1 files changed, 63 insertions, 0 deletions
diff --git a/src/sysupdate/sysupdate-update-set.c b/src/sysupdate/sysupdate-update-set.c
new file mode 100644
index 0000000..6d6051d
--- /dev/null
+++ b/src/sysupdate/sysupdate-update-set.c
@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include "alloc-util.h"
+#include "glyph-util.h"
+#include "string-util.h"
+#include "sysupdate-update-set.h"
+#include "terminal-util.h"
+
+UpdateSet *update_set_free(UpdateSet *us) {
+        if (!us)
+                return NULL;
+
+        free(us->version);
+        free(us->instances); /* The objects referenced by this array are freed via resource_free(), not us */
+
+        return mfree(us);
+}
+
+int update_set_cmp(UpdateSet *const*a, UpdateSet *const*b) {
+        assert(a);
+        assert(b);
+        assert(*a);
+        assert(*b);
+        assert((*a)->version);
+        assert((*b)->version);
+
+        /* Newest version at the beginning */
+        return -strverscmp_improved((*a)->version, (*b)->version);
+}
+
+const char *update_set_flags_to_color(UpdateSetFlags flags) {
+
+        if (flags == 0 || (flags & UPDATE_OBSOLETE))
+                return (flags & UPDATE_NEWEST) ? ansi_highlight_grey() : ansi_grey();
+
+        if (FLAGS_SET(flags, UPDATE_INSTALLED|UPDATE_NEWEST))
+                return ansi_highlight();
+
+        if (FLAGS_SET(flags, UPDATE_INSTALLED|UPDATE_PROTECTED))
+                return ansi_highlight_magenta();
+
+        if ((flags & (UPDATE_AVAILABLE|UPDATE_INSTALLED|UPDATE_NEWEST|UPDATE_OBSOLETE)) == (UPDATE_AVAILABLE|UPDATE_NEWEST))
+                return ansi_highlight_green();
+
+        return NULL;
+}
+
+const char *update_set_flags_to_glyph(UpdateSetFlags flags) {
+
+        if (flags == 0 || (flags & UPDATE_OBSOLETE))
+                return special_glyph(SPECIAL_GLYPH_MULTIPLICATION_SIGN);
+
+        if (FLAGS_SET(flags, UPDATE_INSTALLED|UPDATE_NEWEST))
+                return special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE);
+
+        if (FLAGS_SET(flags, UPDATE_INSTALLED|UPDATE_PROTECTED))
+                return special_glyph(SPECIAL_GLYPH_WHITE_CIRCLE);
+
+        if ((flags & (UPDATE_AVAILABLE|UPDATE_INSTALLED|UPDATE_NEWEST|UPDATE_OBSOLETE)) == (UPDATE_AVAILABLE|UPDATE_NEWEST))
+                return special_glyph(SPECIAL_GLYPH_CIRCLE_ARROW);
+
+        return " ";
+}