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avformat/http: Rename parse_set_cookie_expiry_time to parse_http_date

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That is what it actually does, and it will be needed for more
than the Expiry header soon.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
This commit is contained in:
Derek Buitenhuis 2024-04-25 14:48:15 +01:00
parent 1f8e5b6d95
commit 6d89fd4c27
1 changed files with 19 additions and 19 deletions
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38
libavformat/http.c
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@ -56,7 +56,7 @@
#define MAX_CACHED_REDIRECTS 32
#define HTTP_SINGLE 1
#define HTTP_MUTLI 2
#define MAX_EXPIRY 19
#define MAX_DATE_LEN 19
#define WHITESPACES " \n\t\r"
typedef enum {
LOWER_PROTO,
@ -913,29 +913,29 @@ static int parse_icy(HTTPContext *s, const char *tag, const char *p)
return 0;
}
static int parse_set_cookie_expiry_time(const char *exp_str, struct tm *buf)
static int parse_http_date(const char *date_str, struct tm *buf)
{
char exp_buf[MAX_EXPIRY];
int i, j, exp_buf_len = MAX_EXPIRY-1;
char *expiry;
char date_buf[MAX_DATE_LEN];
int i, j, date_buf_len = MAX_DATE_LEN-1;
char *date;
// strip off any punctuation or whitespace
for (i = 0, j = 0; exp_str[i] != '\0' && j < exp_buf_len; i++) {
if ((exp_str[i] >= '0' && exp_str[i] <= '9') ||
(exp_str[i] >= 'A' && exp_str[i] <= 'Z') ||
(exp_str[i] >= 'a' && exp_str[i] <= 'z')) {
exp_buf[j] = exp_str[i];
for (i = 0, j = 0; date_str[i] != '\0' && j < date_buf_len; i++) {
if ((date_str[i] >= '0' && date_str[i] <= '9') ||
(date_str[i] >= 'A' && date_str[i] <= 'Z') ||
(date_str[i] >= 'a' && date_str[i] <= 'z')) {
date_buf[j] = date_str[i];
j++;
}
}
exp_buf[j] = '\0';
expiry = exp_buf;
date_buf[j] = '\0';
date = date_buf;
// move the string beyond the day of week
while ((*expiry < '0' || *expiry > '9') && *expiry != '\0')
expiry++;
while ((*date < '0' || *date > '9') && *date != '\0')
date++;
return av_small_strptime(expiry, "%d%b%Y%H%M%S", buf) ? 0 : AVERROR(EINVAL);
return av_small_strptime(date, "%d%b%Y%H%M%S", buf) ? 0 : AVERROR(EINVAL);
}
static int parse_set_cookie(const char *set_cookie, AVDictionary **dict)
@ -995,7 +995,7 @@ static int parse_cookie(HTTPContext *s, const char *p, AVDictionary **cookies)
// ensure the cookie is not expired or older than an existing value
if ((e = av_dict_get(new_params, "expires", NULL, 0)) && e->value) {
struct tm new_tm = {0};
if (!parse_set_cookie_expiry_time(e->value, &new_tm)) {
if (!parse_http_date(e->value, &new_tm)) {
AVDictionaryEntry *e2;
// if the cookie has already expired ignore it
@ -1012,7 +1012,7 @@ static int parse_cookie(HTTPContext *s, const char *p, AVDictionary **cookies)
e2 = av_dict_get(old_params, "expires", NULL, 0);
if (e2 && e2->value) {
struct tm old_tm = {0};
if (!parse_set_cookie_expiry_time(e->value, &old_tm)) {
if (!parse_http_date(e->value, &old_tm)) {
if (av_timegm(&new_tm) < av_timegm(&old_tm)) {
av_dict_free(&new_params);
av_dict_free(&old_params);
@ -1064,7 +1064,7 @@ static void parse_expires(HTTPContext *s, const char *p)
{
struct tm tm;
if (!parse_set_cookie_expiry_time(p, &tm)) {
if (!parse_http_date(p, &tm)) {
s->expires = av_timegm(&tm);
}
}
@ -1295,7 +1295,7 @@ static int get_cookies(HTTPContext *s, char **cookies, const char *path,
// if the cookie has expired, don't add it
if ((e = av_dict_get(cookie_params, "expires", NULL, 0)) && e->value) {
struct tm tm_buf = {0};
if (!parse_set_cookie_expiry_time(e->value, &tm_buf)) {
if (!parse_http_date(e->value, &tm_buf)) {
if (av_timegm(&tm_buf) < av_gettime() / 1000000)
goto skip_cookie;
}