include/ascii-chat/session/session_log_buffer.h

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#pragma once
 
#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>
 
// Configuration
#define SESSION_LOG_BUFFER_SIZE 8192
#define SESSION_LOG_LINE_MAX 1024
 
typedef struct {
  char message[SESSION_LOG_LINE_MAX]; 
  uint64_t sequence;                  
} session_log_entry_t;
 
typedef struct session_log_buffer session_log_buffer_t;
 
session_log_buffer_t *session_log_buffer_create(void);
 
void session_log_buffer_destroy(session_log_buffer_t *buf);
 
void session_log_buffer_clear(session_log_buffer_t *buf);
 
void session_log_buffer_append(session_log_buffer_t *buf, const char *message);
 
size_t session_log_buffer_get_recent(session_log_buffer_t *buf, session_log_entry_t *out_entries, size_t max_count);