Initial checkin for ld.so. This is a combination of effort from Manuel Novoa

III and me.  I've been working on stripping out arch dependant stuff and
replacing it with generic stuff whenever possible.
 -Erik

1 files changed, 61 insertions, 0 deletions

diff --git a/ldso/util/readelf.c b/ldso/util/readelf.c
new file mode 100644
index 000000000..ba93d2d31
--- /dev/null
+++ b/ldso/util/readelf.c
@@ -0,0 +1,61 @@
+/* adapted from Eric Youngdale's readelf program */
+
+#include <stdio.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+#include <link.h>
+#include <elf.h>
+#include <unistd.h>
+#include "../config.h"
+#include "readelf.h"
+#include <sys/types.h>
+
+void warn(char *fmt, ...);
+char *xstrdup(char *);
+
+struct needed_tab
+{
+  char *soname;
+  int type;
+};
+
+struct needed_tab needed_tab[] = {
+  { "libc.so.5",    LIB_ELF_LIBC5 },
+  { "libm.so.5",    LIB_ELF_LIBC5 },
+  { "libdl.so.1",   LIB_ELF_LIBC5 },
+  { "libc.so.6",    LIB_ELF_LIBC6 },
+  { "libm.so.6",    LIB_ELF_LIBC6 },
+  { "libdl.so.2",   LIB_ELF_LIBC6 },
+  { NULL,           LIB_ELF }
+};
+
+char *readsoname(char *name, FILE *infile, int expected_type, 
+		 int *type, int elfclass)
+{
+  char *res;
+
+  if (elfclass == ELFCLASS32)
+    res = readsoname32(name, infile, expected_type, type);
+  else
+  {
+    res = readsoname64(name, infile, expected_type, type);
+#if 0
+    *type |= LIB_ELF64;
+#endif
+  }
+
+  return res;
+}
+
+#undef __ELF_NATIVE_CLASS
+#undef readsonameXX
+#define readsonameXX readsoname32
+#define __ELF_NATIVE_CLASS 32
+#include "readelf2.c"
+
+#undef __ELF_NATIVE_CLASS
+#undef readsonameXX
+#define readsonameXX readsoname64
+#define __ELF_NATIVE_CLASS 64
+#include "readelf2.c"