lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 49 insertions, 0 deletions

diff --git a/lib/mlibc/options/glibc/include/sys/user.h b/lib/mlibc/options/glibc/include/sys/user.h
new file mode 100644
index 0000000..9a07ac6
--- /dev/null
+++ b/lib/mlibc/options/glibc/include/sys/user.h
@@ -0,0 +1,49 @@
+#ifndef _SYS_USER_H
+#define _SYS_USER_H
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct user_fpregs_struct {
+	uint16_t cwd, swd, ftw, fop;
+	uint64_t rip, rdp;
+	uint32_t mxcsr, mxcr_mask;
+	uint32_t st_space[32], xmm_space[64], padding[24];
+} elf_fpregset_t;
+
+struct user_regs_struct {
+	unsigned long r15, r14, r13, r12, rbp, rbx, r11, r10, r9, r8;
+	unsigned long rax, rcx, rdx, rsi, rdi, orig_rax, rip;
+	unsigned long cs, eflags, rsp, ss, fs_base, gs_base, ds, es, fs, gs;
+};
+
+struct user {
+	struct user_regs_struct regs;
+	int u_fpvalid;
+	struct user_fpregs_struct i387;
+	unsigned long u_tsize;
+	unsigned long u_dsize;
+	unsigned long u_ssize;
+	unsigned long start_code;
+	unsigned long start_stack;
+	long signal;
+	int reserved;
+	struct user_regs_struct	*u_ar0;
+	struct user_fpregs_struct *u_fpstate;
+	unsigned long magic;
+	char u_comm[32];
+	unsigned long u_debugreg[8];
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#define PAGE_SHIFT 12
+#define PAGE_SIZE (1UL << PAGE_SHIFT)
+#define PAGE_MASK (~(PAGE_SIZE - 1))
+
+#endif