diff options
| -rw-r--r-- | linux-user/linuxload.c | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/linux-user/linuxload.c b/linux-user/linuxload.c index a27e1d0..9d4eb5e 100644 --- a/linux-user/linuxload.c +++ b/linux-user/linuxload.c @@ -1,59 +1,57 @@ /* Code for loading Linux executables. Mostly linux kernel code. */ #include "qemu/osdep.h" - #include "qemu.h" #define NGROUPS 32 /* ??? This should really be somewhere else. */ -abi_long memcpy_to_target(abi_ulong dest, const void *src, - unsigned long len) +abi_long memcpy_to_target(abi_ulong dest, const void *src, unsigned long len) { void *host_ptr; host_ptr = lock_user(VERIFY_WRITE, dest, len, 0); - if (!host_ptr) + if (!host_ptr) { return -TARGET_EFAULT; + } memcpy(host_ptr, src, len); unlock_user(host_ptr, dest, 1); return 0; } -static int count(char ** vec) +static int count(char **vec) { - int i; + int i; - for(i = 0; *vec; i++) { + for (i = 0; *vec; i++) { vec++; } - - return(i); + return i; } static int prepare_binprm(struct linux_binprm *bprm) { - struct stat st; + struct stat st; int mode; int retval; - if(fstat(bprm->fd, &st) < 0) { - return(-errno); + if (fstat(bprm->fd, &st) < 0) { + return -errno; } mode = st.st_mode; - if(!S_ISREG(mode)) { /* Must be regular file */ - return(-EACCES); + if (!S_ISREG(mode)) { /* Must be regular file */ + return -EACCES; } - if(!(mode & 0111)) { /* Must have at least one execute bit set */ - return(-EACCES); + if (!(mode & 0111)) { /* Must have at least one execute bit set */ + return -EACCES; } bprm->e_uid = geteuid(); bprm->e_gid = getegid(); /* Set-uid? */ - if(mode & S_ISUID) { + if (mode & S_ISUID) { bprm->e_uid = st.st_uid; } @@ -125,8 +123,8 @@ abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, } int loader_exec(int fdexec, const char *filename, char **argv, char **envp, - struct target_pt_regs * regs, struct image_info *infop, - struct linux_binprm *bprm) + struct target_pt_regs *regs, struct image_info *infop, + struct linux_binprm *bprm) { int retval; @@ -139,7 +137,7 @@ int loader_exec(int fdexec, const char *filename, char **argv, char **envp, retval = prepare_binprm(bprm); - if(retval>=0) { + if (retval >= 0) { if (bprm->buf[0] == 0x7f && bprm->buf[1] == 'E' && bprm->buf[2] == 'L' @@ -157,11 +155,11 @@ int loader_exec(int fdexec, const char *filename, char **argv, char **envp, } } - if(retval>=0) { + if (retval >= 0) { /* success. Initialize important registers */ do_init_thread(regs, infop); return retval; } - return(retval); + return retval; } |