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Added right implementation of explicit_bzero

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This commit is contained in:
manojampalam 2016-03-21 21:49:04 -07:00
parent 936508e00c
commit 07537eb47c
4 changed files with 10 additions and 12 deletions
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2
contrib/win32/openssh/config.h.vs
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@ -1707,8 +1707,6 @@ typedef long ssize_t;
#define HAVE_EXPLICIT_BZERO #define HAVE_EXPLICIT_BZERO
#define explicit_bzero(p,l) memset((void *)(p),0,(size_t)(l))
#define bzero(p,l) memset((void *)(p),0,(size_t)(l))
#define WIN32_ZLIB_NO 1 #define WIN32_ZLIB_NO 1

5
contrib/win32/win32compat/inc/w32posix.h
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@ -138,3 +138,8 @@ struct iovec
size_t iov_len; size_t iov_len;
}; };
#define bzero(p,l) memset((void *)(p),0,(size_t)(l))
void
explicit_bzero(void *b, size_t len);

5
contrib/win32/win32compat/misc.c
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@ -11,3 +11,8 @@ pid_t waitpid(pid_t pid, int *status, int options) {
/* TODO - implement this*/ /* TODO - implement this*/
return 0; return 0;
} }
void
explicit_bzero(void *b, size_t len) {
SecureZeroMemory(b, len);
}

10
openbsd-compat/explicit_bzero.c
View File

@ -23,14 +23,6 @@ explicit_bzero(void *p, size_t n)
#else /* HAVE_MEMSET_S */ #else /* HAVE_MEMSET_S */
#ifdef WIN32_FIXME
void
explicit_bzero(void *p, size_t n)
{
bzero(p, n);
}
#else
/* /*
* Indirect bzero through a volatile pointer to hopefully avoid * Indirect bzero through a volatile pointer to hopefully avoid
* dead-store optimisation eliminating the call. * dead-store optimisation eliminating the call.
@ -43,8 +35,6 @@ explicit_bzero(void *p, size_t n)
ssh_bzero(p, n); ssh_bzero(p, n);
} }
#endif /* WIN32_FIXME */
#endif /* HAVE_MEMSET_S */ #endif /* HAVE_MEMSET_S */
#endif /* HAVE_EXPLICIT_BZERO */ #endif /* HAVE_EXPLICIT_BZERO */