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#ifndef PRISM_BUFFER_H
#define PRISM_BUFFER_H
#include "prism/defines.h"
#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
// A pm_buffer_t is a simple memory buffer that stores data in a contiguous
// block of memory. It is used to store the serialized representation of a
// prism tree.
typedef struct {
char *value;
size_t length;
size_t capacity;
} pm_buffer_t;
// Return the size of the pm_buffer_t struct.
PRISM_EXPORTED_FUNCTION size_t pm_buffer_sizeof(void);
// Initialize a pm_buffer_t with the given capacity.
bool pm_buffer_init_capacity(pm_buffer_t *buffer, size_t capacity);
// Initialize a pm_buffer_t with its default values.
PRISM_EXPORTED_FUNCTION bool pm_buffer_init(pm_buffer_t *buffer);
// Return the value of the buffer.
PRISM_EXPORTED_FUNCTION char * pm_buffer_value(pm_buffer_t *buffer);
// Return the length of the buffer.
PRISM_EXPORTED_FUNCTION size_t pm_buffer_length(pm_buffer_t *buffer);
// Append the given amount of space as zeroes to the buffer.
void pm_buffer_append_zeroes(pm_buffer_t *buffer, size_t length);
// Append a string to the buffer.
void pm_buffer_append_str(pm_buffer_t *buffer, const char *value, size_t length);
// Append a list of bytes to the buffer.
void pm_buffer_append_bytes(pm_buffer_t *buffer, const uint8_t *value, size_t length);
// Append a single byte to the buffer.
void pm_buffer_append_u8(pm_buffer_t *buffer, uint8_t value);
// Append a 32-bit unsigned integer to the buffer.
void pm_buffer_append_u32(pm_buffer_t *buffer, uint32_t value);
// Free the memory associated with the buffer.
PRISM_EXPORTED_FUNCTION void pm_buffer_free(pm_buffer_t *buffer);
#endif
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