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2018-06-24Localization: make cache thread safe and robust against use-after-freeGravatar Berthold Stoeger
The old trGettext() was not thread-safe and the returned C-strings could be freed in the case of empty translations strings. Therefore: 1) Introduce a mutex protecting access to the cache. 2) Never change existing entries, even if the translation string is empty. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-24Localization: remove gettextFromC::instance()Gravatar Berthold Stoeger
There were a handfull instances of the kind 1) gettextFromC::instance()->tr(...) 2) gettextFromC::instance()->trGettext(...) 1) is pointless, as tr is a static function. All instances of 2) were likewise pointless, because trGettext() returns a C-string, which was then immediately converted to a QString. Thus, replace both constructs by gettextFromC::tr(...). After this change there was only one user of gettextFromC::instance() left, viz. the C-interface funtion trGettext(). Therefore, remove gettextFromC::instance() and do all the caching / translating directly in the global trGettext(). Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-24Localization: don't go via C-string in qthelper.cppGravatar Berthold Stoeger
The purpose of the gettextFromC class is twofold: 1) It provides a static storage of C strings if the C part needs a translation and doesn't want to deal with memory-management. 2) It severs as a catch-all class for translations that do not come from a proper class (i.e. from helper functions). The second case was used a few times in qthelper.cpp. By using the trGettext() function, a cached C-string was obtained. But in every single instance, this C-string was then back-converted into a QString. Therefore, use the gettextFromC::tr() function directly, which returns a QString. Not only is the resulting code simpler - this also avoids superfluous caching of translation strings. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-24Fix interpretation of dive mode changes upon replanGravatar Robert C. Helling
... by taking into acount that dive planner points refer to the sement before the waypoint (while change mode events are concerned with the future of a waypoint). Signed-off-by: Robert C. Helling <helling@atdotde.de>
2018-06-24Make planner notes divemode aware...Gravatar Robert C. Helling
... and fix a problem with setpoint changes shown in the wrong line Signed-off-by: Robert C. Helling <helling@atdotde.de>
2018-06-22Dive pictures: fix loading of remote images without local versionGravatar Berthold Stoeger
Owing to the recent churn in imagedownloader.cpp, some of the code was bogus. Notably, in f60343eebbf6a31a4643dde9f4454f6ce84f61d3 the code was changed such that always the local filename was used to access the images. Yet, the old code remained, which after failure tried again to access the local picture. This second access can obviously be removed completely. More seriously, after failing to load the local version, no attempt was made to fetch the image via canonical filename. This could produce the following sequence of events: - Import remote image - Delete thumbnail and local cache of image - Image loading would fail Therefore, first try to load using local file-location. If that fails, load using the canonical file-location. To do so, split the file-access code in two functions. The code should now be distinctly easier to follow. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-21FTDI support: try ftdi_open first if the device name is 'ftdi'Gravatar Dirk Hohndel
It makes no sense to have the OS try (and fail) to open that device name. Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2018-06-21core: print the correct message code for download failuresGravatar Dirk Hohndel
We filled in the missing information and then printed the wrong string. This fixes that and also makes the strings slightly easier to understand. Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2018-06-21mobile: better message regarding logfilesGravatar Dirk Hohndel
On mobile those area always created and available for simple cut and paste. Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2018-06-21Revert "cleanup: remove empty function"Gravatar Anton Lundin
This broke our hook to plumb in our usb open function into libusb, so this broke ftdi based downloads. This reverts commit e4530cd5ef38e6120f451daf1a758b38b70a6f1c. Signed-off-by: Anton Lundin <glance@acc.umu.se>
2018-06-20qt-ble: purge pending read data when writingGravatar Linus Torvalds
This should never happen, since our interface is bassically synchronous, but it could happen with delayed replies that came in just after we decided to re-transmit a command. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-06-20qt-ble: improve responsiveness of waiting for bluetooth dataGravatar Linus Torvalds
