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Sweden-Number/dlls/wininet/cookie.c

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/*
* Wininet - cookie handling stuff
*
* Copyright 2002 TransGaming Technologies Inc.
*
* David Hammerton
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "ws2tcpip.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <wchar.h>
#include "windef.h"
#include "winbase.h"
#include "wininet.h"
#include "lmcons.h"
#include "winerror.h"
#include "wine/debug.h"
#include "internet.h"
#define RESPONSE_TIMEOUT 30 /* FROM internet.c */
WINE_DEFAULT_DEBUG_CHANNEL(wininet);
/* FIXME
* Cookies could use A LOT OF MEMORY. We need some kind of memory management here!
*/
struct _cookie_domain_t;
struct _cookie_container_t;
typedef struct _cookie_t {
struct list entry;
struct _cookie_container_t *container;
WCHAR *name;
WCHAR *data;
DWORD flags;
FILETIME expiry;
FILETIME create;
} cookie_t;
typedef struct _cookie_container_t {
struct list entry;
WCHAR *cookie_url;
substr_t path;
struct _cookie_domain_t *domain;
struct list cookie_list;
} cookie_container_t;
typedef struct _cookie_domain_t {
struct list entry;
WCHAR *domain;
unsigned subdomain_len;
struct _cookie_domain_t *parent;
struct list subdomain_list;
/* List of stored paths sorted by length of the path. */
struct list path_list;
} cookie_domain_t;
static CRITICAL_SECTION cookie_cs;
static CRITICAL_SECTION_DEBUG cookie_cs_debug =
{
0, 0, &cookie_cs,
{ &cookie_cs_debug.ProcessLocksList, &cookie_cs_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": cookie_cs") }
};
static CRITICAL_SECTION cookie_cs = { &cookie_cs_debug, -1, 0, 0, 0, 0 };
static struct list domain_list = LIST_INIT(domain_list);
static cookie_domain_t *get_cookie_domain(substr_t domain, BOOL create)
{
const WCHAR *ptr = domain.str + domain.len, *ptr_end, *subdomain_ptr;
cookie_domain_t *iter, *current_domain, *prev_domain = NULL;
struct list *current_list = &domain_list;
while(1) {
for(ptr_end = ptr--; ptr > domain.str && *ptr != '.'; ptr--);
subdomain_ptr = *ptr == '.' ? ptr+1 : ptr;
current_domain = NULL;
LIST_FOR_EACH_ENTRY(iter, current_list, cookie_domain_t, entry) {
if(ptr_end-subdomain_ptr == iter->subdomain_len
&& !memcmp(subdomain_ptr, iter->domain, iter->subdomain_len*sizeof(WCHAR))) {
current_domain = iter;
break;
}
}
if(!current_domain) {
if(!create)
return prev_domain;
current_domain = heap_alloc(sizeof(*current_domain));
if(!current_domain)
return NULL;
current_domain->domain = heap_strndupW(subdomain_ptr, domain.str + domain.len - subdomain_ptr);
if(!current_domain->domain) {
heap_free(current_domain);
return NULL;
}
current_domain->subdomain_len = ptr_end-subdomain_ptr;
current_domain->parent = prev_domain;
list_init(&current_domain->path_list);
list_init(&current_domain->subdomain_list);
list_add_tail(current_list, &current_domain->entry);
}
if(ptr == domain.str)
return current_domain;
prev_domain = current_domain;
current_list = &current_domain->subdomain_list;
}
}
static WCHAR *create_cookie_url(substr_t domain, substr_t path, substr_t *ret_path)
{
WCHAR *p, *url;
DWORD len, user_len, i;
static const WCHAR cookie_prefix[] = {'C','o','o','k','i','e',':'};
user_len = 0;
if(GetUserNameW(NULL, &user_len) || GetLastError() != ERROR_INSUFFICIENT_BUFFER)
return NULL;
/* user_len already accounts for terminating NULL */
len = ARRAY_SIZE(cookie_prefix) + user_len + 1 /* @ */ + domain.len + path.len;
url = heap_alloc(len * sizeof(WCHAR));
if(!url)
return NULL;
memcpy(url, cookie_prefix, sizeof(cookie_prefix));
p = url + ARRAY_SIZE(cookie_prefix);
if(!GetUserNameW(p, &user_len)) {
heap_free(url);
return NULL;
}
p += user_len;
*(p - 1) = '@';
memcpy(p, domain.str, domain.len*sizeof(WCHAR));
p += domain.len;
for(i=0; i < path.len; i++)
p[i] = towlower(path.str[i]);
p[path.len] = 0;
ret_path->str = p;
ret_path->len = path.len;
return url;
}
static cookie_container_t *get_cookie_container(substr_t domain, substr_t path, BOOL create)
{
