void getElfInfoBySectionView(ElfInfo &info, const ElfHandle *handle){
info.handle = handle;
info.elf_base = (uint8_t *) handle->base;
info.ehdr = reinterpret_cast<Elf32_Ehdr *>(info.elf_base);
info.shdr = reinterpret_cast<Elf32_Shdr *>(info.elf_base + info.ehdr->e_shoff);
info.phdr = reinterpret_cast<Elf32_Phdr *>(info.elf_base + info.ehdr->e_phoff);
Elf32_Shdr *shstr = (Elf32_Shdr *)(info.shdr + info.ehdr->e_shstrndx);
info.shstr = reinterpret_cast<char *>(info.elf_base + shstr->sh_offset);
getSectionInfo(info, ".dynstr", NULL, NULL, &info.symstr);
getSectionInfo(info, ".dynamic", &info.dynsz, NULL, &info.dyn);
getSectionInfo(info, ".dynsym", &info.symsz, NULL, &info.sym);
getSectionInfo(info, ".rel.dyn", &info.reldynsz, NULL, &info.reldyn);
getSectionInfo(info, ".rel.plt", &info.relpltsz, NULL, &info.relplt);
Elf32_Shdr *hash = findSectionByName(info, ".hash");
if(hash){
uint32_t *rawdata = reinterpret_cast<uint32_t *>(info.elf_base + hash->sh_offset);
info.nbucket = rawdata[0];
info.nchain = rawdata[1];
info.bucket = rawdata + 2;
info.chain = info.bucket + info.nbucket;
}
}
void EmoticonFactory::createEmoticonMap(const QDomNode &root){
if (root.isNull())
return;
QDomNode r = findSectionByName(root, EmoticonSectionName);
if (r.isNull())
return;
DomNodeList emoNodes;
getSubSectionsByName(r, emoNodes, EmoticonSubsectionName);
if (emoNodes.isEmpty())
return;
clear();
for (const auto &node : emoNodes){
QString emoTheme = WSGET(WS_APP_EMOTICON_THEME);
EmoticonObject *emot = new EmoticonObject();
QDomElement el = node.toElement();
emot->fileName = el.attribute("file").toUtf8();
emot->id = list.size();
emot->pixmap = QPixmap();
emot->pixmap.load(EmotionPath+emoTheme+QDir::separator()+emot->fileName);
DomNodeList emoTexts;
getSubSectionsByName(node, emoTexts, EmoticonTextSectionName);
if (emoTexts.isEmpty()){
delete emot;
continue;
}
int registered = 0;
for (const auto &node : emoTexts){
QDomElement el = node.toElement();
if (el.isNull())
continue;
QString text = el.attribute("text").toUtf8();
if (text.isEmpty() || map.contains(text))
continue;
registered++;
map.insert(text, emot);
}
if (registered > 0)
list.push_back(emot);
else
delete emot;
}
}
static inline void getSectionInfo(ElfInfo &info, const char *name, Elf32_Word *pSize, Elf32_Shdr **ppShdr, T *data){
Elf32_Shdr *_shdr = findSectionByName(info, name);
if(_shdr){
SAFE_SET_VALUE(pSize, _shdr->sh_size / _shdr->sh_entsize);
SAFE_SET_VALUE(data, reinterpret_cast<T>(info.elf_base + _shdr->sh_offset));
}else{
LOGE("[-] Could not found section %s\n", name);
exit(-1);
}
SAFE_SET_VALUE(ppShdr, _shdr);
}
