[Nettle-commits] CVS: nettle/c chardefn,1.14,1.15 choices,1.39,1.40 socket,1.36,1.37 zapgen,1.37,1.3

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Update of /cvsroot/nettle/nettle/c
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv27888/c

Modified Files:
	chardefn choices socket zapgen 
Log Message:
Part 1 of many - let's tidy up the codebase a bit. This week: c/chardefn and friends

Index: chardefn
===================================================================
RCS file: /cvsroot/nettle/nettle/c/chardefn,v
retrieving revision 1.14
retrieving revision 1.15
diff -C2 -d -r1.14 -r1.15
*** chardefn	2 Feb 2002 21:30:45 -0000	1.14
--- chardefn	1 Apr 2004 22:31:59 -0000	1.15
***************
*** 1,7 ****
  /**
   * Zap font character definitions
-  * (C) Nettle developers 2000-2001
   *
!  * $Id$
   */

--- 1,10 ----
  /**
+  *
   * Zap font character definitions
   *
!  * © Nettle developers 2000-2004
!  *
!  * @version $Id$
!  *
   */

***************
*** 13,72 ****
  #include "zapredraw.h"

! /* Define Zap graphics characters */
! 

  static void copypair (char *area, int step, int height,
!                       const char *base, char upper, char lower)
! {
!   int x, y;
!   const char *ptr = base + upper * step * height;
!   for (y = 0; y < height; y++)
!   {
!     memcpy (area, ptr, step);
!     if ((height & 1) && y == height / 2)
!       ptr = base + lower * step * height;
!     else
!       ptr += step;
!     for (x = step - 1; x >= 0; x--)
!       area[x] |= ptr[x];
!     if ((height & 1) == 0 && y == (height - 1) / 2)
!       ptr = base + lower * step * height;
!     else
!       ptr += step;
!     area += step;
!   }
! }
! 

! static void make_underline (char *area, int step, int height)
! {
!   char pixels[8] = {0}; /* hmm, trouble if the font is > 64 pixels wide... */
!   int x;

!   area += step * height;

!   while (--height > 1)
!   {
!     area -= step;
!     for (x = step - 1; x >= 0; --x)
!     {
!       area[x >> 3] |= area[(x >> 3) - 2 * step] & ~pixels[x >> 3];
!       pixels[x >> 3] |= area[x >> 3];
!     }
!   }
! }

! void define_zap_chars(int *int_area, int char_size, int width, int height)
  {
    int loop;
    int step=char_size/height;
    char *area=(char *) int_area;
-   const char *base = area;
    /* define characters */
    area += 0x100 * char_size;

!   /* initialise extra character area (chars 0x100-<end>) to 0 */
!   memset (area, 0, EXTRA_ZAP_CHARS * char_size);

    /*	Active Cursor	0x100 */
--- 16,74 ----
  #include "zapredraw.h"

! /**
!  * Takes 2 characters, puts upper in the topleft of a character, and
!  * lower in the bottomright of a chracter, and stores it in area
!  *
!  * @param area   Character to be filled in
!  * @param step   Step size in bytes
!  * @param height Height of the character
!  * @param base   Base of ZapRedraw font area
!  * @param upper  Character to be used in upper-left corner
!  * @param lower  Character to be used in lower-right corner
!  */

  static void copypair (char *area, int step, int height,
!                       const char *base, char upper, char lower);

! /**
!  * Takes a character area, and underlines it
!  *
!  * @param area   Character to be filled in
!  * @param step   Step size in bytes
!  * @param height Height of the character
!  */
! static void make_underline (char *area, int step, int height);

! /**
!  * Takes an array of character data, and fills in the undefined characters
!  * (ie. those not defined by the Zap font) required by Nettle
!  *
!  * @param int_area   pointer to character data
!  * @param first_char first character defined by the Zap font
!  * @param last_char  last character defined by the Zap font
!  * @param char_size  size of character in bytes
!  * @param width      width of character
!  * @param height     height of character
!  */

! static void define_undefined_characters(int *int_area,
!                                         int first_char,
!                                         int last_char,
!                                         int char_size,
!                                         int width, int height);

+ /* ----------------------------------------------------------------------- */

! char *chardefn_define_cursors(int *int_area, int char_size,
!                               int width, int height, cursor_t cursor_type)
  {
    int loop;
    int step=char_size/height;
    char *area=(char *) int_area;
    /* define characters */
    area += 0x100 * char_size;

!   /* initialise cursor character area to 0 */
!   memset (area, 0, cursor_last * char_size);

    /*	Active Cursor	0x100 */
***************
*** 130,133 ****
--- 132,162 ----
    area+=char_size;

+   return area;
+ }
+ 
+ /* ----------------------------------------------------------------------- */
+ 
+ void chardefn_define_characters(int *int_area, int first_char,
+                                 int last_char, int char_size,
+                                 int width, int height, cursor_t cursor_type)
+ {
+   int loop;
+   int step=char_size/height;
+   char *area=(char *) int_area;
+   const char *base = area;
+   /* define characters */
+   area += 0x100 * char_size;
+ 
+   /* initialise extra character area (chars 0x100-<end>) to 0 */
+   memset (area, 0, EXTRA_ZAP_CHARS * char_size);
+ 
+   /* define the undefined characters */
+   define_undefined_characters(int_area, first_char, last_char, char_size,
+                               width, height);
+ 
+   /* define the cursor characters */
+   area = chardefn_define_cursors(int_area, char_size, width, height,
+                                  cursor_type);
+ 
    /*	Diamond		0x102 */
    {
***************
*** 339,345 ****
  }