cookie_domain_t *cookie_domain;
cookie_container_t *cookie_container, *iter;
cookie_domain = get_cookie_domain(domain, create);
if(!cookie_domain)
return NULL;
LIST_FOR_EACH_ENTRY(cookie_container, &cookie_domain->path_list, cookie_container_t, entry) {
if(cookie_container->path.len < path.len)
break;
if(path.len == cookie_container->path.len && !wcsnicmp(cookie_container->path.str, path.str, path.len))
return cookie_container;
}
if(!create)
return NULL;
cookie_container = heap_alloc(sizeof(*cookie_container));
if(!cookie_container)
return NULL;
cookie_container->cookie_url = create_cookie_url(substrz(cookie_domain->domain), path, &cookie_container->path);
if(!cookie_container->cookie_url) {
heap_free(cookie_container);
return NULL;
}
cookie_container->domain = cookie_domain;
list_init(&cookie_container->cookie_list);
LIST_FOR_EACH_ENTRY(iter, &cookie_domain->path_list, cookie_container_t, entry) {
if(iter->path.len <= path.len) {
list_add_before(&iter->entry, &cookie_container->entry);
return cookie_container;
}
}
list_add_tail(&cookie_domain->path_list, &cookie_container->entry);
return cookie_container;
}
static void delete_cookie(cookie_t *cookie)
{
list_remove(&cookie->entry);
heap_free(cookie->name);
heap_free(cookie->data);
heap_free(cookie);
}
static cookie_t *alloc_cookie(substr_t name, substr_t data, FILETIME expiry, FILETIME create_time, DWORD flags)
{
cookie_t *new_cookie;
new_cookie = heap_alloc_zero(sizeof(*new_cookie));
if(!new_cookie)
return NULL;
new_cookie->expiry = expiry;
new_cookie->create = create_time;
new_cookie->flags = flags;
list_init(&new_cookie->entry);
if(name.str && !(new_cookie->name = heap_strndupW(name.str, name.len))) {
delete_cookie(new_cookie);
return NULL;
}
if(data.str && !(new_cookie->data = heap_strndupW(data.str, data.len))) {
delete_cookie(new_cookie);
return NULL;
}
return new_cookie;
}
static cookie_t *find_cookie(cookie_container_t *container, substr_t name)
{
cookie_t *iter;
LIST_FOR_EACH_ENTRY(iter, &container->cookie_list, cookie_t, entry) {
if(lstrlenW(iter->name) == name.len && !wcsnicmp(iter->name, name.str, name.len))
return iter;
}
return NULL;
}
static void add_cookie(cookie_container_t *container, cookie_t *new_cookie)
{
TRACE("Adding %s=%s to %s\n", debugstr_w(new_cookie->name), debugstr_w(new_cookie->data),
debugstr_w(container->cookie_url));
list_add_tail(&container->cookie_list, &new_cookie->entry);
new_cookie->container = container;
}
static void replace_cookie(cookie_container_t *container, cookie_t *new_cookie)
{
cookie_t *old_cookie;
old_cookie = find_cookie(container, substrz(new_cookie->name));
if(old_cookie)
delete_cookie(old_cookie);
add_cookie(container, new_cookie);
}
static BOOL cookie_match_path(cookie_container_t *container, substr_t path)
{
return path.len >= container->path.len && !wcsnicmp(container->path.str, path.str, container->path.len);
}
static BOOL load_persistent_cookie(substr_t domain, substr_t path)
{
INTERNET_CACHE_ENTRY_INFOW *info;
cookie_container_t *cookie_container;
cookie_t *new_cookie;
HANDLE cookie;
char *str = NULL, *pbeg, *pend;
DWORD size, flags;
WCHAR *name, *data;
FILETIME expiry, create, time;
cookie_container = get_cookie_container(domain, path, TRUE);
if(!cookie_container)
return FALSE;
size = 0;
RetrieveUrlCacheEntryStreamW(cookie_container->cookie_url, NULL, &size, FALSE, 0);
if(GetLastError() != ERROR_INSUFFICIENT_BUFFER)
return TRUE;
info = heap_alloc(size);
if(!info)
return FALSE;
cookie = RetrieveUrlCacheEntryStreamW(cookie_container->cookie_url, info, &size, FALSE, 0);
size = info->dwSizeLow;
heap_free(info);
if(!cookie)
return FALSE;
if(!(str = heap_alloc(size+1)) || !ReadUrlCacheEntryStream(cookie, 0, str, &size, 0)) {
UnlockUrlCacheEntryStream(cookie, 0);
heap_free(str);
return FALSE;
}
str[size] = 0;
UnlockUrlCacheEntryStream(cookie, 0);
GetSystemTimeAsFileTime(&time);
for(pbeg=str; pbeg && *pbeg; name=data=NULL) {
pend = strchr(pbeg, '\n');
if(!pend)
break;
*pend = 0;
