Initial add.
This commit is contained in:
Ryan C. Gordon
parent
f835f26cfe
commit
62e36b61f7
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@ -0,0 +1,5 @@
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Makefile
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.deps
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.libs
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Makefile.in
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@ -0,0 +1,281 @@
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/*
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* BeOS platform-dependent support routines for PhysicsFS.
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*
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* Please see the file LICENSE in the source's root directory.
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*
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* This file written by Ryan C. Gordon.
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*/
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif
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#ifdef __BEOS__
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#include <be/kernel/OS.h>
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#include <be/app/Roster.h>
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#include <be/storage/Volume.h>
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#include <be/storage/VolumeRoster.h>
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#include <be/storage/Directory.h>
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#include <be/storage/Entry.h>
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#include <be/storage/Path.h>
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#include <be/kernel/fs_info.h>
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#include <be/device/scsi.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <assert.h>
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#include <unistd.h>
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#define __PHYSICSFS_INTERNAL__
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#include "physfs_internal.h"
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const char *__PHYSFS_platformDirSeparator = "/";
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/* !!! FIXME: does strerror() work for non-POSIX api calls? */
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#define get_error_str(x) strerror(x)
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int __PHYSFS_platformInit(void)
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{
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return(1); /* always succeed. */
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} /* __PHYSFS_platformInit */
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int __PHYSFS_platformDeinit(void)
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{
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return(1); /* always succeed. */
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} /* __PHYSFS_platformDeinit */
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/* caller needs to malloc() mntpnt, and expect us to free() it. */
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static void addDisc(char *mntpnt, char ***discs, int *disccount)
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{
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char **tmp = (char **) realloc(*discs, sizeof (char *) * (*disccount + 1));
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if (tmp)
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{
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tmp[*disccount - 1] = mntpnt;
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*discs = tmp;
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(*disccount)++;
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} /* if */
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} /* addDisc */
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static char *getMountPoint(const char *devname)
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{
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BVolumeRoster mounts;
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BVolume vol;
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mounts.Rewind();
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while (mounts.GetNextVolume(&vol) == B_NO_ERROR)
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{
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fs_info fsinfo;
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fs_stat_dev(vol.Device(), &fsinfo);
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if (strcmp(devname, fsinfo.device_name) == 0)
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{
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//char buf[B_FILE_NAME_LENGTH];
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BDirectory directory;
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BEntry entry;
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BPath path;
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status_t rc;
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rc = vol.GetRootDirectory(&directory);
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BAIL_IF_MACRO(rc < B_OK, get_error_str(rc), NULL);
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rc = directory.GetEntry(&entry);
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BAIL_IF_MACRO(rc < B_OK, get_error_str(rc), NULL);
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rc = entry.GetPath(&path);
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BAIL_IF_MACRO(rc < B_OK, get_error_str(rc), NULL);
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const char *str = path.Path();
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BAIL_IF_MACRO(str == NULL, ERR_OS_ERROR, NULL); /* ?! */
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char *retval = (char *) malloc(strlen(str) + 1);
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BAIL_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, NULL);
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strcpy(retval, str);
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return(retval);
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} /* if */
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} /* while */
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return(NULL);
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} /* getMountPoint */
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/*
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* This function is lifted from Simple Directmedia Layer (SDL):
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* http://www.libsdl.org/
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*/
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static void tryDir(const char *dirname, char ***discs, int *disccount)
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{
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BDirectory dir;
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dir.SetTo(dirname);
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if (dir.InitCheck() != B_NO_ERROR)
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return;
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dir.Rewind();
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BEntry entry;
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while (dir.GetNextEntry(&entry) >= 0)
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{
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BPath path;
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const char *name;
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entry_ref e;
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if (entry.GetPath(&path) != B_NO_ERROR)
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continue;
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name = path.Path();
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if (entry.GetRef(&e) != B_NO_ERROR)
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continue;
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if (entry.IsDirectory())
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{
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if (strcmp(e.name, "floppy") != 0)
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tryDir(name, discs, disccount);
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} /* if */
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else
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{
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bool add_it = false;
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int devfd;
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device_geometry g;
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if (strcmp(e.name, "raw") == 0) /* ignore partitions. */
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{
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int devfd = open(name, O_RDONLY);
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if (devfd >= 0)
