From 5fd83771641d15c418f747bd343ba6738d3875f7 Mon Sep 17 00:00:00 2001
From: Cameron Katri <me@cameronkatri.com>
Date: Sun, 9 May 2021 14:20:58 -0400
Subject: Import macOS userland

adv_cmds-176
basic_cmds-55
bootstrap_cmds-116.100.1
developer_cmds-66
diskdev_cmds-667.40.1
doc_cmds-53.60.1
file_cmds-321.40.3
mail_cmds-35
misc_cmds-34
network_cmds-606.40.1
patch_cmds-17
remote_cmds-63
shell_cmds-216.60.1
system_cmds-880.60.2
text_cmds-106
---
 system_cmds/gcore.tproj/sparse.h | 72 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 system_cmds/gcore.tproj/sparse.h

(limited to 'system_cmds/gcore.tproj/sparse.h')

diff --git a/system_cmds/gcore.tproj/sparse.h b/system_cmds/gcore.tproj/sparse.h
new file mode 100644
index 0000000..cf920ff
--- /dev/null
+++ b/system_cmds/gcore.tproj/sparse.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2016 Apple Inc.  All rights reserved.
+ */
+
+#include "region.h"
+#include "dyld.h"
+
+#ifndef _SPARSE_H
+#define _SPARSE_H
+
+struct subregion {
+	struct vm_range s_range;
+    native_segment_command_t s_segcmd;
+    const struct libent *s_libent;
+    bool s_isuuidref;
+};
+
+#define S_RANGE(s)	(&(s)->s_range)
+
+static __inline void S_SETADDR(struct subregion *s, mach_vm_offset_t a) {
+    V_SETADDR(S_RANGE(s), a);
+}
+
+static __inline void S_SETSIZE(struct subregion *s, mach_vm_offset_t sz) {
+    V_SETSIZE(S_RANGE(s), sz);
+}
+
+static __inline const mach_vm_offset_t S_ADDR(const struct subregion *s) {
+    return V_ADDR(S_RANGE(s));
+}
+
+static __inline const mach_vm_offset_t S_SIZE(const struct subregion *s) {
+    return V_SIZE(S_RANGE(s));
+}
+
+static __inline const mach_vm_offset_t S_ENDADDR(const struct subregion *s) {
+    return S_ADDR(s) + S_SIZE(s);
+}
+
+static __inline const char *S_MACHO_TYPE(const struct subregion *s) {
+    return s->s_segcmd.segname;
+}
+
+static __inline off_t S_MACHO_FILEOFF(const struct subregion *s) {
+     return s->s_segcmd.fileoff;
+}
+
+static __inline off_t S_MACHO_FILESIZE(const struct subregion *s) {
+    return s->s_segcmd.filesize;
+}
+
+static __inline const struct libent *S_LIBENT(const struct subregion *s) {
+    return s->s_libent;
+}
+
+static __inline const char *S_PATHNAME(const struct subregion *s) {
+    const struct libent *le = S_LIBENT(s);
+    return le ? le->le_pathname : "(unknown)";
+}
+
+static __inline const char *S_FILENAME(const struct subregion *s) {
+    const struct libent *le = S_LIBENT(s);
+    return le ? le->le_filename : S_PATHNAME(s);
+}
+
+extern bool issubregiontype(const struct subregion *, const char *);
+
+extern walk_region_cbfn_t decorate_memory_region;
+extern walk_region_cbfn_t undecorate_memory_region;
+extern walk_region_cbfn_t sparse_region_optimization;
+
+#endif /* _SPARSE_H */
-- 
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