Merge pull request #15442 from poettering/fido2

add fido2 authentication support to homed

src/basic/locale-util.c

@@ -373,7 +373,8 @@ const char *special_glyph(SpecialGlyph code) {
                         [SPECIAL_GLYPH_SLIGHTLY_UNHAPPY_SMILEY] = ":-(",
                         [SPECIAL_GLYPH_UNHAPPY_SMILEY]          = ":-{",
                         [SPECIAL_GLYPH_DEPRESSED_SMILEY]        = ":-[",
-                        [SPECIAL_GLYPH_LOCK_AND_KEY]            = "o-,"
+                        [SPECIAL_GLYPH_LOCK_AND_KEY]            = "o-,",
+                        [SPECIAL_GLYPH_TOUCH]                   = "O=",    /* Yeah, not very convincing, can you do it better? */
                 },
 
                 /* UTF-8 */
@@ -415,6 +416,9 @@ const char *special_glyph(SpecialGlyph code) {
 
                         /* This emoji is a single character cell glyph in Unicode, and three in ASCII */
                         [SPECIAL_GLYPH_LOCK_AND_KEY]            = "\360\237\224\220",         /* 🔐 (actually called: CLOSED LOCK WITH KEY) */
+
+                        /* This emoji is a single character cell glyph in Unicode, and two in ASCII */
+                        [SPECIAL_GLYPH_TOUCH]                   = "\360\237\221\206",         /* 👆 (actually called: BACKHAND INDEX POINTING UP */
                 },
         };
 

src/basic/locale-util.h

@@ -65,7 +65,8 @@ typedef enum {
         SPECIAL_GLYPH_UNHAPPY_SMILEY,
         SPECIAL_GLYPH_DEPRESSED_SMILEY,
         SPECIAL_GLYPH_LOCK_AND_KEY,
-        _SPECIAL_GLYPH_MAX
+        SPECIAL_GLYPH_TOUCH,
+        _SPECIAL_GLYPH_MAX,
 } SpecialGlyph;
 
 const char *special_glyph(SpecialGlyph code) _const_;

src/basic/macro.h

@@ -538,6 +538,12 @@ static inline int __coverity_check_and_return__(int condition) {
                 (y) = (_t);                        \
         } while (false)
 
+/* Iterates through a specified list of pointers. Accepts NULL pointers, but uses (void*) -1 as internal marker for EOL. */
+#define FOREACH_POINTER(p, x, ...)                                                      \
+        for (typeof(p) *_l = (typeof(p)[]) { ({ p = x; }), ##__VA_ARGS__, (void*) -1 }; \
+             p != (typeof(p)) (void*) -1;                                               \
+             p = *(++_l))
+
 /* Define C11 thread_local attribute even on older gcc compiler
  * version */
 #ifndef thread_local