new makefile

2023-10-31 16:09:51 +01:00
parent 7033e1ea85
commit b495e53891
42 changed files with 1648 additions and 434 deletions
@@ -0,0 +1,82 @@
+#ifndef MICROTCP_H
+#define MICROTCP_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include <assert.h>
+#include <stdbool.h>
+
+typedef struct microtcp_t        microtcp_t;
+typedef struct microtcp_socket_t microtcp_socket_t;
+
+#define MICROTCP_MAX_BUFFERS 8
+#define MICROTCP_MAX_SOCKETS 32
+#define MICROTCP_MAX_MUX_ENTRIES 32
+
+typedef enum {
+
+    MICROTCP_ERRCODE_NONE = 0,
+
+    // Returned by microtcp_open and microtcp_accept
+    MICROTCP_ERRCODE_SOCKETLIMIT,
+
+    // Returned by microtcp_open
+    MICROTCP_ERRCODE_TCPERROR,
+    MICROTCP_ERRCODE_BADCONDVAR,
+
+    // Returned by microtcp_accept
+    MICROTCP_ERRCODE_NOTLISTENER,
+    MICROTCP_ERRCODE_CANTBLOCK,
+
+    // Returned by microtcp_recv and microtcp_send
+    MICROTCP_ERRCODE_NOTCONNECTION,
+
+    // Returned by microtcp_accept, microtcp_recv and microtcp_send
+    MICROTCP_ERRCODE_WOULDBLOCK,
+
+    // Returned by microtcp_recv, microtcp_send
+    MICROTCP_ERRCODE_PEERCLOSED,
+
+} microtcp_errcode_t;
+
+typedef struct {
+    void *data;
+    void (*free)(void *data);
+    int  (*send)(void *data, const void *src, size_t len);
+    int  (*recv)(void *data, void *dst, size_t len);
+} microtcp_callbacks_t;
+
+bool               microtcp_callbacks_create_for_tap(const char *ip, const char *mac, microtcp_callbacks_t *callbacks);
+microtcp_t        *microtcp_create(const char *tap_ip, const char *stack_ip, const char *tap_mac, const char *stack_mac);
+
+microtcp_t        *microtcp_create_using_callbacks(const char *ip, const char *mac, microtcp_callbacks_t callbacks);
+void               microtcp_destroy(microtcp_t *mtcp);
+const char        *microtcp_strerror(microtcp_errcode_t errcode);
+microtcp_socket_t *microtcp_open(microtcp_t *mtcp, uint16_t port, microtcp_errcode_t *errcode);
+microtcp_socket_t *microtcp_accept(microtcp_socket_t *socket, bool no_block, microtcp_errcode_t *errcode);
+void               microtcp_close(microtcp_socket_t *socket);
+size_t             microtcp_send(microtcp_socket_t *socket, const void *src, size_t len, bool no_block, microtcp_errcode_t *errcode);
+size_t             microtcp_recv(microtcp_socket_t *socket,       void *dst, size_t len, bool no_block, microtcp_errcode_t *errcode);
+void               microtcp_step(microtcp_t *mtcp);
+void               microtcp_process_packet(microtcp_t *mtcp, const void *packet, size_t len);
+
+typedef enum {
+    MICROTCP_MUX_ACCEPT = 1,
+    MICROTCP_MUX_RECV   = 2,
+    MICROTCP_MUX_SEND   = 4,
+} microtcp_muxeventid_t;
+
+typedef struct {
+    void *userp;
+    int events;
+    microtcp_socket_t *socket;
+} microtcp_muxevent_t;
+
+typedef struct microtcp_mux_t microtcp_mux_t;
+microtcp_mux_t *microtcp_mux_create(microtcp_t *mtcp);
+void            microtcp_mux_destroy(microtcp_mux_t *mux);
+bool            microtcp_mux_register(microtcp_mux_t *mux, microtcp_socket_t *sock, int events, void *userp);
+bool            microtcp_mux_unregister(microtcp_mux_t *mux, microtcp_socket_t *sock, int events);
+bool            microtcp_mux_wait(microtcp_mux_t *mux, microtcp_muxevent_t *ev);
+
+#endif