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author | 2015-11-08 12:56:12 +0100 | |
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committer | 2015-11-08 12:56:12 +0100 | |
commit | 7c19aac60e12d6f5ea301bdb34d7826a01e0b06f (patch) | |
tree | f310d86aa2c6bfc19d115307dedde4eb0cd52dad /src/lib/util/harddisk.c | |
parent | a57b46ae933badd7441ce1644711dbb851e2b504 (diff) |
Rename *.c -> *.cpp in our source (nw)
Diffstat (limited to 'src/lib/util/harddisk.c')
-rw-r--r-- | src/lib/util/harddisk.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/src/lib/util/harddisk.c b/src/lib/util/harddisk.c deleted file mode 100644 index b1082f3234f..00000000000 --- a/src/lib/util/harddisk.c +++ /dev/null @@ -1,161 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Aaron Giles -/*************************************************************************** - - hardisk.c - - Generic MAME hard disk implementation, with differencing files - -***************************************************************************/ - -#include <assert.h> - -#include "harddisk.h" - -#include <stdlib.h> - - -/*************************************************************************** - TYPE DEFINITIONS -***************************************************************************/ - -struct hard_disk_file -{ - chd_file * chd; /* CHD file */ - hard_disk_info info; /* hard disk info */ -}; - - - -/*************************************************************************** - CORE IMPLEMENTATION -***************************************************************************/ - -/*------------------------------------------------- - hard_disk_open - open a hard disk handle, - given a chd_file --------------------------------------------------*/ - -hard_disk_file *hard_disk_open(chd_file *chd) -{ - int cylinders, heads, sectors, sectorbytes; - hard_disk_file *file; - std::string metadata; - chd_error err; - - /* punt if no CHD */ - if (chd == NULL) - return NULL; - - /* read the hard disk metadata */ - err = chd->read_metadata(HARD_DISK_METADATA_TAG, 0, metadata); - if (err != CHDERR_NONE) - return NULL; - - /* parse the metadata */ - if (sscanf(metadata.c_str(), HARD_DISK_METADATA_FORMAT, &cylinders, &heads, §ors, §orbytes) != 4) - return NULL; - - /* allocate memory for the hard disk file */ - file = (hard_disk_file *)malloc(sizeof(hard_disk_file)); - if (file == NULL) - return NULL; - - /* fill in the data */ - file->chd = chd; - file->info.cylinders = cylinders; - file->info.heads = heads; - file->info.sectors = sectors; - file->info.sectorbytes = sectorbytes; - return file; -} - - -/*------------------------------------------------- - hard_disk_close - close a hard disk handle --------------------------------------------------*/ - -void hard_disk_close(hard_disk_file *file) -{ - free(file); -} - - -/*------------------------------------------------- - hard_disk_get_chd - get a handle to a CHD - from a hard disk --------------------------------------------------*/ - -chd_file *hard_disk_get_chd(hard_disk_file *file) -{ - return file->chd; -} - - -/*------------------------------------------------- - hard_disk_get_info - return information about - a hard disk --------------------------------------------------*/ - -/** - * @fn hard_disk_info *hard_disk_get_info(hard_disk_file *file) - * - * @brief Hard disk get information. - * - * @param [in,out] file If non-null, the file. - * - * @return null if it fails, else a hard_disk_info*. - */ - -hard_disk_info *hard_disk_get_info(hard_disk_file *file) -{ - return &file->info; -} - - -/*------------------------------------------------- - hard_disk_read - read sectors from a hard - disk --------------------------------------------------*/ - -/** - * @fn UINT32 hard_disk_read(hard_disk_file *file, UINT32 lbasector, void *buffer) - * - * @brief Hard disk read. - * - * @param [in,out] file If non-null, the file. - * @param lbasector The lbasector. - * @param [in,out] buffer If non-null, the buffer. - * - * @return An UINT32. - */ - -UINT32 hard_disk_read(hard_disk_file *file, UINT32 lbasector, void *buffer) -{ - chd_error err = file->chd->read_units(lbasector, buffer); - return (err == CHDERR_NONE); -} - - -/*------------------------------------------------- - hard_disk_write - write sectors to a hard - disk --------------------------------------------------*/ - -/** - * @fn UINT32 hard_disk_write(hard_disk_file *file, UINT32 lbasector, const void *buffer) - * - * @brief Hard disk write. - * - * @param [in,out] file If non-null, the file. - * @param lbasector The lbasector. - * @param buffer The buffer. - * - * @return An UINT32. - */ - -UINT32 hard_disk_write(hard_disk_file *file, UINT32 lbasector, const void *buffer) -{ - chd_error err = file->chd->write_units(lbasector, buffer); - return (err == CHDERR_NONE); -} |