[CRIU] [PATCH 05/10] zdtm/vdso01/ia32: add ia32 test version
Dmitry Safonov
dsafonov at virtuozzo.com
Thu Feb 16 08:20:40 PST 2017
Signed-off-by: Dmitry Safonov <dsafonov at virtuozzo.com>
---
test/zdtm/static/vdso01.c | 81 +++++++++++++++++++++++++++++++++--------------
1 file changed, 57 insertions(+), 24 deletions(-)
diff --git a/test/zdtm/static/vdso01.c b/test/zdtm/static/vdso01.c
index d4ff920ad3cc..f571a87a8708 100644
--- a/test/zdtm/static/vdso01.c
+++ b/test/zdtm/static/vdso01.c
@@ -18,6 +18,47 @@
const char *test_doc = "Check if we can use vDSO using direct vDSO calls\n";
const char *test_author = "Cyrill Gorcunov <gorcunov at openvz.org";
+#ifdef __i386__
+
+# define Ehdr_t Elf32_Ehdr
+# define Sym_t Elf32_Sym
+# define Phdr_t Elf32_Phdr
+# define Word_t Elf32_Word
+# define Dyn_t Elf32_Dyn
+
+# define ELF_ST_TYPE ELF32_ST_TYPE
+# define ELF_ST_BIND ELF32_ST_BIND
+
+const char elf_ident[] = {
+ 0x7f, 0x45, 0x4c, 0x46, 0x01, 0x01, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+
+#else /* non-i386 */
+
+# define Ehdr_t Elf64_Ehdr
+# define Sym_t Elf64_Sym
+# define Phdr_t Elf64_Phdr
+# define Word_t Elf64_Word
+# define Dyn_t Elf64_Dyn
+
+# ifndef ELF_ST_TYPE
+# define ELF_ST_TYPE ELF64_ST_TYPE
+# endif
+# ifndef ELF_ST_BIND
+# define ELF_ST_BIND ELF64_ST_BIND
+# endif
+
+/*
+ * See Elf specification for this magic values.
+ */
+const char elf_ident[] = {
+ 0x7f, 0x45, 0x4c, 0x46, 0x02, 0x01, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+
+#endif
+
typedef int (__vdso_clock_gettime_t)(clockid_t clock, struct timespec *ts);
typedef long (__vdso_getcpu_t)(unsigned *cpu, unsigned *node, void *unused);
typedef int (__vdso_gettimeofday_t)(struct timeval *tv, struct timezone *tz);
@@ -96,27 +137,19 @@ static unsigned long elf_hash(const unsigned char *name)
static int vdso_fill_symtable(char *mem, size_t size, struct vdso_symtable *t)
{
- Elf64_Phdr *dynamic = NULL, *load = NULL;
- Elf64_Ehdr *ehdr = (void *)mem;
- Elf64_Dyn *dyn_strtab = NULL;
- Elf64_Dyn *dyn_symtab = NULL;
- Elf64_Dyn *dyn_strsz = NULL;
- Elf64_Dyn *dyn_syment = NULL;
- Elf64_Dyn *dyn_hash = NULL;
- Elf64_Word *hash = NULL;
- Elf64_Phdr *phdr;
- Elf64_Dyn *d;
-
- Elf64_Word *bucket, *chain;
- Elf64_Word nbucket, nchain;
-
- /*
- * See Elf specification for this magic values.
- */
- const char elf_ident[] = {
- 0x7f, 0x45, 0x4c, 0x46, 0x02, 0x01, 0x01, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- };
+ Phdr_t *dynamic = NULL, *load = NULL;
+ Ehdr_t *ehdr = (void *)mem;
+ Dyn_t *dyn_strtab = NULL;
+ Dyn_t *dyn_symtab = NULL;
+ Dyn_t *dyn_strsz = NULL;
+ Dyn_t *dyn_syment = NULL;
+ Dyn_t *dyn_hash = NULL;
+ Word_t *hash = NULL;
+ Phdr_t *phdr;
+ Dyn_t *d;
+
+ Word_t *bucket, *chain;
+ Word_t nbucket, nchain;
char *dynsymbol_names;
unsigned int i, j, k;
@@ -214,15 +247,15 @@ static int vdso_fill_symtable(char *mem, size_t size, struct vdso_symtable *t)
k = elf_hash((const unsigned char *)vdso_symbols[i]);
for (j = bucket[k % nbucket]; j < nchain && chain[j] != STN_UNDEF; j = chain[j]) {
- Elf64_Sym *sym = (void *)&mem[dyn_symtab->d_un.d_ptr - load->p_vaddr];
+ Sym_t *sym = (void *)&mem[dyn_symtab->d_un.d_ptr - load->p_vaddr];
char *name;
sym = &sym[j];
if (__ptr_oob(sym, mem, size))
continue;
- if (ELF64_ST_TYPE(sym->st_info) != STT_FUNC &&
- ELF64_ST_BIND(sym->st_info) != STB_GLOBAL)
+ if (ELF_ST_TYPE(sym->st_info) != STT_FUNC &&
+ ELF_ST_BIND(sym->st_info) != STB_GLOBAL)
continue;
name = &dynsymbol_names[sym->st_name];
--
2.11.1
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