[lcd4linux @ 2005-05-08 04:32:43 by reinelt]

CodingStyle added and applied

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@547 3ae390bd-cb1e-0410-b409-cd5a39f66f1f

1 files changed, 252 insertions, 244 deletions

diff --git a/drv_Cwlinux.c b/drv_Cwlinux.c
index 1088a8a..cb1fa41 100644
--- a/drv_Cwlinux.c
+++ b/drv_Cwlinux.c
@@ -1,4 +1,4 @@
-/* $Id: drv_Cwlinux.c,v 1.21 2005/01/18 06:30:22 reinelt Exp $
+/* $Id: drv_Cwlinux.c,v 1.22 2005/05/08 04:32:44 reinelt Exp $
  *
  * new style driver for Cwlinux display modules
  *
@@ -23,6 +23,9 @@
  *
  *
  * $Log: drv_Cwlinux.c,v $
+ * Revision 1.22  2005/05/08 04:32:44  reinelt
+ * CodingStyle added and applied
+ *
  * Revision 1.21  2005/01/18 06:30:22  reinelt
  * added (C) to all copyright statements
  *
@@ -146,7 +149,7 @@
 #include "drv_generic_serial.h"
 
 
-static char Name[]="Cwlinux";
+static char Name[] = "Cwlinux";
 
 static int Model;
 static int Protocol;
@@ -157,22 +160,22 @@ static int GPOS;
 
 
 typedef struct {
-  int type;
-  char *name;
-  int rows;
-  int cols;
-  int xres;
-  int gpos;
-  int protocol;
+    int type;
+    char *name;
+    int rows;
+    int cols;
+    int xres;
+    int gpos;
+    int protocol;
 } MODEL;
 
 
 /* Fixme: number of gpo's should be verified */
 
 static MODEL Models[] = {
-  { 0x01, "CW1602",   2, 16,  5,  0,  1 },
-  { 0x02, "CW12232",  4, 20,  6,  0,  2 },
-  { 0xff, "Unknown", -1, -1, -1, -1, -1 }
+    {0x01, "CW1602", 2, 16, 5, 0, 1},
+    {0x02, "CW12232", 4, 20, 6, 0, 2},
+    {0xff, "Unknown", -1, -1, -1, -1, -1}
 };
 
 
@@ -180,165 +183,170 @@ static MODEL Models[] = {
 /***  hardware dependant functions    ***/
 /****************************************/
 
-static void drv_CW_send (const char *string, const int len)
+static void drv_CW_send(const char *string, const int len)
 {
-  drv_generic_serial_write (string, len);
-  usleep (20);
+    drv_generic_serial_write(string, len);
+    usleep(20);
 }
 
 
-static void drv_CW_write (const int row, const int col, const char *data, const int len)
+static void drv_CW_write(const int row, const int col, const char *data, const int len)
 {
-  char cmd[6]="\376Gxy\375";
-  
-  cmd[2]=(char)col;
-  cmd[3]=(char)row;
-  drv_CW_send (cmd, 5);
-  drv_CW_send (data, len);
+    char cmd[6] = "\376Gxy\375";
+
+    cmd[2] = (char) col;
+    cmd[3] = (char) row;
+    drv_CW_send(cmd, 5);
+    drv_CW_send(data, len);
 }
 
 
-static void drv_CW1602_defchar (const int ascii, const unsigned char *buffer)
+static void drv_CW1602_defchar(const int ascii, const unsigned char *buffer)
 {
-  int i;
-  char cmd[12]="\376Nn12345678\375";
+    int i;
+    char cmd[12] = "\376Nn12345678\375";
 
-  cmd[2]=(char)ascii;
+    cmd[2] = (char) ascii;
 
-  for (i=0; i<8; i++) {
-    cmd[3+i] = buffer[i] & 0x1f;
-  }
-  drv_CW_send(cmd,12);
+    for (i = 0; i < 8; i++) {
+	cmd[3 + i] = buffer[i] & 0x1f;
+    }
+    drv_CW_send(cmd, 12);
 }
 
