diff options
Diffstat (limited to 'contrib/xz/src/liblzma/simple')
| -rw-r--r-- | contrib/xz/src/liblzma/simple/arm.c | 2 | ||||
| -rw-r--r-- | contrib/xz/src/liblzma/simple/armthumb.c | 2 | ||||
| -rw-r--r-- | contrib/xz/src/liblzma/simple/ia64.c | 2 | ||||
| -rw-r--r-- | contrib/xz/src/liblzma/simple/powerpc.c | 2 | ||||
| -rw-r--r-- | contrib/xz/src/liblzma/simple/simple_coder.c | 61 | ||||
| -rw-r--r-- | contrib/xz/src/liblzma/simple/simple_private.h | 12 | ||||
| -rw-r--r-- | contrib/xz/src/liblzma/simple/sparc.c | 2 | ||||
| -rw-r--r-- | contrib/xz/src/liblzma/simple/x86.c | 15 |
8 files changed, 52 insertions, 46 deletions
diff --git a/contrib/xz/src/liblzma/simple/arm.c b/contrib/xz/src/liblzma/simple/arm.c index 258d870..181d0e3 100644 --- a/contrib/xz/src/liblzma/simple/arm.c +++ b/contrib/xz/src/liblzma/simple/arm.c @@ -15,7 +15,7 @@ static size_t -arm_code(lzma_simple *simple lzma_attribute((__unused__)), +arm_code(void *simple lzma_attribute((__unused__)), uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size) { diff --git a/contrib/xz/src/liblzma/simple/armthumb.c b/contrib/xz/src/liblzma/simple/armthumb.c index 06c21e4..eab4862 100644 --- a/contrib/xz/src/liblzma/simple/armthumb.c +++ b/contrib/xz/src/liblzma/simple/armthumb.c @@ -15,7 +15,7 @@ static size_t -armthumb_code(lzma_simple *simple lzma_attribute((__unused__)), +armthumb_code(void *simple lzma_attribute((__unused__)), uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size) { diff --git a/contrib/xz/src/liblzma/simple/ia64.c b/contrib/xz/src/liblzma/simple/ia64.c index ba7249c..580529e 100644 --- a/contrib/xz/src/liblzma/simple/ia64.c +++ b/contrib/xz/src/liblzma/simple/ia64.c @@ -15,7 +15,7 @@ static size_t -ia64_code(lzma_simple *simple lzma_attribute((__unused__)), +ia64_code(void *simple lzma_attribute((__unused__)), uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size) { diff --git a/contrib/xz/src/liblzma/simple/powerpc.c b/contrib/xz/src/liblzma/simple/powerpc.c index 4689919..54dfbf1 100644 --- a/contrib/xz/src/liblzma/simple/powerpc.c +++ b/contrib/xz/src/liblzma/simple/powerpc.c @@ -15,7 +15,7 @@ static size_t -powerpc_code(lzma_simple *simple lzma_attribute((__unused__)), +powerpc_code(void *simple lzma_attribute((__unused__)), uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size) { diff --git a/contrib/xz/src/liblzma/simple/simple_coder.c b/contrib/xz/src/liblzma/simple/simple_coder.c index dba5417..13ebabc 100644 --- a/contrib/xz/src/liblzma/simple/simple_coder.c +++ b/contrib/xz/src/liblzma/simple/simple_coder.c @@ -18,7 +18,7 @@ /// Copied or encodes/decodes more data to out[]. static lzma_ret -copy_or_code(lzma_coder *coder, const lzma_allocator *allocator, +copy_or_code(lzma_simple_coder *coder, const lzma_allocator *allocator, const uint8_t *restrict in, size_t *restrict in_pos, size_t in_size, uint8_t *restrict out, size_t *restrict out_pos, size_t out_size, lzma_action action) @@ -55,7 +55,7 @@ copy_or_code(lzma_coder *coder, const lzma_allocator *allocator, static size_t -call_filter(lzma_coder *coder, uint8_t *buffer, size_t size) +call_filter(lzma_simple_coder *coder, uint8_t *buffer, size_t size) { const size_t filtered = coder->filter(coder->simple, coder->now_pos, coder->is_encoder, @@ -66,11 +66,13 @@ call_filter(lzma_coder *coder, uint8_t *buffer, size_t size) static lzma_ret -simple_code(lzma_coder *coder, const lzma_allocator *allocator, +simple_code(void *coder_ptr, const lzma_allocator *allocator, const uint8_t *restrict in, size_t *restrict in_pos, size_t in_size, uint8_t *restrict out, size_t *restrict out_pos, size_t out_size, lzma_action action) { + lzma_simple_coder *coder = coder_ptr; + // TODO: Add partial support for LZMA_SYNC_FLUSH. We can support it // in cases when the filter is able to filter everything. With most // simple filters it can be done at offset that is a multiple of 2, @@ -198,8 +200,9 @@ simple_code(lzma_coder *coder, const lzma_allocator *allocator, static void -simple_coder_end(lzma_coder *coder, const lzma_allocator *allocator) +simple_coder_end(void *coder_ptr, const lzma_allocator *allocator) { + lzma_simple_coder *coder = coder_ptr; lzma_next_end(&coder->next, allocator); lzma_free(coder->simple, allocator); lzma_free(coder, allocator); @@ -208,10 +211,12 @@ simple_coder_end(lzma_coder *coder, const lzma_allocator *allocator) static lzma_ret -simple_coder_update(lzma_coder *coder, const lzma_allocator *allocator, +simple_coder_update(void *coder_ptr, const lzma_allocator *allocator, const lzma_filter *filters_null lzma_attribute((__unused__)), const lzma_filter *reversed_filters) { + lzma_simple_coder *coder = coder_ptr; + // No update support, just call the next filter in the chain. return lzma_next_filter_update( &coder->next, allocator, reversed_filters + 1); @@ -221,57 +226,57 @@ simple_coder_update(lzma_coder *coder, const lzma_allocator *allocator, extern lzma_ret lzma_simple_coder_init(lzma_next_coder *next, const lzma_allocator *allocator, const lzma_filter_info *filters, - size_t (*filter)(lzma_simple *simple, uint32_t now_pos, + size_t (*filter)(void *simple, uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size), size_t simple_size, size_t unfiltered_max, uint32_t alignment, bool is_encoder) { - // Allocate memory for the lzma_coder structure if needed. - if (next->coder == NULL) { + // Allocate memory for the lzma_simple_coder structure if needed. + lzma_simple_coder *coder = next->coder; + if (coder == NULL) { // Here we allocate space also for the temporary buffer. We // need twice the size of unfiltered_max, because then it // is always possible to filter at least unfiltered_max bytes // more data in coder->buffer[] if it can be filled completely. - next->coder = lzma_alloc(sizeof(lzma_coder) + coder = lzma_alloc(sizeof(lzma_simple_coder) + 2 * unfiltered_max, allocator); - if (next->coder == NULL) + if (coder == NULL) return LZMA_MEM_ERROR; + next->coder = coder; next->code = &simple_code; next->end = &simple_coder_end; next->update = &simple_coder_update; - next->coder->next = LZMA_NEXT_CODER_INIT; - next->coder->filter = filter; - next->coder->allocated = 2 * unfiltered_max; + coder->next = LZMA_NEXT_CODER_INIT; + coder->filter = filter; + coder->allocated = 2 * unfiltered_max; // Allocate memory for filter-specific data structure. if (simple_size > 0) { - next->coder->simple = lzma_alloc( - simple_size, allocator); - if (next->coder->simple == NULL) + coder->simple = lzma_alloc(simple_size, allocator); + if (coder->simple == NULL) return LZMA_MEM_ERROR; } else { - next->coder->simple = NULL; + coder->simple = NULL; } } if (filters[0].options != NULL) { const lzma_options_bcj *simple = filters[0].options; - next->coder->now_pos = simple->start_offset; - if (next->coder->now_pos & (alignment - 1)) + coder->now_pos = simple->start_offset; + if (coder->now_pos & (alignment - 1)) return LZMA_OPTIONS_ERROR; } else { - next->coder->now_pos = 0; + coder->now_pos = 0; } // Reset variables. - next->coder->is_encoder = is_encoder; - next->coder->end_was_reached = false; - next->coder->pos = 0; - next->coder->filtered = 0; - next->coder->size = 0; - - return