int main (int argc, char* const argv[])
{
int socket_fd;
struct sockaddr_in name;
struct hostent* hostinfo;
/* Create the socket. */
socket_fd = socket (PF_INET, SOCK_STREAM, 0);
/* Store the server's name in the socket address. */
name.sin_family = AF_INET;
/* Convert from strings to numbers. */
hostinfo = gethostbyname (argv[1]);
if (hostinfo == NULL)
return 1;
else
name.sin_addr = *((struct in_addr *) hostinfo->h_addr);
/* Web servers use port 80. */
name.sin_port = htons (80);
/* Connect to the Web server */
if (connect (socket_fd, &name, sizeof (struct sockaddr_in)) == -1) {
perror ("connect");
return 1;
}
/* Retrieve the server's home page. */
get_home_page (socket_fd);
return 0;
}
int
main (int argc, char *argv[])
{
/* These have been moved from global to local variables */
/* this reduces binary size and improves code structure. RP */
/* Also size of home_page and help_page reduced from 257. RP 11-mar-04 */
char home_page[20] = "index.htm";
char help_page[20] = "help.htm";
char base_dir[257];
char *showcommand = 0;
char *oldscreen;
int oldcursorx = wherex (), oldcursory = wherey ();
int i; /* counter for loop */
int forcemono = 0, fancyscheme = 0;
int AsciiExtendedChars = 1;
int codepage = 0;
cat = catopen("htmlhelp", 0);
if (getenv ("HELPPATH") == NULL)
{
get_base_dir (base_dir, argv[0]);
strcat (base_dir, "..\\help\\"); /* default location */
if (lang_add(base_dir, home_page) != 0)
{
char testpath[257];
get_base_dir (base_dir, argv[0]);
strcat (base_dir, "..\\help\\"); /* bookshelf location */
strcpy(testpath, base_dir);
strcat(testpath, home_page);
if (checkForFile(testpath) != 0)
{
get_base_dir (base_dir, argv[0]); /* try same dir as exe */
strcpy(testpath, base_dir);
strcat(testpath, home_page);
if (checkForFile(testpath) != 0)
{
*base_dir = '\0'; /* try current dir */
strcpy(testpath, home_page);
if (checkForFile(testpath) != 0)
{
get_base_dir (base_dir, argv[0]);
strcat (base_dir, "..\\help\\");
}
}
}
}
}
else
{
strcpy (base_dir, getenv ("HELPPATH"));
if (lang_add(base_dir, home_page) != 0)
{
strcpy (base_dir, getenv ("HELPPATH"));
if (base_dir[0] != '\0')
{
if (base_dir[strlen(base_dir)-1] != '\\' &&
base_dir[strlen(base_dir)-1] != '/');
strcat (base_dir, "\\");
}
}
}
if (getenv ("HELPCMD"))
{
if (strstr (getenv ("HELPCMD"), "/A"))
AsciiExtendedChars = 0;
if (strstr (getenv ("HELPCMD"), "/M"))
forcemono = 1;
if (strstr (getenv ("HELPCMD"), "/F1"))
fancyscheme = 1;
if (strstr (getenv ("HELPCMD"), "/F2"))
fancyscheme = 2;
}
for (i = 1; i < argc; i++)
{
if (argv[i][0] == '/')
{
switch (argv[i][1])
{
default:
printf ("%s -- %s\n", hcatInvArg, argv[i] + 1);
printf ("%s\n", hcatHowGetUsage);
break;
case '?':
show_usage ();
return 0;
case 'a':
case 'A':
if (argv[i][2] == 0)
AsciiExtendedChars = 0;