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{
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if (ioctl(devfd, B_GET_GEOMETRY, &g, sizeof(g)) >= 0)
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{
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if (g.device_type == B_CD)
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{
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char *mntpnt = getMountPoint(name);
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if (mntpnt != NULL)
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addDisc(mntpnt, discs, disccount);
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} /* if */
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} /* if */
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} /* if */
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} /* if */
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close(devfd);
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} /* else */
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} /* while */
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} /* tryDir */
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char **__PHYSFS_platformDetectAvailableCDs(void)
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{
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char **retval = (char **) malloc(sizeof (char *));
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int cd_count = 1; /* We count the NULL entry. */
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BAIL_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, NULL);
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tryDir("/dev/disk", &retval, &cd_count);
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retval[cd_count - 1] = NULL;
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return(retval);
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} /* __PHYSFS_platformDetectAvailableCDs */
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static team_id getTeamID(void)
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{
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thread_info info;
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thread_id tid = find_thread(NULL);
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get_thread_info(tid, &info);
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return(info.team);
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} /* getMyTeamID */
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char *__PHYSFS_platformCalcBaseDir(const char *argv0)
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{
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/* in case there isn't a BApplication yet, we'll construct a roster. */
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BRoster roster;
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app_info info;
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status_t rc = roster.GetRunningAppInfo(getTeamID(), &info);
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BAIL_IF_MACRO(rc < B_OK, get_error_str(rc), NULL);
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BEntry entry(&(info.ref), true);
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BPath path;
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rc = entry.GetPath(&path); /* (path) now has binary's path. */
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assert(rc == B_OK);
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rc = path.GetParent(&path); /* chop filename, keep directory. */
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assert(rc == B_OK);
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const char *str = path.Path();
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assert(str != NULL);
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char *retval = (char *) malloc(strlen(str) + 1);
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BAIL_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, NULL);
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strcpy(retval, str);
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return(retval);
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} /* __PHYSFS_platformCalcBaseDir */
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PHYSFS_uint64 __PHYSFS_platformGetThreadID(void)
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{
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return((PHYSFS_uint64) find_thread(NULL));
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} /* __PHYSFS_platformGetThreadID */
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/* Much like my college days, try to sleep for 10 milliseconds at a time... */
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void __PHYSFS_platformTimeslice(void)
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{
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snooze(10000); /* put thread to sleep for 10 milliseconds. */
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} /* __PHYSFS_platformTimeslice */
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char *__PHYSFS_platformRealPath(const char *path)
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{
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char *str = (char *) alloca(strlen(path) + 1);
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BAIL_IF_MACRO(str == NULL, ERR_OUT_OF_MEMORY, NULL);
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strcpy(str, path);
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char *leaf = strrchr(str, '/');
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if (leaf != NULL)
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*(leaf++) = '\0';
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BPath normalized(str, leaf, true); /* force normalization of path. */
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const char *resolved_path = normalized.Path();
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BAIL_IF_MACRO(resolved_path == NULL, ERR_FILE_NOT_FOUND, NULL);
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char *retval = (char *) malloc(strlen(resolved_path) + 1);
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BAIL_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, NULL);
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strcpy(retval, resolved_path);
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return(retval);
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} /* __PHYSFS_platformRealPath */
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void *__PHYSFS_platformCreateMutex(void)
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{
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sem_id *retval = (sem_id *) malloc(sizeof (sem_id));
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sem_id rc;
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BAIL_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, NULL);
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rc = create_sem(1, "PhysicsFS semaphore");
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if (rc < B_OK)
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{
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free(retval);
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BAIL_MACRO(get_error_str(rc), NULL);
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} // if
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*retval = rc;
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return(retval);
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} /* __PHYSFS_platformCreateMutex */
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void __PHYSFS_platformDestroyMutex(void *mutex)
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{
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delete_sem( *((sem_id *) mutex) );
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free(mutex);
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} /* __PHYSFS_platformDestroyMutex */
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int __PHYSFS_platformGrabMutex(void *mutex)
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{
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status_t rc = acquire_sem(*((sem_id *) mutex));
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BAIL_IF_MACRO(rc < B_OK, get_error_str(rc), 0);
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return(1);
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} /* __PHYSFS_platformGrabMutex */
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void __PHYSFS_platformReleaseMutex(void *mutex)
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{
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release_sem(*((sem_id *) mutex));
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} /* __PHYSFS_platformReleaseMutex */
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#endif
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/* end of beos.cpp ... */
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@ -0,0 +1,474 @@
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/*
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* Posix-esque support routines for PhysicsFS.
