MFV r317781:

Sync libarchive with vendor

Vendor changes (FreeBSD-related):
  PR 897: add test for ZIP archives with invalid EOCD headers
  PR 901: fix invalid renaming of sparse files
  OSS-Fuzz issue 497: remove fallback tree in LZX decoder
  OSS-Fuzz issue 527: rewrite expressions in lz4 filter
  OSS-Fuzz issue 577: fix integer overflow in cpio reader
  OSS-Fuzz issue 862: fix numerc parsing in mtree reader
  OSS-Fuzz issue 1097: fix undefined shift in rar reader
  cpio: various optimizations and memory leak fixes

MFC after:	1 week
This commit is contained in:
Martin Matuska 2017-05-04 00:04:17 +00:00
commit a8fc61d51a
36 changed files with 254 additions and 310 deletions

View File

@ -628,6 +628,7 @@ mode_out(struct cpio *cpio)
blocks == 1 ? "block" : "blocks");
}
archive_write_free(cpio->archive);
archive_entry_linkresolver_free(cpio->linkresolver);
}
static const char *
@ -1194,12 +1195,15 @@ mode_pass(struct cpio *cpio, const char *destdir)
struct lafe_line_reader *lr;
const char *p;
int r;
size_t destdir_len;
/* Ensure target dir has a trailing '/' to simplify path surgery. */
cpio->destdir = malloc(strlen(destdir) + 8);
strcpy(cpio->destdir, destdir);
if (destdir[strlen(destdir) - 1] != '/')
strcat(cpio->destdir, "/");
destdir_len = strlen(destdir);
cpio->destdir = malloc(destdir_len + 8);
memcpy(cpio->destdir, destdir, destdir_len);
if (destdir_len == 0 || destdir[destdir_len - 1] != '/')
cpio->destdir[destdir_len++] = '/';
cpio->destdir[destdir_len++] = '\0';
cpio->archive = archive_write_disk_new();
if (cpio->archive == NULL)
@ -1240,6 +1244,7 @@ mode_pass(struct cpio *cpio, const char *destdir)
}
archive_write_free(cpio->archive);
free(cpio->pass_destpath);
}
/*

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@ -43,17 +43,18 @@ DEFINE_TEST(test_option_Z_upper)
if (strstr(p, "compression not available") != NULL) {
skipping("This version of bsdcpio was compiled "
"without compress support");
free(p);
return;
}
failure("-Z option is broken");
assertEqualInt(r, 0);
goto done;
free(p);
return;
}
free(p);
/* Check that the archive file has a compress signature. */
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "\x1f\x9d", 2);
done:
free(p);
}

View File

@ -96,7 +96,8 @@ DEFINE_TEST(test_option_a)
test_create();
/* Sanity check; verify that atimes really do get modified. */
assert((p = slurpfile(NULL, "f0")) != NULL);
p = slurpfile(NULL, "f0");
assert(p != NULL);
free(p);
assertEqualInt(0, stat("f0", &st));
if (st.st_atime == files[0].atime_sec) {

View File

@ -42,6 +42,7 @@ DEFINE_TEST(test_option_b64encode)
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "begin-base64 644", 16);
free(p);
/* Archive it with uuencode only. */
assertEqualInt(0,
@ -51,4 +52,5 @@ DEFINE_TEST(test_option_b64encode)
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "begin-base64 644", 16);
free(p);
}

View File

@ -44,9 +44,10 @@ DEFINE_TEST(test_option_grzip)
systemf("echo f | %s -o --grzip >archive.out 2>archive.err",
testprog));
p = slurpfile(&s, "archive.err");
p[s] = '\0';
free(p);
/* Check that the archive file has an grzip signature. */
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "GRZipII\x00\x02\x04:)", 12);
free(p);
}

View File

@ -44,9 +44,10 @@ DEFINE_TEST(test_option_lrzip)
systemf("echo f | %s -o --lrzip >archive.out 2>archive.err",
testprog));
p = slurpfile(&s, "archive.err");
p[s] = '\0';
free(p);
/* Check that the archive file has an lzma signature. */
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "LRZI\x00", 5);
free(p);
}

View File

@ -43,6 +43,7 @@ DEFINE_TEST(test_option_lz4)
if (strstr(p, "compression not available") != NULL) {
skipping("This version of bsdcpio was compiled "
"without lz4 support");
free(p);
return;
}
/* POSIX permits different handling of the spawnp
@ -52,6 +53,7 @@ DEFINE_TEST(test_option_lz4)
if (strstr(p, "Can't launch") != NULL && !canLz4()) {
skipping("This version of bsdcpio uses an external lz4 program "
"but no such program is available on this system.");
free(p);
return;
}
/* Some systems successfully spawn the new process,
@ -61,6 +63,7 @@ DEFINE_TEST(test_option_lz4)
if (strstr(p, "Can't write") != NULL && !canLz4()) {
skipping("This version of bsdcpio uses an external lz4 program "
"but no such program is available on this system.");
free(p);
return;
}
/* On some systems the error won't be detected until closing
@ -68,14 +71,18 @@ DEFINE_TEST(test_option_lz4)
if (strstr(p, "Error closing") != NULL && !canLz4()) {
skipping("This version of bsdcpio uses an external lz4 program "
"but no such program is available on this system.");
free(p);
return;
}
free(p);
failure("--lz4 option is broken: %s", p);
assertEqualInt(r, 0);
return;
}
free(p);
/* Check that the archive file has an lz4 signature. */
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "\x04\x22\x4d\x18", 4);
free(p);
}

