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devfs: use iovec_iterator internally

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Matheus
2024-09-21 13:53:39 -03:00
parent 01c883917f
commit e8c2f1fbf3
14 changed files with 149 additions and 97 deletions
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kernel-src/include/kernel/block.h
+3 -2
View File
@@ -3,6 +3,7 @@
#include <stddef.h>
#include <stdint.h>
#include <kernel/iovec.h>
#define BLOCK_TYPE_DISK 0
#define BLOCK_TYPE_PART 1
@@ -15,8 +16,8 @@ typedef struct {
uintmax_t lbaoffset;
size_t blockcapacity;
size_t blocksize;
int (*write)(void *private, void *buffer, uintmax_t lba, size_t count);
int (*read)(void *private, void *buffer, uintmax_t lba, size_t count);
int (*write)(void *private, iovec_iterator_t *buffer, uintmax_t lba, size_t count);
int (*read)(void *private, iovec_iterator_t *buffer, uintmax_t lba, size_t count);
} blockdesc_t;
void block_register(blockdesc_t *desc, char *name);
kernel-src/include/kernel/devfs.h
+3 -2
View File
@@ -5,6 +5,7 @@
#include <kernel/poll.h>
#include <hashtable.h>
#include <kernel/iovec.h>
#define DEV_MAJOR_NULL 1
#define DEV_MAJOR_FULL 2
@@ -23,8 +24,8 @@
typedef struct {
int (*open)(int minor, vnode_t **vnode, int flags);
int (*close)(int minor, int flags);
int (*read)(int minor, void *buffer, size_t size, uintmax_t offset, int flags, size_t *readc);
int (*write)(int minor, void *buffer, size_t size, uintmax_t offset, int flags, size_t *writec);
int (*read)(int minor, iovec_iterator_t *iovec_iterator, size_t size, uintmax_t offset, int flags, size_t *readc);
int (*write)(int minor, iovec_iterator_t *iovec_iterator, size_t size, uintmax_t offset, int flags, size_t *writec);
int (*poll)(int minor, polldata_t *data, int events);
int (*mmap)(int minor, void *addr, uintmax_t offset, int flags);
int (*munmap)(int minor, void *addr, uintmax_t offset, int flags);