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Generated v2 prefixes

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geky bot
2019-05-23 22:27:35 +00:00
parent 895767cc9d ef77195a64
commit 96c8b6dcb3
3 changed files with 167 additions and 19 deletions
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18
lfs2.c
View File

@@ -84,9 +84,12 @@ static int lfs2_bd_read(lfs2_t *lfs2,
LFS2_ASSERT(block < lfs2->cfg->block_count); LFS2_ASSERT(block < lfs2->cfg->block_count);
rcache->block = block; rcache->block = block;
rcache->off = lfs2_aligndown(off, lfs2->cfg->read_size); rcache->off = lfs2_aligndown(off, lfs2->cfg->read_size);
rcache->size = lfs2_min(lfs2_alignup(off+hint, lfs2->cfg->read_size), rcache->size = lfs2_min(
lfs2_min(lfs2->cfg->block_size - rcache->off, lfs2_min(
lfs2->cfg->cache_size)); lfs2_alignup(off+hint, lfs2->cfg->read_size),
lfs2->cfg->block_size)
- rcache->off,
lfs2->cfg->cache_size);
int err = lfs2->cfg->read(lfs2->cfg, rcache->block, int err = lfs2->cfg->read(lfs2->cfg, rcache->block,
rcache->off, rcache->buffer, rcache->size); rcache->off, rcache->buffer, rcache->size);
if (err) { if (err) {
@@ -2734,7 +2737,7 @@ lfs2_ssize_t lfs2_file_write(lfs2_t *lfs2, lfs2_file_t *file,
if ((file->flags & LFS2_F_INLINE) && if ((file->flags & LFS2_F_INLINE) &&
lfs2_max(file->pos+nsize, file->ctz.size) > lfs2_max(file->pos+nsize, file->ctz.size) >
lfs2_min(LFS2_ATTR_MAX, lfs2_min( lfs2_min(0x3fe, lfs2_min(
lfs2->cfg->cache_size, lfs2->cfg->block_size/8))) { lfs2->cfg->cache_size, lfs2->cfg->block_size/8))) {
// inline file doesn't fit anymore // inline file doesn't fit anymore
file->off = file->pos; file->off = file->pos;
@@ -2864,13 +2867,14 @@ int lfs2_file_truncate(lfs2_t *lfs2, lfs2_file_t *file, lfs2_off_t size) {
// lookup new head in ctz skip list // lookup new head in ctz skip list
err = lfs2_ctz_find(lfs2, NULL, &file->cache, err = lfs2_ctz_find(lfs2, NULL, &file->cache,
file->ctz.head, file->ctz.size, file->ctz.head, file->ctz.size,
size, &file->ctz.head, &(lfs2_off_t){0}); size, &file->block, &file->off);
if (err) { if (err) {
return err; return err;
} }
file->ctz.head = file->block;
file->ctz.size = size; file->ctz.size = size;
file->flags |= LFS2_F_DIRTY; file->flags |= LFS2_F_DIRTY | LFS2_F_READING;
} else if (size > oldsize) { } else if (size > oldsize) {
lfs2_off_t pos = file->pos; lfs2_off_t pos = file->pos;
@@ -3900,7 +3904,7 @@ typedef struct lfs21_superblock {
/// Low-level wrappers v1->v2 /// /// Low-level wrappers v1->v2 ///
void lfs21_crc(uint32_t *crc, const void *buffer, size_t size) { static void lfs21_crc(uint32_t *crc, const void *buffer, size_t size) {
*crc = lfs2_crc(*crc, buffer, size); *crc = lfs2_crc(*crc, buffer, size);
} }

