lots more reorganisation, done part of OSLib

1 files changed, 220 insertions, 0 deletions

diff --git a/includes/oslib.h b/includes/oslib.h
new file mode 100644
index 0000000..fa444a3
--- /dev/null
+++ b/includes/oslib.h
@@ -0,0 +1,220 @@
+#pragma once
+#include "common.h"
+
+/**
+ * OS abstraction layer
+ */
+
+typedef struct uOSTypePair {
+    int perm;
+} uOSTypePair; // unknown name
+
+typedef enum {
+    OSReadOnly,
+    OSWrite,
+    OSReadWrite,
+    OSAppend
+} OSOpenMode; // assumed name
+
+typedef enum {
+    OSSeekRel,
+    OSSeekAbs,
+    OSSeekEnd
+} OSSeekMode; // assumed name
+
+typedef struct OSPathSpec {
+    char s[256];
+} OSPathSpec;
+
+typedef struct OSNameSpec {
+    char s[64];
+} OSNameSpec;
+
+typedef struct OSSpec {
+    OSPathSpec path;
+    OSNameSpec name;
+} OSSpec;
+
+typedef struct OSHandle {
+    void *addr;
+    UInt32 used;
+    UInt32 size;
+} OSHandle;
+
+typedef struct {
+    OSSpec spec;
+    OSHandle hand;
+    Boolean loaded;
+    Boolean changed;
+    Boolean writeable;
+} OSFileHandle; // assumed name
+
+typedef struct {
+    void *dir;
+    OSPathSpec spec;
+} OSOpenedDir; // assumed name, might be something like OSDirRef though?
+
+typedef struct OSFileTypeMapping {
+    OSType mactype;
+    const char *magic;
+    char length;
+    const char *mimetype;
+    char executable; // not sure why this is rearranged
+} OSFileTypeMapping;
+
+typedef struct OSFileTypeMappingList {
+    SInt16 numMappings;
+    const OSFileTypeMapping *mappings;
+} OSFileTypeMappingList;
+
+typedef struct OSFileTypeMappings {
+    OSFileTypeMappingList *mappingList;
+    struct OSFileTypeMappings *next;
+} OSFileTypeMappings;
+
+/********************************/
+/* Generic */
+extern int WildCardMatch(const char *wild, const char *name);
+extern OSSpec *OS_MatchPath(const char *path);
+extern char *OS_GetFileNamePtr(char *path);
+extern char *OS_GetDirName(const OSPathSpec *spec, char *buf, int size);
+extern int OS_MakeSpec2(const char *path, const char *filename, OSSpec *spec);
+extern int OS_MakeSpecWithPath(OSPathSpec *path, const char *filename, Boolean noRelative, OSSpec *spec);
+extern int OS_NameSpecChangeExtension(OSNameSpec *spec, const char *ext, Boolean append);
+extern int OS_NameSpecSetExtension(OSNameSpec *spec, const char *ext);
+extern char *OS_CompactPaths(char *buf, const char *p, const char *n, int size);
+extern char *OS_SpecToStringRelative(const OSSpec *spec, const OSPathSpec *cwdspec, char *path, int size);
+extern int OS_FindFileInPath(const char *filename, const char *plist, OSSpec *spec);
+extern int OS_FindProgram(const char *filename, OSSpec *spec);
+extern int OS_CopyHandle(OSHandle *hand, OSHandle *copy);
+extern int OS_AppendHandle(OSHandle *hand, const void *data, UInt32 len);
+
+/********************************/
+/* Platform-Specific */
+extern uOSTypePair OS_TEXTTYPE;
+extern const char *OS_GetErrText(int err);
+extern int OS_InitProgram(int *pArgc, const char ***pArgv);
+extern int OS_TermProgram();
+extern int OS_Create(const OSSpec *spec, const uOSTypePair *type);
+extern int OS_Status(const OSSpec *spec);
+extern int OS_GetFileType(const OSSpec *spec, uOSTypePair *type);
+extern int OS_SetFileType(const OSSpec *spec, const uOSTypePair *type);
