forked from PoliEcho-holding-org/kern
Implemented a proper libk
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+9
-31
@@ -2,42 +2,20 @@
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#define FS_IMPL_H
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#include <fs/fs.h>
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#include <memory/addresses.h>
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#include <disk/disk.h>
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#include <stdint.h>
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#include <stdio.h>
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#define MAX_OPEN_FILES 256
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superblock_t* impl_superblock = (superblock_t*)SUPERBLOCK_LOC;
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typedef struct {
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FILE* openFileTable;
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uint32_t openFiles;
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} fsInfo_t;
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inode_t* getInode(char* path, dirEntry_t* dentries) {
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while (dentries->name[0] != '\0') {
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if (strcmp(dentries->name, path) == 0) break;
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dentries++;
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}
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if (dentries->name[0] == '\0') { return NULL; }
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extern superblock_t* impl_superblock;
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extern fsInfo_t* fsInfo;
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inode_t* inode = (inode_t*)BOOT_FIRST_INODE_LOC + dentries->id;
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return inode;
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}
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uint8_t loadFile(inode_t* inode, void* dest) {
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uint32_t totalBlocks = BYTES2BLOCKS(inode->sizeBytes);
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uint32_t offset = 0;
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for (uint8_t i = 0; i < 4 && totalBlocks > 0; i++) {
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diskRead(inode->extent[i].block * 8, inode->extent[i].length * 8, dest + offset);
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offset += inode->extent[i].length * FS_BLOCK_SIZE;
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totalBlocks -= inode->extent[i].length;
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}
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if (totalBlocks > 0) {
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// TODO: Indirect extents
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return 1;
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}
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return 0;
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}
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inode_t* getInode(char* path, dirEntry_t* dentries);
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uint8_t loadFile(inode_t* inode, void* dest);
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#endif
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