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Diffstat (limited to 'src/lib/util/chd.h')
-rw-r--r--src/lib/util/chd.h12
1 files changed, 5 insertions, 7 deletions
diff --git a/src/lib/util/chd.h b/src/lib/util/chd.h
index ecf9ae6fb7d..9ea40bb9136 100644
--- a/src/lib/util/chd.h
+++ b/src/lib/util/chd.h
@@ -2,8 +2,6 @@
// copyright-holders:Aaron Giles
/***************************************************************************
- chd.h
-
MAME Compressed Hunks of Data file format
***************************************************************************/
@@ -374,10 +372,10 @@ private:
// inline helpers
util::sha1_t be_read_sha1(const uint8_t *base) const noexcept;
void be_write_sha1(uint8_t *base, util::sha1_t value) noexcept;
- void file_read(uint64_t offset, void *dest, uint32_t length) const;
- void file_write(uint64_t offset, const void *source, uint32_t length);
+ std::error_condition file_read(uint64_t offset, void *dest, uint32_t length) const noexcept;
+ std::error_condition file_write(uint64_t offset, const void *source, uint32_t length) noexcept;
uint64_t file_append(const void *source, uint32_t length, uint32_t alignment = 0);
- uint8_t bits_for_value(uint64_t value);
+ static uint8_t bits_for_value(uint64_t value) noexcept;
// internal helpers
uint32_t guess_unitbytes();
@@ -389,12 +387,12 @@ private:
std::error_condition create_common();
std::error_condition open_common(bool writeable, const open_parent_func &open_parent);
void create_open_common();
- void verify_proper_compression_append(uint32_t hunknum);
+ std::error_condition verify_proper_compression_append(uint32_t hunknum) const noexcept;
void hunk_write_compressed(uint32_t hunknum, int8_t compression, const uint8_t *compressed, uint32_t complength, util::crc16_t crc16);
void hunk_copy_from_self(uint32_t hunknum, uint32_t otherhunk);
void hunk_copy_from_parent(uint32_t hunknum, uint64_t parentunit);
std::error_condition metadata_find(chd_metadata_tag metatag, int32_t metaindex, metadata_entry &metaentry, bool resume = false) const noexcept;
- void metadata_set_previous_next(uint64_t prevoffset, uint64_t nextoffset);
+ std::error_condition metadata_set_previous_next(uint64_t prevoffset, uint64_t nextoffset) noexcept;
void metadata_update_hash();
static int CLIB_DECL metadata_hash_compare(const void *elem1, const void *elem2);