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Create geometry struct and change functions to use it

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This commit is contained in:
shermp
2019-06-09 16:16:00 +12:00
parent 9e233042e1
commit 596b494b60
1 changed files with 10 additions and 4 deletions
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14
src/minivhd.h
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@@ -19,6 +19,12 @@ typedef enum MVHDError {
MVHD_ERR_SPARSE_CHECKSUM
} MVHDError;
typedef struct MVHDGeom {
uint16_t cyl;
uint8_t heads;
uint8_t spt;
} MVHDGeom;
typedef struct MVHDMeta {
FILE* f;
char* filename;
@@ -29,11 +35,11 @@ typedef struct MVHDMeta {
} MVHDMeta;
MVHDMeta* mvhd_open(const char* path, int* err);
MVHDMeta* mvhd_create_fixed(const char* path, int cyl, int heads, int spt, int* err);
MVHDMeta* mvhd_create_sparse(const char* path, int cyl, int heads, int spt, int* err);
MVHDMeta* mvhd_create_diff(const char* path, const char* par_path, int cyl, int heads, int spt, int* err);
MVHDMeta* mvhd_create_fixed(const char* path, MVHDGeom geom, int* err);
MVHDMeta* mvhd_create_sparse(const char* path, MVHDGeom geom, int* err);
MVHDMeta* mvhd_create_diff(const char* path, const char* par_path, MVHDGeom geom, int* err);
void mvhd_close(MVHDMeta* vhdm);
void mvhd_calculate_geometry(int size_mb, int* new_size, int* cyl, int* heads, int* spt);
MVHDGeom mvhd_calculate_geometry(int size_mb, int* new_size);
int mvhd_read_sectors(MVHDMeta* vhdm, int offset, int num_sectors, void* out_buff);
int mvhd_write_sectors(MVHDMeta* vhdm, int offset, int num_sectors, void* in_buff);
int mvhd_format_sectors(MVHDMeta* vhdm, int offset, int num_sectors);