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| author | Jon Santmyer <jon@jonsantmyer.com> | 2024-05-22 13:00:41 -0400 |
|---|---|---|
| committer | Jon Santmyer <jon@jonsantmyer.com> | 2024-05-22 13:00:41 -0400 |
| commit | ace65b453151845bc361f21f3e5b651c35f9f126 (patch) | |
| tree | 262ebd29b0ca1d8584f0b6f1efa7a00d9f4f3e43 /syscall/handler.h | |
| parent | f004c1ade8d617a82cea2fe249434cccb47a2358 (diff) | |
| download | jove-kernel-ace65b453151845bc361f21f3e5b651c35f9f126.tar.gz jove-kernel-ace65b453151845bc361f21f3e5b651c35f9f126.tar.bz2 jove-kernel-ace65b453151845bc361f21f3e5b651c35f9f126.zip | |
Diffstat (limited to 'syscall/handler.h')
| -rw-r--r-- | syscall/handler.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/syscall/handler.h b/syscall/handler.h new file mode 100644 index 0000000..f746dcc --- /dev/null +++ b/syscall/handler.h @@ -0,0 +1,19 @@ +#ifndef _JOVE_SYSCALL_HANDLER_H +#define _JOVE_SYSCALL_HANDLER_H 1 + +#include "api/syscall.h" +#include "memory.h" + +int _syscall_handler(void *data); + +#define CHECKPTR(p) { \ + page_mapping_t mapping = vm_mapping_get((uintptr_t)p); \ + if(mapping.phys == 0 || /* Mapping must not map to NULL phys page. */ \ + mapping.pf.present == 0 || /* Mapping must be present. */\ + mapping.pf.useraccess == 0 /* Mapping must be useraccess. */) \ + return -1; } + +int _handler_dbg_log(struct sc_dbg_log *sc); +int _handler_exit(struct sc_exit *sc); + +#endif |