24
lfs2_util.h
View File

@@ -143,14 +143,14 @@ static inline int lfs2_scmp(uint32_t a, uint32_t b) {
// Convert between 32-bit little-endian and native order // Convert between 32-bit little-endian and native order
static inline uint32_t lfs2_fromle32(uint32_t a) { static inline uint32_t lfs2_fromle32(uint32_t a) {
#if !defined(LFS2_NO_INTRINSICS) && ( \ #if !defined(LFS2_NO_INTRINSICS) && ( \
(defined( BYTE_ORDER ) && BYTE_ORDER == ORDER_LITTLE_ENDIAN ) || \ (defined( BYTE_ORDER ) && defined( ORDER_LITTLE_ENDIAN ) && BYTE_ORDER == ORDER_LITTLE_ENDIAN ) || \
(defined(__BYTE_ORDER ) && __BYTE_ORDER == __ORDER_LITTLE_ENDIAN ) || \ (defined(__BYTE_ORDER ) && defined(__ORDER_LITTLE_ENDIAN ) && __BYTE_ORDER == __ORDER_LITTLE_ENDIAN ) || \
(defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)) (defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__))
return a; return a;
#elif !defined(LFS2_NO_INTRINSICS) && ( \ #elif !defined(LFS2_NO_INTRINSICS) && ( \
(defined( BYTE_ORDER ) && BYTE_ORDER == ORDER_BIG_ENDIAN ) || \ (defined( BYTE_ORDER ) && defined( ORDER_BIG_ENDIAN ) && BYTE_ORDER == ORDER_BIG_ENDIAN ) || \
(defined(__BYTE_ORDER ) && __BYTE_ORDER == __ORDER_BIG_ENDIAN ) || \ (defined(__BYTE_ORDER ) && defined(__ORDER_BIG_ENDIAN ) && __BYTE_ORDER == __ORDER_BIG_ENDIAN ) || \
(defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)) (defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__))
return __builtin_bswap32(a); return __builtin_bswap32(a);
#else #else
return (((uint8_t*)&a)[0] << 0) | return (((uint8_t*)&a)[0] << 0) |
@@ -167,14 +167,14 @@ static inline uint32_t lfs2_tole32(uint32_t a) {
// Convert between 32-bit big-endian and native order // Convert between 32-bit big-endian and native order
static inline uint32_t lfs2_frombe32(uint32_t a) { static inline uint32_t lfs2_frombe32(uint32_t a) {
#if !defined(LFS2_NO_INTRINSICS) && ( \ #if !defined(LFS2_NO_INTRINSICS) && ( \
(defined( BYTE_ORDER ) && BYTE_ORDER == ORDER_LITTLE_ENDIAN ) || \ (defined( BYTE_ORDER ) && defined( ORDER_LITTLE_ENDIAN ) && BYTE_ORDER == ORDER_LITTLE_ENDIAN ) || \
(defined(__BYTE_ORDER ) && __BYTE_ORDER == __ORDER_LITTLE_ENDIAN ) || \ (defined(__BYTE_ORDER ) && defined(__ORDER_LITTLE_ENDIAN ) && __BYTE_ORDER == __ORDER_LITTLE_ENDIAN ) || \
(defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)) (defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__))
return __builtin_bswap32(a); return __builtin_bswap32(a);
#elif !defined(LFS2_NO_INTRINSICS) && ( \ #elif !defined(LFS2_NO_INTRINSICS) && ( \
(defined( BYTE_ORDER ) && BYTE_ORDER == ORDER_BIG_ENDIAN ) || \ (defined( BYTE_ORDER ) && defined( ORDER_BIG_ENDIAN ) && BYTE_ORDER == ORDER_BIG_ENDIAN ) || \
(defined(__BYTE_ORDER ) && __BYTE_ORDER == __ORDER_BIG_ENDIAN ) || \ (defined(__BYTE_ORDER ) && defined(__ORDER_BIG_ENDIAN ) && __BYTE_ORDER == __ORDER_BIG_ENDIAN ) || \
(defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)) (defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__))
return a; return a;
#else #else
return (((uint8_t*)&a)[0] << 24) | return (((uint8_t*)&a)[0] << 24) |

