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MFV r339750:

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Sync libarchive with vendor.

Relevant vendor changes:
  RAR5 reader: FreeBSD build platform fixes for powerpc(64), mips(64),
               sparc64 and riscv64

MFC after:	1 month
This commit is contained in:
mm 2018-10-25 23:13:19 +00:00
parent 8d4afb836e
commit 9b1e8e87ea
1 changed files with 12 additions and 11 deletions
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23
contrib/libarchive/libarchive/archive_read_support_format_rar5.c
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@ -737,11 +737,11 @@ static void dist_cache_push(struct rar5* rar, int value) {
q[0] = value;
}
static int dist_cache_touch(struct rar5* rar, int index) {
static int dist_cache_touch(struct rar5* rar, int idx) {
int* q = rar->cstate.dist_cache;
int i, dist = q[index];
int i, dist = q[idx];
for(i = index; i > 0; i--)
for(i = idx; i > 0; i--)
q[i] = q[i - 1];
q[0] = dist;
@ -1500,10 +1500,10 @@ static int process_head_main(struct archive_read* a, struct rar5* rar,
(void) entry;
int ret;
size_t extra_data_size,
extra_field_size,
extra_field_id,
archive_flags;
size_t extra_data_size = 0;
size_t extra_field_size = 0;
size_t extra_field_id = 0;
size_t archive_flags = 0;
if(block_flags & HFL_EXTRA_DATA) {
if(!read_var_sized(a, &extra_data_size, NULL))
@ -1528,7 +1528,7 @@ static int process_head_main(struct archive_read* a, struct rar5* rar,
rar->main.solid = (archive_flags & SOLID) > 0;
if(archive_flags & VOLUME_NUMBER) {
size_t v;
size_t v = 0;
if(!read_var_sized(a, &v, NULL)) {
return ARCHIVE_EOF;
}
@ -1644,7 +1644,8 @@ static int process_base_block(struct archive_read* a,
struct rar5* rar = get_context(a);
uint32_t hdr_crc, computed_crc;
size_t raw_hdr_size, hdr_size_len, hdr_size;
size_t header_id, header_flags;
size_t header_id = 0;
size_t header_flags = 0;
const uint8_t* p;
int ret;
@ -2529,8 +2530,8 @@ static int do_uncompress_block(struct archive_read* a, const uint8_t* p) {
continue;
} else if(num < 262) {
const int index = num - 258;
const int dist = dist_cache_touch(rar, index);
const int idx = num - 258;
const int dist = dist_cache_touch(rar, idx);
uint16_t len_slot;
int len;