View File

@ -43,14 +43,18 @@ DEFINE_TEST(test_option_lzma)
if (strstr(p, "compression not available") != NULL) {
skipping("This version of bsdcpio was compiled "
"without lzma support");
free(p);
return;
}
failure("--lzma option is broken");
assertEqualInt(r, 0);
free(p);
return;
}
free(p);
/* Check that the archive file has an lzma signature. */
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "\x5d\00\00", 3);
free(p);
}

View File

@ -39,7 +39,7 @@ DEFINE_TEST(test_option_lzop)
r = systemf("echo f | %s -o --lzop >archive.out 2>archive.err",
testprog);
p = slurpfile(&s, "archive.err");
p[s] = '\0';
free(p);
if (r != 0) {
if (!canLzop()) {
skipping("lzop is not supported on this platform");
@ -53,4 +53,5 @@ DEFINE_TEST(test_option_lzop)
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "\x89\x4c\x5a\x4f\x00\x0d\x0a\x1a\x0a", 9);
free(p);
}

View File

@ -42,6 +42,7 @@ DEFINE_TEST(test_option_uuencode)
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "begin 644", 9);
free(p);
/* Archive it with uuencode only. */
assertEqualInt(0,
@ -51,4 +52,5 @@ DEFINE_TEST(test_option_uuencode)
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "begin 644", 9);
free(p);
}

View File

@ -44,14 +44,18 @@ DEFINE_TEST(test_option_xz)
if (strstr(p, "compression not available") != NULL) {
skipping("This version of bsdcpio was compiled "
"without xz support");
free(p);
return;
}
free(p);
failure("--xz option is broken");
assertEqualInt(r, 0);
return;
}
free(p);
/* Check that the archive file has an xz signature. */
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "\xFD\x37\x7A\x58\x5A\x00", 6);
free(p);
}

View File

@ -38,7 +38,7 @@ DEFINE_TEST(test_option_y)
r = systemf("echo f | %s -oy >archive.out 2>archive.err",
testprog);
p = slurpfile(&s, "archive.err");
p[s] = '\0';
free(p);
if (r != 0) {
if (!canBzip2()) {
skipping("bzip2 is not supported on this platform");
@ -46,14 +46,12 @@ DEFINE_TEST(test_option_y)
}
failure("-y option is broken");
assertEqualInt(r, 0);
goto done;
return;
}
assertTextFileContents("1 block\n", "archive.err");
/* Check that the archive file has a bzip2 signature. */
free(p);
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "BZh9", 4);
done:
free(p);
}

View File

@ -38,7 +38,7 @@ DEFINE_TEST(test_option_z)
r = systemf("echo f | %s -oz >archive.out 2>archive.err",
testprog);
p = slurpfile(&s, "archive.err");
p[s] = '\0';
free(p);
if (r != 0) {
if (!canGzip()) {
skipping("gzip is not supported on this platform");
@ -52,4 +52,5 @@ DEFINE_TEST(test_option_z)
p = slurpfile(&s, "archive.out");
assert(s > 4);
assertEqualMem(p, "\x1f\x8b\x08\x00", 4);
free(p);
}

View File

@ -51,7 +51,7 @@ archive_entry_sparse_clear(struct archive_entry *entry)
void
archive_entry_sparse_add_entry(struct archive_entry *entry,
int64_t offset, int64_t length)
la_int64_t offset, la_int64_t length)
{
struct ae_sparse *sp;
@ -135,7 +135,7 @@ archive_entry_sparse_reset(struct archive_entry * entry)
int
archive_entry_sparse_next(struct archive_entry * entry,
int64_t *offset, int64_t *length)
la_int64_t *offset, la_int64_t *length)
{
if (entry->sparse_p) {
*offset = entry->sparse_p->offset;

View File

@ -691,7 +691,7 @@ Convert(time_t Month, time_t Day, time_t Year,
time_t Hours, time_t Minutes, time_t Seconds,
time_t Timezone, enum DSTMODE DSTmode)
{
int DaysInMonth[12] = {
signed char DaysInMonth[12] = {
31, 0, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
};
time_t Julian;

View File

@ -28,7 +28,7 @@
#include <openssl/hmac.h>
#include <openssl/opensslv.h>
#if OPENSSL_VERSION_NUMBER < 0x10100000L
#if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
#include <stdlib.h> /* malloc, free */
#include <string.h> /* memset */
static inline HMAC_CTX *HMAC_CTX_new(void)

View File

@ -881,7 +881,8 @@ archive_read_data(struct archive *_a, void *buff, size_t s)
len = a->read_data_remaining;
if (len > s)
len = s;
memcpy(dest, a->read_data_block, len);
if (len)
memcpy(dest, a->read_data_block, len);
s -= len;
a->read_data_block += len;
a->read_data_remaining -= len;

