diff options
Diffstat (limited to 'ld/ld_symver.h')
-rw-r--r-- | ld/ld_symver.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/ld/ld_symver.h b/ld/ld_symver.h new file mode 100644 index 0000000000000..971743573c16f --- /dev/null +++ b/ld/ld_symver.h @@ -0,0 +1,79 @@ +/*- + * Copyright (c) 2010-2013 Kai Wang + * All rights reserved. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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. + * + * $Id: ld_symver.h 2882 2013-01-09 22:47:04Z kaiwang27 $ + */ + +struct ld_symver_vna { + char *sna_name; + uint32_t sna_hash; + uint16_t sna_flags; + uint16_t sna_other; + uint32_t sna_nameindex; + STAILQ_ENTRY(ld_symver_vna) sna_next; +}; + +STAILQ_HEAD(ld_symver_vna_head, ld_symver_vna); + +struct ld_symver_verneed { + char *svn_file; + uint16_t svn_version; + uint16_t svn_cnt; + uint32_t svn_fileindex; + struct ld_symver_vna_head svn_aux; + STAILQ_ENTRY(ld_symver_verneed) svn_next; +}; + +STAILQ_HEAD(ld_symver_verneed_head, ld_symver_verneed); + +struct ld_symver_vda { + char *sda_name; + uint32_t sda_nameindex; + STAILQ_ENTRY(ld_symver_vda) sda_next; +}; + +STAILQ_HEAD(ld_symver_vda_head, ld_symver_vda); + +struct ld_symver_verdef { + uint16_t svd_version; + uint16_t svd_flags; + uint16_t svd_ndx; + uint16_t svd_ndx_output; + uint16_t svd_cnt; + uint32_t svd_hash; + uint64_t svd_ref; + struct ld_symver_vda_head svd_aux; + STAILQ_ENTRY(ld_symver_verdef) svd_next; +}; + +STAILQ_HEAD(ld_symver_verdef_head, ld_symver_verdef); + +void ld_symver_load_symbol_version_info(struct ld *, struct ld_input *, + Elf *, Elf_Scn *, Elf_Scn *, Elf_Scn *); +void ld_symver_create_verdef_section(struct ld *); +void ld_symver_create_verneed_section(struct ld *); +void ld_symver_create_versym_section(struct ld *); +void ld_symver_add_verdef_refcnt(struct ld *, struct ld_symbol *); +uint16_t ld_symver_search_version_script(struct ld *, struct ld_symbol *); |