62 block_encoder_init(lzma_stream_coder *coder, const lzma_allocator *allocator)  in block_encoder_init()  argument
69 	coder->block_options.compressed_size = LZMA_VLI_UNKNOWN;  in block_encoder_init()
70 	coder->block_options.uncompressed_size = LZMA_VLI_UNKNOWN;  in block_encoder_init()
72 	return_if_error(lzma_block_header_size(&coder->block_options));  in block_encoder_init()
75 	return lzma_block_encoder_init(&coder->block_encoder, allocator,  in block_encoder_init()
76 			&coder->block_options);  in block_encoder_init()
86 	lzma_stream_coder *coder = coder_ptr;  in stream_encode()  local
90 	switch (coder->sequence) {  in stream_encode()
94 		lzma_bufcpy(coder->buffer, &coder->buffer_pos,  in stream_encode()
95 				coder->buffer_size, out, out_pos, out_size);  in stream_encode()
96 		if (coder->buffer_pos < coder->buffer_size)  in stream_encode()
99 		if (coder->sequence == SEQ_STREAM_FOOTER)  in stream_encode()
102 		coder->buffer_pos = 0;  in stream_encode()
103 		++coder->sequence;  in stream_encode()
123 					&coder->index_encoder, allocator,  in stream_encode()
124 					coder->index));  in stream_encode()
125 			coder->sequence = SEQ_INDEX_ENCODE;  in stream_encode()
132 		if (!coder->block_encoder_is_initialized)  in stream_encode()
133 			return_if_error(block_encoder_init(coder, allocator));  in stream_encode()
137 		coder->block_encoder_is_initialized = false;  in stream_encode()
141 		if (lzma_block_header_encode(&coder->block_options,  in stream_encode()
142 				coder->buffer) != LZMA_OK)  in stream_encode()
145 		coder->buffer_size = coder->block_options.header_size;  in stream_encode()
146 		coder->sequence = SEQ_BLOCK_HEADER;  in stream_encode()
159 		const lzma_ret ret = coder->block_encoder.code(  in stream_encode()
160 				coder->block_encoder.coder, allocator,  in stream_encode()
168 				&coder->block_options);  in stream_encode()
170 		return_if_error(lzma_index_append(coder->index, allocator,  in stream_encode()
172 				coder->block_options.uncompressed_size));  in stream_encode()
174 		coder->sequence = SEQ_BLOCK_INIT;  in stream_encode()
181 		const lzma_ret ret = coder->index_encoder.code(  in stream_encode()
182 				coder->index_encoder.coder, allocator,  in stream_encode()
191 			.backward_size = lzma_index_size(coder->index),  in stream_encode()
192 			.check = coder->block_options.check,  in stream_encode()
195 		if (lzma_stream_footer_encode(&stream_flags, coder->buffer)  in stream_encode()
199 		coder->buffer_size = LZMA_STREAM_HEADER_SIZE;  in stream_encode()
200 		coder->sequence = SEQ_STREAM_FOOTER;  in stream_encode()
216 	lzma_stream_coder *coder = coder_ptr;  in stream_encoder_end()  local
218 	lzma_next_end(&coder->block_encoder, allocator);  in stream_encoder_end()
219 	lzma_next_end(&coder->index_encoder, allocator);  in stream_encoder_end()
220 	lzma_index_end(coder->index, allocator);  in stream_encoder_end()
222 	for (size_t i = 0; coder->filters[i].id != LZMA_VLI_UNKNOWN; ++i)  in stream_encoder_end()
223 		lzma_free(coder->filters[i].options, allocator);  in stream_encoder_end()
225 	lzma_free(coder, allocator);  in stream_encoder_end()
235 	lzma_stream_coder *coder = coder_ptr;  in stream_encoder_update()  local
237 	if (coder->sequence <= SEQ_BLOCK_INIT) {  in stream_encoder_update()
242 		coder->block_encoder_is_initialized = false;  in stream_encoder_update()
243 		coder->block_options.filters = (lzma_filter *)(filters);  in stream_encoder_update()
244 		const lzma_ret ret = block_encoder_init(coder, allocator);  in stream_encoder_update()
245 		coder->block_options.filters = coder->filters;  in stream_encoder_update()
249 		coder->block_encoder_is_initialized = true;  in stream_encoder_update()
251 	} else if (coder->sequence <= SEQ_BLOCK_ENCODE) {  in stream_encoder_update()
254 		return_if_error(coder->block_encoder.update(  in stream_encoder_update()
255 				coder->block_encoder.coder, allocator,  in stream_encoder_update()
264 	for (size_t i = 0; coder->filters[i].id != LZMA_VLI_UNKNOWN; ++i)  in stream_encoder_update()
265 		lzma_free(coder->filters[i].options, allocator);  in stream_encoder_update()
267 	return lzma_filters_copy(filters, coder->filters, allocator);  in stream_encoder_update()
280 	lzma_stream_coder *coder = next->coder;  in stream_encoder_init()  local
282 	if (coder == NULL) {  in stream_encoder_init()
283 		coder = lzma_alloc(sizeof(lzma_stream_coder), allocator);  in stream_encoder_init()
284 		if (coder == NULL)  in stream_encoder_init()
287 		next->coder = coder;  in stream_encoder_init()
292 		coder->filters[0].id = LZMA_VLI_UNKNOWN;  in stream_encoder_init()
293 		coder->block_encoder = LZMA_NEXT_CODER_INIT;  in stream_encoder_init()
294 		coder->index_encoder = LZMA_NEXT_CODER_INIT;  in stream_encoder_init()
295 		coder->index = NULL;  in stream_encoder_init()
299 	coder->sequence = SEQ_STREAM_HEADER;  in stream_encoder_init()
300 	coder->block_options.version = 0;  in stream_encoder_init()
301 	coder->block_options.check = check;  in stream_encoder_init()
304 	lzma_index_end(coder->index, allocator);  in stream_encoder_init()
305 	coder->index = lzma_index_init(allocator);  in stream_encoder_init()
306 	if (coder->index == NULL)  in stream_encoder_init()
315 			&stream_flags, coder->buffer));  in stream_encoder_init()
317 	coder->buffer_pos = 0;  in stream_encoder_init()
318 	coder->buffer_size = LZMA_STREAM_HEADER_SIZE;  in stream_encoder_init()
323 	return stream_encoder_update(coder, allocator, filters, NULL);  in stream_encoder_init()