X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Fcross_osx.cc;h=a15ad032257be78bc907b2d107e6d54190186900;hp=481edad0d7cb117dea264555d527633886f457cd;hb=6ef1fc5f40567650ca9ef2b7644e4fdd97640ae6;hpb=ddccef68ae80bac6b4aa8583dd8e0a7c943b535c diff --git a/src/lib/cross_osx.cc b/src/lib/cross_osx.cc index 481edad0d..a15ad0322 100644 --- a/src/lib/cross_osx.cc +++ b/src/lib/cross_osx.cc @@ -31,7 +31,6 @@ extern "C" { } #include #include -#include #include #include #include @@ -59,8 +58,10 @@ using std::vector; using std::cerr; using std::cout; using std::runtime_error; +using std::map; using boost::shared_ptr; using boost::optional; +using boost::function; /** @param s Number of seconds to sleep for */ void @@ -94,7 +95,21 @@ cpu_info () boost::filesystem::path app_contents () { - return boost::dll::program_location().parent_path().parent_path(); + /* Could use boost::dll::program_location().parent_path().parent_path() but that + * boost library isn't in the 10.6 environment we're currently using and I don't + * really want to change it right now. + */ + uint32_t size = 1024; + char buffer[size]; + if (_NSGetExecutablePath (buffer, &size)) { + throw runtime_error ("_NSGetExecutablePath failed"); + } + + boost::filesystem::path path (buffer); + path = boost::filesystem::canonical (path); + path = path.parent_path (); + path = path.parent_path (); + return path; } boost::filesystem::path @@ -132,6 +147,7 @@ openssl_path () } #ifdef DCPOMATIC_DISK +/* Note: this isn't actually used at the moment as the disk writer is started as a service */ boost::filesystem::path disk_writer_path () { @@ -282,10 +298,19 @@ analyse_media_path (CFDictionaryRef& description) void const* str = CFDictionaryGetValue (description, kDADiskDescriptionMediaPathKey); if (!str) { + LOG_DISK_NC("There is no MediaPathKey"); return optional(); } string path(CFStringGetCStringPtr((CFStringRef) str, kCFStringEncodingUTF8)); + LOG_DISK("MediaPathKey is %1", path); + + if (path.find("/IOHDIXController") != string::npos) { + /* This is a disk image, so we completely ignore it */ + LOG_DISK_NC("Ignoring this as it seems to be a disk image"); + return optional(); + } + MediaPath mp; if (starts_with(path, "IODeviceTree:")) { mp.real = true; @@ -320,25 +345,28 @@ is_whole_drive (DADiskRef& disk) return whole_media; } -static bool -is_mounted (CFDictionaryRef& description) +static optional +mount_point (CFDictionaryRef& description) { CFURLRef volume_path_key = (CFURLRef) CFDictionaryGetValue (description, kDADiskDescriptionVolumePathKey); char mount_path_buffer[1024]; - return CFURLGetFileSystemRepresentation(volume_path_key, false, (UInt8 *) mount_path_buffer, sizeof(mount_path_buffer)); + if (!CFURLGetFileSystemRepresentation(volume_path_key, false, (UInt8 *) mount_path_buffer, sizeof(mount_path_buffer))) { + return boost::optional(); + } + return boost::filesystem::path(mount_path_buffer); } /* Here follows some rather intricate and (probably) fragile code to find the list of available * "real" drives on macOS that we might want to write a DCP to. * - * We use the Disk Arbitration framework to give us a series of devices (/dev/disk0, /dev/disk1, - * /dev/disk1s1 and so on) and we use the API to gather useful information about these devices into + * We use the Disk Arbitration framework to give us a series of mount_points (/dev/disk0, /dev/disk1, + * /dev/disk1s1 and so on) and we use the API to gather useful information about these mount_points into * a vector of Disk structs. * * Then we read the Disks that we found and try to derive a list of drives that we should offer to the * user, with details of whether those drives are currently mounted or not. * - * At the basic level we find the "disk"-level devices, looking at whether any of their partitions are mounted. + * At the basic level we find the "disk"-level mount_points, looking at whether any of their partitions are mounted. * * This is complicated enormously by recent-ish macOS versions' habit of making `synthesized' volumes which * reflect data in `real' partitions. So, for example, we might have a real (physical) drive /dev/disk2 with @@ -354,13 +382,13 @@ is_mounted (CFDictionaryRef& description) struct Disk { - string device; + string mount_point; optional vendor; optional model; bool real; string prt; bool whole; - bool mounted; + vector mount_points; unsigned long size; }; @@ -375,7 +403,7 @@ disk_appeared (DADiskRef disk, void* context) Disk this_disk; - this_disk.device = string("/dev/") + bsd_name; + this_disk.mount_point = string("/dev/") + bsd_name; CFDictionaryRef description = DADiskCopyDescription (disk); @@ -392,8 +420,18 @@ disk_appeared (DADiskRef disk, void* context) this_disk.real = media_path->real; this_disk.prt = media_path->prt; this_disk.whole = is_whole_drive (disk); - this_disk.mounted = is_mounted (description); - LOG_DISK("%1 prt %2 whole %3 mounted %4", this_disk.real ? "Real" : "Synth", this_disk.prt, this_disk.whole ? "whole" : "part", this_disk.mounted ? "mounted" : "unmounted"); + optional mp = mount_point (description); + if (mp) { + this_disk.mount_points.push_back (*mp); + } + + LOG_DISK( + "%1 prt %2 whole %3 mounted %4", + this_disk.real ? "Real" : "Synth", + this_disk.prt, + this_disk.whole ? "whole" : "part", + mp ? ("mounted at " + mp->string()) : "unmounted" + ); CFNumberGetValue ((CFNumberRef) CFDictionaryGetValue (description, kDADiskDescriptionMediaSizeKey), kCFNumberLongType, &this_disk.size); CFRelease (description); @@ -402,7 +440,7 @@ disk_appeared (DADiskRef disk, void* context) } vector -get_drives () +Drive::get () { using namespace boost::algorithm; vector disks; @@ -426,27 +464,30 @@ get_drives () continue; } BOOST_FOREACH (Disk& j, disks) { - if (j.mounted && starts_with(j.device, i.device)) { - LOG_DISK("Marking %1 as mounted because %2 is", i.device, j.device); - i.mounted = true; + if (!j.mount_points.empty() && starts_with(j.mount_point, i.mount_point)) { + LOG_DISK("Marking %1 as mounted because %2 is", i.mount_point, j.mount_point); + std::copy(j.mount_points.begin(), j.mount_points.end(), back_inserter(i.mount_points)); } } } - /* Make a list of the PRT codes of mounted, synthesized disks */ - vector mounted_synths; + /* Make a map of the PRT codes and mount points of mounted, synthesized disks */ + map > mounted_synths; BOOST_FOREACH (Disk& i, disks) { - if (!i.real && i.mounted) { - LOG_DISK("Found a mounted synth %1 with %2", i.device, i.prt); - mounted_synths.push_back (i.prt); + if (!i.real && !i.mount_points.empty()) { + LOG_DISK("Found a mounted synth %1 with %2", i.mount_point, i.prt); + mounted_synths[i.prt] = i.mount_points; } } /* Mark containers of those mounted synths as themselves mounted */ BOOST_FOREACH (Disk& i, disks) { - if (i.real && find(mounted_synths.begin(), mounted_synths.end(), i.prt) != mounted_synths.end()) { - LOG_DISK("Marking %1 (%2) as mounted because it contains a mounted synth", i.device, i.prt); - i.mounted = true; + if (i.real) { + map >::const_iterator j = mounted_synths.find(i.prt); + if (j != mounted_synths.end()) { + LOG_DISK("Marking %1 (%2) as mounted because it contains a mounted synth", i.mount_point, i.prt); + std::copy(j->second.begin(), j->second.end(), back_inserter(i.mount_points)); + } } } @@ -454,13 +495,14 @@ get_drives () BOOST_FOREACH (Disk& i, disks) { if (i.whole) { /* A whole disk that is not a container for a mounted synth */ - LOG_DISK("Adding drive: %1 %2 %3 %4 %5", i.device, i.size, i.mounted ? "mounted" : "unmounted", i.vendor.get_value_or("[none]"), i.model.get_value_or("[none]")); - drives.push_back(Drive(i.device, i.size, i.mounted, i.vendor, i.model)); + drives.push_back(Drive(i.mount_point, i.mount_points, i.size, i.vendor, i.model)); + LOG_DISK_NC(drives.back().log_summary()); } } return drives; } + boost::filesystem::path config_path () { @@ -472,3 +514,55 @@ config_path () p /= "2"; return p; } + + +void done_callback(DADiskRef disk, DADissenterRef dissenter, void* context) +{ + LOG_DISK_NC("Unmount finished"); + bool* success = reinterpret_cast (context); + if (dissenter) { + LOG_DISK("Error: %1", DADissenterGetStatus(dissenter)); + *success = false; + } else { + LOG_DISK_NC("Successful"); + *success = true; + } +} + + +bool +Drive::unmount () +{ + LOG_DISK_NC("Unmount operation started"); + + DASessionRef session = DASessionCreate(kCFAllocatorDefault); + if (!session) { + return false; + } + + DADiskRef disk = DADiskCreateFromBSDName(kCFAllocatorDefault, session, _device.c_str()); + if (!disk) { + return false; + } + LOG_DISK("Requesting unmount of %1 from %2", _device, thread_id()); + bool success = false; + DADiskUnmount(disk, kDADiskUnmountOptionWhole, &done_callback, &success); + CFRelease (disk); + + CFRunLoopRef run_loop = CFRunLoopGetCurrent (); + DASessionScheduleWithRunLoop (session, run_loop, kCFRunLoopDefaultMode); + CFRunLoopStop (run_loop); + CFRunLoopRunInMode(kCFRunLoopDefaultMode, 0.5, 0); + CFRelease(session); + + LOG_DISK_NC("End of unmount"); + return success; +} + + +void +disk_write_finished () +{ + +} +