added libressl

2 files changed, 165 insertions, 0 deletions

diff --git a/crypto/libressl/include/compat/string.h b/crypto/libressl/include/compat/string.h
new file mode 100644
index 0000000..4bf7519
--- /dev/null
+++ b/crypto/libressl/include/compat/string.h
@@ -0,0 +1,87 @@
+/*
+ * Public domain
+ * string.h compatibility shim
+ */
+
+#ifndef LIBCRYPTOCOMPAT_STRING_H
+#define LIBCRYPTOCOMPAT_STRING_H
+
+#ifdef _MSC_VER
+#if _MSC_VER >= 1900
+#include <../ucrt/string.h>
+#else
+#include <../include/string.h>
+#endif
+#else
+#include_next <string.h>
+#endif
+
+#include <sys/types.h>
+
+#if defined(__sun) || defined(_AIX) || defined(__hpux)
+/* Some functions historically defined in string.h were placed in strings.h by
+ * SUS. Use the same hack as OS X and FreeBSD use to work around on AIX,
+ * Solaris, and HPUX.
+ */
+#include <strings.h>
+#endif
+
+#ifndef HAVE_STRCASECMP
+int strcasecmp(const char *s1, const char *s2);
+int strncasecmp(const char *s1, const char *s2, size_t len);
+#endif
+
+#ifndef HAVE_STRLCPY
+size_t strlcpy(char *dst, const char *src, size_t siz);
+#endif
+
+#ifndef HAVE_STRLCAT
+size_t strlcat(char *dst, const char *src, size_t siz);
+#endif
+
+#ifndef HAVE_STRNDUP
+char * strndup(const char *str, size_t maxlen);
+/* the only user of strnlen is strndup, so only build it if needed */
+#ifndef HAVE_STRNLEN
+size_t strnlen(const char *str, size_t maxlen);
+#endif
+#endif
+
+#ifndef HAVE_STRSEP
+char *strsep(char **stringp, const char *delim);
+#endif
+
+#ifndef HAVE_EXPLICIT_BZERO
+void explicit_bzero(void *, size_t);
+#endif
+
+#ifndef HAVE_TIMINGSAFE_BCMP
+int timingsafe_bcmp(const void *b1, const void *b2, size_t n);
+#endif
+
+#ifndef HAVE_TIMINGSAFE_MEMCMP
+int timingsafe_memcmp(const void *b1, const void *b2, size_t len);
+#endif
+
+#ifndef HAVE_MEMMEM
+void * memmem(const void *big, size_t big_len, const void *little,
+	size_t little_len);
+#endif
+
+#ifdef _WIN32
+#include <errno.h>
+
+static inline char  *
+posix_strerror(int errnum)
+{
+	if (errnum == ECONNREFUSED) {
+		return "Connection refused";
+	}
+	return strerror(errnum);
+}
+
+#define strerror(errnum) posix_strerror(errnum)
+
+#endif
+
+#endif
diff --git a/crypto/libressl/include/compat/unistd.h b/crypto/libressl/include/compat/unistd.h
new file mode 100644
index 0000000..5e6ab1d
--- /dev/null
+++ b/crypto/libressl/include/compat/unistd.h
@@ -0,0 +1,78 @@
+/*
+ * Public domain
+ * unistd.h compatibility shim
+ */
+
+#ifndef LIBCRYPTOCOMPAT_UNISTD_H
+#define LIBCRYPTOCOMPAT_UNISTD_H
+
+#ifndef _MSC_VER
+
+#include_next <unistd.h>
+
+#ifdef __MINGW32__
+int ftruncate(int fd, off_t length);
+uid_t getuid(void);
+ssize_t pread(int d, void *buf, size_t nbytes, off_t offset);
+ssize_t pwrite(int d, const void *buf, size_t nbytes, off_t offset);
+#endif
+
+#else
+
+#include <stdlib.h>
+#include <io.h>
+#include <process.h>
+
+#define STDOUT_FILENO   1
+#define STDERR_FILENO   2
+
+#define R_OK    4
+#define W_OK    2
+#define X_OK    0
+#define F_OK    0
+
+#define SEEK_SET        0
+#define SEEK_CUR        1
+#define SEEK_END        2
+
+#define access _access
+
+#ifdef _MSC_VER
+#include <windows.h>
+static inline unsigned int sleep(unsigned int seconds)
+{
+       Sleep(seconds * 1000);
+       return seconds;
+}
+#endif
+
+int ftruncate(int fd, off_t length);
+uid_t getuid(void);
+ssize_t pread(int d, void *buf, size_t nbytes, off_t offset);
+ssize_t pwrite(int d, const void *buf, size_t nbytes, off_t offset);
+
+#endif
+
+#ifndef HAVE_GETENTROPY
+int getentropy(void *buf, size_t buflen);
+#else
+/*
+ * Solaris 11.3 adds getentropy(2), but defines the function in sys/random.h
+ */
+#if defined(__sun)
+#include <sys/random.h>
+#endif
+#endif
+
+#ifndef HAVE_GETPAGESIZE
+int getpagesize(void);
+#endif
+
+#define pledge(request, paths) 0
+#define unveil(path, permissions) 0
+
+#ifndef HAVE_PIPE2
+int pipe2(int fildes[2], int flags);
+#endif
+
+#endif