about summary refs log tree commit diff
path: root/qemu_mode/patches/elfload.diff
blob: c8f6e80a2472d3996af2ca987e1b5101e2e90c06 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 5bccd2e2..94e928a4 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -20,6 +20,8 @@
 
 #define ELF_OSABI   ELFOSABI_SYSV
 
+extern abi_ulong afl_entry_point, afl_start_code, afl_end_code;
+
 /* from personality.h */
 
 /*
@@ -2301,6 +2303,8 @@ static void load_elf_image(const char *image_name, int image_fd,
     info->brk = 0;
     info->elf_flags = ehdr->e_flags;
 
+    if (!afl_entry_point) afl_entry_point = info->entry;
+
     for (i = 0; i < ehdr->e_phnum; i++) {
         struct elf_phdr *eppnt = phdr + i;
         if (eppnt->p_type == PT_LOAD) {
@@ -2335,9 +2339,11 @@ static void load_elf_image(const char *image_name, int image_fd,
             if (elf_prot & PROT_EXEC) {
                 if (vaddr < info->start_code) {
                     info->start_code = vaddr;
+                    if (!afl_start_code) afl_start_code = vaddr;
                 }
                 if (vaddr_ef > info->end_code) {
                     info->end_code = vaddr_ef;
+                    if (!afl_end_code) afl_end_code = vaddr_ef;
                 }
             }
             if (elf_prot & PROT_WRITE) {