X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-terminal%2Fidev.h;h=c8c03f3d41be9937182fb184252f46e0f0fda544;hb=a9944163fe5600bce85898dae78cd68442a6ff7c;hp=0ae044cfd57d8c654976835054b24eea4a8a8a15;hpb=e06cc7b07465369fb7c01c9778b84cf82c82fdcf;p=elogind.git

diff --git a/src/libsystemd-terminal/idev.h b/src/libsystemd-terminal/idev.h
index 0ae044cfd..c8c03f3d4 100644
--- a/src/libsystemd-terminal/idev.h
+++ b/src/libsystemd-terminal/idev.h
@@ -110,6 +110,28 @@ struct idev_data_keyboard {
         uint32_t *codepoints;
 };
 
+static inline bool idev_kbdmatch(idev_data_keyboard *kdata,
+                                 uint32_t mods, uint32_t n_syms,
+                                 const uint32_t *syms) {
+        const uint32_t significant = IDEV_KBDMOD_SHIFT |
+                                     IDEV_KBDMOD_CTRL |
+                                     IDEV_KBDMOD_ALT |
+                                     IDEV_KBDMOD_LINUX;
+        uint32_t real;
+
+        if (n_syms != kdata->n_syms)
+                return false;
+
+        real = kdata->mods & ~kdata->consumed_mods & significant;
+        if (real != mods)
+                return false;
+
+        return !memcmp(syms, kdata->keysyms, n_syms * sizeof(*syms));
+}
+
+#define IDEV_KBDMATCH(_kdata, _mods, _sym) \
+        idev_kbdmatch((_kdata), (_mods), 1, (const uint32_t[]){ (_sym) })
+
 /*
  * Data Packets
  */