Our model of waiting for 100ms before re-checking if we got a packet over BLE resulted in potentially horrendously bad latency for received packets. That isn't just a possible performance issue, it actually seems to cause IO errors with my Suunto EON Core. I'm not entirely sure why, but it might simply be some timing interaction, particularly since the IO errors seemed to primarily happen when the dive computer itself was also busy updating the screen (ie if you pressed buttons on the dive computer to switch to compass mode, for example). So replace the silly hardcoded 100ms "waitFor()" function with a WAITFOR() macro that checks the provided expression every time through the loop, which gets us a much lower latency (we basically check every ten milliseconds). The macro is not beautiful, but it WorksForMe(tm). This makes a huge difference to the reliability of the download for me, and might matter for some other dive computers too. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-06-20equipment: use MAX_TANK_INFO in equipment.cGravatar Lubomir I. Ivanov
MAX_TANK_INFO is defined in dive.h but is not used in add_cylinder_description() or when allocating 'tank_info'. Use MAX_TANK_INFO instead of the literal 100. Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
2018-06-20equipment: sanitize 'ws_info' loop limitsGravatar Lubomir I. Ivanov
Instead of a constant or a macro for the maximum number of 'ws_info' elements the 100 literal was used. Define MAX_WS_INFO in dive.h and use it everywhere. Also clamp loops that iterate `ws_info' to MAX_WS_INFO. Prevents potential out-of-bounds reading, similarly to the previous commit about 'tank_info'. Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
2018-06-20equipment: sanitize 'tank_info' loop limitsGravatar Lubomir I. Ivanov
In a number of places the global 'tank_info' array is being iterated based on a 'tank_info[idx].name != NULL' condition. This is dangerous because if the user has added a lot of tanks, such loops can reach 'tank_info[MAX_TANK_INFO]'. This is an out of bounds read and if the 'name' pointer there happens to be non-NULL, passing that address to a peace of code that tries to read it (like strlen()) would either SIGSEGV or have undefined behavior. Clamp all loops that iterate 'tank_info' to MAX_TANK_INFO. Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
2018-06-20core: add free_samples helperGravatar Dirk Hohndel
And use it in the UI and planner code. See #1411 Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2018-06-20core: use num in alloc_samplesGravatar jan Iversen
When num > dc->alloc_samples we whould allocate space for num Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-18libdc interface: remove debug messagesGravatar Berthold Stoeger
Don't spill supported transports as error message to the user. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-17Dive computers: turn QMultiMap into sorted vectorGravatar Berthold Stoeger
The list of known dive computers was stored in a multi-map indexed by the device name. Turn this into a sorted QVector. Thus, no map-to-list conversion is needed in the device editing dialog, which distinctly simplifies the code. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-17Cleanup: remove eplicit constructors and unused member variableGravatar Berthold Stoeger
Remove the explicit constructor in DiveComputerNode: Just use classical C-style struct initialization. Moreover, remove the empty constructor and destructor of DiveComputerList. The variable DiveComputerList::dcWorkingMap was unused. Remove. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-17Fix an error around translation of dive modes in the UIGravatar Stefan Fuchs
This fixes an mistake introduced in 3d1072f8862e4c329dc2678df52a24137b8d4704 Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
2018-06-15DM5 import: support for larger sample sizeGravatar Miika Turkia
Suunto has updated SampleBlob to use 30 byte blobs. This adds support for the increased size. Note that this only parses the same fields we have parsed before. (Currently I have no idea what the increased size is used for.) Note also that I do not currently have data with the new format so I only tested this still works with old data. Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
2018-06-15core: make prefs-macros compile safe.Gravatar jan Iversen
add {} in each macro to secure it works as a single statement, to avoid problems like if (1) GET_TEXT(); Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-13Dive pictures: Make failure of loading images less noisyGravatar Berthold Stoeger
