| #ifndef _QEMU_FILE_H |
| #define _QEMU_FILE_H |
| |
| #include <stddef.h> |
| |
| typedef FILE QEMUFile; |
| |
| void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size); |
| void qemu_put_byte(QEMUFile *f, int v); |
| void qemu_put_be16(QEMUFile *f, unsigned int v); |
| void qemu_put_be32(QEMUFile *f, unsigned int v); |
| void qemu_put_be64(QEMUFile *f, uint64_t v); |
| |
| int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size); |
| int qemu_get_byte(QEMUFile *f); |
| unsigned int qemu_get_be16(QEMUFile *f); |
| unsigned int qemu_get_be32(QEMUFile *f); |
| uint64_t qemu_get_be64(QEMUFile *f); |
| |
| static inline void qemu_put_be64s(QEMUFile *f, const uint64_t *pv) |
| { |
| qemu_put_be64(f, *pv); |
| } |
| |
| static inline void qemu_put_be32s(QEMUFile *f, const uint32_t *pv) |
| { |
| qemu_put_be32(f, *pv); |
| } |
| |
| static inline void qemu_put_be16s(QEMUFile *f, const uint16_t *pv) |
| { |
| qemu_put_be16(f, *pv); |
| } |
| |
| static inline void qemu_put_8s(QEMUFile *f, const uint8_t *pv) |
| { |
| qemu_put_byte(f, *pv); |
| } |
| |
| static inline void qemu_get_be64s(QEMUFile *f, uint64_t *pv) |
| { |
| *pv = qemu_get_be64(f); |
| } |
| |
| static inline void qemu_get_be32s(QEMUFile *f, uint32_t *pv) |
| { |
| *pv = qemu_get_be32(f); |
| } |
| |
| static inline void qemu_get_be16s(QEMUFile *f, uint16_t *pv) |
| { |
| *pv = qemu_get_be16(f); |
| } |
| |
| static inline void qemu_get_8s(QEMUFile *f, uint8_t *pv) |
| { |
| *pv = qemu_get_byte(f); |
| } |
| |
| #if TARGET_LONG_BITS == 64 |
| #define qemu_put_betl qemu_put_be64 |
| #define qemu_get_betl qemu_get_be64 |
| #define qemu_put_betls qemu_put_be64s |
| #define qemu_get_betls qemu_get_be64s |
| #else |
| #define qemu_put_betl qemu_put_be32 |
| #define qemu_get_betl qemu_get_be32 |
| #define qemu_put_betls qemu_put_be32s |
| #define qemu_get_betls qemu_get_be32s |
| #endif |
| |
| int64_t qemu_ftell(QEMUFile *f); |
| int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence); |
| |
| typedef enum { |
| Q_FIELD_END, /* mark end of field list */ |
| Q_FIELD_BYTE, /* for 1-byte fields */ |
| Q_FIELD_INT16, /* for 2-byte fields */ |
| Q_FIELD_INT32, /* for 4-byte fields */ |
| Q_FIELD_INT64, /* for 8-byte fields */ |
| Q_FIELD_BUFFER, /* for buffer fields */ |
| Q_FIELD_BUFFER_SIZE, /* to specify the size of buffers */ |
| |
| #if TARGET_LONG_BITS == 64 |
| Q_FIELD_TL = Q_FIELD_INT64, /* target long, either 4 or 8 bytes */ |
| #else |
| Q_FIELD_TL = Q_FIELD_INT32 |
| #endif |
| |
| } QFieldType; |
| |
| typedef struct { |
| QFieldType type : 16; /* field type */ |
| uint16_t offset; /* offset of field in structure */ |
| } QField; |
| |
| #define QFIELD_BEGIN(name) \ |
| static const QField name[] = { |
| |
| #define _QFIELD_(t, f) { t, offsetof(QFIELD_STRUCT,f) } |
| #define QFIELD_BYTE(f) _QFIELD_(Q_FIELD_BYTE, f) |
| #define QFIELD_INT16(f) _QFIELD_(Q_FIELD_INT16, f) |
| #define QFIELD_INT32(f) _QFIELD_(Q_FIELD_INT32, f) |
| #define QFIELD_INT64(f) _QFIELD_(Q_FIELD_INT64, f) |
| #define QFIELD_TL(f) _QFIELD_(Q_FIELD_TL, f) |
| |
| #define _QFIELD_SIZEOF(f) sizeof(((QFIELD_STRUCT*)0)->f) |
| |
| #define QFIELD_BUFFER(f) \ |
| _QFIELD_(Q_FIELD_BUFFER, f), \ |
| { Q_FIELD_BUFFER_SIZE, (uint16_t)(_QFIELD_SIZEOF(f) >> 16) }, \ |
| { Q_FIELD_BUFFER_SIZE, (uint16_t) _QFIELD_SIZEOF(f) } |
| |
| #define QFIELD_END \ |
| { Q_FIELD_END, 0 }, \ |
| }; |
| |
| extern void qemu_put_struct(QEMUFile* f, const QField* fields, const void* s); |
| extern int qemu_get_struct(QEMUFile* f, const QField* fields, void* s); |
| |
| #endif /* _QEMU_FILE_H */ |