mirror of
https://github.com/ZDoom/gzdoom-gles.git
synced 2024-11-10 14:51:46 +00:00
- sanitization of temporary file stuff for Timidity++.
* do not use the global temp directory. Instead create one in the AppData folder. * removed lots of unneeded code from tmpfileplus. * use C++ strings in there.
This commit is contained in:
parent
f6f17fbfb4
commit
7cbcbe66c0
7 changed files with 105 additions and 83 deletions
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@ -53,6 +53,7 @@ FString M_ZLibError(int zerrnum);
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#ifdef __unix__
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FString GetUserFile (const char *path); // Prepends ~/.zdoom to path
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#endif
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FString M_GetAppDataPath(bool create);
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FString M_GetCachePath(bool create);
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FString M_GetAutoexecPath();
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FString M_GetCajunPath(const char *filename);
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@ -39,6 +39,35 @@
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#include "m_misc.h"
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#include "version.h" // for GAMENAME
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//===========================================================================
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//
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// M_GetAppDataPath macOS
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//
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// Returns the path for the AppData folder.
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//
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//===========================================================================
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FString M_GetAppDataPath(bool create)
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{
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FString path;
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char pathstr[PATH_MAX];
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FSRef folder;
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if (noErr == FSFindFolder(kUserDomain, kApplicationSupportFolderType, create ? kCreateFolder : 0, &folder) &&
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noErr == FSRefMakePath(&folder, (UInt8*)pathstr, PATH_MAX))
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{
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path = pathstr;
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}
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else
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{
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path = progdir;
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}
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path += "/" GAMENAMELOWERCASE;
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if (create) CreatePath(path);
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return path;
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}
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//===========================================================================
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//
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// M_GetCachePath macOS
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@ -64,6 +93,7 @@ FString M_GetCachePath(bool create)
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path = progdir;
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}
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path += "/zdoom/cache";
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if (create) CreatePath(path);
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return path;
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}
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@ -98,6 +98,26 @@ FString GetUserFile (const char *file)
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return path;
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}
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//===========================================================================
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//
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// M_GetAppDataPath Unix
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//
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// Returns the path for the AppData folder.
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//
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//===========================================================================
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FString M_GetAppDataPath(bool create)
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{
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// Don't use GAME_DIR and such so that ZDoom and its child ports can
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// share the node cache.
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FString path = NicePath("~/.config/" GAMENAMELOWERCASE);
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if (create)
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{
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CreatePath(path);
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}
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return path;
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}
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//===========================================================================
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//
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// M_GetCachePath Unix
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@ -43,6 +43,7 @@
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#include "templates.h"
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#include "version.h"
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#include "tmpfileplus.h"
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#include "m_misc.h"
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#ifndef _WIN32
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#include <unistd.h>
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@ -82,7 +83,7 @@ public:
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protected:
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bool LaunchTimidity();
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char* DiskName;
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FString DiskName;
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#ifdef _WIN32
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HANDLE ReadWavePipe;
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HANDLE WriteWavePipe;
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@ -165,8 +166,7 @@ CUSTOM_CVAR (Int, timidity_frequency, 44100, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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//
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//==========================================================================
