C++ (Cpp) rpmInitCrypto Examples

Example #1

File: rpm_packages.cpp Project: Centurion89/osquery

QueryData genRpmPackages(QueryContext& context) {
  QueryData results;

  auto dropper = DropPrivileges::get();
  if (!dropper->dropTo("nobody") && isUserAdmin()) {
    LOG(WARNING) << "Cannot drop privileges for rpm_packages";
    return results;
  }

  // Isolate RPM/package inspection to the canonical: /usr/lib/rpm.
  RpmEnvironmentManager env_manager;

  // The following implementation uses http://rpm.org/api/4.11.1/
  rpmInitCrypto();
  if (rpmReadConfigFiles(nullptr, nullptr) != 0) {
    TLOG << "Cannot read RPM configuration files";
    return results;
  }

  rpmts ts = rpmtsCreate();
  rpmdbMatchIterator matches;
  if (context.constraints["name"].exists(EQUALS)) {
    auto name = (*context.constraints["name"].getAll(EQUALS).begin());
    matches = rpmtsInitIterator(ts, RPMTAG_NAME, name.c_str(), name.size());
  } else {
    matches = rpmtsInitIterator(ts, RPMTAG_NAME, nullptr, 0);
  }

  Header header;
  while ((header = rpmdbNextIterator(matches)) != nullptr) {
    Row r;
    rpmtd td = rpmtdNew();
    r["name"] = getRpmAttribute(header, RPMTAG_NAME, td);
    r["version"] = getRpmAttribute(header, RPMTAG_VERSION, td);
    r["release"] = getRpmAttribute(header, RPMTAG_RELEASE, td);
    r["source"] = getRpmAttribute(header, RPMTAG_SOURCERPM, td);
    r["size"] = getRpmAttribute(header, RPMTAG_SIZE, td);
    r["sha1"] = getRpmAttribute(header, RPMTAG_SHA1HEADER, td);
    r["arch"] = getRpmAttribute(header, RPMTAG_ARCH, td);

    rpmtdFree(td);
    results.push_back(r);
  }

  rpmdbFreeIterator(matches);
  rpmtsFree(ts);
  rpmFreeCrypto();
  rpmFreeRpmrc();

  return results;
}

Example #2

File: rpm_packages.cpp Project: imaxxs/osquery

QueryData genRpmPackages(QueryContext& context) {
  QueryData results;
  // The following implementation uses http://rpm.org/api/4.11.1/
  rpmInitCrypto();
  if (rpmReadConfigFiles(nullptr, nullptr) != 0) {
    TLOG << "Cannot read RPM configuration files.";
    return results;
  }

  rpmts ts = rpmtsCreate();
  rpmdbMatchIterator matches;
  if (context.constraints["name"].exists()) {
    auto name = (*context.constraints["name"].getAll(EQUALS).begin());
    matches = rpmtsInitIterator(ts, RPMTAG_NAME, name.c_str(), name.size());
  } else {
    matches = rpmtsInitIterator(ts, RPMTAG_NAME, nullptr, 0);
  }

  Header header;
  while ((header = rpmdbNextIterator(matches)) != nullptr) {
    Row r;
    rpmtd td = rpmtdNew();
    r["name"] = getRpmAttribute(header, RPMTAG_NAME, td);
    r["version"] = getRpmAttribute(header, RPMTAG_VERSION, td);
    r["release"] = getRpmAttribute(header, RPMTAG_RELEASE, td);
    r["source"] = getRpmAttribute(header, RPMTAG_SOURCERPM, td);
    r["size"] = getRpmAttribute(header, RPMTAG_SIZE, td);
    r["sha1"] = getRpmAttribute(header, RPMTAG_SHA1HEADER, td);
    r["arch"] = getRpmAttribute(header, RPMTAG_ARCH, td);

    rpmtdFree(td);
    results.push_back(r);
  }

  rpmdbFreeIterator(matches);
  rpmtsFree(ts);
  rpmFreeCrypto();
  rpmFreeRpmrc();

  return results;
}

Example #3

File: digest.c Project: cms-externals/rpm

DIGEST_CTX
rpmDigestInit(pgpHashAlgo hashalgo, rpmDigestFlags flags)
{
    HASH_HashType type = getHashType(hashalgo);
    HASHContext *hashctx = NULL;
    DIGEST_CTX ctx = NULL;

    if (type == HASH_AlgNULL || rpmInitCrypto() < 0)
	goto exit;

    if ((hashctx = HASH_Create(type)) != NULL) {
	ctx = xcalloc(1, sizeof(*ctx));
	ctx->flags = flags;
	ctx->algo = hashalgo;
	ctx->hashctx = hashctx;
    	HASH_Begin(ctx->hashctx);
    }
    
DPRINTF((stderr, "*** Init(%x) ctx %p hashctx %p\n", flags, ctx, ctx->hashctx));
exit:
    return ctx;
}