[reactos] 13/179: [WINESYNC] dbghelp: Read the ELF program header corresponding to the target's architecture.

[winesync]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=48c551a237ded45fdca72…

commit 48c551a237ded45fdca722d2e3849d5427aa16e8
Author:     winesync <ros-dev(a)reactos.org>
AuthorDate: Fri Sep 11 13:04:09 2020 +0200
Commit:     Jérôme Gardou <jerome.gardou(a)reactos.org>
CommitDate: Wed Sep 16 10:35:32 2020 +0200

    [WINESYNC] dbghelp: Read the ELF program header corresponding to the target's
architecture.
    
    Signed-off-by: Zebediah Figura <zfigura(a)codeweavers.com>
    Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>
    
    wine commit id bd620ffb443eaa2dba997dc5597cb37c44d757b7 by Zebediah Figura
<zfigura(a)codeweavers.com>
---
 dll/win32/dbghelp/elf_module.c    | 31 ++++++++++++++++++++++++-------
 dll/win32/dbghelp/image_private.h |  2 --
 sdk/tools/winesync/dbghelp.cfg    |  2 +-
 3 files changed, 25 insertions(+), 10 deletions(-)

diff --git a/dll/win32/dbghelp/elf_module.c b/dll/win32/dbghelp/elf_module.c
index 8049210c550..f84df836da6 100644
--- a/dll/win32/dbghelp/elf_module.c
+++ b/dll/win32/dbghelp/elf_module.c
@@ -332,7 +332,6 @@ static BOOL elf_map_file(struct elf_map_file_data* emfd, struct
image_file_map*
     static const BYTE   elf_signature[4] = { ELFMAG0, ELFMAG1, ELFMAG2, ELFMAG3 };
     struct stat	        statbuf;
     unsigned int        i;
-    Elf_Phdr            phdr;
     size_t              tmp, page_mask = sysconf( _SC_PAGESIZE ) - 1;
     char*               filename;
     unsigned            len;
@@ -429,13 +428,31 @@ static BOOL elf_map_file(struct elf_map_file_data* emfd, struct
image_file_map*
     fmap->u.elf.elf_start = ~0L;
     for (i = 0; i < fmap->u.elf.elfhdr.e_phnum; i++)
     {
-        if (elf_map_file_read(fmap, emfd, &phdr, sizeof(phdr),
-                              fmap->u.elf.elfhdr.e_phoff + i * sizeof(phdr))
&&
-            phdr.p_type == PT_LOAD)
+        if (fmap->addr_size == 32)
         {
-            tmp = (phdr.p_vaddr + phdr.p_memsz + page_mask) & ~page_mask;
-            if (fmap->u.elf.elf_size < tmp) fmap->u.elf.elf_size = tmp;
-            if (phdr.p_vaddr < fmap->u.elf.elf_start) fmap->u.elf.elf_start =
phdr.p_vaddr;
+            Elf32_Phdr phdr;
+
+            if (elf_map_file_read(fmap, emfd, &phdr, sizeof(phdr),
+                                  fmap->u.elf.elfhdr.e_phoff + i * sizeof(phdr))
&&
+                phdr.p_type == PT_LOAD)
+            {
+                tmp = (phdr.p_vaddr + phdr.p_memsz + page_mask) & ~page_mask;
+                if (fmap->u.elf.elf_size < tmp) fmap->u.elf.elf_size = tmp;
+                if (phdr.p_vaddr < fmap->u.elf.elf_start) fmap->u.elf.elf_start
= phdr.p_vaddr;
+            }
+        }
+        else
+        {
+            Elf64_Phdr phdr;
+
+            if (elf_map_file_read(fmap, emfd, &phdr, sizeof(phdr),
+                                  fmap->u.elf.elfhdr.e_phoff + i * sizeof(phdr))
&&
+                phdr.p_type == PT_LOAD)
+            {
+                tmp = (phdr.p_vaddr + phdr.p_memsz + page_mask) & ~page_mask;
+                if (fmap->u.elf.elf_size < tmp) fmap->u.elf.elf_size = tmp;
+                if (phdr.p_vaddr < fmap->u.elf.elf_start) fmap->u.elf.elf_start
= phdr.p_vaddr;
+            }
         }
     }
     /* if non relocatable ELF, then remove fixed address from computation
diff --git a/dll/win32/dbghelp/image_private.h b/dll/win32/dbghelp/image_private.h
index 47fd7eed91e..868d346abdb 100644
--- a/dll/win32/dbghelp/image_private.h
+++ b/dll/win32/dbghelp/image_private.h
@@ -61,12 +61,10 @@ typedef struct section              macho_section;
 #if defined(__ELF__) && !defined(DBGHELP_STATIC_LIB)
 
 #ifdef _WIN64
-#define         Elf_Phdr        Elf64_Phdr
 #define         Elf_Dyn         Elf64_Dyn
 #define         Elf_Sym         Elf64_Sym
 #define         Elf_auxv_t      Elf64_auxv_t
 #else
-#define         Elf_Phdr        Elf32_Phdr
 #define         Elf_Dyn         Elf32_Dyn
 #define         Elf_Sym         Elf32_Sym
 #define         Elf_auxv_t      Elf32_auxv_t
diff --git a/sdk/tools/winesync/dbghelp.cfg b/sdk/tools/winesync/dbghelp.cfg
index 7376e9c5177..ed6da1caf6a 100644
--- a/sdk/tools/winesync/dbghelp.cfg
+++ b/sdk/tools/winesync/dbghelp.cfg
@@ -3,4 +3,4 @@ directories:
 files:
   include/dbghelp.h: sdk/include/psdk/dbghelp.h
 tags:
-  wine: cf78601b3781e64ea2745cf8084848acb69300a8
+  wine: bd620ffb443eaa2dba997dc5597cb37c44d757b7