diff options
| -rw-r--r-- | MAINTAINERS | 1 | ||||
| -rw-r--r-- | include/qemu/drm.h | 6 | ||||
| -rw-r--r-- | include/ui/console.h | 1 | ||||
| -rw-r--r-- | qemu-deprecated.texi | 20 | ||||
| -rw-r--r-- | qemu-doc.texi | 20 | ||||
| -rw-r--r-- | qemu-keymap.c | 2 | ||||
| -rw-r--r-- | qemu-options.hx | 43 | ||||
| -rw-r--r-- | ui/console.c | 6 | ||||
| -rw-r--r-- | ui/egl-helpers.c | 51 | ||||
| -rw-r--r-- | ui/sdl2-gl.c | 5 | ||||
| -rw-r--r-- | ui/sdl2.c | 13 | ||||
| -rw-r--r-- | ui/spice-display.c | 42 | ||||
| -rw-r--r-- | ui/vnc-enc-tight.c | 2 | ||||
| -rw-r--r-- | ui/vnc-jobs.c | 3 | ||||
| -rw-r--r-- | ui/vnc.c | 94 | ||||
| -rw-r--r-- | util/Makefile.objs | 1 | ||||
| -rw-r--r-- | util/drm.c | 66 |
17 files changed, 139 insertions, 237 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 089b5af4d6..d12518c08f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1576,6 +1576,7 @@ S: Odd Fixes F: ui/ F: include/ui/ F: qapi/ui.json +F: util/drm.c Cocoa graphics M: Peter Maydell <peter.maydell@linaro.org> diff --git a/include/qemu/drm.h b/include/qemu/drm.h new file mode 100644 index 0000000000..4c3e622f5c --- /dev/null +++ b/include/qemu/drm.h @@ -0,0 +1,6 @@ +#ifndef QEMU_DRM_H_ +#define QEMU_DRM_H_ + +int qemu_drm_rendernode_open(const char *rendernode); + +#endif diff --git a/include/ui/console.h b/include/ui/console.h index 981b519dde..fb969caf70 100644 --- a/include/ui/console.h +++ b/include/ui/console.h @@ -186,6 +186,7 @@ struct QemuDmaBuf { uint32_t stride; uint32_t fourcc; uint32_t texture; + bool y0_top; }; typedef struct DisplayChangeListenerOps { diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi index 87212b62f2..1b9c007f12 100644 --- a/qemu-deprecated.texi +++ b/qemu-deprecated.texi @@ -40,26 +40,6 @@ which is the default. The ``-no-kvm'' argument is now a synonym for setting ``-machine accel=tcg''. -@subsection -vnc tls (since 2.5.0) - -The ``-vnc tls'' argument is now a synonym for setting -``-object tls-creds-anon,id=tls0'' combined with -``-vnc tls-creds=tls0' - -@subsection -vnc x509 (since 2.5.0) - -The ``-vnc x509=/path/to/certs'' argument is now a -synonym for setting -``-object tls-creds-x509,dir=/path/to/certs,id=tls0,verify-peer=no'' -combined with ``-vnc tls-creds=tls0' - -@subsection -vnc x509verify (since 2.5.0) - -The ``-vnc x509verify=/path/to/certs'' argument is now a -synonym for setting -``-object tls-creds-x509,dir=/path/to/certs,id=tls0,verify-peer=yes'' -combined with ``-vnc tls-creds=tls0' - @subsection -tftp (since 2.6.0) The ``-tftp /some/dir'' argument is replaced by either diff --git a/qemu-doc.texi b/qemu-doc.texi index f74542a0e9..7bd449f398 100644 --- a/qemu-doc.texi +++ b/qemu-doc.texi @@ -1103,7 +1103,9 @@ support provides a secure session, but no authentication. This allows any client to connect, and provides an encrypted session. @example -qemu-system-i386 [...OPTIONS...] -vnc :1,tls,x509=/etc/pki/qemu -monitor stdio +qemu-system-i386 [...OPTIONS...] \ + -object tls-creds-x509,id=tls0,dir=/etc/pki/qemu,endpoint=server,verify-peer=no \ + -vnc :1,tls-creds=tls0 -monitor stdio @end example In the above example @code{/etc/pki/qemu} should contain at least three files, @@ -1118,10 +1120,14 @@ only be readable by the user owning it. Certificates can also provide a means to authenticate the client connecting. The