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*
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* Please see the file LICENSE in the source's root directory.
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*
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* This file written by Ryan C. Gordon.
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*/
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif
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#if (defined __STRICT_ANSI__)
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#define __PHYSFS_DOING_STRICT_ANSI__
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#endif
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/*
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* We cheat a little: I want the symlink version of stat() (lstat), and
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* GCC/Linux will not declare it if compiled with the -ansi flag.
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* If you are really lacking symlink support on your platform,
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* you should #define __PHYSFS_NO_SYMLINKS__ before compiling this
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* file. That will open a security hole, though, if you really DO have
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* symlinks on your platform; it renders PHYSFS_permitSymbolicLinks(0)
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* useless, since every symlink will be reported as a regular file/dir.
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*/
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#if (defined __PHYSFS_DOING_STRICT_ANSI__)
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#undef __STRICT_ANSI__
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#endif
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#include <stdio.h>
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#if (defined __PHYSFS_DOING_STRICT_ANSI__)
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#define __STRICT_ANSI__
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <pwd.h>
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#include <sys/stat.h>
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#include <sys/param.h>
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#include <dirent.h>
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#include <time.h>
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#include <errno.h>
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#define __PHYSICSFS_INTERNAL__
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#include "physfs_internal.h"
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char *__PHYSFS_platformCopyEnvironmentVariable(const char *varname)
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{
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const char *envr = getenv(varname);
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char *retval = NULL;
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if (envr != NULL)
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{
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retval = malloc(strlen(envr) + 1);
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if (retval != NULL)
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strcpy(retval, envr);
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} /* if */
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return(retval);
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} /* __PHYSFS_platformCopyEnvironmentVariable */
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static char *getUserNameByUID(void)
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{
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uid_t uid = getuid();
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struct passwd *pw;
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char *retval = NULL;
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pw = getpwuid(uid);
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if ((pw != NULL) && (pw->pw_name != NULL))
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{
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retval = malloc(strlen(pw->pw_name) + 1);
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if (retval != NULL)
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strcpy(retval, pw->pw_name);
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} /* if */
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return(retval);
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} /* getUserNameByUID */
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static char *getUserDirByUID(void)
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{
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uid_t uid = getuid();