+extern int OS_GetFileTime(const OSSpec *spec, time_t *crtm, time_t *chtm);
+extern int OS_SetFileTime(const OSSpec *spec, const time_t *crtm, const time_t *chtm);
+extern int OS_Open(const OSSpec *spec, OSOpenMode mode, int *ref);
+extern int OS_Write(int ref, const void *buffer, UInt32 *length);
+extern int OS_Read(int ref, void *buffer, UInt32 *length);
+extern int OS_Seek(int ref, OSSeekMode how, SInt32 offset);
+extern int OS_Tell(int ref, SInt32 *offset);
+extern int OS_Close(int ref);
+extern int OS_GetSize(int ref, UInt32 *length);
+extern int OS_SetSize(int ref, UInt32 size);
+extern int OS_Delete(const OSSpec *spec);
+extern int OS_Rename(const OSSpec *oldspec, const OSSpec *newspec);
+extern int OS_Mkdir(const OSSpec *spec);
+extern int OS_Rmdir(const OSPathSpec *spec);
+extern int OS_Chdir(const OSPathSpec *spec);
+extern int OS_GetCWD(OSPathSpec *spec);
+extern int OS_Execute(OSSpec *spec, char **argv, char **envp, const char *stdoutfile, const char *stderrfile, int *exitcode);
+extern int OS_IsLegalPath(const char *path);
+extern int OS_IsFullPath(const char *path);
+extern char *OS_GetDirPtr(char *path);
+extern int OS_EqualPath(const char *a, const char *b);
+extern int OS_CanonPath(char *src, char *dst);
+extern int OS_MakeSpec(const char *path, OSSpec *spec, Boolean *isfile);
+extern int OS_MakeFileSpec(const char *path, OSSpec *spec);
+extern int OS_MakePathSpec(const char *vol, const char *dir, OSPathSpec *spec);
+extern int OS_MakeNameSpec(const char *name, OSNameSpec *spec);
+extern int OS_GetRootSpec(OSPathSpec *spec);
+extern char *OS_SpecToString(const OSSpec *spec, char *path, int size);
+extern char *OS_PathSpecToString(const OSPathSpec *pspec, char *path, int size);
+extern char *OS_NameSpecToString(const OSNameSpec *nspec, char *name, int size);
+extern int OS_SizeOfPathSpec(const OSPathSpec *spec);
+extern int OS_SizeOfNameSpec(const OSNameSpec *spec);
+extern int OS_EqualSpec(const OSSpec *a, const OSSpec *b);
+extern int OS_EqualPathSpec(const OSPathSpec *a, const OSPathSpec *b);
+extern int OS_EqualNameSpec(const OSNameSpec *a, const OSNameSpec *b);
+extern int OS_IsDir(const OSSpec *spec);
+extern int OS_IsFile(const OSSpec *spec);
+extern int OS_IsLink(const OSSpec *spec);
+extern int OS_ResolveLink(const OSSpec *link, OSSpec *target);
+extern int OS_OpenDir(const OSPathSpec *spec, OSOpenedDir *ref);
+extern int OS_ReadDir(OSOpenedDir *ref, OSSpec *spec, char *filename, Boolean *isfile);
+extern int OS_CloseDir(OSOpenedDir *ref);
+extern UInt32 OS_GetMilliseconds();
+extern void OS_GetTime(time_t *p);
+extern int OS_NewHandle(UInt32 size, OSHandle *hand);
+extern int OS_ResizeHandle(OSHandle *hand, UInt32 size);
+extern void *OS_LockHandle(OSHandle *hand);
+extern void OS_UnlockHandle(OSHandle *hand);
+extern int OS_FreeHandle(OSHandle *hand);
+extern int OS_GetHandleSize(OSHandle *hand, UInt32 *size);
+extern void OS_InvalidateHandle(OSHandle *hand);
+extern Boolean OS_ValidHandle(OSHandle *hand);
+extern OSErr OS_MacError(int err);
+extern void OS_TimeToMac(time_t sectm, UInt32 *secs);
+extern void OS_MacToTime(UInt32 secs, time_t *sectm);
+extern SInt16 OS_RefToMac(int ref);
+extern int OS_MacToRef(SInt16 refnum);
+extern int OS_OpenLibrary(const char *a, void **lib);
