source3/aparser/util.c

   1 #include "parser.h"
   2
   3
   4 /*******************************************************************
   5  Count the number of characters (not bytes) in a unicode string.
   6 ********************************************************************/
   7 size_t strlen_w(void *src)
   8 {
   9         size_t len;
  10
  11         for (len = 0; SVAL(src, len*2); len++) ;
  12
  13         return len;
  14 }
  15
  16 /****************************************************************************
  17 expand a pointer to be a particular size
  18 ****************************************************************************/
  19 void *Realloc(void *p,size_t size)
  20 {
  21   void *ret=NULL;
  22
  23   if (size == 0) {
  24     if (p) free(p);
  25     DEBUG(5,("Realloc asked for 0 bytes\n"));
  26     return NULL;
  27   }
  28
  29   if (!p)
  30     ret = (void *)malloc(size);
  31   else
  32     ret = (void *)realloc(p,size);
  33
  34   if (!ret)
  35     DEBUG(0,("Memory allocation error: failed to expand to %d bytes\n",(int)size));
  36
  37   return(ret);
  38 }
  39
  40
  41 char *tab_depth(int depth)
  42 {
  43         static pstring spaces;
  44         memset(spaces, ' ', depth * 4);
  45         spaces[depth * 4] = 0;
  46         return spaces;
  47 }
  48
  49 void print_asc(int level, uchar const *buf, int len)
  50 {
  51         int i;
  52         for (i = 0; i < len; i++)
  53         {
  54                 DEBUGADD(level, ("%c", isprint(buf[i]) ? buf[i] : '.'));
  55         }
  56 }
  57
  58 void dump_data(int level, char *buf1, int len)
  59 {
  60         uchar const *buf = (uchar const *)buf1;
  61         int i = 0;
  62         if (buf == NULL)
  63         {
  64                 DEBUG(level, ("dump_data: NULL, len=%d\n", len));
  65                 return;
  66         }
  67         if (len < 0)
  68                 return;
  69         if (len == 0)
  70         {
  71                 DEBUG(level, ("\n"));
  72                 return;
  73         }
  74
  75         DEBUG(level, ("[%03X] ", i));
  76         for (i = 0; i < len;)
  77         {
  78                 DEBUGADD(level, ("%02X ", (int)buf[i]));
  79                 i++;
  80                 if (i % 8 == 0)
  81                         DEBUGADD(level, (" "));
  82                 if (i % 16 == 0)
  83                 {
  84                         print_asc(level, &buf[i - 16], 8);
  85                         DEBUGADD(level, (" "));
  86                         print_asc(level, &buf[i - 8], 8);
  87                         DEBUGADD(level, ("\n"));
  88                         if (i < len)
  89                                 DEBUGADD(level, ("[%03X] ", i));
  90                 }
  91         }
  92
  93         if (i % 16 != 0)        /* finish off a non-16-char-length row */
  94         {
  95                 int n;
  96
  97                 n = 16 - (i % 16);
  98                 DEBUGADD(level, (" "));
  99                 if (n > 8)
 100                         DEBUGADD(level, (" "));
 101                 while (n--)
 102                         DEBUGADD(level, ("   "));
 103
 104                 n = MIN(8, i % 16);
 105                 print_asc(level, &buf[i - (i % 16)], n);
 106                 DEBUGADD(level, (" "));
 107                 n = (i % 16) - n;
 108                 if (n > 0)
 109                         print_asc(level, &buf[i - n], n);
 110                 DEBUGADD(level, ("\n"));
 111         }
 112 }