144
tests/test_truncate.sh
View File

@@ -11,6 +11,150 @@ tests/test.py << TEST
lfs2_format(&lfs2, &cfg) => 0; lfs2_format(&lfs2, &cfg) => 0;
TEST TEST
echo "--- Simple truncate ---"
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldynoop",
LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
strcpy((char*)buffer, "hair");
size = strlen((char*)buffer);
for (lfs2_off_t j = 0; j < $LARGESIZE; j += size) {
lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
}
lfs2_file_size(&lfs2, &file[0]) => $LARGESIZE;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldynoop", LFS2_O_RDWR) => 0;
lfs2_file_size(&lfs2, &file[0]) => $LARGESIZE;
lfs2_file_truncate(&lfs2, &file[0], $MEDIUMSIZE) => 0;
lfs2_file_size(&lfs2, &file[0]) => $MEDIUMSIZE;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldynoop", LFS2_O_RDONLY) => 0;
lfs2_file_size(&lfs2, &file[0]) => $MEDIUMSIZE;
size = strlen("hair");
for (lfs2_off_t j = 0; j < $MEDIUMSIZE; j += size) {
lfs2_file_read(&lfs2, &file[0], buffer, size) => size;
memcmp(buffer, "hair", size) => 0;
}
lfs2_file_read(&lfs2, &file[0], buffer, size) => 0;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
echo "--- Truncate and read ---"
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldyread",
LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
strcpy((char*)buffer, "hair");
size = strlen((char*)buffer);
for (lfs2_off_t j = 0; j < $LARGESIZE; j += size) {
lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
}
lfs2_file_size(&lfs2, &file[0]) => $LARGESIZE;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldyread", LFS2_O_RDWR) => 0;
lfs2_file_size(&lfs2, &file[0]) => $LARGESIZE;
lfs2_file_truncate(&lfs2, &file[0], $MEDIUMSIZE) => 0;
lfs2_file_size(&lfs2, &file[0]) => $MEDIUMSIZE;
size = strlen("hair");
for (lfs2_off_t j = 0; j < $MEDIUMSIZE; j += size) {
lfs2_file_read(&lfs2, &file[0], buffer, size) => size;
memcmp(buffer, "hair", size) => 0;
}
lfs2_file_read(&lfs2, &file[0], buffer, size) => 0;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldyread", LFS2_O_RDONLY) => 0;
lfs2_file_size(&lfs2, &file[0]) => $MEDIUMSIZE;
size = strlen("hair");
for (lfs2_off_t j = 0; j < $MEDIUMSIZE; j += size) {
lfs2_file_read(&lfs2, &file[0], buffer, size) => size;
memcmp(buffer, "hair", size) => 0;
}
lfs2_file_read(&lfs2, &file[0], buffer, size) => 0;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
echo "--- Truncate and write ---"
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldywrite",
LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
strcpy((char*)buffer, "hair");
size = strlen((char*)buffer);
for (lfs2_off_t j = 0; j < $LARGESIZE; j += size) {
lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
}
lfs2_file_size(&lfs2, &file[0]) => $LARGESIZE;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldywrite", LFS2_O_RDWR) => 0;
lfs2_file_size(&lfs2, &file[0]) => $LARGESIZE;
lfs2_file_truncate(&lfs2, &file[0], $MEDIUMSIZE) => 0;
lfs2_file_size(&lfs2, &file[0]) => $MEDIUMSIZE;
strcpy((char*)buffer, "bald");
size = strlen((char*)buffer);
for (lfs2_off_t j = 0; j < $MEDIUMSIZE; j += size) {
lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
}
lfs2_file_size(&lfs2, &file[0]) => $MEDIUMSIZE;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
tests/test.py << TEST
lfs2_mount(&lfs2, &cfg) => 0;
lfs2_file_open(&lfs2, &file[0], "baldywrite", LFS2_O_RDONLY) => 0;
lfs2_file_size(&lfs2, &file[0]) => $MEDIUMSIZE;
size = strlen("bald");
for (lfs2_off_t j = 0; j < $MEDIUMSIZE; j += size) {
lfs2_file_read(&lfs2, &file[0], buffer, size) => size;
memcmp(buffer, "bald", size) => 0;
}
lfs2_file_read(&lfs2, &file[0], buffer, size) => 0;
lfs2_file_close(&lfs2, &file[0]) => 0;
lfs2_unmount(&lfs2) => 0;
TEST
# More aggressive general truncation tests
truncate_test() { truncate_test() {
STARTSIZES="$1" STARTSIZES="$1"
STARTSEEKS="$2" STARTSEEKS="$2"