X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Futil.cc;h=0b6f4be72b63c7ce1edbbc30fc06f5f33b19b5c0;hb=cfcb0f5d66cc68d8d395480a95d4fe95c63e214e;hp=7da5f9f9078f44f10b20b3d3f50dbbf86c3fb16e;hpb=ab1c8a67afba072b1c29f0c3c34aa9779643e66a;p=dcpomatic.git diff --git a/src/lib/util.cc b/src/lib/util.cc index 7da5f9f90..0b6f4be72 100644 --- a/src/lib/util.cc +++ b/src/lib/util.cc @@ -35,8 +35,12 @@ #include "rect.h" #include "digester.h" #include "audio_processor.h" +#include "crypto.h" #include "compose.hpp" #include "audio_buffers.h" +#include "string_text.h" +#include "font.h" +#include "render_text.h" #include #include #include @@ -49,9 +53,6 @@ extern "C" { #include } #include -#ifdef DCPOMATIC_GRAPHICS_MAGICK -#include -#endif #include #include #include @@ -96,6 +97,7 @@ using boost::thread; using boost::optional; using boost::lexical_cast; using boost::bad_lexical_cast; +using boost::scoped_array; using dcp::Size; using dcp::raw_convert; using dcp::locale_convert; @@ -359,9 +361,30 @@ dcpomatic_setup () set_terminate (terminate); +#ifdef DCPOMATIC_WINDOWS + putenv ("PANGOCAIRO_BACKEND=fontconfig"); + putenv (String::compose("FONTCONFIG_PATH=%1", shared_path().string()).c_str()); +#endif + +#ifdef DCPOMATIC_OSX + setenv ("PANGOCAIRO_BACKEND", "fontconfig", 1); + setenv ("FONTCONFIG_PATH", shared_path().string().c_str(), 1); +#endif + Pango::init (); dcp::init (); +#ifdef DCPOMATIC_WINDOWS + /* Render something to fontconfig to create its cache */ + list subs; + dcp::SubtitleString ss( + optional(), false, false, false, dcp::Colour(), 42, 1, dcp::Time(), dcp::Time(), 0, dcp::HALIGN_CENTER, 0, dcp::VALIGN_CENTER, dcp::DIRECTION_LTR, + "Hello dolly", dcp::NONE, dcp::Colour(), dcp::Time(), dcp::Time() + ); + subs.push_back (StringText(ss, 0)); + render_text (subs, list >(), dcp::Size(640, 480), DCPTime(), 24); +#endif + Ratio::setup_ratios (); PresetColourConversion::setup_colour_conversion_presets (); VideoContentScale::setup_scales (); @@ -372,10 +395,6 @@ dcpomatic_setup () curl_global_init (CURL_GLOBAL_ALL); -#ifdef DCPOMATIC_GRAPHICS_MAGICK - Magick::InitializeMagick (0); -#endif - ui_thread = boost::this_thread::get_id (); } @@ -451,7 +470,7 @@ digest_head_tail (vector files, boost::uintmax_t size) } boost::uintmax_t this_time = min (to_do, boost::filesystem::file_size (files[i])); - fread (p, 1, this_time, f); + checked_fread (p, this_time, f, files[i]); p += this_time; to_do -= this_time; fclose (f); @@ -472,7 +491,7 @@ digest_head_tail (vector files, boost::uintmax_t size) boost::uintmax_t this_time = min (to_do, boost::filesystem::file_size (files[i])); dcpomatic_fseek (f, -this_time, SEEK_END); - fread (p, 1, this_time, f); + checked_fread (p, this_time, f, files[i]); p += this_time; to_do -= this_time; fclose (f); @@ -577,7 +596,8 @@ valid_image_file (boost::filesystem::path f) return ( ext == ".tif" || ext == ".tiff" || ext == ".jpg" || ext == ".jpeg" || ext == ".png" || ext == ".bmp" || ext == ".tga" || ext == ".dpx" || - ext == ".j2c" || ext == ".j2k" || ext == ".jp2" || ext == ".exr" + ext == ".j2c" || ext == ".j2k" || ext == ".jp2" || ext == ".exr" || + ext == ".jpf" ); } @@ -706,7 +726,7 @@ relaxed_string_to_float (string s) try { boost::algorithm::replace_all (s, ",", "."); return lexical_cast (s); - } catch (bad_lexical_cast) { + } catch (bad_lexical_cast &) { boost::algorithm::replace_all (s, ".", ","); return lexical_cast (s); } @@ -788,3 +808,180 @@ increment_eyes (Eyes e) return EYES_LEFT; } + +void +checked_fwrite (void const * ptr, size_t size, FILE* stream, boost::filesystem::path path) +{ + size_t N = fwrite (ptr, 1, size, stream); + if (N != size) { + if (ferror(stream)) { + fclose (stream); + throw FileError (String::compose("fwrite error %1", errno), path); + } else { + fclose (stream); + throw FileError ("Unexpected short write", path); + } + } +} + +void +checked_fread (void* ptr, size_t