const PsnUser *psn_get_current_user(void) if (!g_is_logged_in) return NULL; return &g_current_user;
printf("[PSN] Logged out.\n"); int psn_is_session_valid(void) if (!g_is_logged_in) return 0; if (time(NULL) >= g_active_session.expires_at) printf("[PSN] Session expired.\n"); return 0; return 1;
#include <curl/curl.h> static size_t write_callback(void *data, size_t size, size_t nmemb, void *userp) // Append to response string
| Return code | Meaning | |-------------|--------------------------| | 0 | Success | | -1 | Generic error | | -2 | Invalid credentials | | -3 | Session expired | | -4 | Network error (stub) | psnuser.c
// Internal helper prototypes static int validate_token(const char *token); static void generate_session_id(char *out, size_t len); typedef struct char user_id[32]; char online_id[64]; char country[4]; int age; char avatar_url[256]; PsnUser; typedef struct char session_token[128]; time_t expires_at; char ip_address[46]; PsnSession;
Happy coding (ethically) 🎮
Compile with:
Then implement psn_login to POST to a local test server. Unit test snippet (using assert) void test_login_logout() psn_init(); assert(psn_login("a@b.com", "1234") == 0); assert(psn_is_session_valid() == 1); psn_logout(); assert(psn_is_session_valid() == 0); psn_shutdown();
static void generate_session_id(char *out, size_t len) const char charset[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"; for (size_t i = 0; i < len - 1; i++) out[i] = charset[rand() % (sizeof(charset) - 1)];
#include "psnuser.h" #include <stdio.h> #include <stdlib.h> #include <string.h> #include <time.h> // Static / internal data static PsnUser g_current_user = 0; static PsnSession g_active_session = 0; static int g_is_logged_in = 0; const PsnUser *psn_get_current_user(void) if (
Always check return values:
if (psn_login("test@psn.com", "mypassword") == 0) printf("Welcome, %s!\n", psn_get_current_user()->online_id);
PsnFriend buddies[10]; int count = psn_get_friends(buddies, 10); printf("You have %d friend(s) online.\n", count); printf("[PSN] Logged out.\n")