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Mode details about nodes. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@15119 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
This commit is contained in:
Giovanni Di Sirio 2021-11-20 13:39:18 +00:00
parent 1968d8b0bd
commit 6a9ebbeb62
1 changed files with 44 additions and 2 deletions
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46
os/vfs/include/vfsnodes.h
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@ -32,6 +32,17 @@
/* Module constants. */
/*===========================================================================*/
/**
* @name Node attributes.
* @{
*/
#define VFS_NODE_ATTR_READONLY 1U
#define VFS_NODE_ATTR_RESERVED2 2U
#define VFS_NODE_ATTR_SYSTEM 4U
#define VFS_NODE_ATTR_RESERVED8 8U
#define VFS_NODE_ATTR_ISDIR 16U
/** @} */
/*===========================================================================*/
/* Module pre-compile time settings. */
/*===========================================================================*/
@ -47,6 +58,35 @@
/* Forward declaration because nodes holds references to drivers.*/
typedef struct vfs_driver vfs_driver_t;
/**
* @brief Type of a file offset.
*/
typedef uint32_t vfs_fileoffset_t;
/**
* @brief Type of a node attributes.
*/
typedef uint32_t vfs_nodeattr_t;
/**
* @brief Type of a node information structure.
* @todo Add attributes, permissions etc.
*/
typedef struct vfs_node_info {
/**
* @brief Size of the node.
*/
vfs_nodeattr_t attr;
/**
* @brief Size of the node.
*/
vfs_fileoffset_t size;
/**
* @brief Name of the node.
*/
char name[VFS_CFG_MAX_NAMELEN + 1];
} vfs_node_info_t;
/**
* @brief @p vfs_node_t specific methods.
*/
@ -54,7 +94,7 @@ typedef struct vfs_driver vfs_driver_t;
/* Instance offset, used for multiple inheritance, normally zero. It
represents the offset between the current object and the container
object*/ \
size_t instance_offset; \
size_t instance_offset; \
/* Node release, the object is disposed when the counter reaches zero.*/ \
void (*release)(void *instance);
@ -119,7 +159,9 @@ typedef struct vfs_directory_node {
* @brief @p vfs_file_node_t specific methods.
*/
#define __vfs_file_node_methods \
__vfs_node_methods
__vfs_node_methods \
bool (*first)(vfs_node_info_t *nif); \
bool (*next)(vfs_node_info_t *nif);
/**
* @brief @p vfs_file_node_t specific data.