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/*
* Copyright 2006-2007 Jacek Caban for CodeWeavers
*
* 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 <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winreg.h"
#include "ole2.h"
#include "urlmon.h"
#include "shlwapi.h"
#include "itsstor.h"
#include "chm_lib.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(itss);
typedef struct {
IInternetProtocol IInternetProtocol_iface;
IInternetProtocolInfo IInternetProtocolInfo_iface;
LONG ref;
ULONG offset;
struct chmFile *chm_file;
struct chmUnitInfo chm_object;
} ITSProtocol;
static inline ITSProtocol *impl_from_IInternetProtocol(IInternetProtocol *iface)
{
return CONTAINING_RECORD(iface, ITSProtocol, IInternetProtocol_iface);
}
static inline ITSProtocol *impl_from_IInternetProtocolInfo(IInternetProtocolInfo *iface)
{
return CONTAINING_RECORD(iface, ITSProtocol, IInternetProtocolInfo_iface);
}
static void release_chm(ITSProtocol *This)
{
if(This->chm_file) {
chm_close(This->chm_file);
This->chm_file = NULL;
}
This->offset = 0;
}
static HRESULT WINAPI ITSProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
*ppv = NULL;
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
*ppv = &This->IInternetProtocol_iface;
}else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
*ppv = &This->IInternetProtocol_iface;
}else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
*ppv = &This->IInternetProtocol_iface;
}else if(IsEqualGUID(&IID_IInternetProtocolInfo, riid)) {
TRACE("(%p)->(IID_IInternetProtocolInfo %p)\n", This, ppv);
*ppv = &This->IInternetProtocolInfo_iface;
}
if(*ppv) {
IInternetProtocol_AddRef(iface);
return S_OK;
}
WARN("not supported interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI ITSProtocol_AddRef(IInternetProtocol *iface)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI ITSProtocol_Release(IInternetProtocol *iface)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref) {
release_chm(This);
HeapFree(GetProcessHeap(), 0, This);
ITSS_UnlockModule();
}
return ref;
}
static LPCWSTR skip_schema(LPCWSTR url)
{
static const WCHAR its_schema[] = {'i','t','s',':'};
static const WCHAR msits_schema[] = {'m','s','-','i','t','s',':'};
static const WCHAR mk_schema[] = {'m','k',':','@','M','S','I','T','S','t','o','r','e',':'};
if(!strncmpiW(its_schema, url, sizeof(its_schema)/sizeof(WCHAR)))
return url+sizeof(its_schema)/sizeof(WCHAR);
if(!strncmpiW(msits_schema, url, sizeof(msits_schema)/sizeof(WCHAR)))
return url+sizeof(msits_schema)/sizeof(WCHAR);
if(!strncmpiW(mk_schema, url, sizeof(mk_schema)/sizeof(WCHAR)))
return url+sizeof(mk_schema)/sizeof(WCHAR);
return NULL;
}
/* Adopted from urlmon */
static void remove_dot_segments(WCHAR *path) {
const WCHAR *in = path;
WCHAR *out = path;
while(1) {
/* Move the first path segment in the input buffer to the end of
* the output buffer, and any subsequent characters up to, including
* the next "/" character (if any) or the end of the input buffer.
*/
while(*in != '/') {
if(!(*out++ = *in++))
return;
}
*out++ = *in++;
while(*in) {
if(*in != '.')
