1 files changed, 95 insertions, 0 deletions

diff --git a/sway/commands/permit.c b/sway/commands/permit.c
new file mode 100644
index 00000000..8a7bb98c
--- /dev/null
+++ b/sway/commands/permit.c
@@ -0,0 +1,95 @@
+#include <string.h>
+#include "sway/commands.h"
+#include "sway/config.h"
+#include "sway/security.h"
+#include "log.h"
+
+static enum secure_feature get_features(int argc, char **argv,
+                struct cmd_results **error) {
+        enum secure_feature features = 0;
+
+        struct {
+                char *name;
+                enum secure_feature feature;
+        } feature_names[] = {
+                { "lock", FEATURE_LOCK },
+                { "panel", FEATURE_PANEL },
+                { "background", FEATURE_BACKGROUND },
+                { "screenshot", FEATURE_SCREENSHOT },
+                { "fullscreen", FEATURE_FULLSCREEN },
+                { "keyboard", FEATURE_KEYBOARD },
+                { "mouse", FEATURE_MOUSE },
+        };
+        size_t names_len = sizeof(feature_names) /
+                (sizeof(char *) + sizeof(enum secure_feature));
+
+        for (int i = 1; i < argc; ++i) {
+                size_t j;
+                for (j = 0; j < names_len; ++j) {
+                        if (strcmp(feature_names[j].name, argv[i]) == 0) {
+                                break;
+                        }
+                }
+                if (j == names_len) {
+                        *error = cmd_results_new(CMD_INVALID,
+                                        "permit", "Invalid feature grant %s", argv[i]);
+                        return 0;
+                }
+                features |= feature_names[j].feature;
+        }
+        return features;
+}
+
+static struct feature_policy *get_policy(const char *name) {
+        struct feature_policy *policy = NULL;
+        for (int i = 0; i < config->feature_policies->length; ++i) {
+                struct feature_policy *p = config->feature_policies->items[i];
+                if (strcmp(p->program, name) == 0) {
+                        policy = p;
+                        break;
+                }
+        }
+        if (!policy) {
+                policy = alloc_feature_policy(name);
+                list_add(config->feature_policies, policy);
+        }
+        return policy;
+}
+
+struct cmd_results *cmd_permit(int argc, char **argv) {
+        struct cmd_results *error = NULL;
+        if ((error = checkarg(argc, "permit", EXPECTED_MORE_THAN, 1))) {
+                return error;
+        }
+
+        struct feature_policy *policy = get_policy(argv[0]);
+        policy->features |= get_features(argc, argv, &error);
+
+        if (error) {
+                return error;
+        }
+
+        sway_log(L_DEBUG, "Permissions granted to %s for features %d",
+                        policy->program, policy->features);
+
+        return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}
+
+struct cmd_results *cmd_reject(int argc, char **argv) {
+        struct cmd_results *error = NULL;
+        if ((error = checkarg(argc, "reject", EXPECTED_MORE_THAN, 1))) {
+                return error;
+        }
+
+        struct feature_policy *policy = get_policy(argv[0]);
+        policy->features &= ~get_features(argc, argv, &error);
+
+        if (error) {
+                return error;
+        }
+
+        sway_log(L_DEBUG, "Permissions granted to %s for features %d",
+                        policy->program, policy->features);
+
+        return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}