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Merge remote-tracking branch 'riku/linux-user-for-upstream' into staging

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* riku/linux-user-for-upstream:
  linux-user: Remove regs parameter of load_elf_binary and load_flt_binary
  linux-user: Support the accept4 socketcall

Message-id: 1389364137-23287-1-git-send-email-riku.voipio@linaro.org
Signed-off-by: Anthony Liguori <aliguori@amazon.com>
This commit is contained in:
Anthony Liguori 2014-01-10 10:47:30 -08:00
commit 205b6b6175
6 changed files with 23 additions and 10 deletions
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3
linux-user/elfload.c
View File

@ -1998,8 +1998,7 @@ give_up:
free(syms);
}
int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * regs,
struct image_info * info)
int load_elf_binary(struct linux_binprm *bprm, struct image_info *info)
{
struct image_info interp_info;
struct elfhdr elf_ex;

3
linux-user/flatload.c
View File

@ -704,8 +704,7 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
#endif /* CONFIG_BINFMT_SHARED_FLAT */
int load_flt_binary(struct linux_binprm * bprm, struct target_pt_regs * regs,
struct image_info * info)
int load_flt_binary(struct linux_binprm *bprm, struct image_info *info)
{
struct lib_info libinfo[MAX_SHARED_LIBS];
abi_ulong p = bprm->p;

4
linux-user/linuxload.c
View File

@ -154,13 +154,13 @@ int loader_exec(int fdexec, const char *filename, char **argv, char **envp,
&& bprm->buf[1] == 'E'
&& bprm->buf[2] == 'L'
&& bprm->buf[3] == 'F') {
retval = load_elf_binary(bprm, regs, infop);
retval = load_elf_binary(bprm, infop);
#if defined(TARGET_HAS_BFLT)
} else if (bprm->buf[0] == 'b'
&& bprm->buf[1] == 'F'
&& bprm->buf[2] == 'L'
&& bprm->buf[3] == 'T') {
retval = load_flt_binary(bprm,regs,infop);
retval = load_flt_binary(bprm, infop);
#endif
} else {
return -ENOEXEC;

6
linux-user/qemu.h
View File

@ -178,10 +178,8 @@ int loader_exec(int fdexec, const char *filename, char **argv, char **envp,
struct target_pt_regs * regs, struct image_info *infop,
struct linux_binprm *);
int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * regs,
struct image_info * info);
int load_flt_binary(struct linux_binprm * bprm, struct target_pt_regs * regs,
struct image_info * info);
int load_elf_binary(struct linux_binprm *bprm, struct image_info *info);
int load_flt_binary(struct linux_binprm *bprm, struct image_info *info);
abi_long memcpy_to_target(abi_ulong dest, const void *src,
unsigned long len);

16
linux-user/syscall.c
View File

@ -2245,6 +2245,22 @@ static abi_long do_socketcall(int num, abi_ulong vptr)
ret = do_accept4(sockfd, target_addr, target_addrlen, 0);
}
break;
case SOCKOP_accept4:
{
abi_ulong sockfd;
abi_ulong target_addr, target_addrlen;
abi_ulong flags;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(target_addr, vptr + n)
|| get_user_ual(target_addrlen, vptr + 2 * n)
|| get_user_ual(flags, vptr + 3 * n)) {
return -TARGET_EFAULT;
}
ret = do_accept4(sockfd, target_addr, target_addrlen, flags);
}
break;
case SOCKOP_getsockname:
{
abi_ulong sockfd;

1
linux-user/syscall_defs.h
View File

@ -27,6 +27,7 @@
#define SOCKOP_getsockopt 15
#define SOCKOP_sendmsg 16
#define SOCKOP_recvmsg 17
#define SOCKOP_accept4 18
#define IPCOP_semop 1
#define IPCOP_semget 2