break;
case 'c':
case 'C':
codepage = atoi(argv[i]+2);
if (codepage == 0)
{
printf("%s (/Cnnn)\n", hcatCodepagePlease);
printf("%s:\n%s\n", hcatCodepagesSupported, supportedCodepages);
return 0;
}
break;
case 'f':
case 'F':
fancyscheme = atoi(argv[i] + 2);
if (fancyscheme < 1 || fancyscheme > 2)
fancyscheme = 1;
break;
case 'h':
case 'H':
if (argv[i][2] == 0) /* Only put /h or /H */
{
printf ("%s\n", hcatInvArg);
printf ("%s\n", hcatHowGetUsage);
return 0;
}
else
{
strncpy(help_page, argv[i] + 2, 14);
}
break;
case 'l':
case 'L':
strcat (base_dir, argv[i] + 2);
checkForFile (base_dir);
get_home_page (home_page, base_dir);
get_base_dir (base_dir, base_dir);
break;
case 'm':
case 'M':
if (argv[i][2] == '\0')
forcemono = 1;
else
{
printf ("%s -- %s\n", hcatInvArg, argv[i] + 1);
printf ("%s\n", hcatHowGetUsage);
return 0;
}
break;
case 'o': /* Override index file path/name */
case 'O':
strcpy (base_dir, argv[i] + 2);
if (lang_add(base_dir, home_page) != 0)
{
strcpy (base_dir, argv[i] + 2);
checkForFile (base_dir);
get_home_page (home_page, base_dir);
get_base_dir (base_dir, base_dir);
}
}
}
else if (showcommand == 0)
{
showcommand = malloc (strlen (argv[i]) + 11);
if (!showcommand)
{
printf ("%s\n", hcatMemErr);
return 0;
}
sprintf (showcommand, "#%s", argv[i]);
}
else
{
printf ("%s\n", hcat2ManyTopics);
printf ("%s\n", hcatHowGetUsage);
return 0;
}
}
if (fancyscheme && forcemono)
{
printf ("%s\n", hcatFwithN);
printf ("%s\n", hcatHowGetUsage);
return 0;
}
/* detect (or force) the codepage to select UTF-8 and entity
substition support */
if (selectCodepage(codepage) != codepage && codepage > 0)
{
printf("%s\n", hcatCodepageNotSupported);
printf("%s:\n%s\n", hcatCodepagesSupported, supportedCodepages);
return 0;
}
/* initialise user interface */
conio_init (forcemono);
if (forcemono == 0)
{
oldscreen = malloc (W * H * 2);
if (oldscreen)
save_window (X, Y, W, H, oldscreen);
}
if (MonoOrColor == COLOR_MODE && fancyscheme == 0)
{
TEXT_COLOR = C_TEXT_COLOR;
BOLD_COLOR = C_BOLD_COLOR;
ITALIC_COLOR = C_ITALIC_COLOR;
BORDER_BOX_COLOR = C_BORDER_COLOR;
BORDER_TEXT_COLOR = C_BORDER_TEXT_COLOR;
LINK_COLOR = C_LINK_COLOR;
LINK_HIGHLIGHTED_COLOR = C_LINK_HIGHLIGHTED_COLOR;
}
else if (MonoOrColor == COLOR_MODE && fancyscheme == 1)
{
TEXT_COLOR = F1_TEXT_COLOR;
BOLD_COLOR = F1_BOLD_COLOR;
ITALIC_COLOR = F1_ITALIC_COLOR;
BORDER_BOX_COLOR = F1_BORDER_COLOR;
BORDER_TEXT_COLOR = F1_BORDER_TEXT_COLOR;
LINK_COLOR = F1_LINK_COLOR;
LINK_HIGHLIGHTED_COLOR = F1_LINK_HIGHLIGHTED_COLOR;
}
else if (MonoOrColor == COLOR_MODE && fancyscheme == 2)
{
TEXT_COLOR = F2_TEXT_COLOR;
BOLD_COLOR = F2_BOLD_COLOR;
ITALIC_COLOR = F2_ITALIC_COLOR;
BORDER_BOX_COLOR = F2_BORDER_COLOR;
BORDER_TEXT_COLOR = F2_BORDER_TEXT_COLOR;
LINK_COLOR = F2_LINK_COLOR;