View File

@ -928,11 +928,10 @@ setup_sparse(struct archive_read_disk *a,
return (ARCHIVE_OK);
/* Does filesystem support the reporting of hole ? */
if (*fd < 0) {
if (*fd < 0)
path = archive_read_disk_entry_setup_path(a, entry, fd);
if (path == NULL)
return (ARCHIVE_FAILED);
}
else
path = NULL;
if (*fd >= 0) {
#ifdef _PC_MIN_HOLE_SIZE
@ -943,6 +942,8 @@ setup_sparse(struct archive_read_disk *a,
if (initial_off != 0)
lseek(*fd, 0, SEEK_SET);
} else {
if (path == NULL)
return (ARCHIVE_FAILED);
#ifdef _PC_MIN_HOLE_SIZE
if (pathconf(path, _PC_MIN_HOLE_SIZE) <= 0)
return (ARCHIVE_OK);

View File

@ -494,7 +494,7 @@ lz4_filter_read_data_block(struct archive_read_filter *self, const void **p)
if (read_buf == NULL)
goto truncated_error;
compressed_size = archive_le32dec(read_buf);
if ((compressed_size & ~(1 << 31)) > state->flags.block_maximum_size)
if ((compressed_size & 0x7fffffff) > state->flags.block_maximum_size)
goto malformed_error;
/* A compressed size == 0 means the end of stream blocks. */
if (compressed_size == 0) {
@ -504,8 +504,8 @@ lz4_filter_read_data_block(struct archive_read_filter *self, const void **p)
checksum_size = state->flags.block_checksum;
/* Check if the block is uncompressed. */
if (compressed_size & (1 << 31)) {
compressed_size &= ~(1 << 31);
if (compressed_size & 0x80000000U) {
compressed_size &= 0x7fffffff;
uncompressed_size = compressed_size;
} else
uncompressed_size = 0;/* Unknown yet. */