break;
/* Handle ending "/." */
if(!in[1]) {
++in;
break;
}
/* Handle "/./" */
if(in[1] == '/') {
in += 2;
continue;
}
/* If we don't have "/../" or ending "/.." */
if(in[1] != '.' || (in[2] && in[2] != '/'))
break;
in += *in ? 3 : 2;
/* Find the slash preceding out pointer and move out pointer to it */
if(out > path+1 && *--out == '/')
--out;
while(out > path && *(--out) != '/');
if(*out == '/')
++out;
}
}
}
static HRESULT report_result(IInternetProtocolSink *sink, HRESULT hres)
{
IInternetProtocolSink_ReportResult(sink, hres, 0, NULL);
return hres;
}
static HRESULT WINAPI ITSProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
DWORD grfPI, HANDLE_PTR dwReserved)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
BINDINFO bindinfo;
DWORD bindf = 0, len;
LPWSTR file_name, mime, object_name, p;
LPCWSTR ptr;
struct chmFile *chm_file;
struct chmUnitInfo chm_object;
int res;
HRESULT hres;
static const WCHAR separator[] = {':',':',0};
TRACE("(%p)->(%s %p %p %08x %lx)\n", This, debugstr_w(szUrl), pOIProtSink,
pOIBindInfo, grfPI, dwReserved);
ptr = skip_schema(szUrl);
if(!ptr)
return INET_E_USE_DEFAULT_PROTOCOLHANDLER;
memset(&bindinfo, 0, sizeof(bindinfo));
bindinfo.cbSize = sizeof(BINDINFO);
hres = IInternetBindInfo_GetBindInfo(pOIBindInfo, &bindf, &bindinfo);
if(FAILED(hres)) {
WARN("GetBindInfo failed: %08x\n", hres);
return hres;
}
ReleaseBindInfo(&bindinfo);
len = strlenW(ptr)+3;
file_name = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
memcpy(file_name, ptr, len*sizeof(WCHAR));
hres = UrlUnescapeW(file_name, NULL, &len, URL_UNESCAPE_INPLACE);
if(FAILED(hres)) {
WARN("UrlUnescape failed: %08x\n", hres);
HeapFree(GetProcessHeap(), 0, file_name);
return hres;
}
p = strstrW(file_name, separator);
if(!p) {
WARN("invalid url\n");
HeapFree(GetProcessHeap(), 0, file_name);
return report_result(pOIProtSink, STG_E_FILENOTFOUND);
}
*p = 0;
chm_file = chm_openW(file_name);
if(!chm_file) {
WARN("Could not open chm file\n");
HeapFree(GetProcessHeap(), 0, file_name);
return report_result(pOIProtSink, STG_E_FILENOTFOUND);
}
object_name = p+2;
len = strlenW(object_name);
if(*object_name != '/' && *object_name != '\\') {
memmove(object_name+1, object_name, (len+1)*sizeof(WCHAR));
*object_name = '/';
len++;
}
if(object_name[len-1] == '/')
object_name[--len] = 0;
for(p=object_name; *p; p++) {
if(*p == '\\')
*p = '/';
}
remove_dot_segments(object_name);
TRACE("Resolving %s\n", debugstr_w(object_name));
memset(&chm_object, 0, sizeof(chm_object));
res = chm_resolve_object(chm_file, object_name, &chm_object);
if(res != CHM_RESOLVE_SUCCESS) {
WARN("Could not resolve chm object\n");
HeapFree(GetProcessHeap(), 0, file_name);
chm_close(chm_file);
return report_result(pOIProtSink, STG_E_FILENOTFOUND);
}
IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_SENDINGREQUEST,
strrchrW(object_name, '/')+1);
/* FIXME: Native doesn't use FindMimeFromData */
hres = FindMimeFromData(NULL, object_name, NULL, 0, NULL, 0, &mime, 0);
HeapFree(GetProcessHeap(), 0, file_name);
if(SUCCEEDED(hres)) {
IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_MIMETYPEAVAILABLE, mime);
CoTaskMemFree(mime);
}