 
-static void drv_CW12232_defchar (const int ascii, const unsigned char *buffer)
+static void drv_CW12232_defchar(const int ascii, const unsigned char *buffer)
 {
-  int i, j;
-  char cmd[10]="\376Nn123456\375";
-  
-  cmd[2]=(char)ascii;
-  
-  /* The CW12232 uses a vertical bitmap layout, */
-  /* so we have to 'rotate' the bitmap. */
-  
-  for (i=0; i<6;i++) {
-    cmd[3+i]=0;
-    for (j=0; j<8;j++) {
-      if (buffer[j] & (1<<(5-i))) {
-	cmd[3+i]|=(1<<j);
-      }
+    int i, j;
+    char cmd[10] = "\376Nn123456\375";
+
+    cmd[2] = (char) ascii;
+
+    /* The CW12232 uses a vertical bitmap layout, */
+    /* so we have to 'rotate' the bitmap. */
+
+    for (i = 0; i < 6; i++) {
+	cmd[3 + i] = 0;
+	for (j = 0; j < 8; j++) {
+	    if (buffer[j] & (1 << (5 - i))) {
+		cmd[3 + i] |= (1 << j);
+	    }
+	}
     }
-  }
-  drv_CW_send (cmd, 10);
+    drv_CW_send(cmd, 10);
 }
 
 
-static void drv_CW_clear (void)
+static void drv_CW_clear(void)
 {
 #if 1
-  drv_CW_send("\376X\375",3); /* Clear Display */
-  usleep(500000);
+    drv_CW_send("\376X\375", 3);	/* Clear Display */
+    usleep(500000);
 #else
-  /* for some mysterious reason, we have to sleep after  */
-  /* the command _and_ after the CMD_END... */
-  drv_CW_send("\376X",2); /* Clear Display */
-  drv_CW_send("\375",1);  /* Command End */
+    /* for some mysterious reason, we have to sleep after  */
+    /* the command _and_ after the CMD_END... */
+    drv_CW_send("\376X", 2);	/* Clear Display */
+    drv_CW_send("\375", 1);	/* Command End */
 #endif
 }
 
 
-static int drv_CW_brightness (int brightness)
+static int drv_CW_brightness(int brightness)
 {
-  static unsigned char Brightness = 0;
-  char cmd[5] = "\376A_\375";
-
-  /* -1 is used to query the current brightness */
-  if (brightness == -1) return Brightness;
-  
-  if (brightness < 0  ) brightness = 0;
-  if (brightness > 255) brightness = 255;
-  Brightness = brightness;
-  
-  switch (Brightness) {
-  case 0:
-    /* backlight off */
-    drv_CW_send ("\376F\375", 3);
-    break;
-  case 8:
-    /* backlight on */
-    drv_CW_send ("\376B\375", 3);
-    break;
-  default:
-    /* backlight level */
-    cmd[2] = (char)Brightness;
-    drv_CW_send (cmd, 4);
-    break;
-  }
-
-  return Brightness;
+    static unsigned char Brightness = 0;
+    char cmd[5] = "\376A_\375";
+
+    /* -1 is used to query the current brightness */
+    if (brightness == -1)
+	return Brightness;
+
+    if (brightness < 0)
+	brightness = 0;
+    if (brightness > 255)
+	brightness = 255;
+    Brightness = brightness;
+
+    switch (Brightness) {
+    case 0:
+	/* backlight off */
+	drv_CW_send("\376F\375", 3);
+	break;
+    case 8:
+	/* backlight on */
+	drv_CW_send("\376B\375", 3);
+	break;
+    default:
+	/* backlight level */
+	cmd[2] = (char) Brightness;
+	drv_CW_send(cmd, 4);
+	break;
+    }
+
+    return Brightness;
 }
 