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TimidityPPMIDIDevice::TimidityPPMIDIDevice(const char *args)
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: DiskName(nullptr),
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TimidityPPMIDIDevice::TimidityPPMIDIDevice(const char *args) :
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#ifdef _WIN32
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ReadWavePipe(INVALID_HANDLE_VALUE), WriteWavePipe(INVALID_HANDLE_VALUE),
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ChildProcess(INVALID_HANDLE_VALUE),
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@ -204,10 +204,9 @@ TimidityPPMIDIDevice::TimidityPPMIDIDevice(const char *args)
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TimidityPPMIDIDevice::~TimidityPPMIDIDevice ()
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{
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if (nullptr != DiskName)
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if (DiskName.IsNotEmpty())
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{
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remove(DiskName);
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free(DiskName);
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}
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#if _WIN32
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@ -257,7 +256,10 @@ bool TimidityPPMIDIDevice::Preprocess(MIDIStreamer *song, bool looping)
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// Write MIDI song to temporary file
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song->CreateSMF(midi, looping ? 0 : 1);
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f = tmpfileplus(nullptr, "zmid", &DiskName, 1);
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FString path = M_GetAppDataPath(false);
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path += "/tmp";
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CreatePath(path);
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f = tmpfileplus(path, "zmid", &DiskName, 1);
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if (f == NULL)
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{
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Printf(PRINT_BOLD, "Could not open temp music file\n");
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@ -454,7 +456,7 @@ bool TimidityPPMIDIDevice::ValidateTimidity()
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bool TimidityPPMIDIDevice::LaunchTimidity ()
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{
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if (ExeName.IsEmpty() || nullptr == DiskName)
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if (ExeName.IsEmpty() || DiskName.IsEmpty())
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{
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return false;
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}
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@ -565,7 +567,7 @@ bool TimidityPPMIDIDevice::LaunchTimidity ()
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arglist.push_back("-");
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arglist.push_back(outmodearg.c_str());
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arglist.push_back(ifacearg.c_str());
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arglist.push_back(DiskName);
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arglist.push_back(DiskName.GetChars());
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DPrintf(DMSG_NOTIFY, "Timidity EXE: \x1cG%s\n", exename);
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int i = 1;
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@ -97,10 +97,9 @@
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#include "m_random.h"
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#include "cmdlib.h"
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#include "zstring.h"
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#define FILE_SEPARATOR "/"
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#define RANDCHARS "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
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#define NRANDCHARS (sizeof(RANDCHARS) - 1)
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@ -121,27 +120,13 @@ static char *set_randpart(char *s)
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return s;
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}
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/** Call getenv and save a copy in buf */
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static char *getenv_save(const char *varname, char *buf, size_t bufsize)
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{
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char *ptr = getenv(varname);
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buf[0] = '\0';
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if (ptr)
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{
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strncpy(buf, ptr, bufsize);
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buf[bufsize-1] = '\0';
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return buf;
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}
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return NULL;
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}
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/**
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* Try and create a randomly-named file in directory `tmpdir`.
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* If successful, allocate memory and set `tmpname_ptr` to full filepath, and return file pointer;
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* otherwise return NULL.
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* If `keep` is zero then create the file as temporary and it should not exist once closed.
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*/
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static FILE *mktempfile_internal(const char *tmpdir, const char *pfx, char **tmpname_ptr, int keep)
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static FILE *mktempfile_internal(const char *tmpdir, const char *pfx, FString *tmpname_ptr, int keep)
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/* PRE:
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* pfx is not NULL and points to a valid null-terminated string
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* tmpname_ptr is not NULL.
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@ -150,9 +135,7 @@ static FILE *mktempfile_internal(const char *tmpdir, const char *pfx, char **tmp
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FILE *fp;
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int fd;
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char randpart[] = "1234567890";
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size_t lentempname;
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int i;
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char *tmpname = NULL;
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int oflag, pmode;
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/* In Windows, we use the _O_TEMPORARY flag with `open` to ensure the file is deleted when closed.
