diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2019-05-24 17:03:28 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2019-05-24 17:03:28 +0200 |
| commit | dff2bd733fc2dac08d34f2cfad0e68aeb8e7a7a2 (patch) | |
| tree | 0085fabf15b8ca5034636f39e97e9ba306ca7671 /include | |
| parent | 309f5e3775ed9cc0837c6d93482735bc4f117d5b (diff) | |
| download | busybox-dff2bd733fc2dac08d34f2cfad0e68aeb8e7a7a2.tar.gz | |
libarchive: treat one "FIXME: avoid seek"
function old new delta
xmalloc_read_with_initial_buf - 205 +205
setup_transformer_on_fd 154 150 -4
xmalloc_open_zipped_read_close 143 135 -8
xmalloc_read 201 10 -191
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/3 up/down: 205/-203) Total: 2 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/bb_archive.h | 6 | ||||
| -rw-r--r-- | include/libbb.h | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/include/bb_archive.h b/include/bb_archive.h index 561dd0c9d..9b1db5b3e 100644 --- a/include/bb_archive.h +++ b/include/bb_archive.h @@ -235,6 +235,12 @@ typedef struct transformer_state_t { off_t bytes_in; /* used in unzip code only: needs to know packed size */ uint32_t crc32; time_t mtime; /* gunzip code may set this on exit */ + + union { /* if we read magic, it's saved here */ + uint8_t b[8]; + uint16_t b16[4]; + uint32_t b32[2]; + } magic; } transformer_state_t; void init_transformer_state(transformer_state_t *xstate) FAST_FUNC; diff --git a/include/libbb.h b/include/libbb.h index 57cfce385..33766e989 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -881,6 +881,7 @@ extern ssize_t open_read_close(const char *filename, void *buf, size_t maxsz) FA extern char *xmalloc_reads(int fd, size_t *maxsz_p) FAST_FUNC; /* Reads block up to *maxsz_p (default: INT_MAX - 4095) */ extern void *xmalloc_read(int fd, size_t *maxsz_p) FAST_FUNC RETURNS_MALLOC; +extern void *xmalloc_read_with_initial_buf(int fd, size_t *maxsz_p, char *buf, size_t total) FAST_FUNC; /* Returns NULL if file can't be opened (default max size: INT_MAX - 4095) */ extern void *xmalloc_open_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC RETURNS_MALLOC; /* Never returns NULL */ |