name = heap_strdupAtoW(pbeg);
pbeg = pend+1;
pend = strchr(pbeg, '\n');
if(!pend)
break;
*pend = 0;
data = heap_strdupAtoW(pbeg);
pbeg = strchr(pend+1, '\n');
if(!pbeg)
break;
sscanf(pbeg, "%u %u %u %u %u", &flags, &expiry.dwLowDateTime, &expiry.dwHighDateTime,
&create.dwLowDateTime, &create.dwHighDateTime);
/* skip "*\n" */
pbeg = strchr(pbeg, '*');
if(pbeg) {
pbeg++;
if(*pbeg)
pbeg++;
}
if(!name || !data)
break;
if(CompareFileTime(&time, &expiry) <= 0) {
new_cookie = alloc_cookie(substr(NULL, 0), substr(NULL, 0), expiry, create, flags);
if(!new_cookie)
break;
new_cookie->name = name;
new_cookie->data = data;
replace_cookie(cookie_container, new_cookie);
}else {
heap_free(name);
heap_free(data);
}
}
heap_free(str);
heap_free(name);
heap_free(data);
return TRUE;
}
static BOOL save_persistent_cookie(cookie_container_t *container)
{
static const WCHAR txtW[] = {'t','x','t',0};
WCHAR cookie_file[MAX_PATH];
HANDLE cookie_handle;
cookie_t *cookie_container = NULL, *cookie_iter;
BOOL do_save = FALSE;
char buf[64], *dyn_buf;
FILETIME time;
DWORD bytes_written;
size_t len;
/* check if there's anything to save */
GetSystemTimeAsFileTime(&time);
LIST_FOR_EACH_ENTRY_SAFE(cookie_container, cookie_iter, &container->cookie_list, cookie_t, entry)
{
if((cookie_container->expiry.dwLowDateTime || cookie_container->expiry.dwHighDateTime)
&& CompareFileTime(&time, &cookie_container->expiry) > 0) {
delete_cookie(cookie_container);
continue;
}
if(!(cookie_container->flags & INTERNET_COOKIE_IS_SESSION)) {
do_save = TRUE;
break;
}
}
if(!do_save) {
DeleteUrlCacheEntryW(container->cookie_url);
return TRUE;
}
if(!CreateUrlCacheEntryW(container->cookie_url, 0, txtW, cookie_file, 0))
return FALSE;
cookie_handle = CreateFileW(cookie_file, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);
if(cookie_handle == INVALID_HANDLE_VALUE) {
DeleteFileW(cookie_file);
return FALSE;
}
LIST_FOR_EACH_ENTRY(cookie_container, &container->cookie_list, cookie_t, entry)
{
if(cookie_container->flags & INTERNET_COOKIE_IS_SESSION)
continue;
dyn_buf = heap_strdupWtoA(cookie_container->name);
if(!dyn_buf || !WriteFile(cookie_handle, dyn_buf, strlen(dyn_buf), &bytes_written, NULL)) {
heap_free(dyn_buf);
do_save = FALSE;
break;
}
heap_free(dyn_buf);
if(!WriteFile(cookie_handle, "\n", 1, &bytes_written, NULL)) {
do_save = FALSE;
break;
}
dyn_buf = heap_strdupWtoA(cookie_container->data);
if(!dyn_buf || !WriteFile(cookie_handle, dyn_buf, strlen(dyn_buf), &bytes_written, NULL)) {
heap_free(dyn_buf);
do_save = FALSE;
break;
}
heap_free(dyn_buf);
if(!WriteFile(cookie_handle, "\n", 1, &bytes_written, NULL)) {
do_save = FALSE;
break;
}
dyn_buf = heap_strdupWtoA(container->domain->domain);
if(!dyn_buf || !WriteFile(cookie_handle, dyn_buf, strlen(dyn_buf), &bytes_written, NULL)) {
heap_free(dyn_buf);
do_save = FALSE;
break;
}
heap_free(dyn_buf);
len = WideCharToMultiByte(CP_ACP, 0, container->path.str, container->path.len, NULL, 0, NULL, NULL);
dyn_buf = heap_alloc(len+1);
if(dyn_buf) {
WideCharToMultiByte(CP_ACP, 0, container->path.str, container->path.len, dyn_buf, len, NULL, NULL);
dyn_buf[len] = 0;
}
if(!dyn_buf || !WriteFile(cookie_handle, dyn_buf, strlen(dyn_buf), &bytes_written, NULL)) {
heap_free(dyn_buf);
do_save = FALSE;
break;
}
heap_free(dyn_buf);
sprintf(buf, "\n%u\n%u\n%u\n%u\n%u\n*\n", cookie_container->flags,
cookie_container->expiry.dwLowDateTime, cookie_container->expiry.dwHighDateTime,
cookie_container->create.dwLowDateTime, cookie_container->create.dwHighDateTime);
if(!WriteFile(cookie_handle, buf, strlen(buf), &bytes_written, NULL)) {
do_save = FALSE;
break;
}
}
CloseHandle(cookie_handle);
if(!do_save) {
ERR("error saving cookie file\n");
DeleteFileW(cookie_file);
return FALSE;
}
memset(&time, 0, sizeof(time));
return CommitUrlCacheEntryW(container->cookie_url, cookie_file, time, time, 0, NULL, 0, txtW, 0);
}
static BOOL cookie_parse_url(const WCHAR *url, substr_t *host, substr_t *path)
{
URL_COMPONENTSW comp = { sizeof(comp) };