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struct passwd *pw;
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char *retval = NULL;
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pw = getpwuid(uid);
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if ((pw != NULL) && (pw->pw_dir != NULL))
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{
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retval = malloc(strlen(pw->pw_dir) + 1);
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if (retval != NULL)
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strcpy(retval, pw->pw_dir);
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} /* if */
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return(retval);
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} /* getUserDirByUID */
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char *__PHYSFS_platformGetUserName(void)
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{
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char *retval = getUserNameByUID();
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if (retval == NULL)
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retval = __PHYSFS_platformCopyEnvironmentVariable("USER");
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return(retval);
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} /* __PHYSFS_platformGetUserName */
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char *__PHYSFS_platformGetUserDir(void)
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{
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char *retval = __PHYSFS_platformCopyEnvironmentVariable("HOME");
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if (retval == NULL)
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retval = getUserDirByUID();
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return(retval);
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} /* __PHYSFS_platformGetUserDir */
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/* -ansi and -pedantic flags prevent use of strcasecmp() on Linux. */
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int __PHYSFS_platformStricmp(const char *x, const char *y)
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{
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int ux, uy;
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do
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{
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ux = toupper((int) *x);
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uy = toupper((int) *y);
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if (ux > uy)
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return(1);
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else if (ux < uy)
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return(-1);
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x++;
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y++;
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} while ((ux) && (uy));
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return(0);
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} /* __PHYSFS_platformStricmp */
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int __PHYSFS_platformExists(const char *fname)
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{
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struct stat statbuf;
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return(stat(fname, &statbuf) == 0);
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} /* __PHYSFS_platformExists */
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int __PHYSFS_platformIsSymLink(const char *fname)
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{
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#if (defined __PHYSFS_NO_SYMLINKS__)
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return(0);
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#else
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struct stat statbuf;
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int retval = 0;
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if (lstat(fname, &statbuf) == 0)
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{
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if (S_ISLNK(statbuf.st_mode))
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retval = 1;
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||||
} /* if */
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||||
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return(retval);
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#endif
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} /* __PHYSFS_platformIsSymlink */
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int __PHYSFS_platformIsDirectory(const char *fname)