release_chm(This); /* Native leaks handle here */
This->chm_file = chm_file;
This->chm_object = chm_object;
hres = IInternetProtocolSink_ReportData(pOIProtSink,
BSCF_FIRSTDATANOTIFICATION|BSCF_DATAFULLYAVAILABLE,
chm_object.length, chm_object.length);
if(FAILED(hres)) {
WARN("ReportData failed: %08x\n", hres);
release_chm(This);
return report_result(pOIProtSink, hres);
}
hres = IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_BEGINDOWNLOADDATA, NULL);
return report_result(pOIProtSink, hres);
}
static HRESULT WINAPI ITSProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
FIXME("(%p)->(%p)\n", This, pProtocolData);
return E_NOTIMPL;
}
static HRESULT WINAPI ITSProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
DWORD dwOptions)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
FIXME("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
return E_NOTIMPL;
}
static HRESULT WINAPI ITSProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
TRACE("(%p)->(%08x)\n", This, dwOptions);
return S_OK;
}
static HRESULT WINAPI ITSProtocol_Suspend(IInternetProtocol *iface)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
FIXME("(%p)\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI ITSProtocol_Resume(IInternetProtocol *iface)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
FIXME("(%p)\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI ITSProtocol_Read(IInternetProtocol *iface, void *pv,
ULONG cb, ULONG *pcbRead)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
if(!This->chm_file)
return INET_E_DATA_NOT_AVAILABLE;
*pcbRead = chm_retrieve_object(This->chm_file, &This->chm_object, pv, This->offset, cb);
This->offset += *pcbRead;
return *pcbRead ? S_OK : S_FALSE;
}
static HRESULT WINAPI ITSProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
return E_NOTIMPL;
}
static HRESULT WINAPI ITSProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
TRACE("(%p)->(%08x)\n", This, dwOptions);
return S_OK;
}
static HRESULT WINAPI ITSProtocol_UnlockRequest(IInternetProtocol *iface)
{
ITSProtocol *This = impl_from_IInternetProtocol(iface);
TRACE("(%p)\n", This);
return S_OK;
}
static const IInternetProtocolVtbl ITSProtocolVtbl = {
ITSProtocol_QueryInterface,
ITSProtocol_AddRef,
ITSProtocol_Release,
ITSProtocol_Start,
ITSProtocol_Continue,
ITSProtocol_Abort,
ITSProtocol_Terminate,
ITSProtocol_Suspend,
ITSProtocol_Resume,
ITSProtocol_Read,
ITSProtocol_Seek,
ITSProtocol_LockRequest,
ITSProtocol_UnlockRequest
};
static HRESULT WINAPI ITSProtocolInfo_QueryInterface(IInternetProtocolInfo *iface,
REFIID riid, void **ppv)
{
ITSProtocol *This = impl_from_IInternetProtocolInfo(iface);
return IInternetProtocol_QueryInterface(&This->IInternetProtocol_iface, riid, ppv);
}
static ULONG WINAPI ITSProtocolInfo_AddRef(IInternetProtocolInfo *iface)
{
ITSProtocol *This = impl_from_IInternetProtocolInfo(iface);
return IInternetProtocol_AddRef(&This->IInternetProtocol_iface);
}
static ULONG WINAPI ITSProtocolInfo_Release(IInternetProtocolInfo *iface)
{
ITSProtocol *This = impl_from_IInternetProtocolInfo(iface);
return IInternetProtocol_Release(&This->IInternetProtocol_iface);
}