static const WCHAR rootW[] = {'/',0};
comp.dwHostNameLength = 1;
comp.dwUrlPathLength = 1;
if(!InternetCrackUrlW(url, 0, 0, &comp) || !comp.dwHostNameLength)
return FALSE;
/* discard the webpage off the end of the path */
while(comp.dwUrlPathLength && comp.lpszUrlPath[comp.dwUrlPathLength-1] != '/')
comp.dwUrlPathLength--;
*host = substr(comp.lpszHostName, comp.dwHostNameLength);
*path = comp.dwUrlPathLength ? substr(comp.lpszUrlPath, comp.dwUrlPathLength) : substr(rootW, 1);
return TRUE;
}
typedef struct {
cookie_t **cookies;
unsigned cnt;
unsigned size;
unsigned string_len;
} cookie_set_t;
static DWORD get_cookie(substr_t host, substr_t path, DWORD flags, cookie_set_t *res)
{
static const WCHAR empty_path[] = { '/',0 };
const WCHAR *p;
cookie_domain_t *domain;
cookie_container_t *container;
FILETIME tm;
GetSystemTimeAsFileTime(&tm);
p = host.str + host.len;
while(p > host.str && p[-1] != '.') p--;
while(p != host.str) {
p--;
while(p > host.str && p[-1] != '.') p--;
if(p == host.str) break;
load_persistent_cookie(substr(p, host.str+host.len-p), substr(empty_path, 1));
}
p = path.str + path.len;
do {
load_persistent_cookie(host, substr(path.str, p-path.str));
p--;
while(p > path.str && p[-1] != '/') p--;
}while(p != path.str);
domain = get_cookie_domain(host, FALSE);
if(!domain) {
TRACE("Unknown host %s\n", debugstr_wn(host.str, host.len));
return ERROR_NO_MORE_ITEMS;
}
for(domain = get_cookie_domain(host, FALSE); domain; domain = domain->parent) {
LIST_FOR_EACH_ENTRY(container, &domain->path_list, cookie_container_t, entry) {
struct list *cursor, *cursor2;
if(!cookie_match_path(container, path))
continue;
LIST_FOR_EACH_SAFE(cursor, cursor2, &container->cookie_list) {
cookie_t *cookie_iter = LIST_ENTRY(cursor, cookie_t, entry);
/* check for expiry */
if((cookie_iter->expiry.dwLowDateTime != 0 || cookie_iter->expiry.dwHighDateTime != 0)
&& CompareFileTime(&tm, &cookie_iter->expiry) > 0) {
TRACE("Found expired cookie. deleting\n");
delete_cookie(cookie_iter);
continue;
}
if((cookie_iter->flags & INTERNET_COOKIE_HTTPONLY) && !(flags & INTERNET_COOKIE_HTTPONLY))
continue;
if(!res->size) {
res->cookies = heap_alloc(4*sizeof(*res->cookies));
if(!res->cookies)
continue;
res->size = 4;
}else if(res->cnt == res->size) {
cookie_t **new_cookies = heap_realloc(res->cookies, res->size*2*sizeof(*res->cookies));
if(!new_cookies)
continue;
res->cookies = new_cookies;
res->size *= 2;
}
TRACE("%s = %s domain %s path %s\n", debugstr_w(cookie_iter->name), debugstr_w(cookie_iter->data),
debugstr_w(domain->domain), debugstr_wn(container->path.str, container->path.len));
if(res->cnt)
res->string_len += 2; /* '; ' */
res->cookies[res->cnt++] = cookie_iter;
res->string_len += lstrlenW(cookie_iter->name);
if(*cookie_iter->data)
res->string_len += 1 /* = */ + lstrlenW(cookie_iter->data);
}
}
}
return ERROR_SUCCESS;
}
static void cookie_set_to_string(const cookie_set_t *cookie_set, WCHAR *str)
{
WCHAR *ptr = str;
unsigned i, len;
for(i=0; i<cookie_set->cnt; i++) {
if(i) {
*ptr++ = ';';
*ptr++ = ' ';
}
len = lstrlenW(cookie_set->cookies[i]->name);
memcpy(ptr, cookie_set->cookies[i]->name, len*sizeof(WCHAR));
ptr += len;
if(*cookie_set->cookies[i]->data) {
*ptr++ = '=';
len = lstrlenW(cookie_set->cookies[i]->data);
memcpy(ptr, cookie_set->cookies[i]->data, len*sizeof(WCHAR));
ptr += len;
}
}
assert(ptr-str == cookie_set->string_len);
TRACE("%s\n", debugstr_wn(str, ptr-str));
}
DWORD get_cookie_header(const WCHAR *host, const WCHAR *path, WCHAR **ret)
{
cookie_set_t cookie_set = {0};
DWORD res;
static const WCHAR cookieW[] = {'C','o','o','k','i','e',':',' '};
EnterCriticalSection(&cookie_cs);
res = get_cookie(substrz(host), substrz(path), INTERNET_COOKIE_HTTPONLY, &cookie_set);
if(res != ERROR_SUCCESS) {
LeaveCriticalSection(&cookie_cs);
return res;
}
if(cookie_set.cnt) {
WCHAR *header, *ptr;
ptr = header = heap_alloc(sizeof(cookieW) + (cookie_set.string_len + 3 /* crlf0 */) * sizeof(WCHAR));
if(header) {
memcpy(ptr, cookieW, sizeof(cookieW));
