diff options
Diffstat (limited to 'archivers/libarchive/files/libarchive/archive_read_support_format_7zip.c')
| -rw-r--r-- | archivers/libarchive/files/libarchive/archive_read_support_format_7zip.c | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/archivers/libarchive/files/libarchive/archive_read_support_format_7zip.c b/archivers/libarchive/files/libarchive/archive_read_support_format_7zip.c index 1dfe52b8539..3387eaf7e7f 100644 --- a/archivers/libarchive/files/libarchive/archive_read_support_format_7zip.c +++ b/archivers/libarchive/files/libarchive/archive_read_support_format_7zip.c @@ -213,7 +213,7 @@ struct _7zip { int header_is_encoded; uint64_t header_bytes_remaining; unsigned long header_crc32; - /* Header offset to check that reading pointes of the file contens + /* Header offset to check that reading points of the file contents * will not exceed the header. */ uint64_t header_offset; /* Base offset of the archive file for a seek in case reading SFX. */ @@ -263,22 +263,22 @@ struct _7zip { /* * Decompressor controllers. */ - /* Decording LZMA1 and LZMA2 data. */ + /* Decoding LZMA1 and LZMA2 data. */ #ifdef HAVE_LZMA_H lzma_stream lzstream; int lzstream_valid; #endif - /* Decording bzip2 data. */ + /* Decoding bzip2 data. */ #if defined(HAVE_BZLIB_H) && defined(BZ_CONFIG_ERROR) bz_stream bzstream; int bzstream_valid; #endif - /* Decording deflate data. */ + /* Decoding deflate data. */ #ifdef HAVE_ZLIB_H z_stream stream; int stream_valid; #endif - /* Decording PPMd data. */ + /* Decoding PPMd data. */ int ppmd7_stat; CPpmd7 ppmd7_context; CPpmd7z_RangeDec range_dec; @@ -552,7 +552,7 @@ skip_sfx(struct archive_read *a, ssize_t bytes_avail) /* * If bytes_avail > SFX_MIN_ADDR we do not have to call * __archive_read_seek() at this time since we have - * alredy had enough data. + * already had enough data. */ if (bytes_avail > SFX_MIN_ADDR) __archive_read_consume(a, SFX_MIN_ADDR); @@ -760,7 +760,7 @@ archive_read_format_7zip_read_header(struct archive_read *a, symsize += size; } if (symsize == 0) { - /* If there is no synname, handle it as a regular + /* If there is no symname, handle it as a regular * file. */ zip_entry->mode &= ~AE_IFMT; zip_entry->mode |= AE_IFREG; @@ -1056,10 +1056,7 @@ init_decompression(struct archive_read *a, struct _7zip *zip, #endif { lzma_options_delta delta_opt; - lzma_filter filters[LZMA_FILTERS_MAX]; -#if LZMA_VERSION < 50010000 - lzma_filter *ff; -#endif + lzma_filter filters[LZMA_FILTERS_MAX], *ff; int fi = 0; if (zip->lzstream_valid) { @@ -1144,9 +1141,7 @@ init_decompression(struct archive_read *a, struct _7zip *zip, else filters[fi].id = LZMA_FILTER_LZMA1; filters[fi].options = NULL; -#if LZMA_VERSION < 50010000 ff = &filters[fi]; -#endif r = lzma_properties_decode(&filters[fi], NULL, coder1->properties, (size_t)coder1->propertiesSize); if (r != LZMA_OK) { @@ -1158,9 +1153,7 @@ init_decompression(struct archive_read *a, struct _7zip *zip, filters[fi].id = LZMA_VLI_UNKNOWN; filters[fi].options = NULL; r = lzma_raw_decoder(&(zip->lzstream), filters); -#if LZMA_VERSION < 50010000 free(ff->options); -#endif if (r != LZMA_OK) { set_error(a, r); return (ARCHIVE_FAILED); @@ -2431,6 +2424,8 @@ read_Header(struct archive_read *a, struct _7z_header_info *h, switch (type) { case kEmptyStream: + if (h->emptyStreamBools != NULL) + return (-1); h->emptyStreamBools = calloc((size_t)zip->numFiles, sizeof(*h->emptyStreamBools)); if (h->emptyStreamBools == NULL) @@ -2451,6 +2446,8 @@ read_Header(struct archive_read *a, struct _7z_header_info *h, return (-1); break; } + if (h->emptyFileBools != NULL) + return (-1); h->emptyFileBools = calloc(empty_streams, sizeof(*h->emptyFileBools)); if (h->emptyFileBools == NULL) @@ -2465,6 +2462,8 @@ read_Header(struct archive_read *a, struct _7z_header_info *h, return (-1); break; } + if (h->antiBools != NULL) + return (-1); h->antiBools = calloc(empty_streams, sizeof(*h->antiBools)); if (h->antiBools == NULL) @@ -2491,6 +2490,8 @@ read_Header(struct archive_read *a, struct _7z_header_info *h, if ((ll & 1) || ll < zip->numFiles * 4) return (-1); + if (zip->entry_names != NULL) + return (-1); zip->entry_names = malloc(ll); if (zip->entry_names == NULL) return (-1); @@ -2543,6 +2544,8 @@ read_Header(struct archive_read *a, struct _7z_header_info *h, if ((p = header_bytes(a, 2)) == NULL) return (-1); allAreDefined = *p; + if (h->attrBools != NULL) + return (-1); h->attrBools = calloc((size_t)zip->numFiles, sizeof(*h->attrBools)); if (h->attrBools == NULL) @@ -3285,7 +3288,7 @@ read_stream(struct archive_read *a, const void **buff, size_t size, return (r); /* - * Skip the bytes we alrady has skipped in skip_stream(). + * Skip the bytes we already has skipped in skip_stream(). */ while (skip_bytes) { ssize_t skipped; @@ -3503,7 +3506,7 @@ setup_decode_folder(struct archive_read *a, struct _7z_folder *folder, return (ARCHIVE_FATAL); } - /* Allocate memory for the decorded data of a sub + /* Allocate memory for the decoded data of a sub * stream. */ b[i] = malloc((size_t)zip->folder_outbytes_remaining); if (b[i] == NULL) { @@ -3588,7 +3591,7 @@ skip_stream(struct archive_read *a, size_t skip_bytes) if (zip->folder_index == 0) { /* * Optimization for a list mode. - * Avoid unncecessary decoding operations. + * Avoid unnecessary decoding operations. */ zip->si.ci.folders[zip->entry->folderIndex].skipped_bytes += skip_bytes; |