Adding upstream version 2.8.9rel.1.upstream/2.8.9rel.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 241 insertions, 0 deletions

diff --git a/WWW/Library/Implementation/HTDOS.c b/WWW/Library/Implementation/HTDOS.c
new file mode 100644
index 0000000..84bff79
--- /dev/null
+++ b/WWW/Library/Implementation/HTDOS.c
@@ -0,0 +1,241 @@
+/*
+ * $LynxId: HTDOS.c,v 1.40 2013/11/28 11:11:05 tom Exp $
+ *							DOS specific routines
+ */
+
+#include <HTUtils.h>
+#include <LYUtils.h>
+#include <HTDOS.h>
+#include <LYStrings.h>
+
+#include <LYLeaks.h>
+
+#ifdef _WINDOWS
+#include <LYGlobalDefs.h>
+#include <HTAlert.h>
+#endif
+
+/*
+ * Make a copy of the source argument in the result, allowing some extra
+ * space so we can append directly onto the result without reallocating.
+ */
+static char *copy_plus(char **result, const char *source)
+{
+    int length = (int) strlen(source);
+    int extra = 10;
+    int n;
+
+    for (n = 0; n < length; ++n) {
+	if (source[n] == ' ')
+	    ++extra;
+    }
+
+    HTSprintf0(result, "%-*s", length + extra, source);
+    (*result)[length] = 0;
+    return (*result);
+}
+
+/* PUBLIC							HTDOS_wwwName()
+ *		CONVERTS DOS Name into WWW Name
+ * ON ENTRY:
+ *	dosname		DOS file specification (NO NODE)
+ *
+ * ON EXIT:
+ *	returns		WWW file specification
+ *
+ */
+const char *HTDOS_wwwName(const char *dosname)
+{
+    static char *wwwname = NULL;
+    char *cp_url = copy_plus(&wwwname, dosname);
+    int wwwname_len;
+    char ch;
+
+    while ((ch = *dosname) != '\0') {
+	switch (ch) {
+	case '\\':
+	    /* convert dos backslash to unix-style */
+	    *cp_url++ = '/';
+	    break;
+	case ' ':
+	    *cp_url++ = '%';
+	    *cp_url++ = '2';
+	    *cp_url++ = '0';
+	    break;
+	default:
+	    *cp_url++ = ch;
+	    break;
+	}
+	dosname++;
+    }
+    *cp_url = '\0';
+
+    wwwname_len = (int) strlen(wwwname);
+    if (wwwname_len > 1)
+	cp_url--;		/* point last char */
+
+    if (wwwname_len > 3 && *cp_url == '/') {
+	cp_url++;
+	*cp_url = '\0';
+    }
+    return (wwwname);
+}
+
+/*
+ * Convert slashes from Unix to DOS
+ */
+char *HTDOS_slashes(char *path)
+{
+    char *s;
+
+    for (s = path; *s != '\0'; ++s) {
+	if (*s == '/') {
+	    *s = '\\';
+	}
+    }
+    return path;
+}
+
+/* PUBLIC							HTDOS_name()
+ *		CONVERTS WWW name into a DOS name
+ * ON ENTRY:
+ *	wwwname		WWW file name
+ *
+ * ON EXIT:
+ *	returns		DOS file specification
+ */
+char *HTDOS_name(const char *wwwname)
+{
+    static char *result = NULL;
+    int joe;
+
+#if defined(SH_EX)		/* 2000/03/07 (Tue) 18:32:42 */
+    if (unsafe_filename(wwwname)) {
+	HTUserMsg2("unsafe filename : %s", wwwname);
+	copy_plus(&result, "BAD_LOCAL_FILE_NAME");
+    } else {
+	copy_plus(&result, wwwname);
+    }
+#else
+    copy_plus(&result, wwwname);
+#endif
+#ifdef __DJGPP__
+    if (result[0] == '/'
