Update libjpeg_turbo to 1.4.90 from https://github.com/libjpeg-turbo/

md5/md5hl.c

+/* mdXhl.c * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <phk@FreeBSD.org> wrote this file.  As long as you retain this notice you
+ * can do whatever you want with this stuff. If we meet some day, and you think
+ * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
+ * ----------------------------------------------------------------------------
+ * libjpeg-turbo Modifications:
+ * Copyright (C) 2016, D. R. Commander
+ * Modifications are under the same license as the original code (see above)
+ * ----------------------------------------------------------------------------
+ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#ifdef _WIN32
+#include <io.h>
+#define close _close
+#define fstat _fstat
+#define lseek _lseek
+#define read _read
+#define stat _stat
+#else
+#include <unistd.h>
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define LENGTH 16
+
+#include "./md5.h"
+
+char *
+MD5End(MD5_CTX *ctx, char *buf)
+{
+        int i;
+        unsigned char digest[LENGTH];
+        static const char hex[]="0123456789abcdef";
+
+        if (!buf)
+                buf = malloc(2*LENGTH + 1);
+        if (!buf)
+                return 0;
+        MD5Final(digest, ctx);
+        for (i = 0; i < LENGTH; i++) {
+                buf[i+i] = hex[digest[i] >> 4];
+                buf[i+i+1] = hex[digest[i] & 0x0f];
+        }
+        buf[i+i] = '\0';
+        return buf;
+}
+
+char *
+MD5File(const char *filename, char *buf)
+{
+        return (MD5FileChunk(filename, buf, 0, 0));
+}
+
+char *
+MD5FileChunk(const char *filename, char *buf, off_t ofs, off_t len)
+{
+        unsigned char buffer[BUFSIZ];
+        MD5_CTX ctx;
+        struct stat stbuf;
+        int f, i, e;
+        off_t n;
+
+        MD5Init(&ctx);
+#if _WIN32
+        f = _open(filename, O_RDONLY|O_BINARY);
+#else
+        f = open(filename, O_RDONLY);
+#endif
+        if (f < 0)
+                return 0;
+        if (fstat(f, &stbuf) < 0)
+                return 0;
+        if (ofs > stbuf.st_size)
+                ofs = stbuf.st_size;
+        if ((len == 0) || (len > stbuf.st_size - ofs))
+                len = stbuf.st_size - ofs;
+        if (lseek(f, ofs, SEEK_SET) < 0)
+                return 0;
+        n = len;
+        i = 0;
+        while (n > 0) {
+                if (n > sizeof(buffer))
+                        i = read(f, buffer, sizeof(buffer));
+                else
+                        i = read(f, buffer, n);
+                if (i < 0)
+                        break;
+                MD5Update(&ctx, buffer, i);
+                n -= i;
+        }
+        e = errno;
+        close(f);
+        errno = e;
+        if (i < 0)
+                return 0;
+        return (MD5End(&ctx, buf));
+}
+
+char *
+MD5Data (const void *data, unsigned int len, char *buf)
+{
+        MD5_CTX ctx;
+
+        MD5Init(&ctx);
+        MD5Update(&ctx,data,len);
+        return (MD5End(&ctx, buf));
+}