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+/*
+ * File: ldtypes.h
+ * Date: 12 April 1998
+ * Acct: David Powell (dep)
+ * Desc:
+ *
+ *
+ * Acct: Sandy Harvie (charvie)
+ * Date: 26 March 2019
+ * Desc: Modified for x86-64
+ */
+
+#ifndef _ldtypes_h_
+#define _ldtypes_h_
+
+#include "elf.h"
+
+#define LD_ERR_EXIT 13
+
+typedef Elf64_auxv_t auxv_t; /* linux is funky */
+
+typedef int (*ldfunc_t)();
+typedef void *ldsym_t;
+typedef void (*ldinit_t)(int argc, char **argv, char **envp, auxv_t *auxv);
+
+typedef struct ldenv_t
+{
+ int ld_bind_now;
+ int ld_debug;
+ const char *ld_preload;
+ const char *ld_library_path;
+} ldenv_t;
+
+extern ldenv_t _ldenv;
+
+typedef struct module
+{
+ char *name; /* the filename */
+ char *runpath; /* the run path to use */
+
+ unsigned long base; /* base address of module */
+ Elf64_Word *hash; /* the module's hash table */
+ Elf64_Sym *dynsym; /* the dynamic symbol table */
+ char *dynstr; /* the dynamic string table */
+
+ ldfunc_t init; /* module initialization fcn. */
+ ldfunc_t fini; /* module shutdown fcn. */
+
+ Elf64_Rela *pltreloc; /* PLT relocations */
+ Elf64_Rela *reloc; /* normal relocations */
+
+ size_t nreloc; /* number of relocation entries */
+ size_t npltreloc; /* number of relocation entries */
+
+ struct module *next; /* the next module in the chain */
+ struct module *first; /* the first module */
+ Elf64_Addr *pltgot; /* base of plt */
+} module_t;
+
+#endif /* _ldtypes.h_ */