ptr += ARRAY_SIZE(cookieW);
cookie_set_to_string(&cookie_set, ptr);
heap_free(cookie_set.cookies);
ptr += cookie_set.string_len;
*ptr++ = '\r';
*ptr++ = '\n';
*ptr++ = 0;
*ret = header;
}else {
res = ERROR_NOT_ENOUGH_MEMORY;
}
}else {
*ret = NULL;
}
LeaveCriticalSection(&cookie_cs);
return res;
}
static void free_cookie_domain_list(struct list *list)
{
cookie_container_t *container;
cookie_domain_t *domain;
while(!list_empty(list)) {
domain = LIST_ENTRY(list_head(list), cookie_domain_t, entry);
free_cookie_domain_list(&domain->subdomain_list);
while(!list_empty(&domain->path_list)) {
container = LIST_ENTRY(list_head(&domain->path_list), cookie_container_t, entry);
while(!list_empty(&container->cookie_list))
delete_cookie(LIST_ENTRY(list_head(&container->cookie_list), cookie_t, entry));
heap_free(container->cookie_url);
list_remove(&container->entry);
heap_free(container);
}
heap_free(domain->domain);
list_remove(&domain->entry);
heap_free(domain);
}
}
/***********************************************************************
* InternetGetCookieExW (WININET.@)
*
* Retrieve cookie from the specified url
*
* It should be noted that on windows the lpszCookieName parameter is "not implemented".
* So it won't be implemented here.
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI InternetGetCookieExW(LPCWSTR lpszUrl, LPCWSTR lpszCookieName,
LPWSTR lpCookieData, LPDWORD lpdwSize, DWORD flags, void *reserved)
{
cookie_set_t cookie_set = {0};
substr_t host, path;
DWORD res;
BOOL ret;
TRACE("(%s, %s, %p, %p, %x, %p)\n", debugstr_w(lpszUrl),debugstr_w(lpszCookieName), lpCookieData, lpdwSize, flags, reserved);
if (flags & ~INTERNET_COOKIE_HTTPONLY)
FIXME("flags 0x%08x not supported\n", flags);
if (!lpszUrl)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
ret = cookie_parse_url(lpszUrl, &host, &path);
if (!ret) {
SetLastError(ERROR_INVALID_PARAMETER);
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(!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_wn(host.str, host.len));
SetLastError(ERROR_NO_MORE_ITEMS);
ret = FALSE;
}
heap_free(cookie_set.cookies);
LeaveCriticalSection(&cookie_cs);
return ret;
}
/***********************************************************************
* InternetGetCookieW (WININET.@)
*
* Retrieve cookie for the specified URL.
*/
BOOL WINAPI InternetGetCookieW(const WCHAR *url, const WCHAR *name, WCHAR *data, DWORD *size)
{
TRACE("(%s, %s, %s, %p)\n", debugstr_w(url), debugstr_w(name), debugstr_w(data), size);
return InternetGetCookieExW(url, name, data, size, 0, NULL);
}
/***********************************************************************
* InternetGetCookieExA (WININET.@)
*
* Retrieve cookie from the specified url
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI InternetGetCookieExA(LPCSTR lpszUrl, LPCSTR lpszCookieName,
LPSTR lpCookieData, LPDWORD lpdwSize, DWORD flags, void *reserved)
{
WCHAR *url, *name;
DWORD len, size = 0;
BOOL r;
TRACE("(%s %s %p %p(%u) %x %p)\n", debugstr_a(lpszUrl), debugstr_a(lpszCookieName),
lpCookieData, lpdwSize, lpdwSize ? *lpdwSize : 0, flags, reserved);
url = heap_strdupAtoW(lpszUrl);
name = heap_strdupAtoW(lpszCookieName);
r = InternetGetCookieExW( url, name, NULL, &len, flags, reserved );
if( r )
{
WCHAR *szCookieData;
szCookieData = heap_alloc(len * sizeof(WCHAR));
if( !szCookieData )
{
r = FALSE;
}
else
{
r = InternetGetCookieExW( url, name, szCookieData, &len, flags, reserved );
if(r) {
size = WideCharToMultiByte( CP_ACP, 0, szCookieData, len, NULL, 0, NULL, NULL);
if(lpCookieData) {
if(*lpdwSize >= size) {
WideCharToMultiByte( CP_ACP, 0, szCookieData, len, lpCookieData, *lpdwSize, NULL, NULL);
}else {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
r = FALSE;
}
}
}
heap_free( szCookieData );
}
}
*lpdwSize = size;
heap_free( name );
heap_free( url );
return r;
}
/***********************************************************************
* InternetGetCookieA (WININET.@)
*
* See InternetGetCookieW.