lzma_next_filter_init( - &next->coder->next, allocator, filters + 1); + coder->is_encoder = is_encoder; + coder->end_was_reached = false; + coder->pos = 0; + coder->filtered = 0; + coder->size = 0; + + return lzma_next_filter_init(&coder->next, allocator, filters + 1); } diff --git a/contrib/xz/src/liblzma/simple/simple_private.h b/contrib/xz/src/liblzma/simple/simple_private.h index bb20cb4..9d2c0fd 100644 --- a/contrib/xz/src/liblzma/simple/simple_private.h +++ b/contrib/xz/src/liblzma/simple/simple_private.h @@ -16,9 +16,7 @@ #include "simple_coder.h" -typedef struct lzma_simple_s lzma_simple; - -struct lzma_coder_s { +typedef struct { /// Next filter in the chain lzma_next_coder next; @@ -33,12 +31,12 @@ struct lzma_coder_s { /// Pointer to filter-specific function, which does /// the actual filtering. - size_t (*filter)(lzma_simple *simple, uint32_t now_pos, + size_t (*filter)(void *simple, uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size); /// Pointer to filter-specific data, or NULL if filter doesn't need /// any extra data. - lzma_simple *simple; + void *simple; /// The lowest 32 bits of the current position in the data. Most /// filters need this to do conversions between absolute and relative @@ -62,13 +60,13 @@ struct lzma_coder_s { /// Temporary buffer uint8_t buffer[]; -}; +} lzma_simple_coder; extern lzma_ret lzma_simple_coder_init(lzma_next_coder *next, const lzma_allocator *allocator, const lzma_filter_info *filters, - size_t (*filter)(lzma_simple *simple, uint32_t now_pos, + size_t (*filter)(void *simple, uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size), size_t simple_size, size_t unfiltered_max, uint32_t alignment, bool is_encoder); diff --git a/contrib/xz/src/liblzma/simple/sparc.c b/contrib/xz/src/liblzma/simple/sparc.c index 53ee49d..74b2655 100644 --- a/contrib/xz/src/liblzma/simple/sparc.c +++ b/contrib/xz/src/liblzma/simple/sparc.c @@ -15,7 +15,7 @@ static size_t -sparc_code(lzma_simple *simple lzma_attribute((__unused__)), +sparc_code(void *simple lzma_attribute((__unused__)), uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size) { diff --git a/contrib/xz/src/liblzma/simple/x86.c b/contrib/xz/src/liblzma/simple/x86.c index 3b2b4f8..0b14807 100644 --- a/contrib/xz/src/liblzma/simple/x86.c +++ b/contrib/xz/src/liblzma/simple/x86.c @@ -17,14 +17,14 @@ #define Test86MSByte(b) ((b) == 0 || (b) == 0xFF) -struct lzma_simple_s { +typedef struct { uint32_t prev_mask; uint32_t prev_pos; -}; +} lzma_simple_x86; static size_t -x86_code(lzma_simple *simple, uint32_t now_pos, bool is_encoder, +x86_code(void *simple_ptr, uint32_t now_pos, bool is_encoder, uint8_t *buffer, size_t size) { static const bool MASK_TO_ALLOWED_STATUS[8] @@ -33,6 +33,7 @@ x86_code(lzma_simple *simple, uint32_t now_pos, bool is_encoder, static const uint32_t MASK_TO_BIT_NUMBER[8] = { 0, 1, 2, 2, 3, 3, 3, 3 }; + lzma_simple_x86 *simple = simple_ptr; uint32_t prev_mask = simple->prev_mask; uint32_t prev_pos = simple->prev_pos; @@ -127,11 +128,13 @@ x86_coder_init(lzma_next_coder *next, const lzma_allocator *allocator, const lzma_filter_info *filters, bool is_encoder) { const lzma_ret ret = lzma_simple_coder_init(next, allocator, filters, - &x86_code, sizeof(lzma_simple), 5, 1, is_encoder); + &x86_code, sizeof(lzma_simple_x86), 5, 1, is_encoder); if (ret == LZMA_OK) { - next->coder->simple->prev_mask = 0; - next->coder->simple->prev_pos = (uint32_t)(-5); + lzma_simple_coder *coder = next->coder; + lzma_simple_x86 *simple = coder->simple; + simple->prev_mask = 0; + simple->prev_pos = (uint32_t)(-5); } return ret; |
