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wininet: Moved critical section locking to get_cookie callers so that cookie_set_t is also protected.

This commit is contained in:
Jacek Caban 2014-09-17 12:09:13 +02:00 committed by Alexandre Julliard
parent 40456439e6
commit c639e757d5
1 changed files with 43 additions and 35 deletions
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78
dlls/wininet/cookie.c
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@ -576,8 +576,6 @@ static DWORD get_cookie(const WCHAR *host, const WCHAR *path, DWORD flags, cooki
GetSystemTimeAsFileTime(&tm);
EnterCriticalSection(&cookie_cs);
len = strlenW(host);
p = host+len;
while(p>host && p[-1]!='.') p--;
@ -604,7 +602,6 @@ static DWORD get_cookie(const WCHAR *host, const WCHAR *path, DWORD flags, cooki
domain = get_cookie_domain(host, FALSE);
if(!domain) {
TRACE("Unknown host %s\n", debugstr_w(host));
LeaveCriticalSection(&cookie_cs);
return ERROR_NO_MORE_ITEMS;
}
@ -660,7 +657,6 @@ static DWORD get_cookie(const WCHAR *host, const WCHAR *path, DWORD flags, cooki
}
}
LeaveCriticalSection(&cookie_cs);
return ERROR_SUCCESS;
}
@ -694,35 +690,43 @@ static void cookie_set_to_string(const cookie_set_t *cookie_set, WCHAR *str)
DWORD get_cookie_header(const WCHAR *host, const WCHAR *path, WCHAR **ret)
{
cookie_set_t cookie_set = {0};
WCHAR *header, *ptr;
DWORD res;
static const WCHAR cookieW[] = {'C','o','o','k','i','e',':',' '};
EnterCriticalSection(&cookie_cs);
res = get_cookie(host, path, INTERNET_COOKIE_HTTPONLY, &cookie_set);
if(res != ERROR_SUCCESS)
if(res != ERROR_SUCCESS) {
LeaveCriticalSection(&cookie_cs);
return res;
if(!cookie_set.cnt) {
*ret = NULL;
return ERROR_SUCCESS;
}
ptr = header = heap_alloc(sizeof(cookieW) + (cookie_set.string_len + 3 /* crlf0 */) * sizeof(WCHAR));
if(!header)
return ERROR_NOT_ENOUGH_MEMORY;
if(cookie_set.cnt) {
WCHAR *header, *ptr;
memcpy(ptr, cookieW, sizeof(cookieW));
ptr += sizeof(cookieW)/sizeof(*cookieW);
ptr = header = heap_alloc(sizeof(cookieW) + (cookie_set.string_len + 3 /* crlf0 */) * sizeof(WCHAR));
if(header) {
memcpy(ptr, cookieW, sizeof(cookieW));
ptr += sizeof(cookieW)/sizeof(*cookieW);
cookie_set_to_string(&cookie_set, ptr);
heap_free(cookie_set.cookies);
ptr += cookie_set.string_len;
cookie_set_to_string(&cookie_set, ptr);
heap_free(cookie_set.cookies);
ptr += cookie_set.string_len;
*ptr++ = '\r';
*ptr++ = '\n';
*ptr++ = 0;
*ptr++ = '\r';
*ptr++ = '\n';
*ptr++ = 0;
*ret = header;
*ret = header;
}else {
res = ERROR_NOT_ENOUGH_MEMORY;
}
}else {
*ret = NULL;
}
LeaveCriticalSection(&cookie_cs);
return ERROR_SUCCESS;
}
@ -765,32 +769,36 @@ BOOL WINAPI InternetGetCookieExW(LPCWSTR lpszUrl, LPCWSTR lpszCookieName,
return FALSE;
}
EnterCriticalSection(&cookie_cs);
res = get_cookie(host, path, flags, &cookie_set);
if(res != ERROR_SUCCESS) {
LeaveCriticalSection(&cookie_cs);
SetLastError(res);
return FALSE;
}
if(!cookie_set.cnt) {
if(cookie_set.cnt) {
if(!lpCookieData || cookie_set.string_len+1 > *lpdwSize) {
*lpdwSize = (cookie_set.string_len + 1) * sizeof(WCHAR);
TRACE("returning %u\n", *lpdwSize);
if(lpCookieData) {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
ret = FALSE;
}
}else {
*lpdwSize = cookie_set.string_len + 1;
cookie_set_to_string(&cookie_set, lpCookieData);
lpCookieData[cookie_set.string_len] = 0;
}
}else {
TRACE("no cookies found for %s\n", debugstr_w(host));
SetLastError(ERROR_NO_MORE_ITEMS);
return FALSE;
}
if(!lpCookieData || cookie_set.string_len+1 > *lpdwSize) {
*lpdwSize = (cookie_set.string_len + 1) * sizeof(WCHAR);
TRACE("returning %u\n", *lpdwSize);
if(lpCookieData) {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
ret = FALSE;
}
}else {
*lpdwSize = cookie_set.string_len + 1;
cookie_set_to_string(&cookie_set, lpCookieData);
lpCookieData[cookie_set.string_len] = 0;
}
heap_free(cookie_set.cookies);
LeaveCriticalSection(&cookie_cs);
return ret;
}