server will request that the client provide a certificate, which it will then validate against the CA certificate. This is a good choice if deploying -in an environment with a private internal certificate authority. +in an environment with a private internal certificate authority. It uses the +same syntax as previously, but with @code{verify-peer} set to @code{yes} +instead. @example -qemu-system-i386 [...OPTIONS...] -vnc :1,tls,x509verify=/etc/pki/qemu -monitor stdio +qemu-system-i386 [...OPTIONS...] \ + -object tls-creds-x509,id=tls0,dir=/etc/pki/qemu,endpoint=server,verify-peer=yes \ + -vnc :1,tls-creds=tls0 -monitor stdio @end example @@ -1132,7 +1138,9 @@ Finally, the previous method can be combined with VNC password authentication to provide two layers of authentication for clients. @example -qemu-system-i386 [...OPTIONS...] -vnc :1,password,tls,x509verify=/etc/pki/qemu -monitor stdio +qemu-system-i386 [...OPTIONS...] \ + -object tls-creds-x509,id=tls0,dir=/etc/pki/qemu,endpoint=server,verify-peer=yes \ + -vnc :1,tls-creds=tls0,password -monitor stdio (qemu) change vnc password Password: ******** (qemu) @@ -1169,7 +1177,9 @@ credentials. This can be enabled, by combining the 'sasl' option with the aforementioned TLS + x509 options: @example -qemu-system-i386 [...OPTIONS...] -vnc :1,tls,x509,sasl -monitor stdio +qemu-system-i386 [...OPTIONS...] \ + -object tls-creds-x509,id=tls0,dir=/etc/pki/qemu,endpoint=server,verify-peer=yes \ + -vnc :1,tls-creds=tls0,sasl -monitor stdio @end example @node vnc_setup_sasl diff --git a/qemu-keymap.c b/qemu-keymap.c index 6216371aa1..4d00468747 100644 --- a/qemu-keymap.c +++ b/qemu-keymap.c @@ -84,7 +84,7 @@ static void walk_map(struct xkb_keymap *map, xkb_keycode_t code, void *data) } fprintf(outfile, "# evdev %d (0x%x), QKeyCode \"%s\", number 0x%x\n", evdev, evdev, - QKeyCode_lookup.array[qcode], + QKeyCode_str(qcode), qcode_to_number(qcode)); /* diff --git a/qemu-options.hx b/qemu-options.hx index d66ab1bddb..654ef484d9 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -1632,49 +1632,6 @@ will cause the VNC server socket to enable the VeNCrypt auth mechanism. The credentials should have been previously created using the @option{-object tls-creds} argument. -The @option{tls-creds} parameter obsoletes the @option{tls}, -@option{x509}, and @option{x509verify} options, and as such -it is not permitted to set both new and old type options at -the same time. - -@item tls - -Require that client use TLS when communicating with the VNC server. This -uses anonymous TLS credentials so is susceptible to a man-in-the-middle -attack. It is recommended that this option be combined with either the -@option{x509} or @option{x509verify} options. - -This option is now deprecated in favor of using the @option{tls-creds} -argument. - -@item x509=@var{/path/to/certificate/dir} - -Valid if @option{tls} is specified. Require that x509 credentials are used -for negotiating the TLS session. The server will send its x509 certificate -to the client. It is recommended that a password be set on the VNC server -to provide authentication of the client when this is used. The path following -this option specifies where the x509 certificates are to be loaded from. -See the @ref{vnc_security} section for details on generating certificates. - -This option is now