View File

@ -116,19 +116,11 @@ struct lzx_dec {
* coding tree, which is a binary tree. But a use of a large
* index table causes L1 cache read miss many times.
*/
#define HTBL_BITS 10
int max_bits;
int shift_bits;
int tbl_bits;
int tree_used;
int tree_avail;
/* Direct access table. */
uint16_t *tbl;
/* Binary tree table for extra bits over the direct access. */
struct htree_t {
uint16_t left;
uint16_t right;
} *tree;
} at, lt, mt, pt;
int loop;
@ -352,7 +344,6 @@ static int lzx_huffman_init(struct huffman *, size_t, int);
static void lzx_huffman_free(struct huffman *);
static int lzx_make_huffman_table(struct huffman *);
static inline int lzx_decode_huffman(struct huffman *, unsigned);
static int lzx_decode_huffman_tree(struct huffman *, unsigned, int);
int
@ -3127,7 +3118,6 @@ lzx_read_bitlen(struct lzx_stream *strm, struct huffman *d, int end)
static int
lzx_huffman_init(struct huffman *hf, size_t len_size, int tbl_bits)
{
int bits;
if (hf->bitlen == NULL || hf->len_size != (int)len_size) {
free(hf->bitlen);
@ -3138,21 +3128,11 @@ lzx_huffman_init(struct huffman *hf, size_t len_size, int tbl_bits)
} else
memset(hf->bitlen, 0, len_size * sizeof(hf->bitlen[0]));
if (hf->tbl == NULL) {
if (tbl_bits < HTBL_BITS)
bits = tbl_bits;
else
bits = HTBL_BITS;
hf->tbl = malloc(((size_t)1 << bits) * sizeof(hf->tbl[0]));
hf->tbl = malloc(((size_t)1 << tbl_bits) * sizeof(hf->tbl[0]));
if (hf->tbl == NULL)
return (ARCHIVE_FATAL);
hf->tbl_bits = tbl_bits;
}
if (hf->tree == NULL && tbl_bits > HTBL_BITS) {
hf->tree_avail = 1 << (tbl_bits - HTBL_BITS + 4);
hf->tree = malloc(hf->tree_avail * sizeof(hf->tree[0]));
if (hf->tree == NULL)
return (ARCHIVE_FATAL);
}
return (ARCHIVE_OK);
}
@ -3161,7 +3141,6 @@ lzx_huffman_free(struct huffman *hf)
{
free(hf->bitlen);
free(hf->tbl);
free(hf->tree);
}
/*
@ -3174,7 +3153,7 @@ lzx_make_huffman_table(struct huffman *hf)
const unsigned char *bitlen;
int bitptn[17], weight[17];
int i, maxbits = 0, ptn, tbl_size, w;
int diffbits, len_avail;
int len_avail;
/*
* Initialize bit patterns.
@ -3205,28 +3184,11 @@ lzx_make_huffman_table(struct huffman *hf)
weight[i] >>= ebits;
}
}
if (maxbits > HTBL_BITS) {
int htbl_max;
uint16_t *p;
diffbits = maxbits - HTBL_BITS;
for (i = 1; i <= HTBL_BITS; i++) {
bitptn[i] >>= diffbits;
weight[i] >>= diffbits;
}
htbl_max = bitptn[HTBL_BITS] +
weight[HTBL_BITS] * hf->freq[HTBL_BITS];
p = &(hf->tbl[htbl_max]);
while (p < &hf->tbl[1U<<HTBL_BITS])
*p++ = 0;
} else
diffbits = 0;
hf->shift_bits = diffbits;
/*
* Make the table.
*/
tbl_size = 1 << HTBL_BITS;
tbl_size = 1 << hf->tbl_bits;
tbl = hf->tbl;
bitlen = hf->bitlen;
len_avail = hf->len_size;
@ -3234,120 +3196,32 @@ lzx_make_huffman_table(struct huffman *hf)
for (i = 0; i < len_avail; i++) {
uint16_t *p;
int len, cnt;
uint16_t bit;
int extlen;
struct htree_t *ht;
if (bitlen[i] == 0)
continue;
/* Get a bit pattern */
len = bitlen[i];
if (len > tbl_size)
return (0);
ptn = bitptn[len];
cnt = weight[len];
if (len <= HTBL_BITS) {
/* Calculate next bit pattern */
if ((bitptn[len] = ptn + cnt) > tbl_size)
return (0);/* Invalid */
/* Update the table */
p = &(tbl[ptn]);
while (--cnt >= 0)
p[cnt] = (uint16_t)i;
continue;
}
/*
* A bit length is too big to be housed to a direct table,
* so we use a tree model for its extra bits.
*/
bitptn[len] = ptn + cnt;
bit = 1U << (diffbits -1);
extlen = len - HTBL_BITS;
p = &(tbl[ptn >> diffbits]);
if (*p == 0) {
*p = len_avail + hf->tree_used;
ht = &(hf->tree[hf->tree_used++]);
if (hf->tree_used > hf->tree_avail)
return (0);/* Invalid */
ht->left = 0;
ht->right = 0;
} else {
if (*p < len_avail ||
*p >= (len_avail + hf->tree_used))
return (0);/* Invalid */
ht = &(hf->tree[*p - len_avail]);
}
while (--extlen > 0) {
if (ptn & bit) {
if (ht->left < len_avail) {
ht->left = len_avail + hf->tree_used;
ht = &(hf->tree[hf->tree_used++]);
if (hf->tree_used > hf->tree_avail)
return (0);/* Invalid */
ht->left = 0;
ht->right = 0;
} else {
ht = &(hf->tree[ht->left - len_avail]);
}
} else {
if (ht->right < len_avail) {
ht->right = len_avail + hf->tree_used;
ht = &(hf->tree[hf->tree_used++]);
if (hf->tree_used > hf->tree_avail)
return (0);/* Invalid */
ht->left = 0;
ht->right = 0;
} else {
ht = &(hf->tree[ht->right - len_avail]);
}
}
bit >>= 1;
}
if (ptn & bit) {
if (ht->left != 0)
return (0);/* Invalid */
ht->left = (uint16_t)i;
} else {
if (ht->right != 0)
return (0);/* Invalid */
ht->right = (uint16_t)i;
}
/* Calculate next bit pattern */
if ((bitptn[len] = ptn + cnt) > tbl_size)
return (0);/* Invalid */
/* Update the table */
p = &(tbl[ptn]);
while (--cnt >= 0)
p[cnt] = (uint16_t)i;
}
return (1);
}
static int
lzx_decode_huffman_tree(struct huffman *hf, unsigned rbits, int c)
{
struct htree_t *ht;
int extlen;
ht = hf->tree;
extlen = hf->shift_bits;
while (c >= hf->len_size) {
c -= hf->len_size;
if (extlen-- <= 0 || c >= hf->tree_used)
return (0);
if (rbits & (1U << extlen))
c = ht[c].left;
else
c = ht[c].right;
}
return (c);
}
static inline int
lzx_decode_huffman(struct huffman *hf, unsigned rbits)
{
int c;
/*
* At first search an index table for a bit pattern.
* If it fails, search a huffman tree for.
*/
c = hf->tbl[rbits >> hf->shift_bits];
c = hf->tbl[rbits];
if (c < hf->len_size)
return (c);
/* This bit pattern needs to be found out at a huffman tree. */
return (lzx_decode_huffman_tree(hf, rbits, c));
return (0);
}

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@ -165,7 +165,7 @@ __FBSDID("$FreeBSD$");
struct links_entry {
struct links_entry *next;
struct links_entry *previous;
int links;
unsigned int links;
dev_t dev;
int64_t ino;
char *name;

View File

@ -3021,8 +3021,9 @@ heap_add_entry(struct archive_read *a, struct heap_queue *heap,
ENOMEM, "Out of memory");
return (ARCHIVE_FATAL);
}
memcpy(new_pending_files, heap->files,
heap->allocated * sizeof(new_pending_files[0]));
if (heap->allocated)
memcpy(new_pending_files, heap->files,
heap->allocated * sizeof(new_pending_files[0]));
if (heap->files != NULL)
free(heap->files);
heap->files = new_pending_files;

