liblzma: Minor improvements to vli.h.

Added [out] annotations to parameters that are pointers and can have
their value changed. Also added a clarification to lzma_vli_is_valid.
This commit is contained in:
Jia Tan 2023-02-14 00:08:33 +08:00
parent 7124b8a16a
commit 2287d56683
1 changed files with 8 additions and 7 deletions

View File

@ -71,7 +71,8 @@ typedef uint64_t lzma_vli;
* for example in the uncompressed_size and compressed_size variables.
*
* \return True if the integer is representable as VLI or if it
* indicates unknown value.
* indicates unknown value. False if the integer cannot be
* represented as VLI.
*/
#define lzma_vli_is_valid(vli) \
((vli) <= LZMA_VLI_MAX || (vli) == LZMA_VLI_UNKNOWN)
@ -87,12 +88,12 @@ typedef uint64_t lzma_vli;
* integer has been encoded.
*
* \param vli Integer to be encoded
* \param vli_pos How many VLI-encoded bytes have already been written
* \param[out] vli_pos How many VLI-encoded bytes have already been written
* out. When starting to encode a new integer in
* multi-call mode, *vli_pos must be set to zero.
* To use single-call encoding, set vli_pos to NULL.
* \param out Beginning of the output buffer
* \param out_pos The next byte will be written to out[*out_pos].
* \param[out] out Beginning of the output buffer
* \param[out] out_pos The next byte will be written to out[*out_pos].
* \param out_size Size of the out buffer; the first byte into
* which no data is written to is out[out_size].
*
@ -122,15 +123,15 @@ extern LZMA_API(lzma_ret) lzma_vli_encode(lzma_vli vli, size_t *vli_pos,
*
* Like lzma_vli_encode(), this function has single-call and multi-call modes.
*
* \param vli Pointer to decoded integer. The decoder will
* \param[out] vli Pointer to decoded integer. The decoder will
* initialize it to zero when *vli_pos == 0, so
* application isn't required to initialize *vli.
* \param vli_pos How many bytes have already been decoded. When
* \param[out] vli_pos How many bytes have already been decoded. When
* starting to decode a new integer in multi-call
* mode, *vli_pos must be initialized to zero. To
* use single-call decoding, set vli_pos to NULL.
* \param in Beginning of the input buffer
* \param in_pos The next byte will be read from in[*in_pos].
* \param[out] in_pos The next byte will be read from in[*in_pos].
* \param in_size Size of the input buffer; the first byte that
* won't be read is in[in_size].
*