size, FILE* stream, boost::filesystem::path path) +{ + size_t N = fread (ptr, 1, size, stream); + if (N != size) { + if (ferror(stream)) { + fclose (stream); + throw FileError (String::compose("fread error %1", errno), path); + } else { + fclose (stream); + throw FileError ("Unexpected short read", path); + } + } +} + +size_t +utf8_strlen (string s) +{ + size_t const len = s.length (); + int N = 0; + for (size_t i = 0; i < len; ++i) { + unsigned char c = s[i]; + if ((c & 0xe0) == 0xc0) { + ++i; + } else if ((c & 0xf0) == 0xe0) { + i += 2; + } else if ((c & 0xf8) == 0xf0) { + i += 3; + } + ++N; + } + return N; +} + +string +day_of_week_to_string (boost::gregorian::greg_weekday d) +{ + switch (d.as_enum()) { + case boost::date_time::Sunday: + return _("Sunday"); + case boost::date_time::Monday: + return _("Monday"); + case boost::date_time::Tuesday: + return _("Tuesday"); + case boost::date_time::Wednesday: + return _("Wednesday"); + case boost::date_time::Thursday: + return _("Thursday"); + case boost::date_time::Friday: + return _("Friday"); + case boost::date_time::Saturday: + return _("Saturday"); + } + + return d.as_long_string (); +} + +#ifdef DCPOMATIC_VARIANT_SWAROOP + +/* Make up a key from the machine UUID */ +dcp::Data +key_from_uuid () +{ + dcp::Data key (dcpomatic::crypto_key_length()); + memset (key.data().get(), 0, key.size()); + string const magic = command_and_read ("dcpomatic2_uuid"); + strncpy ((char *) key.data().get(), magic.c_str(), dcpomatic::crypto_key_length()); + return key; +} + +/* swaroop chain file format: + * + * 0 [int16_t] IV length + * 2 [int16_t] cert #1 length, or 0 for none + * 4 [int16_t] cert #2 length, or 0 for none + * 6 [int16_t] cert #3 length, or 0 for none + * 8 [int16_t] cert #4 length, or 0 for none + * 10 [int16_t] cert #5 length, or 0 for none + * 12 [int16_t] cert #6 length, or 0 for none + * 14 [int16_t] cert #7 length, or 0 for none + * 16 [int16_t] cert #8 length, or 0 for none + * 16 [int16_t] private key length + * 20 IV + * cert #1 + * cert #2 + * cert #3 + * cert #4 + * cert #5 + * cert #6 + * cert #7 + * cert #8 + * private key + */ + +struct __attribute__ ((packed)) Header_ { + int16_t iv_length; + int16_t cert_length[8]; + int16_t private_key_length; +}; + +typedef struct Header_ Header; + +shared_ptr +read_swaroop_chain (boost::filesystem::path path) +{ + dcp::Data data (path); + Header* header = (Header *) data.data().get(); + uint8_t* p = data.data().get() + sizeof(Header); + + dcp::Data iv (p, header->iv_length); + p += iv.size(); + + shared_ptr cc (new dcp::CertificateChain()); + for (int i = 0; i < 8; ++i) { + if (header->cert_length[i] == 0) { + break; + } + dcp::Data c(p, header->cert_length[i]); + p += c.size(); + cc->add (dcp::Certificate(dcpomatic::decrypt(c, key_from_uuid(), iv))); + } + + dcp::Data k (p, header->private_key_length); + cc->set_key (dcpomatic::decrypt(k, key_from_uuid(), iv)); + return cc; +} + +void +write_swaroop_chain (shared_ptr chain, boost::filesystem::path output) +{ + scoped_array buffer (new uint8_t[65536]); + Header* header = (Header *) buffer.get(); + memset (header, 0, sizeof(Header)); + uint8_t* p = buffer.get() + sizeof(Header); + + dcp::Data iv = dcpomatic::random_iv (); + header->iv_length = iv.size (); + memcpy (p, iv.data().get(), iv.size()); + p += iv.size(); + + int N = 0; + BOOST_FOREACH (dcp::Certificate i, chain->root_to_leaf()) { + dcp::Data e = dcpomatic::encrypt (i.certificate(true), key_from_uuid(), iv); + memcpy (p, e.data().get(), e.size()); + p += e.size(); + DCPOMATIC_ASSERT (N < 8); + header->cert_length[N] = e.size (); + ++N; + } + + dcp::Data k = dcpomatic::encrypt (chain->key().get(), key_from_uuid(), iv); + memcpy (p, k.data().get(), k.size()); + p += k.size(); + header->private_key_length = k.size (); + + FILE* f = fopen_boost (output, "wb"); + checked_fwrite (buffer.get(), p - buffer.get(), f, output); + fclose (f); +} + +#endif