deprecated in favour of using the @option{tls-creds} -argument. - -@item x509verify=@var{/path/to/certificate/dir} - -Valid if @option{tls} is specified. Require that x509 credentials are used -for negotiating the TLS session. The server will send its x509 certificate -to the client, and request that the client send its own x509 certificate. -The server will validate the client's certificate against the CA certificate, -and reject clients when validation fails. If the certificate authority is -trusted, this is a sufficient authentication mechanism. You may still wish -to set a password on the VNC server as a second authentication layer. The -path following this option specifies where the x509 certificates are to -be loaded from. See the @ref{vnc_security} section for details on generating -certificates. - -This option is now deprecated in favour of using the @option{tls-creds} -argument. - @item sasl Require that the client use SASL to authenticate with the VNC server. diff --git a/ui/console.c b/ui/console.c index bc58458ee8..3a285bae00 100644 --- a/ui/console.c +++ b/ui/console.c @@ -2319,7 +2319,7 @@ bool qemu_display_find_default(DisplayOptions *opts) for (i = 0; i < ARRAY_SIZE(prio); i++) { if (dpys[prio[i]] == NULL) { - ui_module_load_one(DisplayType_lookup.array[prio[i]]); + ui_module_load_one(DisplayType_str(prio[i])); } if (dpys[prio[i]] == NULL) { continue; @@ -2337,11 +2337,11 @@ void qemu_display_early_init(DisplayOptions *opts) return; } if (dpys[opts->type] == NULL) { - ui_module_load_one(DisplayType_lookup.array[opts->type]); + ui_module_load_one(DisplayType_str(opts->type)); } if (dpys[opts->type] == NULL) { error_report("Display '%s' is not available.", - DisplayType_lookup.array[opts->type]); + DisplayType_str(opts->type)); exit(1); } if (dpys[opts->type]->early_init) { diff --git a/ui/egl-helpers.c b/ui/egl-helpers.c index 71b6a97bd1..4f475142fc 100644 --- a/ui/egl-helpers.c +++ b/ui/egl-helpers.c @@ -15,9 +15,7 @@ * License along with this library; if not, see <http://www.gnu.org/licenses/>. */ #include "qemu/osdep.h" -#include <glob.h> -#include <dirent.h> - +#include "qemu/drm.h" #include "qemu/error-report.h" #include "ui/console.h" #include "ui/egl-helpers.h" @@ -147,57 +145,12 @@ int qemu_egl_rn_fd; struct gbm_device *qemu_egl_rn_gbm_dev; EGLContext qemu_egl_rn_ctx; -static int qemu_egl_rendernode_open(const char *rendernode) -{ - DIR *dir; - struct dirent *e; - int r, fd; - char *p; - - if (rendernode) { - return open(rendernode, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK); - } - - dir = opendir("/dev/dri"); - if (!dir) { - return -1; - } - - fd = -1; - while ((e = readdir(dir))) { - if (e->d_type != DT_CHR) { - continue; - } - - if (strncmp(e->d_name, "renderD", 7)) { - continue; - } - - p = g_strdup_printf("/dev/dri/%s", e->d_name); - - r = open(p, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK); - if (r < 0) { - g_free(p); - continue; - } - fd = r; - g_free(p); - break; - } - - closedir(dir); - if (fd < 0) { - return -1; - } - return fd; -} - int egl_rendernode_init(const char *rendernode, DisplayGLMode mode) { qemu_egl_rn_fd = -1; int rc; - qemu_egl_rn_fd = qemu_egl_rendernode_open(rendernode); + qemu_egl_rn_fd = qemu_drm_rendernode_open(rendernode); if (qemu_egl_rn_fd == -1) { error_report("egl: no drm render node available"); goto