LINK_HIGHLIGHTED_COLOR = F2_LINK_HIGHLIGHTED_COLOR;
}
else
{
TEXT_COLOR = M_TEXT_COLOR;
BOLD_COLOR = M_BOLD_COLOR;
ITALIC_COLOR = M_ITALIC_COLOR;
BORDER_BOX_COLOR = M_BORDER_COLOR;
BORDER_TEXT_COLOR = M_BORDER_TEXT_COLOR;
LINK_COLOR = M_LINK_COLOR;
LINK_HIGHLIGHTED_COLOR = M_LINK_HIGHLIGHTED_COLOR;
}
if (AsciiExtendedChars == 0)
{
strcpy (Border22f, "+-+( )+-+");
strcpy (Border22if, "+-+( )+-+");
BarBlock1 = '.';
BarBlock2 = '#';
}
show_mouse ();
move_mouse (80, 25);
drawmenu ();
html_view (showcommand, base_dir, home_page, help_page);
free (showcommand);
hide_mouse ();
if ((oldscreen != 0) && (forcemono == 0))
{
load_window (X, Y, W, H, oldscreen);
free (oldscreen);
}
conio_exit ();
gotoxy (oldcursorx, oldcursory);
return 0;
}
int
html_view_internal (struct eventState *pes, char *base_dir, char *home_page)
{
int i;
if (pes->link_text != 0)
{
statusbar (hcatStatusLooking);
if (*pes->link_text == '#')
{
char *anchor;
if (strnicmp (pes->link_text + 1, HTMLHELP_INTERNAL_SEARCHLINK,
strlen (HTMLHELP_INTERNAL_SEARCHLINK)) == 0)
{
/* Internal search engine link */
anchor = pes->body_start + atoi (pes->link_text +
strlen
(HTMLHELP_INTERNAL_SEARCHLINK)
+ 1);
}
else
{
sprintf (pes->text_holder, "<a name=\"%.*s\"",
link_length (pes->link_text + 1), pes->link_text + 1);
anchor = strstr (pes->body_start, pes->text_holder);
}
if (anchor)
{
/* Locate start of line. */
while (anchor != pes->body_start && *anchor != '\n')
anchor--;
if (*anchor == '\n')
anchor++;
/* Move to this line, just near top of screen */
if (!pes->first_time)
addBookmark(pes);
pes->seek_base = anchor;
pes->seek_cnt = -1;
pes->clink = 0; /* RP - Added 5.3.2 */
pes->link_text = 0;
*pes->text_holder = 0;
statusbar (NULL);
return NAVIGATE_DONT;
}
else
{
int triedasfile = 0;
int tryexact = 1;
sprintf (pes->text_holder, "%.*s",
link_length (pes->link_text + 1), pes->link_text + 1);
strlwr (pes->text_holder);
write_string (TEXT_COLOR, X + strlen(hcatStatusLooking) + 3, TY,
hcatStatusEscape);
do
{
pes->p = pes->body_start;
while ((pes->p = strstr (pes->p, "<a")) != 0)
{
static struct event ev;
get_event (&ev, EV_KEY | EV_NONBLOCK);
if (ev.ev_type == EV_KEY && ev.key == 27)
{
pes->link_text = 0;
show_error(hcatUserAborted);
return NAVIGATE_DONT;
}
pes->p = strchr (pes->p, '>');
if (pes->p)
{
++(pes->p);
if ((strnicmp(pes->p, pes->text_holder,
strlen (pes->text_holder)) == 0) &&
(pes->p[strlen(pes->text_holder)] == '<' || !tryexact))
{
while (pes->p != pes->body_start &&
strncmp (pes->p, "<a", 2))
pes->p--;
pes->p = strstr (pes->p, "href=");
if (pes->p != 0)
{
pes->p += 6;
if (*pes->p == '\"')
pes->p++;
if (*pes->p == '#')
break;
if (prepare_link (pes))
{
if (tryexact == 0)
show_error(hcatNoExactFound);
return NAVIGATE_LINK;
}
}
}
}
}
if (triedasfile == 0)
{
