1 files changed, 0 insertions, 104 deletions
diff --git a/usr/syscall.c b/usr/syscall.c
deleted file mode 100644
index fbc5fe7..0000000
--- a/usr/syscall.c
+++ /dev/null
@@ -1,104 +0,0 @@
-#include "syscall.h"
-#include "sys/errno.h"
-#include "sys/permission.h"
-#include "usr/tasking.h"
-#include "mem/memory.h"
-#include "io/log.h"
-
-#define ENSURE_ADDR(ptr) \
-    if(!mem_check_ptr(ptr)) { klogf("User passed bad address %#016X\n", ptr); return -EFAULT; }
-
-#define ENSURE_PERM(p) \
-    if(!(task_current->perm & p)) return -ENOPERM
-
-#define PD_FOR_LINEAR_ADDRESS(addr) current_page_directory; \
-    if(addr.tid == -1) addr.tid = task_current->id; \
-    if(addr.tid != task_current->id) { \
-        ENSURE_PERM(PERM_MEM_VIRT_PD); \
-        struct Task *task = task_get(addr.tid); \
-        if(task == NULL) return -EFAULT; \
-        pd = task->pd; \
-    }
-
-int _syscall_handler_log(struct syscall_log *req)
-{
-    ENSURE_ADDR(req->message);
-    klogf("%s", req->message);
-    return 0;
-}
-
-intmax_t _syscall_handler_tid(syscall_t *req)
-{
-    return task_current->id;
-}
-
-int _syscall_handler_mem_phys_resv(struct syscall_mem_phys_range_op *req)
-{
-    ENSURE_PERM(PERM_MEM_PHYS_RESV);
-    mem_phys_reserve(req->base, req->limit);
-    return 0;
-}
-
-int _syscall_handler_mem_phys_free(struct syscall_mem_phys_range_op *req)
-{
-    ENSURE_PERM(PERM_MEM_PHYS_FREE);
-    mem_phys_release(req->base, req->limit);
-    return 0;
-}
-
-int _syscall_handler_mem_phys_alloc(struct syscall_mem_phys_alloc *req)
-{
-    ENSURE_ADDR(req->result);
-    ENSURE_PERM(PERM_MEM_PHYS_ALLOC);
-    *req->result = mem_phys_alloc(req->npages);
-    return 0;
-}
-
-int _syscall_handler_mem_virt_mapping(struct syscall_mem_virt_mapping *req)
-{
-    ENSURE_ADDR(req->result);
-    ENSURE_PERM(PERM_MEM_VIRT_MAP);
-    page_directory_t *pd = PD_FOR_LINEAR_ADDRESS(req->addr);
-    *req->result = mem_get_mapping_as(pd, req->addr.addr);
-    return 0;
-}
-
-int _syscall_handler_mem_virt_map(struct syscall_mem_virt_map *req)
-{
-    ENSURE_PERM(PERM_MEM_VIRT_MAP);
-    page_directory_t *pd = PD_FOR_LINEAR_ADDRESS(req->addr);
-    mem_set_mapping_as(pd, req->map, req->addr.addr);
-    return 0;
-}
-
-int _syscall_handler_mem_virt_alloc(struct syscall_mem_virt_alloc *req)
-{
-    ENSURE_PERM(PERM_MEM_VIRT_MAP);
-    ENSURE_PERM(PERM_MEM_PHYS_ALLOC);
-    page_directory_t *pd = PD_FOR_LINEAR_ADDRESS(req->from);
-    mem_ensure_range_as(pd, req->from.addr, req->to, req->flg);
-    return 0;
-}
-
-void *_syscall_handlers[SYSCALL_COUNT] = {
-    _syscall_handler_log,
-    _syscall_handler_tid,
-
-    _syscall_handler_mem_phys_resv,
-    _syscall_handler_mem_phys_free,
-    _syscall_handler_mem_phys_alloc,
-
-    _syscall_handler_mem_virt_mapping,
-    _syscall_handler_mem_virt_map,
-    _syscall_handler_mem_virt_alloc,
-};
-
-int
-syscall_handler(syscall_t *req)
-{
-    ENSURE_ADDR(req);
-    if(req->id >= SYSCALL_COUNT) return -ENOSYS;
-
-    ENSURE_ADDR(_syscall_handlers[req->id]);
-    return ((syscall_handler_t)(_syscall_handlers[req->id]))(req);
-}