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{
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struct stat statbuf;
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int retval = 0;
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if (stat(fname, &statbuf) == 0)
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{
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if (S_ISDIR(statbuf.st_mode))
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retval = 1;
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} /* if */
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return(retval);
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} /* __PHYSFS_platformIsDirectory */
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char *__PHYSFS_platformCvtToDependent(const char *prepend,
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const char *dirName,
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const char *append)
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{
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int len = ((prepend) ? strlen(prepend) : 0) +
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((append) ? strlen(append) : 0) +
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strlen(dirName) + 1;
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char *retval = malloc(len);
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||||
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BAIL_IF_MACRO(retval == NULL, ERR_OUT_OF_MEMORY, NULL);
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||||
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/* platform-independent notation is Unix-style already. :) */
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||||
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||||
if (prepend)
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||||
strcpy(retval, prepend);
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else
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||||
retval[0] = '\0';
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||||
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||||
strcat(retval, dirName);
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||||
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||||
if (append)
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||||
strcat(retval, append);
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||||
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||||
return(retval);
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||||
} /* __PHYSFS_platformCvtToDependent */
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||||
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||||
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||||
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||||
LinkedStringList *__PHYSFS_platformEnumerateFiles(const char *dirname,
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||||
int omitSymLinks)
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||||
{
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||||
LinkedStringList *retval = NULL;
|
||||
LinkedStringList *l = NULL;
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||||
LinkedStringList *prev = NULL;
|
||||
DIR *dir;
|
||||
struct dirent *ent;
|
||||
int bufsize = 0;
|
||||
char *buf = NULL;
|
||||
int dlen = 0;
|
||||
|
||||
if (omitSymLinks)
|
||||
{
|
||||
dlen = strlen(dirname);
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||||
bufsize = dlen + 256;
|
||||
buf = malloc(bufsize);
|
||||
BAIL_IF_MACRO(buf == NULL, ERR_OUT_OF_MEMORY, NULL);
|
||||
strcpy(buf, dirname);
|
||||
if (buf[dlen - 1] != '/')
|
||||
{
|
||||
buf[dlen++] = '/';
|
||||
buf[dlen] = '\0';
|
||||
} /* if */
|
||||
} /* if */
|
||||
|
||||
errno = 0;
|
||||
dir = opendir(dirname);
|
||||
if (dir == NULL)
|
||||
{
|
||||
if (buf != NULL)
|
||||
free(buf);
|
||||
BAIL_IF_MACRO(1, strerror(errno), NULL);
|
||||
} /* if */
|
||||
|
||||
while (1)
|
||||
{
|
||||
ent = readdir(dir);
|
||||
if (ent == NULL) /* we're done. */
|
||||
break;
|
||||
|
||||
if (strcmp(ent->d_name, ".") == 0)
|
||||
continue;
|
||||
|
||||
if (strcmp(ent->d_name, "..") == 0)
|
||||
continue;
|
||||
|
||||
if (omitSymLinks)
|
||||
{
|
||||
char *p;
|
||||
int len = strlen(ent->d_name) + dlen + 1;
|
||||
if (len > bufsize)
|
||||
{
|
||||
p = realloc(buf, len);
|
||||
if (p == NULL)
|
||||
continue;
|
||||
buf = p;
|
||||
bufsize = len;
|
||||
} /* if */
|
||||
|
||||
strcpy(buf + dlen, ent->d_name);
|
||||
if (__PHYSFS_platformIsSymLink(buf))
|
||||
continue;
|
||||
} /* if */
|
||||
|
||||
l = (LinkedStringList *) malloc(sizeof (LinkedStringList));
|
||||
if (l == NULL)
|
||||
break;
|
||||
|
||||
l->str = (char *) malloc(strlen(ent->d_name) + 1);
|
||||
if (l->str == NULL)
|
||||
{
|
||||
free(l);
|
||||
break;
|
||||
} /* if */
|
||||
|
||||