View File

@ -130,9 +130,7 @@ static ssize_t readline(struct archive_read *, struct mtree *, char **, ssize_t)
static int skip(struct archive_read *a);
static int read_header(struct archive_read *,
struct archive_entry *);
static int64_t mtree_atol10(char **);
static int64_t mtree_atol8(char **);
static int64_t mtree_atol(char **);
static int64_t mtree_atol(char **, int base);
/*
* There's no standard for TIME_T_MAX/TIME_T_MIN. So we compute them
@ -1418,7 +1416,7 @@ parse_device(dev_t *pdev, struct archive *a, char *val)
"Too many arguments");
return ARCHIVE_WARN;
}
numbers[argc++] = (unsigned long)mtree_atol(&p);
numbers[argc++] = (unsigned long)mtree_atol(&p, 0);
}
if (argc < 2) {
archive_set_error(a, ARCHIVE_ERRNO_FILE_FORMAT,
@ -1433,7 +1431,7 @@ parse_device(dev_t *pdev, struct archive *a, char *val)
}
} else {
/* file system raw value. */
result = (dev_t)mtree_atol(&val);
result = (dev_t)mtree_atol(&val, 0);
}
*pdev = result;
return ARCHIVE_OK;
@ -1513,7 +1511,7 @@ parse_keyword(struct archive_read *a, struct mtree *mtree,
case 'g':
if (strcmp(key, "gid") == 0) {
*parsed_kws |= MTREE_HAS_GID;
archive_entry_set_gid(entry, mtree_atol10(&val));
archive_entry_set_gid(entry, mtree_atol(&val, 10));
break;
}
if (strcmp(key, "gname") == 0) {
@ -1523,7 +1521,7 @@ parse_keyword(struct archive_read *a, struct mtree *mtree,
}
case 'i':
if (strcmp(key, "inode") == 0) {
archive_entry_set_ino(entry, mtree_atol10(&val));
archive_entry_set_ino(entry, mtree_atol(&val, 10));
break;
}
case 'l':
@ -1535,14 +1533,14 @@ parse_keyword(struct archive_read *a, struct mtree *mtree,
if (strcmp(key, "md5") == 0 || strcmp(key, "md5digest") == 0)
break;
if (strcmp(key, "mode") == 0) {
if (val[0] >= '0' && val[0] <= '9') {
if (val[0] >= '0' && val[0] <= '7') {
*parsed_kws |= MTREE_HAS_PERM;
archive_entry_set_perm(entry,
(mode_t)mtree_atol8(&val));
(mode_t)mtree_atol(&val, 8));
} else {
archive_set_error(&a->archive,
ARCHIVE_ERRNO_FILE_FORMAT,
"Symbolic mode \"%s\" unsupported", val);
"Symbolic or non-octal mode \"%s\" unsupported", val);
return ARCHIVE_WARN;
}
break;
@ -1551,7 +1549,7 @@ parse_keyword(struct archive_read *a, struct mtree *mtree,
if (strcmp(key, "nlink") == 0) {
*parsed_kws |= MTREE_HAS_NLINK;
archive_entry_set_nlink(entry,
(unsigned int)mtree_atol10(&val));
(unsigned int)mtree_atol(&val, 10));
break;
}
case 'r':
@ -1582,7 +1580,7 @@ parse_keyword(struct archive_read *a, struct mtree *mtree,
strcmp(key, "sha512digest") == 0)
break;
if (strcmp(key, "size") == 0) {
archive_entry_set_size(entry, mtree_atol10(&val));
archive_entry_set_size(entry, mtree_atol(&val, 10));
break;
}
case 't':
@ -1601,13 +1599,13 @@ parse_keyword(struct archive_read *a, struct mtree *mtree,
long ns = 0;
*parsed_kws |= MTREE_HAS_MTIME;
m = mtree_atol10(&val);
m = mtree_atol(&val, 10);
/* Replicate an old mtree bug:
* 123456789.1 represents 123456789
* seconds and 1 nanosecond. */
if (*val == '.') {
++val;
ns = (long)mtree_atol10(&val);
ns = (long)mtree_atol(&val, 10);
if (ns < 0)
ns = 0;
else if (ns > 999999999)
@ -1670,7 +1668,7 @@ parse_keyword(struct archive_read *a, struct mtree *mtree,
case 'u':
if (strcmp(key, "uid") == 0) {
*parsed_kws |= MTREE_HAS_UID;
archive_entry_set_uid(entry, mtree_atol10(&val));