*/
BOOL WINAPI InternetGetCookieA(const char *url, const char *name, char *data, DWORD *size)
{
TRACE("(%s, %s, %p, %p)\n", debugstr_a(url), debugstr_a(name), data, size);
return InternetGetCookieExA(url, name, data, size, 0, NULL);
}
static BOOL is_domain_legal_for_cookie(substr_t domain, substr_t full_domain)
{
const WCHAR *ptr;
if(!domain.len || *domain.str == '.' || !full_domain.len || *full_domain.str == '.') {
SetLastError(ERROR_INVALID_NAME);
return FALSE;
}
if(domain.len > full_domain.len || !wmemchr(domain.str, '.', domain.len) || !wmemchr(full_domain.str, '.', full_domain.len))
return FALSE;
ptr = full_domain.str + full_domain.len - domain.len;
if (wcsnicmp(domain.str, ptr, domain.len) || (full_domain.len > domain.len && ptr[-1] != '.')) {
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
return TRUE;
}
/***********************************************************************
* IsDomainLegalCookieDomainW (WININET.@)
*/
BOOL WINAPI IsDomainLegalCookieDomainW(const WCHAR *domain, const WCHAR *full_domain)
{
FIXME("(%s, %s) semi-stub\n", debugstr_w(domain), debugstr_w(full_domain));
if (!domain || !full_domain) {
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
return is_domain_legal_for_cookie(substrz(domain), substrz(full_domain));
}
static void substr_skip(substr_t *str, size_t len)
{
assert(str->len >= len);
str->str += len;
str->len -= len;
}
DWORD set_cookie(substr_t domain, substr_t path, substr_t name, substr_t data, DWORD flags)
{
cookie_container_t *container;
cookie_t *thisCookie;
substr_t value;
const WCHAR *end_ptr;
FILETIME expiry, create;
BOOL expired = FALSE, update_persistent = FALSE;
DWORD cookie_flags = 0, len;
TRACE("%s %s %s=%s %x\n", debugstr_wn(domain.str, domain.len), debugstr_wn(path.str, path.len),
debugstr_wn(name.str, name.len), debugstr_wn(data.str, data.len), flags);
memset(&expiry,0,sizeof(expiry));
GetSystemTimeAsFileTime(&create);
/* lots of information can be parsed out of the cookie value */
if(!(end_ptr = wmemchr(data.str, ';', data.len)))
end_ptr = data.str + data.len;
value = substr(data.str, end_ptr-data.str);
data.str += value.len;
data.len -= value.len;
for(;;) {
static const WCHAR szDomain[] = {'d','o','m','a','i','n','='};
static const WCHAR szPath[] = {'p','a','t','h','='};
static const WCHAR szExpires[] = {'e','x','p','i','r','e','s','='};
static const WCHAR szSecure[] = {'s','e','c','u','r','e'};
static const WCHAR szHttpOnly[] = {'h','t','t','p','o','n','l','y'};
static const WCHAR szVersion[] = {'v','e','r','s','i','o','n','='};
static const WCHAR max_ageW[] = {'m','a','x','-','a','g','e','='};
/* Skip ';' */
if(data.len)
substr_skip(&data, 1);
while(data.len && *data.str == ' ')
substr_skip(&data, 1);
if(!data.len)
break;
if(!(end_ptr = wmemchr(data.str, ';', data.len)))
end_ptr = data.str + data.len;
if(data.len >= (len = ARRAY_SIZE(szDomain)) && !wcsnicmp(data.str, szDomain, len)) {
substr_skip(&data, len);
if(data.len && *data.str == '.')
