/*# proc: changemis - overwrites a specified entry in an mis structure with# proc:             the image passed.*/#include <stdio.h>#include <string.h>#include <memory.h>#include <ihead.h>#include <mis.h>void changemis(mis, index, image_data)MIS *mis;int index;unsigned char *image_data;{  char number[10];  int size, offset;  unsigned char *cur_image_pos=NULL;  if (index > mis->ent_num - 1) {     sprintf(number, "%d", index);     fatalerr("changemis","Invalid entry index",number);  }  if(mis->ent_num <= 0)     fatalerr("changemis","Image_Data list is empty",NULL);  size = SizeFromDepth(mis->entw, mis->enth, mis->misd);  offset = size * index;  cur_image_pos = mis->data + offset;  memcpy(cur_image_pos, image_data, size);}