err; diff --git a/ui/sdl2-gl.c b/ui/sdl2-gl.c index 83b71853d1..1bf4542d8d 100644 --- a/ui/sdl2-gl.c +++ b/ui/sdl2-gl.c @@ -124,6 +124,11 @@ void sdl2_gl_redraw(struct sdl2_console *scon) { assert(scon->opengl); + if (scon->scanout_mode) { + /* sdl2_gl_scanout_flush actually only care about + * the first argument. */ + return sdl2_gl_scanout_flush(&scon->dcl, 0, 0, 0, 0); + } if (scon->surface) { sdl2_gl_render_surface(scon); } diff --git a/ui/sdl2.c b/ui/sdl2.c index 76e59427cc..0a9a18a964 100644 --- a/ui/sdl2.c +++ b/ui/sdl2.c @@ -761,7 +761,6 @@ static void sdl2_display_early_init(DisplayOptions *o) static void sdl2_display_init(DisplayState *ds, DisplayOptions *o) { - int flags; uint8_t data = 0; char *filename; int i; @@ -782,8 +781,7 @@ static void sdl2_display_init(DisplayState *ds, DisplayOptions *o) setenv("SDL_VIDEODRIVER", "x11", 0); #endif - flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE; - if (SDL_Init(flags)) { + if (SDL_Init(SDL_INIT_VIDEO)) { fprintf(stderr, "Could not initialize SDL(%s) - exiting\n", SDL_GetError()); exit(1); @@ -792,6 +790,8 @@ static void sdl2_display_init(DisplayState *ds, DisplayOptions *o) memset(&info, 0, sizeof(info)); SDL_VERSION(&info.version); + gui_fullscreen = o->has_full_screen && o->full_screen; + for (i = 0;; i++) { QemuConsole *con = qemu_console_lookup_by_index(i); if (!con) { @@ -844,17 +844,14 @@ static void sdl2_display_init(DisplayState *ds, DisplayOptions *o) g_free(filename); } - if (sdl2_console->opts->has_full_screen && - sdl2_console->opts->full_screen) { - gui_fullscreen = 1; + gui_grab = 0; + if (gui_fullscreen) { sdl_grab_start(0); } mouse_mode_notifier.notify = sdl_mouse_mode_change; qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier); - gui_grab = 0; - sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0); sdl_cursor_normal = SDL_GetCursor(); diff --git a/ui/spice-display.c b/ui/spice-display.c index fe734821dd..2f8adb6b9f 100644 --- a/ui/spice-display.c +++ b/ui/spice-display.c @@ -450,29 +450,35 @@ void qemu_spice_display_switch(SimpleSpiceDisplay *ssd, qemu_mutex_unlock(&ssd->lock); } -static void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd) +void qemu_spice_cursor_refresh_bh(void *opaque) { + SimpleSpiceDisplay *ssd = opaque; + + qemu_mutex_lock(&ssd->lock); if (ssd->cursor) { + QEMUCursor *c = ssd->cursor; assert(ssd->dcl.con); - dpy_cursor_define(ssd->dcl.con, ssd->cursor); + cursor_get(c); + qemu_mutex_unlock(&ssd->lock); + dpy_cursor_define(ssd->dcl.con, c); + qemu_mutex_lock(&ssd->lock); + cursor_put(c); } + if (ssd->mouse_x != -1 && ssd->mouse_y != -1) { + int x, y; assert(ssd->dcl.con); - dpy_mouse_set(ssd->dcl.con, ssd->mouse_x, ssd->mouse_y, 1); + x = ssd->mouse_x; + y = ssd->mouse_y; ssd->mouse_x = -1; ssd->mouse_y = -1; + qemu_mutex_unlock(&ssd->lock); + dpy_mouse_set(ssd->dcl.con, x, y, 1); + } else { + qemu_mutex_unlock(&ssd->lock); } } -void qemu_spice_cursor_refresh_bh(void *opaque) -{ - SimpleSpiceDisplay *ssd = opaque; - - qemu_mutex_lock(&ssd->lock); - qemu_spice_cursor_refresh_unlocked(ssd); - qemu_mutex_unlock(&ssd->lock); -} - void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd) { graphic_hw_update(ssd->dcl.con); @@ -976,8 +982,10 @@ static void qemu_spice_gl_cursor_position(DisplayChangeListener *dcl, { SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl); + qemu_mutex_lock(&ssd->lock); ssd->ptr_x = pos_x; ssd->ptr_y = pos_y; + qemu_mutex_unlock(&ssd->lock); } static void qemu_spice_gl_release_dmabuf(DisplayChangeListener *dcl, @@ -1048,17 +1056,23 @@ static void qemu_spice_gl_update(DisplayChangeListener *dcl, /* note: spice server will close the fd, so hand over a dup */ spice_qxl_gl_scanout(&ssd->qxl, dup(dmabuf->fd), dmabuf->width, dmabuf->height, - dmabuf->stride, dmabuf->fourcc, false); + dmabuf->stride, dmabuf->fourcc, + dmabuf->y0_top); } qemu_spice_gl_monitor_config(ssd, 0, 0, dmabuf->width, dmabuf->height); ssd->guest_dmabuf_refresh = false; } if (render_cursor) { + int x, y; + qemu_mutex_lock(&ssd->lock); + x = ssd->ptr_x; + y = ssd->ptr_y; + qemu_mutex_unlock(&ssd->lock); egl_texture_blit(ssd->gls, &ssd->blit_fb, &ssd->guest_fb, !y_0_top); egl_texture_blend(ssd->gls, &ssd->blit_fb, &ssd->cursor_fb, - !y_0_top, ssd->ptr_x, ssd->ptr_y); + !y_0_top, x, y); glFlush(); } diff --git a/ui/vnc-enc-tight.c b/ui/vnc-enc-tight.c index f38aceb4da..0b4a5ac71f 100644 --- a/ui/vnc-enc-tight.c +++ b/ui/vnc-enc-tight.c @@ -979,7 +979,7 @@ static int send_mono_rect(VncState *vs, int x, int y, } #endif - bytes = (DIV_ROUND_UP(w, 8)) * h; + bytes = DIV_ROUND_UP(w, 8) * h; vnc_write_u8(vs, (stream | VNC_TIGHT_EXPLICIT_FILTER) << 4); vnc_write_u8(vs, VNC_TIGHT_FILTER_PALETTE); diff --git a/ui/vnc-jobs.c b/ui/vnc-jobs.c index b0b15d42a8..929391f85d 100644 --- a/ui/vnc-jobs.c +++ b/ui/vnc-jobs.c @@ -193,6 +193,7 @@ static void vnc_async_encoding_start(VncState *orig, VncState *local) static void vnc_async_encoding_end(VncState *orig, VncState *local) { + buffer_free(&local->output); orig->tight = local->tight; orig->zlib = local->zlib; orig->hextile = local->hextile; @@ -278,7 +279,7 @@ static int vnc_worker_thread_loop(VncJobQueue *queue) /* Copy persistent encoding data */ vnc_async_encoding_end(job->vs, &vs); - qemu_bh_schedule(job->vs->bh); + qemu_bh_schedule(job->vs->bh); } else { buffer_reset(&vs.output); /* Copy persistent encoding data */ diff --git a/ui/vnc.c b/ui/vnc.c index 359693238b..ccb1335d86 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -2967,7 +2967,8 @@ static int vnc_refresh_server_surface(VncDisplay *vd) PIXMAN_FORMAT_BPP(pixman_image_get_format(vd->guest.fb)); guest_row0 = (uint8_t *)pixman_image_get_data(vd->guest.fb); guest_stride = pixman_image_get_stride(vd->guest.fb); - guest_ll = pixman_image_get_width(vd->guest.fb) * (DIV_ROUND_UP(guest_bpp, 8)); + guest_ll = pixman_image_get_width(vd->guest.fb) + * DIV_ROUND_UP(guest_bpp, 8); } line_bytes = MIN(server_stride, guest_ll); @@ -3345,10 +3346,6 @@ static QemuOptsList qemu_vnc_opts = { .name = "tls-creds", .type = QEMU_OPT_STRING, },{ - /* Deprecated in favour of tls-creds */ - .name = "x509", - .type = QEMU_OPT_STRING, - },{ .name = "share", .type = QEMU_OPT_STRING, },{ @@ -3385,14 +3382,6 @@ static QemuOptsList qemu_vnc_opts = { .name = "sasl", .type = QEMU_OPT_BOOL, },{ - /* Deprecated in favour of tls-creds */ - .name = "tls", - .type = QEMU_OPT_BOOL, - },{ - /* Deprecated in favour of tls-creds */ - .name = "x509verify", - .type = QEMU_OPT_STRING, - },{ .name = "acl", .type = QEMU_OPT_BOOL, },{ @@ -3519,51 +3508,6 @@ vnc_display_setup_auth(int *auth, } -/* - * Handle back compat with old CLI syntax by creating some - * suitable