substr_skip(&data, 1);
if(!is_domain_legal_for_cookie(substr(data.str, end_ptr-data.str), domain))
return COOKIE_STATE_UNKNOWN;
domain = substr(data.str, end_ptr-data.str);
TRACE("Parsing new domain %s\n", debugstr_wn(domain.str, domain.len));
}else if(data.len >= (len = ARRAY_SIZE(szPath)) && !wcsnicmp(data.str, szPath, len)) {
substr_skip(&data, len);
path = substr(data.str, end_ptr - data.str);
TRACE("Parsing new path %s\n", debugstr_wn(path.str, path.len));
}else if(data.len >= (len = ARRAY_SIZE(szExpires)) && !wcsnicmp(data.str, szExpires, len)) {
SYSTEMTIME st;
WCHAR buf[128];
substr_skip(&data, len);
if(end_ptr - data.str < ARRAY_SIZE(buf)-1) {
memcpy(buf, data.str, data.len*sizeof(WCHAR));
buf[data.len] = 0;
if (InternetTimeToSystemTimeW(data.str, &st, 0)) {
SystemTimeToFileTime(&st, &expiry);
if (CompareFileTime(&create,&expiry) > 0) {
TRACE("Cookie already expired.\n");
expired = TRUE;
}
}
}
}else if(data.len >= (len = ARRAY_SIZE(szSecure)) && !wcsnicmp(data.str, szSecure, len)) {
substr_skip(&data, len);
FIXME("secure not handled\n");
}else if(data.len >= (len = ARRAY_SIZE(szHttpOnly)) && !wcsnicmp(data.str, szHttpOnly, len)) {
substr_skip(&data, len);
if(!(flags & INTERNET_COOKIE_HTTPONLY)) {
WARN("HTTP only cookie added without INTERNET_COOKIE_HTTPONLY flag\n");
SetLastError(ERROR_INVALID_OPERATION);
return COOKIE_STATE_REJECT;
}
cookie_flags |= INTERNET_COOKIE_HTTPONLY;
}else if(data.len >= (len = ARRAY_SIZE(szVersion)) && !wcsnicmp(data.str, szVersion, len)) {
substr_skip(&data, len);
FIXME("version not handled (%s)\n",debugstr_wn(data.str, data.len));
}else if(data.len >= (len = ARRAY_SIZE(max_ageW)) && !wcsnicmp(data.str, max_ageW, len)) {
/* Native doesn't support Max-Age attribute. */
WARN("Max-Age ignored\n");
}else if(data.len) {
FIXME("Unknown additional option %s\n", debugstr_wn(data.str, data.len));
}
substr_skip(&data, end_ptr - data.str);
}
EnterCriticalSection(&cookie_cs);
load_persistent_cookie(domain, path);
container = get_cookie_container(domain, path, !expired);
if(!container) {
LeaveCriticalSection(&cookie_cs);
return COOKIE_STATE_ACCEPT;
}
if(!expiry.dwLowDateTime && !expiry.dwHighDateTime)
cookie_flags |= INTERNET_COOKIE_IS_SESSION;
else
update_persistent = TRUE;
if ((thisCookie = find_cookie(container, name))) {
if ((thisCookie->flags & INTERNET_COOKIE_HTTPONLY) && !(flags & INTERNET_COOKIE_HTTPONLY)) {
WARN("An attempt to override httponly cookie\n");
SetLastError(ERROR_INVALID_OPERATION);
LeaveCriticalSection(&cookie_cs);
return COOKIE_STATE_REJECT;
}
if (!(thisCookie->flags & INTERNET_COOKIE_IS_SESSION))
update_persistent = TRUE;
delete_cookie(thisCookie);
}
TRACE("setting cookie %s=%s for domain %s path %s\n", debugstr_wn(name.str, name.len),
debugstr_wn(value.str, value.len), debugstr_w(container->domain->domain),
debugstr_wn(container->path.str, container->path.len));
if (!expired) {
cookie_t *new_cookie;
new_cookie = alloc_cookie(name, value, expiry, create, cookie_flags);
if(!new_cookie) {
LeaveCriticalSection(&cookie_cs);
return COOKIE_STATE_UNKNOWN;
}
add_cookie(container, new_cookie);
}
if (!update_persistent || save_persistent_cookie(container))
{
LeaveCriticalSection(&cookie_cs);
return COOKIE_STATE_ACCEPT;
}
LeaveCriticalSection(&cookie_cs);
return COOKIE_STATE_UNKNOWN;
}
/***********************************************************************
* InternetSetCookieExW (WININET.@)
*
* Sets cookie for the specified url
*/
DWORD WINAPI InternetSetCookieExW(LPCWSTR lpszUrl, LPCWSTR lpszCookieName,
LPCWSTR lpCookieData, DWORD flags, DWORD_PTR reserved)
{
substr_t host, path, name, data;
BOOL ret;
TRACE("(%s, %s, %s, %x, %lx)\n", debugstr_w(lpszUrl), debugstr_w(lpszCookieName),
debugstr_w(lpCookieData), flags, reserved);
if (flags & ~INTERNET_COOKIE_HTTPONLY)
FIXME("flags %x not supported\n", flags);
if (!lpszUrl || !lpCookieData)
{
SetLastError(ERROR_INVALID_PARAMETER);
return COOKIE_STATE_UNKNOWN;
}
ret = cookie_parse_url(lpszUrl, &host, &path);
if (!ret || !host.len) return COOKIE_STATE_UNKNOWN;
if (!lpszCookieName) {
const WCHAR *ptr;
/* some apps (or is it us??) try to add a cookie with no cookie name, but
* the cookie data in the form of name[=data].
*/
if (!(ptr = wcschr(lpCookieData, '=')))
ptr = lpCookieData + lstrlenW(lpCookieData);
name = substr(lpCookieData, ptr - lpCookieData);
data = substrz(*ptr == '=' ? ptr+1 : ptr);
}else {
name = substrz(lpszCookieName);
data = substrz(lpCookieData);
}
return set_cookie(host, path, name, data, flags);
}
/***********************************************************************
* InternetSetCookieW (WININET.@)
*
* Sets a cookie for the specified URL.
