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- /*
- * Apple platform (macOS, iOS, watchOS, etc) support routines for PhysicsFS.
- *
- * Please see the file LICENSE.txt in the source's root directory.
- *
- * This file written by Ryan C. Gordon.
- */
-
- #define __PHYSICSFS_INTERNAL__
- #include "physfs_platforms.h"
-
- #ifdef PHYSFS_PLATFORM_APPLE
-
- #include <Foundation/Foundation.h>
-
- #include "physfs_internal.h"
-
- int __PHYSFS_platformInit(void)
- {
- return 1; /* success. */
- } /* __PHYSFS_platformInit */
-
-
- void __PHYSFS_platformDeinit(void)
- {
- /* no-op */
- } /* __PHYSFS_platformDeinit */
-
-
- char *__PHYSFS_platformCalcBaseDir(const char *argv0)
- {
- @autoreleasepool
- {
- NSString *path = [[NSBundle mainBundle] bundlePath];
- BAIL_IF(!path, PHYSFS_ERR_OS_ERROR, NULL);
- size_t len = [path lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
- char *retval = (char *) allocator.Malloc(len + 2);
- BAIL_IF(!retval, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
- [path getCString:retval maxLength:len+1 encoding:NSUTF8StringEncoding];
- retval[len] = '/';
- retval[len+1] = '\0';
- return retval; /* whew. */
- } /* @autoreleasepool */
- } /* __PHYSFS_platformCalcBaseDir */
-
-
- char *__PHYSFS_platformCalcPrefDir(const char *org, const char *app)
- {
- @autoreleasepool
- {
- NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, TRUE);
- BAIL_IF(!paths, PHYSFS_ERR_OS_ERROR, NULL);
- NSString *path = (NSString *) [paths objectAtIndex:0];
- BAIL_IF(!path, PHYSFS_ERR_OS_ERROR, NULL);
- size_t len = [path lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
- const size_t applen = strlen(app);
- char *retval = (char *) allocator.Malloc(len + applen + 3);
- BAIL_IF(!retval, PHYSFS_ERR_OUT_OF_MEMORY, NULL);
- [path getCString:retval maxLength:len+1 encoding:NSUTF8StringEncoding];
- snprintf(retval + len, applen + 3, "/%s/", app);
- return retval; /* whew. */
- } /* @autoreleasepool */
- } /* __PHYSFS_platformCalcPrefDir */
-
-
- /* CD-ROM detection code... */
-
- /*
- * Code based on sample from Apple Developer Connection:
- * https://developer.apple.com/samplecode/Sample_Code/Devices_and_Hardware/Disks/VolumeToBSDNode/VolumeToBSDNode.c.htm
- */
-
- #if !defined(PHYSFS_NO_CDROM_SUPPORT)
-
- #include <IOKit/IOKitLib.h>
- #include <IOKit/storage/IOMedia.h>
- #include <IOKit/storage/IOCDMedia.h>
- #include <IOKit/storage/IODVDMedia.h>
- #include <sys/mount.h>
-
- static int darwinIsWholeMedia(io_service_t service)
- {
- int retval = 0;
- CFTypeRef wholeMedia;
-
- if (!IOObjectConformsTo(service, kIOMediaClass))
- return 0;
-
- wholeMedia = IORegistryEntryCreateCFProperty(service,
- CFSTR(kIOMediaWholeKey),
- NULL, 0);
- if (wholeMedia == NULL)
- return 0;
-
- retval = CFBooleanGetValue(wholeMedia);
- CFRelease(wholeMedia);
-
- return retval;
- } /* darwinIsWholeMedia */
-
-
- static int darwinIsMountedDisc(char *bsdName, mach_port_t masterPort)
- {
- int retval = 0;
- CFMutableDictionaryRef matchingDict;
- kern_return_t rc;
- io_iterator_t iter;
- io_service_t service;
-
- if ((matchingDict = IOBSDNameMatching(masterPort, 0, bsdName)) == NULL)
- return 0;
-
- rc = IOServiceGetMatchingServices(masterPort, matchingDict, &iter);
- if ((rc != KERN_SUCCESS) || (!iter))
- return 0;
-
- service = IOIteratorNext(iter);
- IOObjectRelease(iter);
- if (!service)
- return 0;
-
- rc = IORegistryEntryCreateIterator(service, kIOServicePlane,
- kIORegistryIterateRecursively | kIORegistryIterateParents, &iter);
-
- if (!iter)
- return 0;
-
- if (rc != KERN_SUCCESS)
- {
- IOObjectRelease(iter);
- return 0;
- } /* if */
-
- IOObjectRetain(service); /* add an extra object reference... */
-
- do
- {
- if (darwinIsWholeMedia(service))
- {
- if ( (IOObjectConformsTo(service, kIOCDMediaClass)) ||
- (IOObjectConformsTo(service, kIODVDMediaClass)) )
- {
- retval = 1;
- } /* if */
- } /* if */
- IOObjectRelease(service);
- } while ((service = IOIteratorNext(iter)) && (!retval));
-
- IOObjectRelease(iter);
- IOObjectRelease(service);
-
- return retval;
- } /* darwinIsMountedDisc */
-
- #endif /* !defined(PHYSFS_NO_CDROM_SUPPORT) */
-
-
- void __PHYSFS_platformDetectAvailableCDs(PHYSFS_StringCallback cb, void *data)
- {
- #if !defined(PHYSFS_NO_CDROM_SUPPORT)
- const char *devPrefix = "/dev/";
- const int prefixLen = strlen(devPrefix);
- mach_port_t masterPort = 0;
- struct statfs *mntbufp;
- int i, mounts;
-
- if (IOMasterPort(MACH_PORT_NULL, &masterPort) != KERN_SUCCESS)
- BAIL(PHYSFS_ERR_OS_ERROR, ) /*return void*/;
-
- mounts = getmntinfo(&mntbufp, MNT_WAIT); /* NOT THREAD SAFE! */
- for (i = 0; i < mounts; i++)
- {
- char *dev = mntbufp[i].f_mntfromname;
- char *mnt = mntbufp[i].f_mntonname;
- if (strncmp(dev, devPrefix, prefixLen) != 0) /* a virtual device? */
- continue;
-
- dev += prefixLen;
- if (darwinIsMountedDisc(dev, masterPort))
- cb(data, mnt);
- } /* for */
- #endif /* !defined(PHYSFS_NO_CDROM_SUPPORT) */
- } /* __PHYSFS_platformDetectAvailableCDs */
-
- #endif /* PHYSFS_PLATFORM_APPLE */
-
- /* end of physfs_platform_apple.m ... */
-
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