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-rw-r--r--fs/ext4/ext4fs.c22
-rw-r--r--fs/fat/fat.c23
-rw-r--r--fs/fs.c77
-rw-r--r--fs/sandbox/sandboxfs.c35
4 files changed, 70 insertions, 87 deletions
diff --git a/fs/ext4/ext4fs.c b/fs/ext4/ext4fs.c
index d82266f..943b5bc 100644
--- a/fs/ext4/ext4fs.c
+++ b/fs/ext4/ext4fs.c
@@ -184,16 +184,9 @@ int ext4fs_exists(const char *filename)
return ret == 0;
}
-int ext4fs_size(const char *filename)
+int ext4fs_size(const char *filename, loff_t *size)
{
- loff_t size;
- int ret;
-
- ret = ext4fs_open(filename, &size);
- if (ret)
- return ret;
- else
- return size;
+ return ext4fs_open(filename, size);
}
int ext4fs_read(char *buf, loff_t len, loff_t *actread)
@@ -217,10 +210,10 @@ int ext4fs_probe(block_dev_desc_t *fs_dev_desc,
return 0;
}
-int ext4_read_file(const char *filename, void *buf, int offset, int len)
+int ext4_read_file(const char *filename, void *buf, loff_t offset, loff_t len,
+ loff_t *len_read)
{
loff_t file_len;
- loff_t len_read;
int ret;
if (offset != 0) {
@@ -237,12 +230,7 @@ int ext4_read_file(const char *filename, void *buf, int offset, int len)
if (len == 0)
len = file_len;
- ret = ext4fs_read(buf, len, &len_read);
-
- if (ret)
- return ret;
- else
- return len_read;
+ return ext4fs_read(buf, len, len_read);
}
int ext4fs_uuid(char *uuid_str)
diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index 83d9ce7..04a51db 100644
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -1248,16 +1248,9 @@ int fat_exists(const char *filename)
return ret == 0;
}
-int fat_size(const char *filename)
+int fat_size(const char *filename, loff_t *size)
{
- loff_t size;
- int ret;
-
- ret = do_fat_read_at(filename, 0, NULL, 0, LS_NO, 1, &size);
- if (ret)
- return ret;
- else
- return size;
+ return do_fat_read_at(filename, 0, NULL, 0, LS_NO, 1, size);
}
int file_fat_read_at(const char *filename, loff_t pos, void *buffer,
@@ -1280,18 +1273,16 @@ int file_fat_read(const char *filename, void *buffer, int maxsize)
return actread;
}
-int fat_read_file(const char *filename, void *buf, int offset, int len)
+int fat_read_file(const char *filename, void *buf, loff_t offset, loff_t len,
+ loff_t *actread)
{
int ret;
- loff_t actread;
- ret = file_fat_read_at(filename, offset, buf, len, &actread);
- if (ret) {
+ ret = file_fat_read_at(filename, offset, buf, len, actread);
+ if (ret)
printf("** Unable to read file %s **\n", filename);
- return ret;
- }
- return actread;
+ return ret;
}
void fat_close(void)
diff --git a/fs/fs.c b/fs/fs.c
index e4ad6bc..3da7860 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -47,19 +47,21 @@ static inline int fs_exists_unsupported(const char *filename)
return 0;
}
-static inline int fs_size_unsupported(const char *filename)
+static inline int fs_size_unsupported(const char *filename, loff_t *size)
{
return -1;
}
static inline int fs_read_unsupported(const char *filename, void *buf,
- int offset, int len)
+ loff_t offset, loff_t len,
+ loff_t *actread)
{
return -1;
}
static inline int fs_write_unsupported(const char *filename, void *buf,
- int offset, int len)
+ loff_t offset, loff_t len,
+ loff_t *actwrite)
{
return -1;
}
@@ -88,9 +90,11 @@ struct fstype_info {
disk_partition_t *fs_partition);
int (*ls)(const char *dirname);