 
-static int drv_CW_start (const char *section)
+static int drv_CW_start(const char *section)
 {
-  int i;  
-  char *model;
-  
-  model=cfg_get(section, "Model", NULL);
-  if (model!=NULL && *model!='\0') {
-    for (i=0; Models[i].type!=0xff; i++) {
-      if (strcasecmp(Models[i].name, model)==0) break;
-    }
-    if (Models[i].type==0xff) {
-      error ("%s: %s.Model '%s' is unknown from %s", Name, section, model, cfg_source());
-      return -1;
+    int i;
+    char *model;
+
+    model = cfg_get(section, "Model", NULL);
+    if (model != NULL && *model != '\0') {
+	for (i = 0; Models[i].type != 0xff; i++) {
+	    if (strcasecmp(Models[i].name, model) == 0)
+		break;
+	}
+	if (Models[i].type == 0xff) {
+	    error("%s: %s.Model '%s' is unknown from %s", Name, section, model, cfg_source());
+	    return -1;
+	}
+	Model = i;
+	info("%s: using model '%s'", Name, Models[Model].name);
+    } else {
+	error("%s: no '%s.Model' entry from %s", Name, section, cfg_source());
+	return -1;
     }
-    Model=i;
-    info ("%s: using model '%s'", Name, Models[Model].name);
-  } else {
-    error ("%s: no '%s.Model' entry from %s", Name, section, cfg_source());
-    return -1;
-  }
-  
-  /* open serial port */
-  if (drv_generic_serial_open(section, Name, 0) < 0) return -1;
-
-  /* this does not work as I'd expect it... */
+
+    /* open serial port */
+    if (drv_generic_serial_open(section, Name, 0) < 0)
+	return -1;
+
+    /* this does not work as I'd expect it... */
 #if 0
-  /* read firmware version */
-  generic_serial_read(buffer,sizeof(buffer));
-  usleep(100000);
-  generic_serial_write ("\3761", 2);
-  usleep(100000);
-  generic_serial_write ("\375", 1);
-  usleep(100000);
-  if (generic_serial_read(buffer,2)!=2) {
-    info ("unable to read firmware version!");
-  }
-  info ("Cwlinux Firmware %d.%d", (int)buffer[0], (int)buffer[1]);
+    /* read firmware version */
+    generic_serial_read(buffer, sizeof(buffer));
+    usleep(100000);
+    generic_serial_write("\3761", 2);
+    usleep(100000);
+    generic_serial_write("\375", 1);
+    usleep(100000);
+    if (generic_serial_read(buffer, 2) != 2) {
+	info("unable to read firmware version!");
+    }
+    info("Cwlinux Firmware %d.%d", (int) buffer[0], (int) buffer[1]);
 #endif
 
-  /* initialize global variables */
-  DROWS    = Models[Model].rows;
-  DCOLS    = Models[Model].cols;
-  XRES     = Models[Model].xres;
-  GPOS     = Models[Model].gpos;
-  Protocol = Models[Model].protocol;
+    /* initialize global variables */
+    DROWS = Models[Model].rows;
+    DCOLS = Models[Model].cols;
+    XRES = Models[Model].xres;
+    GPOS = Models[Model].gpos;
+    Protocol = Models[Model].protocol;
 
-  drv_CW_clear();
+    drv_CW_clear();
 
-  drv_CW_send ("\376D\375", 3); /* auto line wrap off */
-  drv_CW_send ("\376R\375", 3); /* auto scroll off */
-  drv_CW_send ("\376K\375", 3); /* underline cursor off */
-  drv_CW_send ("\376B\375", 3); /* backlight on */
+    drv_CW_send("\376D\375", 3);	/* auto line wrap off */
+    drv_CW_send("\376R\375", 3);	/* auto scroll off */
+    drv_CW_send("\376K\375", 3);	/* underline cursor off */
+    drv_CW_send("\376B\375", 3);	/* backlight on */
 
-  /* set brightness */
-  if (cfg_number(section, "Brightness", 0, 0, 8, &i) > 0) {
-    drv_CW_brightness(i);
-  }
+    /* set brightness */
+    if (cfg_number(section, "Brightness", 0, 0, 8, &i) > 0) {
+	drv_CW_brightness(i);
+    }
 