QCryptoTLSCreds objects - */ -static QCryptoTLSCreds * -vnc_display_create_creds(bool x509, - bool x509verify, - const char *dir, - const char *id, - Error **errp) -{ - gchar *credsid = g_strdup_printf("tlsvnc%s", id); - Object *parent = object_get_objects_root(); - Object *creds; - Error *err = NULL; - - if (x509) { - creds = object_new_with_props(TYPE_QCRYPTO_TLS_CREDS_X509, - parent, - credsid, - &err, - "endpoint", "server", - "dir", dir, - "verify-peer", x509verify ? "yes" : "no", - NULL); - } else { - creds = object_new_with_props(TYPE_QCRYPTO_TLS_CREDS_ANON, - parent, - credsid, - &err, - "endpoint", "server", - NULL); - } - - g_free(credsid); - - if (err) { - error_propagate(errp, err); - return NULL; - } - - return QCRYPTO_TLS_CREDS(creds); -} - - static int vnc_display_get_address(const char *addrstr, bool websocket, bool reverse, @@ -3930,15 +3874,6 @@ void vnc_display_open(const char *id, Error **errp) credid = qemu_opt_get(opts, "tls-creds"); if (credid) { Object *creds; - if (qemu_opt_get(opts, "tls") || - qemu_opt_get(opts, "x509") || - qemu_opt_get(opts, "x509verify")) { - error_setg(errp, - "'tls-creds' parameter is mutually exclusive with " - "'tls', 'x509' and 'x509verify' parameters"); - goto fail; - } - creds = object_resolve_path_component( object_get_objects_root(), credid); if (!creds) { @@ -3961,31 +3896,6 @@ void vnc_display_open(const char *id, Error **errp) "Expecting TLS credentials with a server endpoint"); goto fail; } - } else { - const char *path; - bool tls = false, x509 = false, x509verify = false; - tls = qemu_opt_get_bool(opts, "tls", false); - if (tls) { - path = qemu_opt_get(opts, "x509"); - - if (path) { - x509 = true; - } else { - path = qemu_opt_get(opts, "x509verify"); - if (path) { - x509 = true; - x509verify = true; - } - } - vd->tlscreds = vnc_display_create_creds(x509, - x509verify, - path, - vd->id, - errp); - if (!vd->tlscreds) { - goto fail; - } - } } acl = qemu_opt_get_bool(opts, "acl", false); diff --git a/util/Makefile.objs b/util/Makefile.objs index e958116c86..0e88899011 100644 --- a/util/Makefile.objs +++ b/util/Makefile.objs @@ -50,3 +50,4 @@ util-obj-y += stats64.o util-obj-y += systemd.o util-obj-y += iova-tree.o util-obj-$(CONFIG_LINUX) += vfio-helpers.o +util-obj-$(CONFIG_OPENGL) += drm.o diff --git a/util/drm.c b/util/drm.c new file mode 100644 index 0000000000..a23ff24538 --- /dev/null +++ b/util/drm.c @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2015-2016 Gerd Hoffmann <kraxel@redhat.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#include "qemu/osdep.h" +#include "qemu/drm.h" + +#include <glob.h> +#include <dirent.h> + +int qemu_drm_rendernode_open(const char *rendernode) +{ + DIR *dir; + struct dirent *e; + int r, fd; + char *p; + + if (rendernode) { + return open(rendernode, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK); + } + + dir = opendir("/dev/dri"); + if (!dir) { + return -1; + } + + fd = -1; + while ((e = readdir(dir))) { + if (e->d_type != DT_CHR) { + continue; + } + + if (strncmp(e->d_name, "renderD", 7)) { + continue; + } + + p = g_strdup_printf("/dev/dri/%s", e->d_name); + + r = open(p, O_RDWR | O_CLOEXEC | O_NOCTTY | O_NONBLOCK); + if (r < 0) { + g_free(p); + continue; + } + fd = r; + g_free(p); + break; + } + + closedir(dir); + if (fd < 0) { + return -1; + } + return fd; +} |