*/
BOOL WINAPI InternetSetCookieW(const WCHAR *url, const WCHAR *name, const WCHAR *data)
{
TRACE("(%s, %s, %s)\n", debugstr_w(url), debugstr_w(name), debugstr_w(data));
return InternetSetCookieExW(url, name, data, 0, 0) == COOKIE_STATE_ACCEPT;
}
/***********************************************************************
* InternetSetCookieA (WININET.@)
*
* Sets cookie for the specified url
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI InternetSetCookieA(LPCSTR lpszUrl, LPCSTR lpszCookieName,
LPCSTR lpCookieData)
{
LPWSTR data, url, name;
BOOL r;
TRACE("(%s,%s,%s)\n", debugstr_a(lpszUrl),
debugstr_a(lpszCookieName), debugstr_a(lpCookieData));
url = heap_strdupAtoW(lpszUrl);
name = heap_strdupAtoW(lpszCookieName);
data = heap_strdupAtoW(lpCookieData);
r = InternetSetCookieW( url, name, data );
heap_free( data );
heap_free( name );
heap_free( url );
return r;
}
/***********************************************************************
* InternetSetCookieExA (WININET.@)
*
* See InternetSetCookieExW.
*/
DWORD WINAPI InternetSetCookieExA( LPCSTR lpszURL, LPCSTR lpszCookieName, LPCSTR lpszCookieData,
DWORD dwFlags, DWORD_PTR dwReserved)
{
WCHAR *data, *url, *name;
DWORD r;
TRACE("(%s, %s, %s, %x, %lx)\n", debugstr_a(lpszURL), debugstr_a(lpszCookieName),
debugstr_a(lpszCookieData), dwFlags, dwReserved);
url = heap_strdupAtoW(lpszURL);
name = heap_strdupAtoW(lpszCookieName);
data = heap_strdupAtoW(lpszCookieData);
r = InternetSetCookieExW(url, name, data, dwFlags, dwReserved);
heap_free( data );
heap_free( name );
heap_free( url );
return r;
}
/***********************************************************************
* InternetClearAllPerSiteCookieDecisions (WININET.@)
*
* Clears all per-site decisions about cookies.
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI InternetClearAllPerSiteCookieDecisions( VOID )
{
FIXME("stub\n");
return TRUE;
}
/***********************************************************************
* InternetEnumPerSiteCookieDecisionA (WININET.@)
*
* See InternetEnumPerSiteCookieDecisionW.
*/
BOOL WINAPI InternetEnumPerSiteCookieDecisionA( LPSTR pszSiteName, ULONG *pcSiteNameSize,
ULONG *pdwDecision, ULONG dwIndex )
{
FIXME("(%s, %p, %p, 0x%08x) stub\n",
debugstr_a(pszSiteName), pcSiteNameSize, pdwDecision, dwIndex);
return FALSE;
}
/***********************************************************************
* InternetEnumPerSiteCookieDecisionW (WININET.@)
*
* Enumerates all per-site decisions about cookies.
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI InternetEnumPerSiteCookieDecisionW( LPWSTR pszSiteName, ULONG *pcSiteNameSize,
ULONG *pdwDecision, ULONG dwIndex )
{
FIXME("(%s, %p, %p, 0x%08x) stub\n",
debugstr_w(pszSiteName), pcSiteNameSize, pdwDecision, dwIndex);
return FALSE;
}
/***********************************************************************
* InternetGetPerSiteCookieDecisionA (WININET.@)
*/
BOOL WINAPI InternetGetPerSiteCookieDecisionA( LPCSTR pwchHostName, ULONG *pResult )
{
FIXME("(%s, %p) stub\n", debugstr_a(pwchHostName), pResult);
return FALSE;
}
/***********************************************************************
* InternetGetPerSiteCookieDecisionW (WININET.@)
*/
BOOL WINAPI InternetGetPerSiteCookieDecisionW( LPCWSTR pwchHostName, ULONG *pResult )
{
FIXME("(%s, %p) stub\n", debugstr_w(pwchHostName), pResult);
return FALSE;
}
/***********************************************************************
* InternetSetPerSiteCookieDecisionA (WININET.@)
*/
BOOL WINAPI InternetSetPerSiteCookieDecisionA( LPCSTR pchHostName, DWORD dwDecision )
{
FIXME("(%s, 0x%08x) stub\n", debugstr_a(pchHostName), dwDecision);
return FALSE;
}
/***********************************************************************
* InternetSetPerSiteCookieDecisionW (WININET.@)
*/
BOOL WINAPI InternetSetPerSiteCookieDecisionW( LPCWSTR pchHostName, DWORD dwDecision )
{
FIXME("(%s, 0x%08x) stub\n", debugstr_w(pchHostName), dwDecision);
return FALSE;
}
void free_cookie(void)
{
EnterCriticalSection(&cookie_cs);
free_cookie_domain_list(&domain_list);
LeaveCriticalSection(&cookie_cs);
}
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