int undostrcat = strlen (base_dir);
if (base_dir[strlen (base_dir) - 1] != '\\'
&& base_dir[0] != 0)
strcat (base_dir, "\\");
strcat (base_dir, pes->text_holder);
if (checkForFile (base_dir))
{
/* Didn't work */
base_dir[undostrcat] = '\0';
}
else
{
if (pes->first_time)
pes->hidden = 1;
get_home_page (home_page, base_dir);
get_base_dir (base_dir, base_dir);
return NAVIGATE_HOME;
}
triedasfile = 1;
}
else
{
/* don't try to match end with the < */
if (tryexact)
{
tryexact = 0;
}
else
{
pes->p = pes->text_holder + strlen (pes->text_holder) - 1;
if (*pes->p > 'a')
--(*pes->p);
else
*pes->p = 0;
}
}
}
while (*(pes->text_holder) != 0);
}
statusbar (NULL);
sprintf (pes->text_holder, "%s '%.*s'", hcatCouldntFind,
link_length (pes->link_text + 1), pes->link_text + 1);
show_error (pes->text_holder);
pes->link_text = 0;
*(pes->text_holder) = 0;
return NAVIGATE_DONT;
}
else if (prepare_link (pes))
return NAVIGATE_LINK;
pes->link_text = 0;
}
if (pes->first_time)
{
drawmenu();
save_window (X, Y, W, H, pes->screen_buf);
pes->first_time = 0;
}
if (pes->seek_cnt != 0)
{
if (pes->seek_cnt <= 0)
{
i = -pes->seek_cnt;
pes->p = pes->seek_base - 1;
if (*pes->p == '\n')
pes->p--;
for (; (pes->p != pes->body_start); pes->p--)
if (*pes->p == '\n')
{
i--;
if (i == 0)
{
pes->p++;
break;
}
}
pes->top = pes->p;
}
else if (pes->seek_cnt > 0)
{
i = pes->seek_cnt;
pes->p = pes->seek_base;
for (; pes->p != pes->body_end; pes->p++)
if (*pes->p == '\n')
{
i--;
if (i == 0)
{
pes->p++;
break;
}
}
if (pes->p == pes->body_end)
{
pes->seek_base = pes->body_end - 1;
pes->seek_cnt = -1;
return NAVIGATE_DONT;
}
pes->top = pes->p;
}
pes->seek_cnt = 0;
}
if (pes->maxtop != 0)
pes->barpos = ((pes->top - pes->body_start) * BARLEN) / pes->maxtop;
else
pes->barpos = BARLEN - 1;
if (pes->barpos >= BARLEN || pes->barpos < 0) /* <0 fix - RP */
pes->barpos = BARLEN - 1;
if (pes->bar_hooked)
{
pes->seek_base = pes->top;
if (pes->forced_barpos == 0)
{
pes->top = pes->body_start;
pes->barpos = 0;
}
else if (pes->forced_barpos == BARLEN - 1
&& pes->barpos != pes->forced_barpos)
{
pes->old_barpos = pes->barpos;
pes->seek_base = pes->body_end;
pes->seek_cnt = -N;
return NAVIGATE_DONT;
}
else if (pes->forced_barpos < pes->barpos
&& pes->forced_barpos < pes->old_barpos)
{
pes->old_barpos = pes->barpos;
pes->seek_cnt = -1;
return NAVIGATE_DONT;
}
else if (pes->forced_barpos > pes->barpos
&& pes->forced_barpos > pes->old_barpos)
{
pes->old_barpos = pes->barpos;
pes->seek_cnt = +1;
return NAVIGATE_DONT;
}
}
pes->old_barpos = pes->barpos;
if (pes->top != pes->old_top)
pes->force_redraw = 1;
/* ------ Display processing ------------------------------------ */
displayProcess (pes);
/* ------ Event processing -------------------------------------- */
return processEvents (pes);
}