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@ -176,18 +159,13 @@ static FILE *mktempfile_internal(const char *tmpdir, const char *pfx, char **tmp
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return NULL;
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}
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lentempname = strlen(tmpdir) + strlen(FILE_SEPARATOR) + strlen(pfx) + strlen(randpart);
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tmpname = (char*)malloc(lentempname + 1);
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if (!tmpname)
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{
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errno = ENOMEM;
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return NULL;
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}
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FString tempname;
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/* If we don't manage to create a file after 10 goes, there is something wrong... */
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for (i = 0; i < 10; i++)
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{
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sprintf(tmpname, "%s%s%s%s", tmpdir, FILE_SEPARATOR, pfx, set_randpart(randpart));
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fd = OPEN_(tmpname, oflag, pmode);
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tempname.Format("%s/%s%s", tmpdir, pfx, set_randpart(randpart));
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fd = OPEN_(tempname, oflag, pmode);
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if (fd != -1) break;
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}
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if (fd != -1)
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@ -205,13 +183,8 @@ static FILE *mktempfile_internal(const char *tmpdir, const char *pfx, char **tmp
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{ /* We failed */
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fp = NULL;
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}
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if (!fp)
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{
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free(tmpname);
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tmpname = NULL;
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}
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*tmpname_ptr = tmpname;
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if (tmpname_ptr) *tmpname_ptr = tempname;
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return fp;
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}
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@ -219,47 +192,10 @@ static FILE *mktempfile_internal(const char *tmpdir, const char *pfx, char **tmp
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/* EXPORTED FUNCTIONS */
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/**********************/
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FILE *tmpfileplus(const char *dir, const char *prefix, char **pathname, int keep)
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FILE *tmpfileplus(const char *dir, const char *prefix, FString *pathname, int keep)
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{
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FILE *fp = NULL;
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char *tmpname = NULL;
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char *tmpdir = NULL;
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const char *pfx = (prefix ? prefix : "tmp.");
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char *tempdirs[12] = { 0 };
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char env1[FILENAME_MAX+1] = { 0 };
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char env2[FILENAME_MAX+1] = { 0 };
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char env3[FILENAME_MAX+1] = { 0 };
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int ntempdirs = 0;
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int i;
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/* Set up a list of temp directories we will try in order */
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i = 0;
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tempdirs[i++] = (char *)dir;
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#ifdef _WIN32
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tempdirs[i++] = getenv_save("TMP", env1, sizeof(env1));
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tempdirs[i++] = getenv_save("TEMP", env2, sizeof(env2));
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#else
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tempdirs[i++] = getenv_save("TMPDIR", env3, sizeof(env3));
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tempdirs[i++] = P_tmpdir;
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#endif
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tempdirs[i++] = ".";
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ntempdirs = i;
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errno = 0;
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/* Work through list we set up before, and break once we are successful */
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for (i = 0; i < ntempdirs; i++)
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{
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tmpdir = tempdirs[i];
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fp = mktempfile_internal(tmpdir, pfx, &tmpname, keep);
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if (fp) break;
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}
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/* If we succeeded and the user passed a pointer, set it to the alloc'd pathname: the user must free this */
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if (fp && pathname)
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*pathname = tmpname;
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else /* Otherwise, free the alloc'd memory */
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free(tmpname);
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FILE *fp = mktempfile_internal(dir, (prefix ? prefix : "tmp."), pathname, keep);
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if (!fp && pathname) *pathname = "";
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return fp;
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}
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@ -23,6 +23,8 @@
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#include <stdio.h>
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class FString;
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/** Create a unique temporary file.
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@param dir (optional) directory to create file. If NULL use default TMP directory.
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@param prefix (optional) prefix for file name. If NULL use "tmp.".
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@return Pointer to stream opened in binary read/write (w+b) mode, or a null pointer on error.
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@exception ENOMEM Not enough memory to allocate filename.
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*/
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FILE *tmpfileplus(const char *dir, const char *prefix, char **pathname, int keep);
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FILE *tmpfileplus(const char *dir, const char *prefix, FString *pathname, int keep);
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#define TMPFILE_KEEP 1
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@ -153,6 +153,33 @@ bool GetKnownFolder(int shell_folder, REFKNOWNFOLDERID known_folder, bool create
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}
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}
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//===========================================================================
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//
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// M_GetAppDataPath Windows
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//
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// Returns the path for the AppData folder.
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//
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//===========================================================================
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FString M_GetAppDataPath(bool create)
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{
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FString path;
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if (!GetKnownFolder(CSIDL_LOCAL_APPDATA, FOLDERID_LocalAppData, create, path))
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{ // Failed (e.g. On Win9x): use program directory
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path = progdir;
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}
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// Don't use GAME_DIR and such so that ZDoom and its child ports can
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// share the node cache.
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path += "/" GAMENAMELOWERCASE;
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path.Substitute("//", "/"); // needed because progdir ends with a slash.
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if (create)
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{
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CreatePath(path);
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}
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return path;
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}
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//===========================================================================
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//
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// M_GetCachePath Windows
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// share the node cache.
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path += "/zdoom/cache";
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path.Substitute("//", "/"); // needed because progdir ends with a slash.
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if (create)
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{
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CreatePath(path);
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}
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return path;
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}
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