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Add REST session handling.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2026-04-20 13:01:23 +02:00
parent 7db11c21f6
commit fa07b59cc7
2 changed files with 126 additions and 0 deletions
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42
src/usb/lwip/rest.h
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@@ -22,7 +22,10 @@
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <stdint.h>
#include <time.h>
#include "cJSON.h"
#include "pico_keys.h"
#define REST_MAX_REQUEST_SIZE 1024
#define REST_MAX_METHOD_SIZE 8
@@ -54,12 +57,43 @@ typedef struct {
typedef int (*rest_route_handler_t)(const rest_request_t *request, rest_response_t *response);
typedef enum {
REST_ROUTE_NONE = 0x0,
REST_ROUTE_AUTH = 0x1,
} rest_route_flags_t;
typedef struct {
rest_http_method_t method;
const char *path;
rest_route_handler_t handler;
rest_route_flags_t flags;
} rest_route_t;
typedef enum {
REST_SESSION_NONE = 0,
REST_SESSION_USER = 0x1,
REST_SESSION_ADMIN = 0x2
} rest_session_role_t;
typedef enum {
REST_SESSION_UNKNOWN = 0,
REST_SESSION_AUTH_PENDING = 0x1,
REST_SESSION_AUTHENTICATED = 0x2,
REST_SESSION_AUTH_FAILED = 0x3,
REST_SESSION_EXPIRED = 0x4,
REST_SESSION_INVALID = 0x5,
REST_SESSION_TERMINATED = 0x6,
} rest_session_status_t;
typedef struct {
uint8_t id[16];
time_t last_activity_timestamp;
time_t created_at;
uint32_t last_seq;
rest_session_role_t role;
rest_session_status_t status;
} rest_session_t;
extern int rest_execute_route_handler(const rest_request_t *request, rest_route_handler_t handler, rest_response_t *response);
extern int rest_response_set_error(rest_response_t *response, int status_code, const char *message);
@@ -69,6 +103,14 @@ bool rest_content_type_is_json(const char *content_type);
const rest_route_t *rest_get_routes(size_t *count);
extern rest_session_t *rest_session_create(const rest_session_role_t role, rest_session_status_t status);
extern rest_session_t *rest_session_get(const uint8_t *id, size_t id_len);
extern int rest_session_terminate(const uint8_t *id, size_t id_len);
extern int rest_session_update_activity(const uint8_t *id, size_t id_len);
extern int rest_session_set_status(const uint8_t *id, size_t id_len, rest_session_status_t status);
extern int rest_session_set_role(const uint8_t *id, size_t id_len, rest_session_role_t role);
extern int rest_session_cleanup_expired(time_t expiration_time);
#ifdef DEBUG_APDU
extern void rest_debug_dump_payload(const char *tag, const char *buffer, size_t len);
#define REST_DEBUG_LOG(...) printf(__VA_ARGS__)