archive_entry_set_uid(entry, mtree_atol(&val, 10));
break;
}
if (strcmp(key, "uname") == 0) {
@ -1825,77 +1823,9 @@ parse_escapes(char *src, struct mtree_entry *mentry)
*dest = '\0';
}
/*
* Note that this implementation does not (and should not!) obey
* locale settings; you cannot simply substitute strtol here, since
* it does obey locale.
*/
static int64_t
mtree_atol8(char **p)
{
int64_t l, limit, last_digit_limit;
int digit, base;
base = 8;
limit = INT64_MAX / base;
last_digit_limit = INT64_MAX % base;
l = 0;
digit = **p - '0';
while (digit >= 0 && digit < base) {
if (l>limit || (l == limit && digit > last_digit_limit)) {
l = INT64_MAX; /* Truncate on overflow. */
break;
}
l = (l * base) + digit;
digit = *++(*p) - '0';
}
return (l);
}
/*
* Note that this implementation does not (and should not!) obey
* locale settings; you cannot simply substitute strtol here, since
* it does obey locale.
*
* Convert the number pointed to by 'p' into a 64-bit signed integer.
* On return, 'p' points to the first non-digit following the number.
* On overflow, the function returns INT64_MIN or INT64_MAX.
*/
static int64_t
mtree_atol10(char **p)
{
const int base = 10;
const int64_t limit = INT64_MAX / base;
const int64_t last_digit_limit = INT64_MAX % base;
int64_t l;
int sign;
if (**p == '-') {
sign = -1;
++(*p);
} else {
sign = 1;
}
l = 0;
while (**p >= '0' && **p < '0' + base) {
int digit = **p - '0';
if (l > limit || (l == limit && digit > last_digit_limit)) {
while (**p >= '0' && **p < '0' + base) {
++(*p);
}
return (sign < 0) ? INT64_MIN : INT64_MAX;
}
l = (l * base) + digit;
++(*p);
}
return (sign < 0) ? -l : l;
}
/* Parse a hex digit. */
static int
parsehex(char c)
parsedigit(char c)
{
if (c >= '0' && c <= '9')
return c - '0';
@ -1913,45 +1843,50 @@ parsehex(char c)
* it does obey locale.
*/
static int64_t
mtree_atol16(char **p)
mtree_atol(char **p, int base)
{
int64_t l, limit, last_digit_limit;
int base, digit, sign;
int64_t l, limit;
int digit, last_digit_limit;
base = 16;
if (base == 0) {
if (**p != '0')
base = 10;
else if ((*p)[1] == 'x' || (*p)[1] == 'X') {
*p += 2;
base = 16;
} else {
base = 8;
}
}
if (**p == '-') {
sign = -1;
limit = ((uint64_t)(INT64_MAX) + 1) / base;
last_digit_limit = ((uint64_t)(INT64_MAX) + 1) % base;
limit = INT64_MIN / base;
last_digit_limit = INT64_MIN % base;
++(*p);
l = 0;
digit = parsedigit(**p);
while (digit >= 0 && digit < base) {
if (l < limit || (l == limit && digit > last_digit_limit))
return INT64_MIN;
l = (l * base) - digit;
digit = parsedigit(*++(*p));
}
return l;
} else {
sign = 1;
limit = INT64_MAX / base;
last_digit_limit = INT64_MAX % base;
}
l = 0;
digit = parsehex(**p);
while (digit >= 0 && digit < base) {
if (l > limit || (l == limit && digit > last_digit_limit))
return (sign < 0) ? INT64_MIN : INT64_MAX;
l = (l * base) + digit;
digit = parsehex(*++(*p));
l = 0;
digit = parsedigit(**p);
while (digit >= 0 && digit < base) {
if (l > limit || (l == limit && digit > last_digit_limit))
return INT64_MAX;
l = (l * base) + digit;
digit = parsedigit(*++(*p));
}
return l;
}
return (sign < 0) ? -l : l;
}
static int64_t
mtree_atol(char **p)
{
if (**p != '0')
return mtree_atol10(p);
if ((*p)[1] == 'x' || (*p)[1] == 'X') {
*p += 2;
return mtree_atol16(p);
}
return mtree_atol8(p);
}
/*

