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added cutils.c

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2310 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2007-01-07 22:04:40 +00:00
parent 96d30e4801
commit 18607dcb7c
6 changed files with 91 additions and 91 deletions
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43
vl.c
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@ -306,49 +306,6 @@ void isa_unassign_ioport(int start, int length)
/***********************************************************/
void pstrcpy(char *buf, int buf_size, const char *str)
{
int c;
char *q = buf;
if (buf_size <= 0)
return;
for(;;) {
c = *str++;
if (c == 0 || q >= buf + buf_size - 1)
break;
*q++ = c;
}
*q = '\0';
}
/* strcat and truncate. */
char *pstrcat(char *buf, int buf_size, const char *s)
{
int len;
len = strlen(buf);
if (len < buf_size)
pstrcpy(buf + len, buf_size - len, s);
return buf;
}
int strstart(const char *str, const char *val, const char **ptr)
{
const char *p, *q;
p = str;
q = val;
while (*q != '\0') {
if (*p != *q)
return 0;
p++;
q++;
}
if (ptr)
*ptr = p;
return 1;
}
void cpu_outb(CPUState *env, int addr, int val)
{
#ifdef DEBUG_IOPORT