/*
* Internal form of read()/xread().
*/
static int
iread(u_char *buf, size_t len,
void (*copyfun)(const void *src, void *dst, size_t size))
{
u_int32_t newblk, ptr;
size_t bsize;
newblk = offset / BLKSIZE + startblk;
if (newblk != curblk) {
if (offset + len >= filesize) {
badread("access beyond file limit", newblk);
return -1;
}
if (bread(newblk, 1, xbuf)) {
badread("BIOS read error", newblk);
return -1;
}
curblk = newblk;
}
ptr = offset & (BLKSIZE - 1);
if (ptr > 0) {
/* initial short transfer */
bsize = minlen(BLKSIZE - ptr, len);
copyfun(xbuf + ptr, buf, bsize);
buf += bsize;
len -= bsize;
offset += bsize;
}
for (; len > 0; len -= bsize) {
bsize = minlen(len, BLKSIZE);
newblk = offset / BLKSIZE + startblk;
if (newblk != curblk) {
if (offset + bsize > filesize) {
badread("access beyond file limit", newblk);
return -1;
}
if (bread(newblk, 1, xbuf)) {
badread("BIOS read error", newblk);
return -1;
}
curblk = newblk;
}
copyfun(xbuf, buf, bsize);
buf += bsize;
offset += bsize;
}
return 0;
}
void functions (char * text[], int linesNum){
char c [80], k [80];
char * ptr = &c;
int i, j = 0, l = 0, number;
int white_text = FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE |FOREGROUND_INTENSITY;
help (linesNum);
PosColor (5, 7 + linesNum, white_text);
printf ("Please, enter the needed function without a number\n\n HERE>> ");
gets (c);
for (i = 0; i < 80; i++){
if (c[i] != ' '){
k[j] = c[i];
j++;
l = 1;
}
if (c[i] == ' ' && l == 1){
k[j] = c[i];
j++;
k[j] = 0;
break;
}
}
if (strcmp(k, "random") == 0 || strcmp(k, "shorterthan") == 0 || strcmp(k, "longerthan") == 0){
printf ("Enter the number >> ");
scanf ("%i", &number);
printf ("\n");
printf ("%i", number);
}
clearaftertable (linesNum);
if (strcmp(k, "help") == 0){
help (linesNum);
} else
if (strcmp(k, "exit") == 0){
PosColor (0,0,0);
system ("cls");
getch();
initRectf();
} else
if (strcmp(k, "length") == 0){
lenofstrings (text, linesNum);
} else
if (strcmp(k, "longest") == 0){
maxlen (text, linesNum);
}
if (strcmp(k, "shortest") == 0){
minlen (text, linesNum);
}
if (strcmp(k, "random") == 0){
randomletters(text, linesNum, number);
}
if (strcmp(k, "swap") == 0){
change (text, linesNum);
}
if (strcmp(k, "shorterthan") == 0){
findlessthan (text, linesNum, number);
}
if (strcmp(k, "longerthan") == 0){
findmorethan (text, linesNum, number);
}
if (strcmp(k, "numberofwords") == 0){
wordcount (text, linesNum);
}
if (strcmp(k, "integer") == 0){
findNumInAllStrings(text, linesNum);
}
functions(text, linesNum);
}