View File

@ -1750,7 +1750,7 @@ read_exttime(const char *p, struct rar *rar, const char *endp)
return (-1);
for (j = 0; j < count; j++)
{
rem = ((*p) << 16) | (rem >> 8);
rem = (((unsigned)(unsigned char)*p) << 16) | (rem >> 8);
p++;
}
tm = localtime(&t);

View File

@ -202,7 +202,8 @@ archive_string_append(struct archive_string *as, const char *p, size_t s)
{
if (archive_string_ensure(as, as->length + s + 1) == NULL)
return (NULL);
memmove(as->s + as->length, p, s);
if (s)
memmove(as->s + as->length, p, s);
as->length += s;
as->s[as->length] = 0;
return (as);

View File

@ -1196,8 +1196,12 @@ archive_write_pax_header(struct archive_write *a,
"GNU.sparse.major", 1);
add_pax_attr_int(&(pax->pax_header),
"GNU.sparse.minor", 0);
/*
* Make sure to store the original path, since
* truncation to ustar limit happened already.
*/
add_pax_attr(&(pax->pax_header),
"GNU.sparse.name", entry_name.s);
"GNU.sparse.name", path);
add_pax_attr_int(&(pax->pax_header),
"GNU.sparse.realsize",
archive_entry_size(entry_main));
@ -1650,13 +1654,14 @@ build_pax_attribute_name(char *dest, const char *src)
* GNU PAX Format 1.0 requires the special name, which pattern is:
* <dir>/GNUSparseFile.<pid>/<original file name>
*
* Since reproducable archives are more important, use 0 as pid.
*
* This function is used for only Sparse file, a file type of which
* is regular file.
*/
static char *
build_gnu_sparse_name(char *dest, const char *src)
{
char buff[64];
const char *p;
/* Handle the null filename case. */
@ -1682,15 +1687,9 @@ build_gnu_sparse_name(char *dest, const char *src)
break;
}
#if HAVE_GETPID && 0 /* Disable this as pax attribute name. */
sprintf(buff, "GNUSparseFile.%d", getpid());
#else
/* If the platform can't fetch the pid, don't include it. */
strcpy(buff, "GNUSparseFile");
#endif
/* General case: build a ustar-compatible name adding
* "/GNUSparseFile/". */
build_ustar_entry_name(dest, src, p - src, buff);
build_ustar_entry_name(dest, src, p - src, "GNUSparseFile.0");
return (dest);
}

View File

@ -28,6 +28,7 @@
.Dt LIBARCHIVE_CHANGES 3
.Os
.Sh NAME
.Nm libarchive_changes
.Nd changes in libarchive interface
.\"
.Sh CHANGES IN LIBARCHIVE 3

View File

@ -183,7 +183,7 @@ test_read_format_mtree1(void)
min_time = archive_entry_mtime(ae);
assert(min_time <= 0);
/* Simply asserting min_time - 1 > 0 breaks with some compiler optimizations. */
t = min_time - 1;
t = (time_t)((uintmax_t)min_time - 1);
assert(t > 0);
assertEqualInt(archive_entry_is_encrypted(ae), 0);
assertEqualIntA(a, archive_read_has_encrypted_entries(a), ARCHIVE_READ_FORMAT_ENCRYPTION_UNSUPPORTED);

View File

@ -0,0 +1,60 @@
/*-
* Copyright (c) 2017 Phillip Berndt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "test.h"
__FBSDID("$FreeBSD$");
/*
* Issue 869: zip files without a valid EOCD header aren't loaded even if they
* have a valid ZIP64 version of said header.
*/
DEFINE_TEST(test_read_format_zip_with_invalid_traditional_eocd)
{
const char *refname = "test_read_format_zip_with_invalid_traditional_eocd.zip";
char *p;
size_t s;
struct archive *a;
struct archive_entry *ae;
extract_reference_file(refname);
p = slurpfile(&s, refname);
assert((a = archive_read_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_zip_seekable(a));
assertEqualIntA(a, ARCHIVE_OK, read_open_memory_seek(a, p, s, 1));
assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
assertEqualString("test1.txt", archive_entry_pathname(ae));
assertEqualInt(0, archive_entry_size(ae));
assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
assertEqualString("test2.txt", archive_entry_pathname(ae));
assertEqualInt(0, archive_entry_size(ae));
assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
assertEqualIntA(a, ARCHIVE_OK, archive_read_free(a));
free(p);
}

View File

@ -0,0 +1,14 @@
begin 644 test_read_format_zip_without_eocd.zip
M4$L#!"T`"````-IT@DH`````__________\)`"``=&5S=#$N='AT`0`<````
M````````````````````````````````````````````````````````````
M`%!+`P0M``@```#:=()*`````/__________"0`@`'1E<W0R+G1X=`$`'```
M````````````````````6P``````````````````````````````````````
M``!02P$"+0,M``@```#:=()*`````/__________"0`@````__\`````I('_
M____=&5S=#$N='AT`0`<``````````````````````````````````````!0
M2P$"+0,M``@```#:=()*`````/__________"0`@````__\`````I('_____
M=&5S=#(N='AT`0`<``````````````````````!;``````````````!02P8&
M+``````````M`RT````````````"``````````(`````````K@````````"V
M`````````%!+!@<`````9`$````````!````4$L%!O__________________
$__\`````
`
end

View File

@ -80,13 +80,19 @@ DEFINE_TEST(test_write_format_pax)
/*
* "file3" is sparse file and has hole size of which is
* 1024000 bytes, and has 8 bytes data after the hole.
*
* Pad the filename to make it larger than the ustar limit.
* It should still read back correctly.
*/
assert((ae = archive_entry_new()) != NULL);
archive_entry_set_atime(ae, 2, 20);
archive_entry_set_birthtime(ae, 3, 30);
archive_entry_set_ctime(ae, 4, 40);
archive_entry_set_mtime(ae, 5, 50);
archive_entry_copy_pathname(ae, "file3");
archive_entry_copy_pathname(ae, "file3"
"_123456789_123456789_123456789_123456789_123456789"
"_123456789_123456789_123456789_123456789_123456789"
"_123456789_123456789_123456789_123456789_123456789");
archive_entry_set_mode(ae, S_IFREG | 0755);
archive_entry_set_size(ae, 1024008);
archive_entry_sparse_add_entry(ae, 1024000, 8);
@ -171,7 +177,11 @@ DEFINE_TEST(test_write_format_pax)
assertEqualInt(40, archive_entry_ctime_nsec(ae));
assertEqualInt(5, archive_entry_mtime(ae));
assertEqualInt(50, archive_entry_mtime_nsec(ae));
assertEqualString("file3", archive_entry_pathname(ae));
assertEqualString("file3"
"_123456789_123456789_123456789_123456789_123456789"
"_123456789_123456789_123456789_123456789_123456789"
"_123456789_123456789_123456789_123456789_123456789",
archive_entry_pathname(ae));
assert((S_IFREG | 0755) == archive_entry_mode(ae));
assertEqualInt(1024008, archive_entry_size(ae));
assertEqualInt(1, archive_entry_sparse_reset(ae));