-  return 0;
+    return 0;
 }
 
 
@@ -347,23 +355,23 @@ static int drv_CW_start (const char *section)
 /****************************************/
 
 
-static void plugin_brightness (RESULT *result, const int argc, RESULT *argv[])
+static void plugin_brightness(RESULT * result, const int argc, RESULT * argv[])
 {
-  double brightness;
-  
-  switch (argc) {
-  case 0:
-    brightness = drv_CW_brightness(-1);
-    SetResult(&result, R_NUMBER, &brightness); 
-    break;
-  case 1:
-    brightness = drv_CW_brightness(R2N(argv[0]));
-    SetResult(&result, R_NUMBER, &brightness); 
-    break;
-  default:
-    error ("%s.brightness(): wrong number of parameters", Name);
-    SetResult(&result, R_STRING, ""); 
-  }
+    double brightness;
+
+    switch (argc) {
+    case 0:
+	brightness = drv_CW_brightness(-1);
+	SetResult(&result, R_NUMBER, &brightness);
+	break;
+    case 1:
+	brightness = drv_CW_brightness(R2N(argv[0]));
+	SetResult(&result, R_NUMBER, &brightness);
+	break;
+    default:
+	error("%s.brightness(): wrong number of parameters", Name);
+	SetResult(&result, R_STRING, "");
+    }
 }
 
 
@@ -382,117 +390,117 @@ static void plugin_brightness (RESULT *result, const int argc, RESULT *argv[])
 
 
 /* list models */
-int drv_CW_list (void)
+int drv_CW_list(void)
 {
-  int i;
-  
-  for (i=0; Models[i].type!=0xff; i++) {
-    printf ("%s ", Models[i].name);
-  }
-  return 0;
+    int i;
+
+    for (i = 0; Models[i].type != 0xff; i++) {
+	printf("%s ", Models[i].name);
+    }
+    return 0;
 }
 
