mirror of
https://github.com/Valeh2012/PersonalVotingMachine
synced 2024-06-26 13:10:13 +03:00
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
/**
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* @file ZipController.cpp
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* @brief ZipController implementation file
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* */
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#include "miniz.h"
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#include "controller.h"
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ZipController::ZipController(BaseModel *model){
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this->vw = new IndexView();
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this->model = static_cast<ZipModel *>(model);
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}
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void ZipController::index(){
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try{
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this->vw->render((void *) "Sign" );
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this->vw->setLabel((char *) "Creating BDOC");
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this->vw->showLoader(true);
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// create a container with .ballot and .xml files
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mz_bool status;
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mz_zip_archive bdoc;
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mz_zip_zero_struct(&bdoc);
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size_t len;
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status = mz_zip_writer_init_heap(&bdoc, 0,10240); //! * init zip heap
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if(!status){
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throw mz_zip_get_error_string(bdoc.m_last_error);
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}
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// Add mimefile
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char *mimetype = (char *) "application/vnd.etsi.asic-e+zip"; //! * add mimetype file to zip
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status = mz_zip_writer_add_mem(&bdoc, "mimetype", (void *) mimetype, strlen(mimetype), MZ_NO_COMPRESSION);
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if (!status){
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throw mz_zip_get_error_string(bdoc.m_last_error);
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}
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// Add manifest.xml
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char* manifestXML = (char *) malloc(512);
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memset(manifestXML,0,512);
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snprintf(manifestXML, 512, manifest, "EP2065.1.ballot");
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status = mz_zip_writer_add_mem(&bdoc, "META-INF/manifest.xml", (void *)manifestXML, strlen(manifestXML), MZ_NO_COMPRESSION); //! * add manifest.xml file to zip
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if (!status){
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throw mz_zip_get_error_string(bdoc.m_last_error);
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}
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// Add ballot file
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status = mz_zip_writer_add_mem(&bdoc, this->model->ballotFileName, (void *) this->model->ballot, this->model->ballotLength, MZ_NO_COMPRESSION); //! * add ballot file to zip
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if (!status){
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throw mz_zip_get_error_string(bdoc.m_last_error);
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}
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// Add signature0.xml
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status = mz_zip_writer_add_mem(&bdoc, "META-INF/signatures0.xml", (void *) this->model->Signature, strlen(this->model->Signature), MZ_NO_COMPRESSION); //! * add signature file to zip
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if (!status){
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throw mz_zip_get_error_string(bdoc.m_last_error);
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}
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// Close zip file
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void *zipBuf;
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status = mz_zip_writer_finalize_heap_archive(&bdoc, &zipBuf, &len);
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if (!status){
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throw mz_zip_get_error_string(bdoc.m_last_error);
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}
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status = mz_zip_writer_end(&bdoc);
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if (!status){
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throw "zip end failed";
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}
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// hash container
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this->model->voteBase64 = (unsigned char *)malloc(2*len);
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if(this->model->voteBase64 == NULL){
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throw "Insufficient memory";
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}
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memset(this->model->voteBase64, 0, 2*len);
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int error = mbedtls_base64_encode(this->model->voteBase64, 2*len - 1, &len, (unsigned char *) zipBuf, len); //! * base64 encode zip file
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if(error) {
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throw "Base64 encode error";
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}
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mz_free(zipBuf);
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free(this->model->Signature);
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free(this->model->ballot);
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this->vw->setLabel((char*) "Signature complete");
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this->vw->showLoader(false);
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}
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catch(const char *msg){
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this->vw->setLabel((char *) msg);
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this->vw->showLoader(false);
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throw msg;
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}
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}
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