View File

@ -108,8 +108,19 @@ static void verify_write_uncompressed(struct archive *a)
}
/* Quick and dirty: Read 2-byte and 4-byte integers from Zip file. */
static int i2(const char *p) { return ((p[0] & 0xff) | ((p[1] & 0xff) << 8)); }
static int i4(const char *p) { return (i2(p) | (i2(p + 2) << 16)); }
static unsigned int
i2(const void *p_)
{
const unsigned char *p = p_;
return (p[0] | (p[1] << 8));
}
static unsigned int
i4(const void *p_)
{
const unsigned char *p = p_;
return (i2(p) | (i2(p + 2) << 16));
}
static void verify_uncompressed_contents(const char *buff, size_t used)
{

View File

@ -67,21 +67,19 @@ static int64_t memory_read_skip(struct archive *, void *, int64_t request);
static ssize_t memory_read(struct archive *, void *, const void **buff);
static ssize_t memory_write(struct archive *, void *, const void *, size_t);
static int16_t le16(const void *_p) {
static uint16_t le16(const void *_p) {
const uint8_t *p = _p;
return (0xff & (int16_t)p[0]) | ((0xff & (int16_t)p[1]) << 8);
return p[0] | (p[1] << 8);
}
static int32_t le32(const void *_p) {
static uint32_t le32(const void *_p) {
const uint8_t *p = _p;
int32_t v = 0xffff & (int32_t)le16(_p);
return v + ((0xffff & (int32_t)le16(p + 2)) << 16);
return le16(p) | ((uint32_t)le16(p + 2) << 16);
}
static int64_t le64(const void *_p) {
static uint64_t le64(const void *_p) {
const uint8_t *p = _p;
int64_t v = 0xffffffff & (int64_t)le32(_p);
return v + ((0xffffffff & (int64_t)le32(p + 4)) << 32);
return le32(p) | ((uint64_t)le32(p + 4) << 32);
}
static ssize_t

View File

@ -141,13 +141,19 @@ typedef struct _U32_S { U32 v; } _PACKED U32_S;
# pragma pack(pop)
#endif
#define A32(x) (((const U32_S *)(x))->v)
/****************************************
** Compiler-specific Functions and Macros
*****************************************/
#define GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
#define GCC_VERSION ((__GNUC__-0) * 100 + (__GNUC_MINOR__ - 0))
#if GCC_VERSION >= 409
__attribute__((__no_sanitize_undefined__))
#endif
static inline U32 A32(const void * x)
{
return (((const U32_S *)(x))->v);
}
/* Note : although _rotl exists for minGW (GCC under windows), performance seems poor */
#if defined(_MSC_VER)

View File

@ -1102,6 +1102,7 @@ assertion_file_contains_lines_any_order(const char *file, int line,
failure_start(pathname, line, "Can't allocate memory");
failure_finish(NULL);
free(expected);
free(buff);
return (0);
}
for (i = 0; lines[i] != NULL; ++i) {
@ -1124,6 +1125,7 @@ assertion_file_contains_lines_any_order(const char *file, int line,
failure_start(pathname, line, "Can't allocate memory");
failure_finish(NULL);
free(expected);
free(buff);
return (0);
}
for (j = 0, p = buff; p < buff + buff_size;

View File

@ -195,6 +195,7 @@ TESTS_SRCS= \
test_read_format_zip_traditional_encryption_data.c \
test_read_format_zip_winzip_aes.c \
test_read_format_zip_winzip_aes_large.c \
test_read_format_zip_with_invalid_traditional_eocd.c \
test_read_format_zip_zip64.c \
test_read_large.c \
test_read_pax_schily_xattr.c \
@ -541,6 +542,7 @@ ${PACKAGE}FILES+= test_read_format_zip_sfx.uu
${PACKAGE}FILES+= test_read_format_zip_symlink.zip.uu
${PACKAGE}FILES+= test_read_format_zip_traditional_encryption_data.zip.uu
${PACKAGE}FILES+= test_read_format_zip_ux.zip.uu
${PACKAGE}FILES+= test_read_format_zip_with_invalid_traditional_eocd.zip.uu
${PACKAGE}FILES+= test_read_format_zip_winzip_aes128.zip.uu
${PACKAGE}FILES+= test_read_format_zip_winzip_aes256.zip.uu
${PACKAGE}FILES+= test_read_format_zip_winzip_aes256_large.zip.uu