+extern int OS_GetLibrarySymbol(void *a, void *b, void **sym);
+extern int OS_CloseLibrary(void *a);
+extern int OS_LoadMacResourceFork(const OSSpec *spec, void **file_data, SInt32 *file_len);
+extern int OS_IsMultiByte(const char *str, int offset);
+
+/********************************/
+/* FileHandles */
+extern int OS_NewFileHandle(const OSSpec *spec, OSHandle *src, Boolean writeable, OSFileHandle *hand);
+extern int OS_LockFileHandle(OSFileHandle *hand, Ptr *ptr, UInt32 *size);
+extern int OS_UnlockFileHandle(OSFileHandle *hand);
+extern int OS_FreeFileHandle(OSFileHandle *hand);
+extern void OS_GetFileHandleSpec(const OSFileHandle *hand, OSSpec *spec);
+
+/********************************/
+/* MacFileTypes */
+extern void OS_AddFileTypeMappingList(OSFileTypeMappings **list, OSFileTypeMappingList *entry);
+extern void OS_UseFileTypeMappings(OSFileTypeMappings *list);
+extern void OS_MacType_To_OSType(OSType mactype, uOSTypePair *type);
+extern int OS_SetMacFileType(const OSSpec *spec, OSType mactype);
+extern Boolean OS_GetMacFileTypeMagic(const char *buffer, int count, OSType *mactype);
+extern int OS_GetMacFileType(const OSSpec *spec, OSType *mactype);
+extern int OS_SetMacFileCreatorAndType(const OSSpec *spec, OSType creator, OSType mactype);
+
+/********************************/
+/* MacSpecs */
+extern int OS_OSPathSpec_To_VolDir(const OSPathSpec *spec, SInt16 *vRefNum, SInt32 *dirID);
+extern int OS_OSSpec_To_FSSpec(const OSSpec *spec, FSSpec *fss);
+extern int OS_VolDir_To_OSNameSpec(SInt16 vRefNum, SInt32 dirID, OSNameSpec *spec, SInt32 *parID);
+extern int OS_VolDir_To_OSPathSpec(SInt16 vRefNum, SInt32 dirID, OSPathSpec *spec);
+extern int OS_FSSpec_To_OSSpec(const FSSpec *fss, OSSpec *spec);
+extern int OS_GetRsrcOSSpec(const OSSpec *spec, OSSpec *rspec, Boolean create);
+
+/********************************/
+/* MemUtils */
+extern void *xmalloc(const char *what, int size);
+extern void *xcalloc(const char *what, int size);
+extern void *xrealloc(const char *what, void *old, int size);
+extern char *xstrdup(const char *str);
+extern void xfree(void *ptr);
+
+/********************************/
+/* StringExtras.c */
+extern char *strcatn(char *d, const char *s, SInt32 max);
+extern char *strcpyn(char *d, const char *s, SInt32 len, SInt32 max);
+extern int ustrcmp(const char *src, const char *dst);
+extern int ustrncmp(const char *src, const char *dst, UInt32 len);
+
+/********************************/
+/* StringUtils.c */
+extern StringPtr _pstrcpy(StringPtr dst, ConstStringPtr src);
+extern void _pstrcat(StringPtr dst, ConstStringPtr src);
+extern void _pstrcharcat(StringPtr to, char ch);
+extern void pstrncpy(StringPtr to, ConstStringPtr from, int max);
+extern void pstrncat(StringPtr to, ConstStringPtr append, int max);
+extern int pstrcmp(ConstStringPtr a, ConstStringPtr b);
+extern int pstrchr(ConstStringPtr str, char find);
+extern void c2pstrcpy(StringPtr dst, const char *src);
+extern void p2cstrcpy(char *dst, ConstStringPtr src);
+extern char *mvprintf(char *mybuf, unsigned int len, const char *format, va_list va);
+extern char *mprintf(char *mybuf, unsigned int len, const char *format, ...);
+extern int HPrintF(Handle text, const char *format, ...);