| /* ------------------------------------------------------------------ |
| * Copyright (C) 1998-2009 PacketVideo |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either |
| * express or implied. |
| * See the License for the specific language governing permissions |
| * and limitations under the License. |
| * ------------------------------------------------------------------- |
| */ |
| #ifndef HTTP_PARSER_EXTERNAL_H_ |
| #define HTTP_PARSER_EXTERNAL_H_ |
| |
| #include "oscl_refcounter_memfrag.h" |
| #include "oscl_vector.h" |
| |
| // content info exposed to user |
| struct HTTPContentInfo |
| { |
| uint32 iContentLength; // for "Content-Length" |
| uint32 iContentRangeLeft; // for "Content-Range" |
| uint32 iContentRangeRight; |
| |
| // constructor |
| HTTPContentInfo() |
| { |
| clear(); |
| } |
| void clear() |
| { |
| oscl_memset(this, 0, sizeof(HTTPContentInfo)); |
| } |
| }; |
| |
| /////////////////////////////////////////////////////////////////////////////////////// |
| // The following structure is an array of ref-counted memory fragments |
| typedef Oscl_TAlloc<OsclRefCounterMemFrag, OsclMemAllocator> HTTPEntityUnit_Alloc; |
| |
| class HTTPEntityUnit |
| { |
| public: |
| Oscl_Vector<OsclRefCounterMemFrag, HTTPEntityUnit_Alloc> iFragments; |
| |
| public: |
| // default constructor |
| HTTPEntityUnit() |
| { |
| clear(); |
| } |
| |
| // copy constructor |
| HTTPEntityUnit(const HTTPEntityUnit &x) : iFragments(x.iFragments) |
| { |
| ; |
| } |
| |
| // destructor |
| ~HTTPEntityUnit() |
| { |
| clear(); |
| } |
| |
| // operator "=" |
| HTTPEntityUnit& operator=(const HTTPEntityUnit &x) |
| { |
| iFragments = x.iFragments; |
| return *this; |
| } |
| |
| // get number of fragments |
| uint32 getNumFragments() |
| { |
| return iFragments.size(); |
| } |
| |
| // get memory fragment |
| bool getMemFrag(uint32 index, OsclRefCounterMemFrag& memfrag) |
| { |
| if (index >= iFragments.size()) return false; |
| |
| memfrag = OsclRefCounterMemFrag(iFragments[index]); |
| return true; |
| } |
| |
| // add a memory fragment |
| bool addMemFrag(const OsclRefCounterMemFrag& memfrag) |
| { |
| int err = 0; |
| OSCL_TRY(err, iFragments.push_back(memfrag);) |
| return (err == 0); |
| } |
| |
| // get total size of all the available memory fragments |
| uint32 getTotalFragSize() |
| { |
| uint32 total_size = 0, i; |
| for (i = 0; i < iFragments.size(); i++) |
| { |
| total_size += (iFragments[i].getMemFrag()).len; |
| } |
| return total_size; |
| } |
| |
| // clear memory fragments |
| void clear() |
| { |
| iFragments.clear(); |
| } |
| |
| // empty |
| bool empty() |
| { |
| return iFragments.empty(); |
| } |
| }; |
| |
| /////////////////////////////////////////////////////////////////////////////////////// |
| // The following structure is a ref-counted array of ref-counted memory fragments. |
| class RefCountHTTPEntityUnit |
| { |
| HTTPEntityUnit iEntityUnit; |
| OsclRefCounter *iRefcnt; |
| |
| public: |
| // default constructor |
| RefCountHTTPEntityUnit() : iRefcnt(NULL) |
| { |
| ; |
| } |
| |
| // another constructor |
| RefCountHTTPEntityUnit(HTTPEntityUnit &aEntityUnit, OsclRefCounter *aRefcnt) : |
| iEntityUnit(aEntityUnit), iRefcnt(aRefcnt) |
| { |
| if (iRefcnt) iRefcnt->addRef(); |
| } |
| |
| // copy constructor |
| RefCountHTTPEntityUnit(const RefCountHTTPEntityUnit &rhs) : |
| iEntityUnit(rhs.iEntityUnit), iRefcnt(rhs.iRefcnt) |
| { |
| if (iRefcnt) iRefcnt->addRef(); |
| } |
| |
| // destructor |
| ~RefCountHTTPEntityUnit() |
| { |
| if (iRefcnt) iRefcnt->removeRef(); |
| } |
| |
| // operator "=" |
| RefCountHTTPEntityUnit& operator=(const RefCountHTTPEntityUnit& rhs) |
| { |
| if (this == &rhs) |
| { |
| return *this; // protect against self-assignment |
| } |
| |
| bind(rhs.iEntityUnit, rhs.iRefcnt); |
| return *this; |
| } |
| |
| // bind |
| void bind(const HTTPEntityUnit &aEntityUnit, OsclRefCounter *aRefcnt) |
| { |
| // remove ref for current entity unit |
| if (iRefcnt) iRefcnt->removeRef(); |
| |
| // copy assigned object |
| iEntityUnit = aEntityUnit; |
| iRefcnt = aRefcnt; |
| |
| // add ref for new entity unit |
| if (iRefcnt) iRefcnt->addRef(); |
| } |
| |
| // Returns a pointer to the contained reference counter object |
| OsclRefCounter* getRefCounter() const |
| { |
| return iRefcnt; |
| } |
| |
| // return the entity unit |
| HTTPEntityUnit& getEntityUnit() |
| { |
| return iEntityUnit; |
| } |
| |
| // empty |
| bool empty() |
| { |
| return (iEntityUnit.empty() && iRefcnt == NULL); |
| } |
| // clear |
| void clear() |
| { |
| iEntityUnit.clear(); |
| iRefcnt = NULL; |
| } |
| |
| }; |
| |
| #endif // HTTP_PARSER_EXTERNAL_H_ |
| |