typestr::typestr(const typestr & t)
{
m_str = NULL;
m_size = 0;
allocstr(t.m_size);
memcpy(m_str, t.m_str, t.m_size);
m_token = t.m_token;
m_token_pos = t.m_token_pos;
}
void typestr::promise(size_t size)
{
if (m_size >= size)
return;
typestr tmpstr = *this;
allocstr(size);
memcpy(m_str, tmpstr.str(), tmpstr.m_size);
}
// Rule formatted string init
void typestr::rulestr(const char *s)
{
if (!s || !*s || !*(s + 1))
{
freestr();
return;
}
int i=1, j=0;
allocstr(strlen(s) + 1);
while(s[i])
{
switch(s[i])
{
case '$' :
if (s[i+1]=='$')
m_str[j++] = s[++i];
else
m_str[j++] = START_OF_FIELD;
++i;
break;
case '\\' : // hex value
++i;
if (s[i]=='\\' || s[i]=='$') m_str[j++]=s[i++];
else
{
int d=s[i++];
int u=s[i++];
if (d>='0' && d<='9') d-='0';
else
if (d>='A' && d<='F') d-='A'-10;
else
if (d>='a' && d<='f') d-='a'-10;
if (u>='0' && u<='9') u-='0';
else
if (u>='A' && u<='F') u-='A'-10;
else
if (u>='a' && u<='f') u-='a'-10;
m_str[j++]=16*d+u;
}
break;
default : m_str[j++]=s[i++];
}
}
m_str[j-1]=0;
}
void _alert(const char *libdir, const char *msgtype, const char *description)
{
static char none[1] = "";
char *cmd;
int dummy;
if ( description==NULL ) description = none;
cmd = allocstr("%s/alert '%s' '%s' &",libdir,msgtype,description);
logmsg(LOG_INFO,"executing '%s'",cmd);
/* Assign return value to dummy variable to remove compiler
* warnings. We're already trying to generate a warning; there's
* no sense in generating another warning when this gives an
* error.
*/
dummy = system(cmd);
free(cmd);
}
char* typestr::str(const char *str, size_t maxlen /*= 0*/)
{
if (!str)
{
freestr();
return NULL;
}
size_t needed = 1 + (maxlen > 0 ? maxlen : strlen(str));
if (m_size < needed)
{
allocstr(needed);
}
if (maxlen > 0)
{
strncpy(m_str, str, maxlen);
m_str[maxlen] = '\0';
}
else
strcpy(m_str, str);
return m_str;
}
