Move dwarflint to separate directory

1 files changed, 93 insertions, 0 deletions

diff --git a/dwarflint/where.h b/dwarflint/where.h
new file mode 100644
index 00000000..f8fd6c13
--- /dev/null
+++ b/dwarflint/where.h
@@ -0,0 +1,93 @@
+#ifndef DWARFLINT_WHERE_H
+#define DWARFLINT_WHERE_H
+
+#include <stdint.h>
+#include <stdlib.h>
+
+#ifdef __cplusplus
+#include <iosfwd>
+extern "C"
+{
+#endif
+
+#define DEBUGINFO_SECTIONS \
+  SEC (info)		   \
+  SEC (abbrev)		   \
+  SEC (aranges)		   \
+  SEC (pubnames)	   \
+  SEC (pubtypes)	   \
+  SEC (str)		   \
+  SEC (line)		   \
+  SEC (loc)		   \
+  SEC (mac)		   \
+  SEC (ranges)
+
+  enum section_id
+  {
+    sec_invalid = 0,
+
+    /* Debuginfo sections:  */
+#define SEC(n) sec_##n,
+    DEBUGINFO_SECTIONS
+    count_debuginfo_sections,
+#undef SEC
+
+    /* Non-debuginfo sections:  */
+    sec_rel = count_debuginfo_sections,
+    sec_rela,
+
+    /* Non-sections:  */
+    sec_locexpr,	/* Not a section, but a portion of file that
+			   contains a location expression.  */
+    rel_value,		/* For relocations, this denotes that the
+			   relocation is applied to taget value, not a
+			   section offset.  */
+    rel_address,	/* Same as above, but for addresses.  */
+    rel_exec,		/* Some as above, but we expect EXEC bit.  */
+  };
+
+  enum where_formatting
+  {
+    wf_plain = 0, /* Default formatting for given section.  */
+    wf_cudie,
+  };
+
+  struct where
+  {
+    enum section_id section;
+    enum where_formatting formatting;
+    uint64_t addr1; // E.g. a CU offset.
+    uint64_t addr2; // E.g. a DIE address.
+    uint64_t addr3; // E.g. an attribute.
+    struct where const *ref; // Related reference, e.g. an abbrev
+			     // related to given DIE.
+    struct where const *next; // For forming "caused-by" chains.
+  };
+
+# define WHERE(SECTION, NEXT)						\
+  ((struct where)							\
+   {(SECTION), wf_plain,						\
+    (uint64_t)-1, (uint64_t)-1, (uint64_t)-1,				\
+    NULL, NEXT})
+
+  extern const char *where_fmt (const struct where *wh,	char *ptr);
+  extern void where_fmt_chain (const struct where *wh, const char *severity);
+  extern void where_reset_1 (struct where *wh, uint64_t addr);
+  extern void where_reset_2 (struct where *wh, uint64_t addr);
+  extern void where_reset_3 (struct where *wh, uint64_t addr);
+
+#ifdef __cplusplus
+}
+
+#include <iostream>
+
+inline std::ostream &
+operator << (std::ostream &os, where const &wh)
+{
+  os << where_fmt (&wh, NULL);
+  return os;
+}
+
+#endif
+
+#endif//DWARFLINT_WHERE_H