Added space reservation

src/container.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "utils.h"
+#include "disk.h"
 
 #define CONTAINER_IDENTIFIER_MAX_LENGTH 64
 
@@ -66,4 +67,25 @@ result_t list_containers(char*** _containers);
 /// @param _backing The string pointer to store the resulting backing in.
 /// @param container The container to get the backing of.
 /// @return The result of the operation.
-result_t get_container_backing(char** _backing, const char* container);
+result_t get_container_backing(char** _backing, const char* container);
+
+/// @brief Gets information about the given container. If the container does not exist, the call will return a failure result with an error message.
+/// @param _info The string pointer to store the resulting disk information in. The caller is responsible for freeing the string.
+/// @param container The container to get information about.
+/// @return The result of the operation.
+result_t get_container_info(disk_info_t* _info, const char* container);
+
+/// @brief Gets the oldest container in the pool.
+/// @param _container The string pointer to store the resulting container in. The caller is responsible for freeing the string.
+/// @return The result of the operation.
+result_t get_oldest_container(char** _container);
+
+/// @brief Gets the available space in the pool.
+/// @param _space The string pointer to store the resulting space in, in bytes. The caller is responsible for freeing the string.
+/// @return The result of the operation.
+result_t get_container_pool_space(uint64_t* _space);
+
+/// @brief Reserves the given space in the pool. If the pool does not have enough space, the oldest containers will be removed to make space.
+/// @param size The size to reserve, in bytes.
+/// @return The result of the operation.
+result_t reserve_container_pool_space(uint64_t size);