Lncvrt/grub
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merge bootcheck and mainline into newreloc

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This commit is contained in:
Vladimir 'phcoder' Serbinenko committed 2010-01-20 11:48:36 +01:00
2 parents 69a30a6e8e 9f2b45cbb9
commit 3c83bc50db
165 files changed
+4132 -665
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kern/elf.c
+14 -3
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@@ -172,7 +172,7 @@ grub_elf32_phdr_iterate (grub_elf_t elf,
/* Calculate the amount of memory spanned by the segments. */
grub_size_t
grub_elf32_size (grub_elf_t elf)
grub_elf32_size (grub_elf_t elf, Elf32_Addr *base)
{
Elf32_Addr segments_start = (Elf32_Addr) -1;
Elf32_Addr segments_end = 0;
@@ -198,6 +198,9 @@ grub_elf32_size (grub_elf_t elf)
grub_elf32_phdr_iterate (elf, calcsize, 0);
if (base)
*base = 0;
if (nr_phdrs == 0)
{
grub_error (GRUB_ERR_BAD_OS, "no program headers present");
@@ -211,10 +214,12 @@ grub_elf32_size (grub_elf_t elf)
return 0;
}
if (base)
*base = segments_start;
return segments_end - segments_start;
}
/* Load every loadable segment into memory specified by `_load_hook'. */
grub_err_t
grub_elf32_load (grub_elf_t _elf, grub_elf32_load_hook_t _load_hook,
@@ -353,7 +358,7 @@ grub_elf64_phdr_iterate (grub_elf_t elf,
/* Calculate the amount of memory spanned by the segments. */
grub_size_t
grub_elf64_size (grub_elf_t elf)
grub_elf64_size (grub_elf_t elf, Elf64_Addr *base)
{
Elf64_Addr segments_start = (Elf64_Addr) -1;
Elf64_Addr segments_end = 0;
@@ -379,6 +384,9 @@ grub_elf64_size (grub_elf_t elf)
grub_elf64_phdr_iterate (elf, calcsize, 0);
if (base)
*base = 0;
if (nr_phdrs == 0)
{
grub_error (GRUB_ERR_BAD_OS, "no program headers present");
@@ -392,6 +400,9 @@ grub_elf64_size (grub_elf_t elf)
return 0;
}
if (base)
*base = segments_start;
return segments_end - segments_start;
}