1 files changed, 45 insertions, 0 deletions

diff --git a/components/wisp_relay/relay_validator.h b/components/wisp_relay/relay_validator.h
new file mode 100644
index 0000000..c07308f
--- /dev/null
+++ b/components/wisp_relay/relay_validator.h
@@ -0,0 +1,45 @@
+#ifndef RELAY_VALIDATOR_H
+#define RELAY_VALIDATOR_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stddef.h>
+
+typedef enum {
+    VALIDATION_OK = 0,
+    VALIDATION_ERR_SCHEMA,
+    VALIDATION_ERR_ID,
+    VALIDATION_ERR_SIG,
+    VALIDATION_ERR_EXPIRED,
+    VALIDATION_ERR_FUTURE,
+    VALIDATION_ERR_DUPLICATE,
+    VALIDATION_ERR_POW,
+    VALIDATION_ERR_BLOCKED,
+    VALIDATION_ERR_TOO_OLD,
+} validation_result_t;
+
+typedef struct {
+    uint32_t max_event_age_sec;
+    int64_t max_future_sec;
+    uint8_t min_pow_difficulty;
+    bool check_duplicates;
+} validator_config_t;
+
+typedef struct relay_event relay_event_t;
+typedef struct storage_engine storage_engine_t;
+
+validation_result_t relay_validator_check(const uint8_t *id,
+                                           const uint8_t *pubkey,
+                                           uint64_t created_at,
+                                           int kind,
+                                           const char *content,
+                                           size_t content_len,
+                                           const char *tags_json,
+                                           const uint8_t *sig,
+                                           const validator_config_t *config);
+
+bool relay_validator_verify_event(const char *event_json, size_t event_len);
+
+const char *relay_validator_result_string(validation_result_t result);
+
+#endif