! void define_zap_undef_chars(int *int_area, int first_char, int last_char,
!                             int char_size, int width, int height)
  {
    char *area = (char *)int_area;
--- 368,421 ----
  }

+ /* ----------------------------------------------------------------------- */

! static void copypair (char *area, int step, int height,
!                       const char *base, char upper, char lower)
! {
!   int x, y;
!   const char *ptr = base + upper * step * height;
!   for (y = 0; y < height; y++)
!   {
!     memcpy (area, ptr, step);
!     if ((height & 1) && y == height / 2)
!       ptr = base + lower * step * height;
!     else
!       ptr += step;
!     for (x = step - 1; x >= 0; x--)
!       area[x] |= ptr[x];
!     if ((height & 1) == 0 && y == (height - 1) / 2)
!       ptr = base + lower * step * height;
!     else
!       ptr += step;
!     area += step;
!   }
! }
! 
! /* ----------------------------------------------------------------------- */
! 
! static void make_underline (char *area, int step, int height)
! {
!   char pixels[8] = {0}; /* hmm, trouble if the font is > 64 pixels wide... */
!   int x;
! 
!   area += step * height;
! 
!   while (--height > 1)
!   {
!     area -= step;
!     for (x = step - 1; x >= 0; --x)
!     {
!       area[x >> 3] |= area[(x >> 3) - 2 * step] & ~pixels[x >> 3];
!       pixels[x >> 3] |= area[x >> 3];
!     }
!   }
! }
! 
! /* ----------------------------------------------------------------------- */
! 
! static void define_undefined_characters(int *int_area,
!                                         int first_char,
!                                         int last_char, int char_size,
!                                         int width, int height)
  {
    char *area = (char *)int_area;
***************
*** 391,392 ****
--- 467,471 ----
    }
  }
+ 
+ /* ----------------------------------------------------------------------- */
+ 

Index: choices
===================================================================
RCS file: /cvsroot/nettle/nettle/c/choices,v
retrieving revision 1.39
retrieving revision 1.40
diff -C2 -d -r1.39 -r1.40
*** choices	13 Dec 2003 17:42:56 -0000	1.39
--- choices	1 Apr 2004 22:31:59 -0000	1.40
***************
*** 536,541 ****
         * stressful operation anyhow
         */
!       update_cursors(zap_font_area);
!       update_cursors(zap_lowres_font_area);
      }
    }
--- 536,541 ----
         * stressful operation anyhow
         */
!       zapredraw_update_cursors(zap_font_area, cursor_type);
!       zapredraw_update_cursors(zap_lowres_font_area, cursor_type);
      }
    }

Index: socket
===================================================================
RCS file: /cvsroot/nettle/nettle/c/socket,v
retrieving revision 1.36
retrieving revision 1.37
diff -C2 -d -r1.36 -r1.37
*** socket	25 Oct 2003 23:44:47 -0000	1.36
--- socket	1 Apr 2004 22:31:59 -0000	1.37
***************
*** 54,57 ****
--- 54,63 ----
    }

+   if (setsockopt(socket_handle, SOL_SOCKET, SO_OOBINLINE, (char *) &data, sizeof(data)))
+   {
+     close(socket_handle);
+     return -1;
+   }
+ 
    socketwatch_register(socket_handle);

Index: zapgen
===================================================================
RCS file: /cvsroot/nettle/nettle/c/zapgen,v
retrieving revision 1.37
retrieving revision 1.38
diff -C2 -d -r1.37 -r1.38
*** zapgen	20 Oct 2003 23:48:19 -0000	1.37
--- zapgen	1 Apr 2004 22:31:59 -0000	1.38
***************
*** 306,325 ****

! /*
!  * Description:  Update the cursors in a given font_area
!  * Parameters:   font_area-> the area, as returned from load_font
!  * Returns:      none
!  * Note:         Will also update all the other special characters;
!  *               this is not intentional and should be replaced with
!  *               /just/ the cursors being updated.
!  */
! void update_cursors(int *font_area)
  {
!   int width  = font_area[2];
!   int height = font_area[3];
    int char_size = ((width+ 7) & ~7)*height/8;

    /* fill in graphics chars */
!   define_zap_chars(font_area+8, char_size, width, height);
  }

--- 306,319 ----

! 
! void zapredraw_update_cursors(int *font_area, cursor_t cursor_type)
  {
!   int width     = font_area[2];
!   int height    = font_area[3];
    int char_size = ((width+ 7) & ~7)*height/8;

    /* fill in graphics chars */
!   chardefn_define_cursors(font_area+8, char_size, width, height,
!                           cursor_type);
  }

***************
*** 473,482 ****
    fclose(file_handle);

!   /* fill in graphics chars */
!   define_zap_chars(zap_load_area+8, char_size, width, height);
! 
!   /* fill in some undefined characters in range 0x00-0xFF*/
!   define_zap_undef_chars (zap_load_area+8, first_char, last_char,
!                           char_size, width, height);

    zap_load_area[4]=0;
--- 467,475 ----
    fclose(file_handle);

!   /* fill in graphics characters and undefined characters */
!   /* FIXME: cursor_type is a global here, we shouldn't have globals */
!   chardefn_define_characters(zap_load_area+8, first_char,
!                              last_char, char_size, width,
!                              height, cursor_type);

    zap_load_area[4]=0;

[Nettle-commits] CVS: nettle/c chardefn,1.14,1.15 choices,1.39,1.40 socket,1.36,1.37 zapgen,1.37,1.3

[Nettle-commits] CVS: nettle/c chardefn,1.14,1.15 choices,1.39,1.40 socket,1.36,1.37 zapgen,1.37,1.38