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-rw-r--r--src/libelf/elf_getphdrnum.c136
1 files changed, 0 insertions, 136 deletions
diff --git a/src/libelf/elf_getphdrnum.c b/src/libelf/elf_getphdrnum.c
deleted file mode 100644
index 63c27fb1..00000000
--- a/src/libelf/elf_getphdrnum.c
+++ /dev/null
@@ -1,136 +0,0 @@
-/* Return number of program headers in the ELF file.
- Copyright (C) 2010, 2014 Red Hat, Inc.
- This file is part of elfutils.
-
- This file is free software; you can redistribute it and/or modify
- it under the terms of either
-
- * the GNU Lesser General Public License as published by the Free
- Software Foundation; either version 3 of the License, or (at
- your option) any later version
-
- or
-
- * the GNU General Public License as published by the Free
- Software Foundation; either version 2 of the License, or (at
- your option) any later version
-
- or both in parallel, as here.
-
- elfutils is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received copies of the GNU General Public License and
- the GNU Lesser General Public License along with this program. If
- not, see <http://www.gnu.org/licenses/>. */
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <assert.h>
-#include <gelf.h>
-#include <stddef.h>
-
-#include "libelfP.h"
-
-
-int
-__elf_getphdrnum_rdlock (elf, dst)
- Elf *elf;
- size_t *dst;
-{
- if (unlikely (elf->state.elf64.ehdr == NULL))
- {
- /* Maybe no ELF header was created yet. */
- __libelf_seterrno (ELF_E_WRONG_ORDER_EHDR);
- return -1;
- }
-
- *dst = (elf->class == ELFCLASS32
- ? elf->state.elf32.ehdr->e_phnum
- : elf->state.elf64.ehdr->e_phnum);
-
- if (*dst == PN_XNUM)
- {
- const Elf_ScnList *const scns = (elf->class == ELFCLASS32
- ? &elf->state.elf32.scns
- : &elf->state.elf64.scns);
-
- /* If there are no section headers, perhaps this is really just 65536
- written without PN_XNUM support. Either that or it's bad data. */
-
- if (elf->class == ELFCLASS32)
- {
- if (likely (scns->cnt > 0
- && elf->state.elf32.scns.data[0].shdr.e32 != NULL))
- *dst = scns->data[0].shdr.e32->sh_info;
- }
- else
- {
- if (likely (scns->cnt > 0
- && elf->state.elf64.scns.data[0].shdr.e64 != NULL))
- *dst = scns->data[0].shdr.e64->sh_info;
- }
- }
-
- return 0;
-}
-
-int
-elf_getphdrnum (elf, dst)
- Elf *elf;
- size_t *dst;
-{
- int result;
-
- if (elf == NULL)
- return -1;
-
- if (unlikely (elf->kind != ELF_K_ELF))
- {
- __libelf_seterrno (ELF_E_INVALID_HANDLE);
- return -1;
- }
-
- rwlock_rdlock (elf->lock);
- result = __elf_getphdrnum_rdlock (elf, dst);
-
- /* Do some sanity checking to make sure phnum and phoff are consistent. */
- Elf64_Off off = (elf->class == ELFCLASS32
- ? elf->state.elf32.ehdr->e_phoff
- : elf->state.elf64.ehdr->e_phoff);
- if (unlikely (off == 0))
- {
- *dst = 0;
- goto out;
- }
-
- if (unlikely (off >= elf->maximum_size))
- {
- __libelf_seterrno (ELF_E_INVALID_DATA);
- result = -1;
- goto out;
- }
-
- /* Check for too many sections. */
- size_t phdr_size = (elf->class == ELFCLASS32
- ? sizeof (Elf32_Phdr) : sizeof (Elf64_Phdr));
- if (unlikely (*dst > SIZE_MAX / phdr_size))
- {
- __libelf_seterrno (ELF_E_INVALID_DATA);
- result = -1;
- goto out;
- }
-
- /* Truncated file? Don't return more than can be indexed. */
- if (unlikely (elf->maximum_size - off < *dst * phdr_size))
- *dst = (elf->maximum_size - off) / phdr_size;
-
-out:
- rwlock_unlock (elf->lock);
-
- return result;
-}