strcpy(l->str, ent->d_name);
|
||||
|
||||
if (retval == NULL)
|
||||
retval = l;
|
||||
else
|
||||
prev->next = l;
|
||||
|
||||
prev = l;
|
||||
l->next = NULL;
|
||||
} /* while */
|
||||
|
||||
if (buf != NULL)
|
||||
free(buf);
|
||||
|
||||
closedir(dir);
|
||||
return(retval);
|
||||
} /* __PHYSFS_platformEnumerateFiles */
|
||||
|
||||
|
||||
char *__PHYSFS_platformCurrentDir(void)
|
||||
{
|
||||
int allocSize = 0;
|
||||
char *retval = NULL;
|
||||
char *ptr;
|
||||
|
||||
do
|
||||
{
|
||||
allocSize += 100;
|
||||
ptr = (char *) realloc(retval, allocSize);
|
||||
if (ptr == NULL)
|
||||
{
|
||||
if (retval != NULL)
|
||||
free(retval);
|
||||
BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
|
||||
} /* if */
|
||||
|
||||
retval = ptr;
|
||||
ptr = getcwd(retval, allocSize);
|
||||
} while (ptr == NULL && errno == ERANGE);
|
||||
|
||||
if (ptr == NULL && errno)
|
||||
{
|
||||
/*
|
||||
* getcwd() failed for some reason, for example current
|
||||
* directory not existing.
|
||||
*/
|
||||
if (retval != NULL)
|
||||
free(retval);
|
||||
BAIL_MACRO(ERR_NO_SUCH_FILE, NULL);
|
||||
} /* if */
|
||||
|
||||
return(retval);
|
||||
} /* __PHYSFS_platformCurrentDir */
|
||||
|
||||
|
||||
|
||||
int __PHYSFS_platformMkDir(const char *path)
|
||||
{
|
||||
int rc;
|
||||
errno = 0;
|
||||
rc = mkdir(path, S_IRWXU);
|
||||
BAIL_IF_MACRO(rc == -1, strerror(errno), 0);
|
||||
return(1);
|
||||
} /* __PHYSFS_platformMkDir */
|
||||
|
||||
|
||||
static void *doOpen(const char *filename, const char *mode)
|
||||
{
|
||||
FILE *retval;
|
||||
errno = 0;
|
||||
|
||||
retval = fopen(filename, mode);
|
||||
if (retval == NULL)
|
||||
__PHYSFS_setError(strerror(errno));
|
||||
|
||||
return((void *) retval);
|
||||
} /* doOpen */
|
||||
|
||||
|
||||
void *__PHYSFS_platformOpenRead(const char *filename)
|
||||
{
|
||||
return(doOpen(filename, "rb"));
|
||||
} /* __PHYSFS_platformOpenRead */
|
||||
|
||||
|
||||
void *__PHYSFS_platformOpenWrite(const char *filename)
|
||||
{
|
||||
return(doOpen(filename, "wb"));
|
||||
} /* __PHYSFS_platformOpenWrite */
|
||||
|
||||
|
||||
void *__PHYSFS_platformOpenAppend(const char *filename)
|
||||
{
|
||||
return(doOpen(filename, "ab"));
|
||||
} /* __PHYSFS_platformOpenAppend */
|
||||
|
||||
|
||||
PHYSFS_sint64 __PHYSFS_platformRead(void *opaque, void *buffer,
|
||||
PHYSFS_uint32 size, PHYSFS_uint32 count)
|
||||
{
|
||||
FILE *io = (FILE *) opaque;
|
||||
int rc = fread(buffer, size, count, io);
|
||||
if (rc < count)
|
||||
{
|
||||
int err = errno;
|
||||
BAIL_IF_MACRO(ferror(io), strerror(err), rc);
|
||||
BAIL_MACRO(ERR_PAST_EOF, rc);
|
||||
} /* if */
|
||||
|
||||
return(rc);
|
||||
} /* __PHYSFS_platformRead */
|
||||
|
||||
|
||||
PHYSFS_sint64 __PHYSFS_platformWrite(void *opaque, const void *buffer,
|
||||
PHYSFS_uint32 size, PHYSFS_uint32 count)
|
||||
{
|
||||
FILE *io = (FILE *) opaque;
|
||||
int rc = fwrite((void *) buffer, size, count, io);
|
||||
if (rc < count)
|
||||
__PHYSFS_setError(strerror(errno));
|
||||
|
||||
return(rc);
|
||||
} /* __PHYSFS_platformWrite */
|
||||
|
||||
|
||||
int __PHYSFS_platformSeek(void *opaque, PHYSFS_uint64 pos)
|
||||
{
|
||||
FILE *io = (FILE *) opaque;
|
||||
|
||||
/* !!! FIXME: Use llseek where available. */
|
||||
errno = 0;
|
||||
BAIL_IF_MACRO(fseek(io, pos, SEEK_SET) != 0, strerror(errno), 0);
|
||||
|
||||
return(1);
|
||||
} /* __PHYSFS_platformSeek */
|
||||
|
||||
|
||||
PHYSFS_sint64 __PHYSFS_platformTell(void *opaque)
|
||||
{
|
||||
FILE *io = (FILE *) opaque;
|
||||
PHYSFS_sint64 retval = ftell(io);
|
||||
BAIL_IF_MACRO(retval == -1, strerror(errno), -1);
|
||||
return(retval);
|
||||
} /* __PHYSFS_platformTell */
|
||||
|
||||
|
||||
PHYSFS_sint64 __PHYSFS_platformFileLength(void *opaque)
|
||||
{
|
||||
FILE *io = (FILE *) opaque;
|
||||
struct stat statbuf;
|
||||
errno = 0;
|
||||
BAIL_IF_MACRO(fstat(fileno(io), &statbuf) == -1, strerror(errno), -1);
|
||||
return((PHYSFS_sint64) statbuf.st_size);
|
||||
} /* __PHYSFS_platformFileLength */
|
||||
|
||||
|
||||
int __PHYSFS_platformEOF(void *opaque)
|
||||
{
|
||||
return(feof((FILE *) opaque));
|
||||
} /* __PHYSFS_platformEOF */
|
||||
|
||||
|
||||
int __PHYSFS_platformFlush(void *opaque)
|
||||
{
|
||||
errno = 0;
|
||||
BAIL_IF_MACRO(fflush((FILE *) opaque) == EOF, strerror(errno), 0);
|
||||
return(1);
|
||||
} /* __PHYSFS_platformFlush */
|
||||
|
||||
|
||||
int __PHYSFS_platformClose(void *opaque)
|
||||
{
|
||||
errno = 0;
|
||||
BAIL_IF_MACRO(fclose((FILE *) opaque) == EOF, strerror(errno), 0);
|
||||
return(1);
|
||||
} /* __PHYSFS_platformClose */
|
||||
|
||||
|
||||
int __PHYSFS_platformDelete(const char *path)
|
||||
{
|
||||
errno = 0;
|
||||
BAIL_IF_MACRO(remove(path) == -1, strerror(errno), 0);
|
||||
return(1);
|
||||
} /* __PHYSFS_platformDelete */
|
||||
|
||||
/* end of posix.c ... */
|
||||
|
||||
Loading…
Reference in New Issue