tma: add more dmnt wrapper commands

This commit is contained in:
Michael Scire 2018-12-06 20:21:15 -08:00
parent 600ad660a6
commit f79f4d175b
2 changed files with 109 additions and 0 deletions

View file

@ -186,3 +186,101 @@ Result dmntTargetIOFileWrite(DmntFile *f, u64 off, const void* buf, size_t len,
return rc; return rc;
} }
Result dmntTargetIOFileGetInformation(const char *path, bool *out_is_dir, DmntFileInformation *out_info) {
IpcCommand c;
ipcInitialize(&c);
ipcAddSendBuffer(&c, path, FS_MAX_PATH, BufferType_Normal);
ipcAddRecvBuffer(&c, out_info, sizeof(*out_info), BufferType_Normal);
struct {
u64 magic;
u64 cmd_id;
} *raw;
raw = serviceIpcPrepareHeader(&g_dmntSrv, &c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 34;
Result rc = serviceIpcDispatch(&g_dmntSrv);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
struct {
u64 magic;
u64 result;
int is_dir;
} *resp;
serviceIpcParse(&g_dmntSrv, &r, sizeof(*resp));
resp = r.Raw;
rc = resp->result;
if (R_SUCCEEDED(rc)) {
*out_is_dir = resp->is_dir != 0;
}
}
return rc;
}
Result dmntTargetIOFileGetSize(const char *path, u64 *out_size) {
DmntFileInformation info;
bool is_dir;
Result rc = dmntTargetIOFileGetInformation(path, &is_dir, &info);
if (R_SUCCEEDED(rc)) {
if (is_dir) {
/* TODO: error code? */
rc = 0x202;
} else {
*out_size = info.size;
}
}
return rc;
}
static Result _dmntTargetIOFileSetSize(const void *arg, size_t arg_size, u64 size) {
IpcCommand c;
ipcInitialize(&c);
ipcAddSendBuffer(&c, arg, arg_size, BufferType_Normal);
struct {
u64 magic;
u64 cmd_id;
u64 size;
} *raw;
raw = serviceIpcPrepareHeader(&g_dmntSrv, &c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 36;
raw->size = size;
Result rc = serviceIpcDispatch(&g_dmntSrv);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
struct {
u64 magic;
u64 result;
} *resp;
serviceIpcParse(&g_dmntSrv, &r, sizeof(*resp));
resp = r.Raw;
rc = resp->result;
}
return rc;
}
Result dmntTargetIOFileSetSize(const char *path, u64 size) {
return _dmntTargetIOFileSetSize(path, FS_MAX_PATH, size);
}
Result dmntTargetIOFileSetOpenFileSize(DmntFile *f, u64 size) {
/* Atmosphere extension */
return _dmntTargetIOFileSetSize(f, sizeof(*f), size);
}

View file

@ -33,6 +33,13 @@ typedef enum {
DmntTIOCreateOption_ResetSize = 5, DmntTIOCreateOption_ResetSize = 5,
} DmntTIOCreateOption; } DmntTIOCreateOption;
typedef struct {
u64 size;
u64 create_time;
u64 access_time;
u64 modify_time;
} DmntFileInformation;
Result dmntInitialize(void); Result dmntInitialize(void);
void dmntExit(void); void dmntExit(void);
@ -40,6 +47,10 @@ Result dmntTargetIOFileOpen(DmntFile *out, const char *path, int flags, DmntTIOC
Result dmntTargetIOFileClose(DmntFile *f); Result dmntTargetIOFileClose(DmntFile *f);
Result dmntTargetIOFileRead(DmntFile *f, u64 off, void* buf, size_t len, size_t* out_read); Result dmntTargetIOFileRead(DmntFile *f, u64 off, void* buf, size_t len, size_t* out_read);
Result dmntTargetIOFileWrite(DmntFile *f, u64 off, const void* buf, size_t len, size_t* out_written); Result dmntTargetIOFileWrite(DmntFile *f, u64 off, const void* buf, size_t len, size_t* out_written);
Result dmntTargetIOFileGetInformation(const char *path, bool *out_is_dir, DmntFileInformation *out_info);
Result dmntTargetIOFileGetSize(const char *path, u64 *out_size);
Result dmntTargetIOFileSetSize(const char *path, u64 size);
Result dmntTargetIOFileSetOpenFileSize(DmntFile *f, u64 size); /* Atmosphere extension */
#ifdef __cplusplus #ifdef __cplusplus
} }