+	&& result[1] == 'd'
+	&& result[2] == 'e'
+	&& result[3] == 'v'
+	&& result[4] == '/'
+	&& isalpha(result[5])) {
+	return (result);
+    }
+#endif /* __DJGPP__ */
+
+    (void) HTDOS_slashes(result);
+
+    /* pesky leading slash, rudiment from file://localhost/  */
+    /* the rest of path may be with or without drive letter  */
+    if ((result[1] != '\\') && (result[0] == '\\')) {
+	for (joe = 0; (result[joe] = result[joe + 1]) != 0; joe++) ;
+    }
+    /* convert '|' after the drive letter to ':' */
+    if (isalpha(UCH(result[0])) && result[1] == '|') {
+	result[1] = ':';
+    }
+#ifdef _WINDOWS			/* 1998/04/02 (Thu) 08:59:48 */
+    if (LYLastPathSep(result) != NULL
+	&& !LYIsDosDrive(result)) {
+	char temp_buff[LY_MAXPATH];
+
+	sprintf(temp_buff, "%.3s\\%.*s", windows_drive,
+		(int) (sizeof(temp_buff) - 5), result);
+	StrAllocCopy(result, temp_buff);
+    }
+#endif
+    /*
+     * If we have only a device, add a trailing slash.  Otherwise it just
+     * refers to the current directory on the given device.
+     */
+    if (LYLastPathSep(result) == NULL
+	&& LYIsDosDrive(result))
+	LYAddPathSep0(result);
+
+    CTRACE((tfp, "HTDOS_name changed `%s' to `%s'\n", wwwname, result));
+    return (result);
+}
+
+#ifdef WIN_EX
+char *HTDOS_short_name(const char *path)
+{
+    static char sbuf[LY_MAXPATH];
+    char *ret;
+    DWORD r;
+
+    if (StrChr(path, '/'))
+	path = HTDOS_name(path);
+    r = GetShortPathName(path, sbuf, sizeof sbuf);
+    if (r >= sizeof(sbuf) || r == 0) {
+	ret = LYStrNCpy(sbuf, path, sizeof(sbuf));
+    } else {
+	ret = sbuf;
+    }
+    return ret;
+}
+#endif
+
+#if defined(DJGPP)
+/*
+ * Poll tcp/ip lib and yield to DPMI-host while nothing in
+ * keyboard buffer (head = tail) (simpler than kbhit).
+ * This is required to be able to finish off dead sockets,
+ * answer pings etc.
+ */
+#include <pc.h>
+#include <dpmi.h>
+#include <libc/farptrgs.h>
+#include <go32.h>
+
+void djgpp_idle_loop(void)
+{
+    while (_farpeekw(_dos_ds, 0x41a) == _farpeekw(_dos_ds, 0x41c)) {
+	tcp_tick(NULL);
+	__dpmi_yield();
+#if defined(USE_SLANG)
+	if (SLang_input_pending(1))
+	    break;
+#endif
+    }
+}
+
+/* PUBLIC       getxkey()
+ *              Replaces libc's getxkey() with polling of tcp/ip
+ *              library (WatTcp or Watt-32). *
+ * ON EXIT:
+ *      returns extended keypress.
+ */
+
+/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
+
+int getxkey(void)
+{
+#if defined(DJGPP_KEYHANDLER)
+    __dpmi_regs r;
+
+    djgpp_idle_loop();
+
+    r.h.ah = 0x10;
+    __dpmi_int(0x16, &r);
+
+    if (r.h.al == 0x00)
+	return 0x0100 | r.h.ah;
+    if (r.h.al == 0xe0)
+	return 0x0200 | r.h.ah;
+    return r.h.al;
+
+#elif defined(USE_SLANG)
+    djgpp_idle_loop();
+    return SLkp_getkey();
+#else
+    /* PDcurses uses myGetChar() in LYString.c */
+#endif
+}
+#endif /* DJGPP */