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clang-format
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@kuba-- @thabetx
kuba-- authored and thabetx committed Sep 7, 2023
1 parent 3802b4d commit 813b98a
Showing 1 changed file with 44 additions and 32 deletions.
76 changes: 44 additions & 32 deletions src/zip.c
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Original file line number Diff line number Diff line change
Expand Up @@ -812,7 +812,8 @@ struct zip_t *zip_open(const char *zipname, int level, char mode) {
switch (mode) {
case 'w':
// Create a new archive.
if (!mz_zip_writer_init_file_v2(&(zip->archive), zipname, 0, MZ_ZIP_FLAG_WRITE_ZIP64)) {
if (!mz_zip_writer_init_file_v2(&(zip->archive), zipname, 0,
MZ_ZIP_FLAG_WRITE_ZIP64)) {
// Cannot initialize zip_archive writer
goto cleanup;
}
Expand Down Expand Up @@ -984,15 +985,18 @@ int zip_entry_open(struct zip_t *zip, const char *entryname) {
zip->entry.m_time = time(NULL);
mz_zip_time_t_to_dos_time(zip->entry.m_time, &dos_time, &dos_date);

// ZIP64 header with NULL sizes (sizes will be in the data descriptor, just after file data)
extra_size = mz_zip_writer_create_zip64_extra_data(extra_data, NULL, NULL, (local_dir_header_ofs >= MZ_UINT32_MAX) ? &local_dir_header_ofs : NULL);

if (!mz_zip_writer_create_local_dir_header(pzip, zip->entry.header, entrylen,
(mz_uint16)extra_size, 0, 0, 0,
zip->entry.method,
MZ_ZIP_GENERAL_PURPOSE_BIT_FLAG_UTF8
| MZ_ZIP_LDH_BIT_FLAG_HAS_LOCATOR,
dos_time, dos_date)) {
// ZIP64 header with NULL sizes (sizes will be in the data descriptor, just
// after file data)
extra_size = mz_zip_writer_create_zip64_extra_data(
extra_data, NULL, NULL,
(local_dir_header_ofs >= MZ_UINT32_MAX) ? &local_dir_header_ofs : NULL);

if (!mz_zip_writer_create_local_dir_header(
pzip, zip->entry.header, entrylen, (mz_uint16)extra_size, 0, 0, 0,
zip->entry.method,
MZ_ZIP_GENERAL_PURPOSE_BIT_FLAG_UTF8 |
MZ_ZIP_LDH_BIT_FLAG_HAS_LOCATOR,
dos_time, dos_date)) {
// Cannot create zip entry header
err = ZIP_EMEMSET;
goto cleanup;
Expand All @@ -1001,8 +1005,8 @@ int zip_entry_open(struct zip_t *zip, const char *entryname) {
zip->entry.header_offset = zip->entry.offset + num_alignment_padding_bytes;

if (pzip->m_pWrite(pzip->m_pIO_opaque, zip->entry.header_offset,
zip->entry.header,
sizeof(zip->entry.header)) != sizeof(zip->entry.header)) {
zip->entry.header,
sizeof(zip->entry.header)) != sizeof(zip->entry.header)) {
// Cannot write zip entry header
err = ZIP_EMEMSET;
goto cleanup;
Expand All @@ -1023,10 +1027,11 @@ int zip_entry_open(struct zip_t *zip, const char *entryname) {

zip->entry.offset += entrylen;

if (pzip->m_pWrite(pzip->m_pIO_opaque, zip->entry.offset, extra_data, extra_size) != extra_size) {
// Cannot write ZIP64 data to zip entry
err = ZIP_EWRTENT;
goto cleanup;
if (pzip->m_pWrite(pzip->m_pIO_opaque, zip->entry.offset, extra_data,
extra_size) != extra_size) {
// Cannot write ZIP64 data to zip entry
err = ZIP_EWRTENT;
goto cleanup;
}
zip->entry.offset += extra_size;

Expand Down Expand Up @@ -1175,30 +1180,37 @@ int zip_entry_close(struct zip_t *zip) {
MZ_WRITE_LE64(local_dir_footer + 16, zip->entry.uncomp_size);
local_dir_footer_size = MZ_ZIP_DATA_DESCRIPTER_SIZE64;

if (pzip->m_pWrite(pzip->m_pIO_opaque, zip->entry.offset,
local_dir_footer, local_dir_footer_size) != local_dir_footer_size) {
// Cannot write zip entry header
err = ZIP_EWRTHDR;
goto cleanup;
if (pzip->m_pWrite(pzip->m_pIO_opaque, zip->entry.offset, local_dir_footer,
local_dir_footer_size) != local_dir_footer_size) {
// Cannot write zip entry header
err = ZIP_EWRTHDR;
goto cleanup;
}
zip->entry.offset += local_dir_footer_size;

pExtra_data = extra_data;
extra_size = mz_zip_writer_create_zip64_extra_data(extra_data, (zip->entry.uncomp_size >= MZ_UINT32_MAX) ? &zip->entry.uncomp_size : NULL,
(zip->entry.comp_size >= MZ_UINT32_MAX) ? &zip->entry.comp_size : NULL,
(zip->entry.header_offset >= MZ_UINT32_MAX) ? &zip->entry.header_offset : NULL);
extra_size = mz_zip_writer_create_zip64_extra_data(
extra_data,
(zip->entry.uncomp_size >= MZ_UINT32_MAX) ? &zip->entry.uncomp_size
: NULL,
(zip->entry.comp_size >= MZ_UINT32_MAX) ? &zip->entry.comp_size : NULL,
(zip->entry.header_offset >= MZ_UINT32_MAX) ? &zip->entry.header_offset
: NULL);

if ((entrylen) && (zip->entry.name[entrylen - 1] == '/') && !zip->entry.uncomp_size) {
/* Set DOS Subdirectory attribute bit. */
zip->entry.external_attr |= MZ_ZIP_DOS_DIR_ATTRIBUTE_BITFLAG;
if ((entrylen) && (zip->entry.name[entrylen - 1] == '/') &&
!zip->entry.uncomp_size) {
/* Set DOS Subdirectory attribute bit. */
zip->entry.external_attr |= MZ_ZIP_DOS_DIR_ATTRIBUTE_BITFLAG;
}

if (!mz_zip_writer_add_to_central_dir(
pzip, zip->entry.name, entrylen, pExtra_data, (mz_uint16)extra_size, "", 0,
zip->entry.uncomp_size, zip->entry.comp_size, zip->entry.uncomp_crc32,
zip->entry.method, MZ_ZIP_GENERAL_PURPOSE_BIT_FLAG_UTF8 | MZ_ZIP_LDH_BIT_FLAG_HAS_LOCATOR,
dos_time, dos_date, zip->entry.header_offset, zip->entry.external_attr, NULL,
0)) {
pzip, zip->entry.name, entrylen, pExtra_data, (mz_uint16)extra_size,
"", 0, zip->entry.uncomp_size, zip->entry.comp_size,
zip->entry.uncomp_crc32, zip->entry.method,
MZ_ZIP_GENERAL_PURPOSE_BIT_FLAG_UTF8 |
MZ_ZIP_LDH_BIT_FLAG_HAS_LOCATOR,
dos_time, dos_date, zip->entry.header_offset,
zip->entry.external_attr, NULL, 0)) {
// Cannot write to zip central dir
err = ZIP_EWRTDIR;
goto cleanup;
Expand Down

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