int (*exists)(const char *filename);
- int (*size)(const char *filename);
- int (*read)(const char *filename, void *buf, int offset, int len);
- int (*write)(const char *filename, void *buf, int offset, int len);
+ int (*size)(const char *filename, loff_t *size);
+ int (*read)(const char *filename, void *buf, loff_t offset,
+ loff_t len, loff_t *actread);
+ int (*write)(const char *filename, void *buf, loff_t offset,
+ loff_t len, loff_t *actwrite);
void (*close)(void);
int (*uuid)(char *uuid_str);
};
@@ -106,7 +110,11 @@ static struct fstype_info fstypes[] = {
.exists = fat_exists,
.size = fat_size,
.read = fat_read_file,
+#ifdef CONFIG_FAT_WRITE
+ .write = file_fat_write,
+#else
.write = fs_write_unsupported,
+#endif
.uuid = fs_uuid_unsupported,
},
#endif
@@ -120,7 +128,11 @@ static struct fstype_info fstypes[] = {
.exists = ext4fs_exists,
.size = ext4fs_size,
.read = ext4_read_file,
+#ifdef CONFIG_CMD_EXT4_WRITE
+ .write = ext4_write_file,
+#else
.write = fs_write_unsupported,
+#endif
.uuid = ext4fs_uuid,
},
#endif
@@ -251,20 +263,21 @@ int fs_exists(const char *filename)
return ret;
}
-int fs_size(const char *filename)
+int fs_size(const char *filename, loff_t *size)
{
int ret;
struct fstype_info *info = fs_get_info(fs_type);
- ret = info->size(filename);
+ ret = info->size(filename, size);
fs_close();
return ret;
}
-int fs_read(const char *filename, ulong addr, int offset, int len)
+int fs_read(const char *filename, ulong addr, loff_t offset, loff_t len,
+ loff_t *actread)
{
struct fstype_info *info = fs_get_info(fs_type);
void *buf;
@@ -275,11 +288,11 @@ int fs_read(const char *filename, ulong addr, int offset, int len)
* means read the whole file.
*/
buf = map_sysmem(addr, len);
- ret = info->read(filename, buf, offset, len);
+ ret = info->read(filename, buf, offset, len, actread);
unmap_sysmem(buf);
/* If we requested a specific number of bytes, check we got it */
- if (ret >= 0 && len && ret != len) {
+ if (ret == 0 && len && *actread != len) {
printf("** Unable to read file %s **\n", filename);
ret = -1;
}
@@ -288,17 +301,18 @@ int fs_read(const char *filename, ulong addr, int offset, int len)
return ret;
}
-int fs_write(const char *filename, ulong addr, int offset, int len)
+int fs_write(const char *filename, ulong addr, loff_t offset, loff_t len,
+ loff_t *actwrite)
{
struct fstype_info *info = fs_get_info(fs_type);
void *buf;
int ret;
buf = map_sysmem(addr, len);
- ret = info->write(filename, buf, offset, len);
+ ret = info->write(filename, buf, offset, len, actwrite);
unmap_sysmem(buf);
- if (ret >= 0 && ret != len) {
+ if (ret < 0 && len != *actwrite) {
printf("** Unable to write file %s **\n", filename);
ret = -1;
}
@@ -310,7 +324,7 @@ int fs_write(const char *filename, ulong addr, int offset, int len)
int do_size(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
int fstype)
{
- int size;
+ loff_t size;
if (argc != 4)
return CMD_RET_USAGE;
@@ -318,8 +332,7 @@ int do_size(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
if (fs_set_blk_dev(argv[1], argv[2], fstype))
return 1;
- size = fs_size(argv[3]);
- if (size < 0)
+ if (fs_size(argv[3], &size) < 0)
return CMD_RET_FAILURE;
setenv_hex("filesize", size);
@@ -333,9 +346,10 @@ int do_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
unsigned long addr;
