gint/src/fs/fugue/bfilecp.h

121 lines
3.2 KiB
C

// CP version of the BFile interface, which is much closer to POSIX.
// Functions not available elsewhere that could be useful for optimization:
// fstat, getAddr
#ifndef GINT_FS_BFILECP_H
#define GINT_FS_BFILECP_H
#ifdef __cplusplus
extern "C" {
#endif
#include <gint/config.h>
// Only for CP, obviously.
#if GINT_OS_CP
#define BFileCP_ENOMEM -1
#define BFileCP_EINVAL -2
#define BFileCP_EDEVFAIL -3
#define BFileCP_EMOUNTED -4
#define BFileCP_EACCES -5
#define BFileCP_EBADFSID -6
#define BFileCP_ENOVOLUME -7
#define BFileCP_ENOPATH -8
#define BFileCP_EEXIST -9
#define BFileCP_ENAMETOOLONG -10
#define BFileCP_EOUTOFBOUND -11
#define BFileCP_EUNFORMAT -12
#define BFileCP_ENOSPC -13
#define BFileCP_ENOENT -14
#define BFileCP_EISDIRECTORY -15
#define BFileCP_ESHARE -16
#define BFileCP_EMFILE -17
#define BFileCP_EBADF -18
#define BFileCP_EEOF -19
#define BFileCP_ENOTEMPTY -20
#define BFileCP_ECLUSTERSIZEMISMATCH -40
#define BFileCP_ESYSTEM -99
#define BFile_ReadOnly 0x01
#define BFile_WriteOnly 0x02
#define BFile_ReadWrite (BFile_ReadOnly | BFile_WriteOnly)
#define BFile_CreateFlag 0x04
#define BFile_AppendFlag 0x10
int BFile_Open(const char *path, int flags);
int BFile_Read(int fd, void *buf, int size);
int BFile_Write(int fd, void const *buf, int size);
#define BFileCP_SEEK_SET 0
#define BFileCP_SEEK_CUR 1
#define BFileCP_SEEK_END 2
int BFile_Seek(int fd, int offset, int whence);
int BFile_Close(int fd);
int BFile_Remove(char const *path);
int BFile_Rename(char const *oldpath, char const *newpath);
int BFile_Mkdir(char const *path);
//---
// Metadata API
//---
// Dates are bitfields { year-1980: 8; month-1-12: 4; day-1-31: 4; }
// Times are bitfields { hour: 5; minute: 6; seconds_div2: 5; }
struct BFile_Statbuf {
u32 _1;
u32 size; // file size in bytes
u16 creationDate;
u16 creationTime;
u16 lastModifiedDate;
u16 lastModifiedTime;
u16 _2;
u16 lastAccessDate;
};
int BFile_FStat(int fd, struct BFile_Statbuf *statbuf);
// For API compatibility with older models.
static inline int BFile_Size(int fd) {
struct BFile_Statbuf statbuf;
int rc = BFile_FStat(fd, &statbuf);
return (rc >= 0) ? (int)statbuf.size : rc;
}
int BFile_Stat(const char *path, struct BFile_Statbuf *statbuf);
// Same as legacy, uses find API.
int BFile_Ext_Stat(uint16_t const *path, int *type, int *size);
//---
// Search API
//---
#define BFile_Type_File 1
#define BFile_Type_Directory 5
struct BFile_FileInfo {
u32 _1;
u16 type; /* 1=File, 5=Directory */
u16 _2;
u32 file_size; /* in bytes; 0 for folders */
u32 _3, _4;
};
// Same as legacy.
int BFile_FindFirst(u16 const *pattern, int *shandle, u16 *foundfile,
struct BFile_FileInfo *fileinfo);
int BFile_FindNext(
int shandle, u16 *foundfile, struct BFile_FileInfo *fileinfo);
int BFile_FindClose(int shandle);
#endif /* GINT_OS_CP */
#ifdef __cplusplus
}
#endif
#endif /* GINT_FS_BFILECP_H */