For debug reasons, failure to load the original image was spilled to the console, even if the local file was then found. Only print a message, when also the local image failed loading. This needed a bit of code reshuffling. To know when to print a failed-loading message, the URL is now checked at the Thumbnailer level, not the ImageDownloader level. The ImageDownloader is passed the URL and the original filename (if different). The image is loaded from the URL, but the signals send the original filename, so that the thumbnail can be associated to the proper image. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-09core: remove qml properties from downloadfromcthreadGravatar jan Iversen
Remove Q_OBJECT and qml properties from DCDeviceData class Remove DCDeviceData register from mobile-helper.cpp Change DCDeviceData constructor to be without parameters Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-09core: update deviceData default from qmlGravatar jan Iversen
remove setting default in qml to C++ Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-09mobile: add DCDeviceData properties to qmlmanagerGravatar jan Iversen
add DCDeviceData qml properties etc. to qmlmanager Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-09core: remove qml properties from desktop compileGravatar jan Iversen
add #ifdef SUBSURFACE_MOBILE to secure qml macros are not compiled with desktop Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-08Provide correct cylinder pressures for bailout divesGravatar Willem Ferguson
Calculate the correct cylinder pressures for rebreather dives with bailout. Currently the cylinder pressures for a dive are calculated assuming a single dive mode for that dive. Bailout indroduces more than one dive mode for a single dive, i.e. transitions from CCR or PSCR to OC and back. Currently the start and end pressures for each cylinder are used to interpolate cylinder pressures while that cylinder is used. However, the different gas consumption rates for OC, PSCR and CCR are not taken into account in this interpolation and the cylinder pressure is indicated by an averaged interpolation accross the rebreather and OC legs of the dive. Consequently the increased drop in cylinder pressure during OC is not shown. This PR allows differentiation between CCR/PSCR legs of the dive and the OC bailout segments, showing realistic interpolation that indicate the increased rate of gas use during OC. Signed-off-by: Willem Ferguson <willemferguson@zoology.up.ac.za>
2018-06-07Dive pictures: remove cache_picture() call in dive_add_picture()Gravatar Berthold Stoeger
When adding a picture to a dive, cache_picture() was called, which calculated the hash of the picture in a background-thread. This made tests occasionally fail, because the tests depended on the filename-to-localfilename being overwritten in a call running in a different thread. Depending on which thread finished first, the test succeeded or failed. The easiest way to circumvent this problem is to remove the cache_picture() call. The hash will be calculated anyway with the thumbnails. And the only function of the hash is the "find moved images" function. Which is not an issue here, because the user just loaded the images from disk. Reported-by: Jan Iversen <jani@apache.org> Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-06Bugfix: Load PSC dive logsGravatar Willem Ferguson
The code changes to standardise the named of divemodes and to separate internal divemode names and UI divemode names introduced a bug that caused non-backward compatability with existing dive logs. The reason for this is the definition of the divemode_text strings in dive.c This change reverses that definition and brings about correct loading of PSCR dive logs as well as correct parsing of bailout events involving PSCR. Signed-off-by: Willem Ferguson <willemferguson@zoology.up.ac.za>
2018-06-05core: remove "static void copyPath" unusedGravatar jan Iversen
Remove copyPath since it is static and not called to avoid clang warning Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-04core: remove unused function getDetectedDeviceAddress()Gravatar jan Iversen
getDetectedDeviceAddress is not used in mobile or desktop version Signed-off-by: Jan Iversen <jani@apache.org>
2018-06-04Cleanup: fold core/helpers.h into core/qthelper.hGravatar Berthold Stoeger
helpers.h included qthelper.h and all functions declared in helpers.h were defined in qthelper.h. Therefore fold the former into the latter, since the split seems completely arbitrary. While doing so, change the return-type of get_dc_nichname from "const QString" to "QString". Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-06-04Cleanup: make copyPath() function of static linkageGravatar Berthold Stoeger
The function was only used in core/qthelper.cpp Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-05-30mobile: add timer to measure startup.Gravatar jan Iversen