const char *addr_str;
const char *filename;
- unsigned long bytes;
- unsigned long pos;
- int len_read;
+ loff_t bytes;
+ loff_t pos;
+ loff_t len_read;
+ int ret;
unsigned long time;
char *ep;
@@ -377,12 +391,12 @@ int do_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
pos = 0;
time = get_timer(0);
- len_read = fs_read(filename, addr, pos, bytes);
+ ret = fs_read(filename, addr, pos, bytes, &len_read);
time = get_timer(time);
- if (len_read <= 0)
+ if (ret < 0)
return 1;
- printf("%d bytes read in %lu ms", len_read, time);
+ printf("%llu bytes read in %lu ms", len_read, time);
if (time > 0) {
puts(" (");
print_size(len_read / time * 1000, "/s");
@@ -426,9 +440,10 @@ int do_save(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
{
unsigned long addr;
const char *filename;
- unsigned long bytes;
- unsigned long pos;
- int len;
+ loff_t bytes;
+ loff_t pos;
+ loff_t len;
+ int ret;
unsigned long time;
if (argc < 6 || argc > 7)
@@ -437,8 +452,8 @@ int do_save(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
if (fs_set_blk_dev(argv[1], argv[2], fstype))
return 1;
- filename = argv[3];
- addr = simple_strtoul(argv[4], NULL, 16);
+ addr = simple_strtoul(argv[3], NULL, 16);
+ filename = argv[4];
bytes = simple_strtoul(argv[5], NULL, 16);
if (argc >= 7)
pos = simple_strtoul(argv[6], NULL, 16);
@@ -446,12 +461,12 @@ int do_save(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
pos = 0;
time = get_timer(0);
- len = fs_write(filename, addr, pos, bytes);
+ ret = fs_write(filename, addr, pos, bytes, &len);
time = get_timer(time);
- if (len <= 0)
+ if (ret < 0)
return 1;
- printf("%d bytes written in %lu ms", len, time);
+ printf("%llu bytes written in %lu ms", len, time);
if (time > 0) {
puts(" (");
print_size(len / time * 1000, "/s");
diff --git a/fs/sandbox/sandboxfs.c b/fs/sandbox/sandboxfs.c
index d11c087..a920bc0 100644
--- a/fs/sandbox/sandboxfs.c
+++ b/fs/sandbox/sandboxfs.c
@@ -103,46 +103,35 @@ int sandbox_fs_exists(const char *filename)
return ret == 0;
}
-int sandbox_fs_size(const char *filename)
+int sandbox_fs_size(const char *filename, loff_t *size)
{
- loff_t size;
- int ret;
-
- ret = os_get_filesize(filename, &size);
- if (ret)
- return ret;
- else
- return size;
+ return os_get_filesize(filename, size);
}
void sandbox_fs_close(void)
{
}
-int fs_read_sandbox(const char *filename, void *buf, int offset, int len)
+int fs_read_sandbox(const char *filename, void *buf, loff_t offset, loff_t len,
+ loff_t *actread)
{
int ret;
- loff_t actread;
- ret = sandbox_fs_read_at(filename, offset, buf, len, &actread);
- if (ret) {
+ ret = sandbox_fs_read_at(filename, offset, buf, len, actread);
+ if (ret)
printf("** Unable to read file %s **\n", filename);
- return ret;
- }
- return actread;
+ return ret;
}
-int fs_write_sandbox(const char *filename, void *buf, int offset, int len)
+int fs_write_sandbox(const char *filename, void *buf, loff_t offset,
+ loff_t len, loff_t *actwrite)
{
int ret;
- loff_t actwrite;
- ret = sandbox_fs_write_at(filename, offset, buf, len, &actwrite);
- if (ret) {
+ ret = sandbox_fs_write_at(filename, offset, buf, len, actwrite);
+ if (ret)
printf("** Unable to write file %s **\n", filename);
- return ret;
- }
- return actwrite;
+ return ret;
}
generated by cgit v1.1 at 2024-12-20 09:12:22 +0000