=================================================================== RCS file: /cvsrepo/anoncvs/cvs/src/include/link_elf.h,v retrieving revision 1.1 retrieving revision 1.2 diff -c -r1.1 -r1.2 *** src/include/link_elf.h 2002/06/07 03:00:01 1.1 --- src/include/link_elf.h 2002/08/06 07:40:31 1.2 *************** *** 1,24 **** ! /* $OpenBSD: link_elf.h,v 1.1 2002/06/07 03:00:01 art Exp $ */ /* ! * Public domain. */ #include #ifndef DT_PROCNUM #define DT_PROCNUM 0 #endif ! /* ! * struct link_map is a part of the protocol between the debugger and ! * ld.so. ! */ ! struct link_map { ! caddr_t l_addr; /* Base address of library */ ! const char *l_name; /* Absolute path to library */ ! void *l_ld; /* pointer to _DYNAMIC */ ! struct link_map *l_next; ! struct link_map *l_prev; ! }; --- 1,90 ---- ! /* $OpenBSD: link_elf.h,v 1.2 2002/08/06 07:40:31 pvalchev Exp $ */ /* ! * Copyright (c) 1996 Per Fogelstrom ! * ! * Redistribution and use in source and binary forms, with or without ! * modification, are permitted provided that the following conditions ! * are met: ! * 1. Redistributions of source code must retain the above copyright ! * notice, this list of conditions and the following disclaimer. ! * 2. Redistributions in binary form must reproduce the above copyright ! * notice, this list of conditions and the following disclaimer in the ! * documentation and/or other materials provided with the distribution. ! * 3. All advertising materials mentioning features or use of this software ! * must display the following acknowledgement: ! * This product includes software developed under OpenBSD by ! * Per Fogelstrom. ! * 4. The name of the author may not be used to endorse or promote products ! * derived from this software without specific prior written permission. ! * ! * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS ! * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED ! * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ! * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY ! * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ! * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ! * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ! * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ! * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ! * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ! * SUCH DAMAGE. ! * */ + #ifndef _LINK_ELF_H + #include #ifndef DT_PROCNUM #define DT_PROCNUM 0 #endif ! /* Structure describing a loaded shared object. The `l_next' and `l_prev' ! members form a chain of all the shared objects loaded at startup. + These data structures exist in space used by the run-time dynamic linker; + modifying them may have disastrous results. */ + + struct link_map + { + /* These first few members are part of the protocol with the debugger. + This is the same format used in SVR4. */ + + Elf_Addr l_addr; /* Base address shared object is loaded at. */ + Elf_Addr l_offs; /* Offset */ + char *l_name; /* Absolute file name object was found in. */ + Elf_Dyn *l_ld; /* Dynamic section of the shared object. */ + struct link_map *l_next, *l_prev; /* Chain of loaded objects. */ + + /* All following members are internal to the dynamic linker. + They may change without notice. */ + + const char *l_libname; /* Name requested (before search). */ + + /* Indexed pointers to dynamic section. */ + Elf_Dyn *l_info[DT_NUM + DT_PROCNUM]; + + const Elf_Phdr *l_phdr; /* Pointer to program header table in core. */ + Elf_Word l_phnum; /* Number of program header entries. */ + Elf_Addr l_entry; /* Entry point location. */ + + /* Symbol hash table. */ + Elf_Word l_nbuckets; + const Elf_Word *l_buckets, *l_chain; + + unsigned int l_opencount; /* Reference count for dlopen/dlclose. */ + enum /* Where this object came from. */ + { + lt_executable, /* The main executable program. */ + lt_interpreter, /* The interpreter: the dynamic linker. */ + lt_library, /* Library needed by main executable. */ + lt_loaded, /* Extra run-time loaded shared object. */ + } l_type:2; + unsigned int l_deps_loaded:1; /* Nonzero if DT_NEEDED items loaded. */ + unsigned int l_relocated:1; /* Nonzero if object's relocations done. */ + unsigned int l_init_called:1; /* Nonzero if DT_INIT function called. */ + unsigned int l_init_running:1; /* Nonzero while DT_INIT function runs. */ + }; + + #endif /* !_LINK_ELF_H */