Subsurface-mobile has a long startup time; in order to isolate the problem(s) a timer is added to see where time is "lost". The collected startup times are added to the clipboard together with the other logs, allowing test users to report back. All this is only enabled when compiling with -DENABLE_STARTUP_TIMING Closes #1340 [Dirk Hohndel: collapsed multiple commits and minor white space cleanups, added missing QMutex variable] Signed-off-by: Jan Iversen <jani@apache.org> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2018-05-28Planner: Don't store a setpoint unless we are in CCR modeGravatar Robert C. Helling
Signed-off-by: Robert C. Helling <helling@atdotde.de>
2018-05-28Don't compute SAC if total gas use is unknownGravatar Robert C. Helling
If we breathe from a cylinder with invalid start or end pressures, we cannot reliably compute the total gas use and thus the SAC. So we should not pretend to do so. A better fix would compute the total SAC for only those segements that have valid start and end pressures. Reported-by: Stefan Fuchs <sfuchs@gmx.de> Signed-off-by: Robert C. Helling <helling@atdotde.de>
2018-05-28Rename confusing variable nameGravatar Robert C. Helling
This is a struct dive pointer not a divepoint. Signed-off-by: Robert C. Helling <helling@atdotde.de>
2018-05-28Distinguish between user and internal divemode namesGravatar Robert C. Helling
The former should be translated but not those that go to xml/git. ... and fix capitalization of pSCR. Suggested-by: Stefan Fuchs <sfuchs@gmx.de> Signed-off-by: Robert C. Helling <helling@atdotde.de>
2018-05-27Remove unnecessary {}Gravatar Miika Turkia
Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
2018-05-27Shearwater import: avoid running atoi multiple timesGravatar Miika Turkia
Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
2018-05-27Shearwater import: support for DC reported ceilingGravatar Miika Turkia
This adds support for DC reported ceiling when importing the Shearwater Desktop database. Both AI and non-AI versions are tested, but not all possible paths. For non-AI the DC reported ceiling was from firstStopDepth and for the AI version it was from the decoCeiling field. I do not currently know when each of these fields are used, but at least this works on my test data. Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
2018-05-27Dive pictures: automatically recalculate thumbnailsGravatar Berthold Stoeger
If a thumbnail and the original picture can be accessed and the modification date of the thumbnail is before the modification date of the picture, recalculate the thumbnail. This causes more disk access and might give strange effects for picture files with messed up file timestamps (i.e. lying in the future) or messed up computer clocks (i.e. running in the past). Therefore, add a preference option to disable the new behavior. Default is set to enabled. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-05-27Dive pictures: give user option to recalculate thumbnailsGravatar Berthold Stoeger
Even though hashes of image contents are calculated, the hashes are not compared to actual file contents in routine-operation. Therefore give the user the option to recalculate thumbnails, should they have edited the picture. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-05-26core: qt-ble.cpp remove postEvent for all platformsGravatar jan Iversen
the postEvent is only called when downloading from a dc with bluetooth, so in most it does not have an effect on the deleteLater() in the code. there are no reason to do special cleanup while waiting for bluetooth QEvent::DeferredDelete is not supported on iOS. Signed-off-by: Jan Iversen <jani@apache.org>
2018-05-26Dive pictures: Derive thumbnail file from picture filenameGravatar Berthold Stoeger
Since commit 6618c9ebfc6a7cebbef687fcb3aa74c70f504ff2, thumbnails are saved in individual files. The filename was simply the picture-hash. In a mailing-list discussion it turned out that in the future we might not hash images or change the hash. Therefore, derive the thumbnail filename from the image filename, using the SHA1 algorithm. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-05-26Cleanup: remove code related to pictures in the cloud-repositoryGravatar Berthold Stoeger
Storing pictures in the cloud never came to be, so remove the code. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-05-24core: replace (void) with UNUSED(x) and include ssrf.hGravatar jan Iversen
Unused parameters in C are "silenced" by adding UNUSED(x) Signed-off-by: Jan Iversen <jani@apache.org>
2018-05-24core/ssrf.h: add #pragma to avoid clang warning "-Wmissing-field-initializers"Gravatar jan Iversen
Add a #pragma to avoid getting warning when a struct is only initialized with one 0 and not one pr struct member Signed-off-by: Jan Iversen <jani@apache.org>