static HRESULT WINAPI ITSProtocolInfo_ParseUrl(IInternetProtocolInfo *iface, LPCWSTR pwzUrl,
PARSEACTION ParseAction, DWORD dwParseFlags, LPWSTR pwzResult, DWORD cchResult,
DWORD *pcchResult, DWORD dwReserved)
{
ITSProtocol *This = impl_from_IInternetProtocolInfo(iface);
TRACE("(%p)->(%s %x %08x %p %d %p %d)\n", This, debugstr_w(pwzUrl), ParseAction,
dwParseFlags, pwzResult, cchResult, pcchResult, dwReserved);
switch(ParseAction) {
case PARSE_CANONICALIZE:
FIXME("PARSE_CANONICALIZE\n");
return E_NOTIMPL;
case PARSE_SECURITY_URL:
FIXME("PARSE_SECURITY_URL\n");
return E_NOTIMPL;
default:
return INET_E_DEFAULT_ACTION;
}
return S_OK;
}
static HRESULT WINAPI ITSProtocolInfo_CombineUrl(IInternetProtocolInfo *iface,
LPCWSTR pwzBaseUrl, LPCWSTR pwzRelativeUrl, DWORD dwCombineFlags, LPWSTR pwzResult,
DWORD cchResult, DWORD* pcchResult, DWORD dwReserved)
{
ITSProtocol *This = impl_from_IInternetProtocolInfo(iface);
LPCWSTR base_end, ptr;
DWORD rel_len;
static const WCHAR separator[] = {':',':',0};
TRACE("(%p)->(%s %s %08x %p %d %p %d)\n", This, debugstr_w(pwzBaseUrl),
debugstr_w(pwzRelativeUrl), dwCombineFlags, pwzResult, cchResult,
pcchResult, dwReserved);
base_end = strstrW(pwzBaseUrl, separator);
if(!base_end)
return 0x80041001;
base_end += 2;
if(!skip_schema(pwzBaseUrl))
return INET_E_USE_DEFAULT_PROTOCOLHANDLER;
if(strchrW(pwzRelativeUrl, ':'))
return STG_E_INVALIDNAME;
if(pwzRelativeUrl[0] != '/') {
ptr = strrchrW(base_end, '/');
if(ptr)
base_end = ptr+1;
else
base_end += strlenW(base_end);
}
rel_len = strlenW(pwzRelativeUrl)+1;
*pcchResult = rel_len + (base_end-pwzBaseUrl);
if(*pcchResult > cchResult)
return E_OUTOFMEMORY;
memcpy(pwzResult, pwzBaseUrl, (base_end-pwzBaseUrl)*sizeof(WCHAR));
strcpyW(pwzResult + (base_end-pwzBaseUrl), pwzRelativeUrl);
return S_OK;
}
static HRESULT WINAPI ITSProtocolInfo_CompareUrl(IInternetProtocolInfo *iface, LPCWSTR pwzUrl1,
LPCWSTR pwzUrl2, DWORD dwCompareFlags)
{
ITSProtocol *This = impl_from_IInternetProtocolInfo(iface);
FIXME("%p)->(%s %s %08x)\n", This, debugstr_w(pwzUrl1), debugstr_w(pwzUrl2), dwCompareFlags);
return E_NOTIMPL;
}
static HRESULT WINAPI ITSProtocolInfo_QueryInfo(IInternetProtocolInfo *iface, LPCWSTR pwzUrl,
QUERYOPTION QueryOption, DWORD dwQueryFlags, LPVOID pBuffer, DWORD cbBuffer, DWORD* pcbBuf,
DWORD dwReserved)
{
ITSProtocol *This = impl_from_IInternetProtocolInfo(iface);
FIXME("(%p)->(%s %08x %08x %p %d %p %d)\n", This, debugstr_w(pwzUrl), QueryOption,
dwQueryFlags, pBuffer, cbBuffer, pcbBuf, dwReserved);
return E_NOTIMPL;
}
static const IInternetProtocolInfoVtbl ITSProtocolInfoVtbl = {
ITSProtocolInfo_QueryInterface,
ITSProtocolInfo_AddRef,
ITSProtocolInfo_Release,
ITSProtocolInfo_ParseUrl,
ITSProtocolInfo_CombineUrl,
ITSProtocolInfo_CompareUrl,
ITSProtocolInfo_QueryInfo
};
HRESULT ITSProtocol_create(IUnknown *pUnkOuter, LPVOID *ppobj)
{
ITSProtocol *ret;
TRACE("(%p %p)\n", pUnkOuter, ppobj);
ITSS_LockModule();
ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ITSProtocol));
ret->IInternetProtocol_iface.lpVtbl = &ITSProtocolVtbl;
ret->IInternetProtocolInfo_iface.lpVtbl = &ITSProtocolInfoVtbl;
ret->ref = 1;
*ppobj = &ret->IInternetProtocol_iface;
return S_OK;
}