 
 /* initialize driver & display */
-int drv_CW_init (const char *section, const int quiet)
+int drv_CW_init(const char *section, const int quiet)
 {
-  WIDGET_CLASS wc;
-  int ret;  
-  
-  /* display preferences */
-  XRES  = 6;      /* pixel width of one char  */
-  YRES  = 8;      /* pixel height of one char  */
-  CHARS = 16;     /* number of user-defineable characters */
-  CHAR0 = 1;      /* ASCII of first user-defineable char */
-  GOTO_COST  = 3; /* number of bytes a goto command requires */
-  INVALIDATE = 1; /* re-defined chars must be re-sent to the display */
-
-  /* start display */
-  if ((ret=drv_CW_start (section))!=0)
-    return ret;
-  
-  /* real worker functions */
-  drv_generic_text_real_write = drv_CW_write;
-
-  switch (Protocol) {
+    WIDGET_CLASS wc;
+    int ret;
+
+    /* display preferences */
+    XRES = 6;			/* pixel width of one char  */
+    YRES = 8;			/* pixel height of one char  */
+    CHARS = 16;			/* number of user-defineable characters */
+    CHAR0 = 1;			/* ASCII of first user-defineable char */
+    GOTO_COST = 3;		/* number of bytes a goto command requires */
+    INVALIDATE = 1;		/* re-defined chars must be re-sent to the display */
+
+    /* start display */
+    if ((ret = drv_CW_start(section)) != 0)
+	return ret;
+
+    /* real worker functions */
+    drv_generic_text_real_write = drv_CW_write;
+
+    switch (Protocol) {
     case 1:
-      drv_generic_text_real_defchar = drv_CW1602_defchar;
-      break;
+	drv_generic_text_real_defchar = drv_CW1602_defchar;
+	break;
     case 2:
-      drv_generic_text_real_defchar = drv_CW12232_defchar;
-      break;
-  }
-  
-  if (!quiet) {
-    char buffer[40];
-    qprintf(buffer, sizeof(buffer), "%s %s", Name, Models[Model].name);
-    if (drv_generic_text_greet (buffer, "www.cwlinux.com")) {
-      sleep (3);
-      drv_CW_clear();
+	drv_generic_text_real_defchar = drv_CW12232_defchar;
+	break;
+    }
+
+    if (!quiet) {
+	char buffer[40];
+	qprintf(buffer, sizeof(buffer), "%s %s", Name, Models[Model].name);
+	if (drv_generic_text_greet(buffer, "www.cwlinux.com")) {
+	    sleep(3);
+	    drv_CW_clear();
+	}
     }
-  }
-
-  /* initialize generic text driver */
-  if ((ret=drv_generic_text_init(section, Name))!=0)
-    return ret;
-
-  /* initialize generic icon driver */
-  if ((ret=drv_generic_text_icon_init())!=0)
-    return ret;
-  
-  /* initialize generic bar driver */
-  if ((ret=drv_generic_text_bar_init(0))!=0)
-    return ret;
-  
-  /* add fixed chars to the bar driver */
-  drv_generic_text_bar_add_segment (0, 0, 255, 32); /* ASCII 32 = blank */
-  
-  /* register text widget */
-  wc=Widget_Text;
-  wc.draw=drv_generic_text_draw;
-  widget_register(&wc);
-  
-  /* register icon widget */
-  wc=Widget_Icon;
-  wc.draw=drv_generic_text_icon_draw;
-  widget_register(&wc);
-  
-  /* register bar widget */
-  wc=Widget_Bar;
-  wc.draw=drv_generic_text_bar_draw;
-  widget_register(&wc);
-  
-  /* register plugins */
-  AddFunction ("LCD::brightness", -1, plugin_brightness);
-  
-  return 0;
+
+    /* initialize generic text driver */
+    if ((ret = drv_generic_text_init(section, Name)) != 0)
+	return ret;
+
+    /* initialize generic icon driver */
+    if ((ret = drv_generic_text_icon_init()) != 0)
+	return ret;
+
+    /* initialize generic bar driver */
+    if ((ret = drv_generic_text_bar_init(0)) != 0)
+	return ret;
+
+    /* add fixed chars to the bar driver */
+    drv_generic_text_bar_add_segment(0, 0, 255, 32);	/* ASCII 32 = blank */
+
+    /* register text widget */
+    wc = Widget_Text;
+    wc.draw = drv_generic_text_draw;
+    widget_register(&wc);
+
+    /* register icon widget */
+    wc = Widget_Icon;
+    wc.draw = drv_generic_text_icon_draw;
+    widget_register(&wc);
+
+    /* register bar widget */
+    wc = Widget_Bar;
+    wc.draw = drv_generic_text_bar_draw;
+    widget_register(&wc);
+
+    /* register plugins */
+    AddFunction("LCD::brightness", -1, plugin_brightness);
+
+    return 0;
 }
 
 
 /* close driver & display */
-int drv_CW_quit (const int quiet) {
-
-  info("%s: shutting down.", Name);
-  drv_generic_text_quit();
-
-  /* clear display */
-  drv_CW_clear();
-  
-  /* say goodbye... */
-  if (!quiet) {
-    drv_generic_text_greet ("goodbye!", NULL);
-  }
-
-  drv_generic_serial_close();
-  
-  return (0);
+int drv_CW_quit(const int quiet)
+{
+
+    info("%s: shutting down.", Name);
+    drv_generic_text_quit();
+
+    /* clear display */
+    drv_CW_clear();
+
+    /* say goodbye... */
+    if (!quiet) {
+	drv_generic_text_greet("goodbye!", NULL);
+    }
+
+    drv_generic_serial_close();
+
+    return (0);
 }
 
 
 DRIVER drv_Cwlinux = {
-  name: Name,
-  list: drv_CW_list,
-  init: drv_CW_init,
-  quit: drv_CW_quit, 
+  name:Name,
+  list:drv_CW_list,
+  init:drv_CW_init,
+  quit:drv_CW_quit,
 };
-