |||
| 25 | /** |
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| 26 | * \file glx_query.c |
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| 27 | * Generic utility functions to query internal data from the server. |
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| 28 | * |
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| 29 | * \author Ian Romanick |
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| 30 | */ |
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| 31 | |||
| 32 | #include "glxclient.h" |
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| 33 | |||
| 34 | # include |
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| 35 | # include |
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| 36 | # include |
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| 37 | |||
| 38 | |||
| 39 | /** |
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| 40 | * Exchange a protocol request for glXQueryServerString. |
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| 41 | */ |
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| 42 | char * |
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| 43 | __glXQueryServerString(Display * dpy, int opcode, CARD32 screen, CARD32 name) |
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| 44 | { |
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| 45 | xcb_connection_t *c = XGetXCBConnection(dpy); |
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| 46 | xcb_glx_query_server_string_reply_t *reply = |
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| 47 | xcb_glx_query_server_string_reply(c, |
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| 48 | xcb_glx_query_server_string(c, |
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| 49 | screen, |
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| 50 | name), |
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| 51 | NULL); |
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| 52 | |||
| 53 | /* The spec doesn't mention this, but the Xorg server replies with |
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| 54 | * a string already terminated with '\0'. */ |
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| 55 | uint32_t len = xcb_glx_query_server_string_string_length(reply); |
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| 56 | char *buf = malloc(len); |
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| 57 | memcpy(buf, xcb_glx_query_server_string_string(reply), len); |
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| 58 | free(reply); |
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| 59 | |||
| 60 | return buf; |
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| 61 | } |
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| 62 | |||
| 63 | /** |
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| 64 | * Exchange a protocol request for glGetString. |
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| 65 | */ |
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| 66 | char * |
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| 67 | __glXGetString(Display * dpy, int opcode, CARD32 contextTag, CARD32 name) |
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| 68 | { |
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| 69 | xcb_connection_t *c = XGetXCBConnection(dpy); |
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| 70 | xcb_glx_get_string_reply_t *reply = xcb_glx_get_string_reply(c, |
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| 71 | xcb_glx_get_string |
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| 72 | (c, |
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| 73 | contextTag, |
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| 74 | name), |
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| 75 | NULL); |
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| 76 | |||
| 77 | /* The spec doesn't mention this, but the Xorg server replies with |
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| 78 | * a string already terminated with '\0'. */ |
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| 79 | uint32_t len = xcb_glx_get_string_string_length(reply); |
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| 80 | char *buf = malloc(len); |
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| 81 | memcpy(buf, xcb_glx_get_string_string(reply), len); |
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| 82 | free(reply); |
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| 83 | |||
| 84 | return buf; |
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| 85 | } |
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| 86 |