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webcookies: remove straggling custom date parser 

One place missed in the tmdate purge.
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Ori Bernstein 2021-01-19 18:14:53 -08:00
parent 417dc79cff
commit 50efe18550
1 changed files with 10 additions and 128 deletions
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138
sys/src/cmd/webcookies.c
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@ -606,143 +606,25 @@ isbadcookie(Cookie *c, char *dom, char *path)
}
/*
* Parse a date in one of these formats:
* Sunday, 25-Jan-2002 12:24:36 GMT
* Sunday, 25 Jan 2002 12:24:36 GMT
* Sun, 25 Jan 02 12:24:36 GMT
*/
int
isleap(int year)
{
return year%4==0 && (year%100!=0 || year%400==0);
}
uint
strtotime(char *s)
{
char *os;
int i;
char **f, *fmts[] = {
"?WW, ?DD-?MM-?YYYY hh:mm:ss ?Z",
"?WW, ?DD ?MM ?YYYY hh:mm:ss ?Z",
nil,
};
Tm tm;
static int mday[2][12] = {
31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,
31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,
};
static char *wday[] = {
"Sunday", "Monday", "Tuesday", "Wednesday",
"Thursday", "Friday", "Saturday",
};
static char *mon[] = {
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
};
memset(&tm, 0, sizeof(tm));
os = s;
/* Sunday, */
for(i=0; i<nelem(wday); i++){
if(cistrncmp(s, wday[i], strlen(wday[i])) == 0){
s += strlen(wday[i]);
break;
}
if(cistrncmp(s, wday[i], 3) == 0){
s += 3;
break;
}
}
if(i==nelem(wday)){
if(debug)
fprint(2, "bad wday (%s)\n", os);
return -1;
}
if(*s++ != ',' || *s++ != ' '){
if(debug)
fprint(2, "bad wday separator (%s)\n", os);
return -1;
}
/* 25- */
if(!isdigit(s[0]) || !isdigit(s[1]) || (s[2]!='-' && s[2]!=' ')){
if(debug)
fprint(2, "bad day of month (%s)\n", os);
return -1;
}
tm.mday = strtol(s, 0, 10);
s += 3;
/* Jan- */
for(i=0; i<nelem(mon); i++)
if(cistrncmp(s, mon[i], 3) == 0){
tm.mon = i;
s += 3;
break;
}
if(i==nelem(mon)){
if(debug)
fprint(2, "bad month (%s)\n", os);
return -1;
}
if(s[0] != '-' && s[0] != ' '){
if(debug)
fprint(2, "bad month separator (%s)\n", os);
return -1;
}
s++;
/* 2002 */
if(!isdigit(s[0]) || !isdigit(s[1])){
if(debug)
fprint(2, "bad year (%s)\n", os);
return -1;
}
tm.year = strtol(s, 0, 10);
s += 2;
if(isdigit(s[0]) && isdigit(s[1]))
s += 2;
else{
if(tm.year <= 68)
tm.year += 2000;
else
tm.year += 1900;
}
if(tm.mday==0 || tm.mday > mday[isleap(tm.year)][tm.mon]){
if(debug)
fprint(2, "invalid day of month (%s)\n", os);
return -1;
}
tm.year -= 1900;
if(*s++ != ' '){
if(debug)
fprint(2, "bad year separator (%s)\n", os);
return -1;
}
if(!isdigit(s[0]) || !isdigit(s[1]) || s[2]!=':'
|| !isdigit(s[3]) || !isdigit(s[4]) || s[5]!=':'
|| !isdigit(s[6]) || !isdigit(s[7]) || s[8]!=' '){
if(debug)
fprint(2, "bad time (%s)\n", os);
return -1;
}
tm.hour = strtol(s, 0, 10);
tm.min = strtol(s+3, 0, 10);
tm.sec = strtol(s+6, 0, 10);
if(tm.hour >= 24 || tm.min >= 60 || tm.sec >= 60){
if(debug)
fprint(2, "invalid time (%s)\n", os);
return -1;
}
s += 9;
if(cistrcmp(s, "GMT") != 0){
if(debug)
fprint(2, "time zone not GMT (%s)\n", os);
return -1;
}
strcpy(tm.zone, "GMT");
tm.yday = 0;
return tm2sec(&tm);
for(f = fmts; *f != nil; f++)
if(tmparse(&tm, *f, s, nil, nil) != nil)
return tmnorm(&tm);
return -1;
}
/*