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Used filesys.h in kernel

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Tom-on
2024-05-26 14:13:46 +02:00
parent dd3b5c000f
commit 01323c5874
2 changed files with 93 additions and 150 deletions
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include/disk/filesys.h
+9 -4
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@@ -16,13 +16,17 @@ typedef struct {
char* filetable = (char*)FILETABLE_LOC; // Pretty sure we don't have to care about the bootloader at 0x7c00
fileEntry_t* findFile(char* filename) { // TODO: Don't modify the filename string. (maybe make a copy??)
char* filetype = strchr(filename, '.');
fileEntry_t* findFile(const char* filename) {
if (strlen(filename) > 14) { return NULL; } // Filename too long
static char filenameBuf[16];
strcpy(filenameBuf, filename);
char* filetype = strchr(filenameBuf, '.');
*filetype++ = '\0'; // Split filename and filetype by a NULL
char* ft = filetable;
while (*ft != '\0') {
if (strcmp(filename, ft) != 0) { // Filename doesn't match
if (strcmp(filenameBuf, ft) != 0) { // Filename doesn't match
ft += 16; // Goto next entry
continue;
}
@@ -58,7 +62,8 @@ void writeFile(char* filename, void* buffer) { // TODO: Add length so we don't w
file = (fileEntry_t*)filetable;
while (*(char*)file != '\0') { file++; } // Find end of the filetable
// strchr(filename, '.'); TODO: We don't have to do this, because findFile() modifies the string like this
*strchr(filename, '.') = '\0';
char* filetype = filename + strlen(filename); // + 1?
fileEntry_t* previous = file - 1;