73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
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/* os-libcdio.h
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Operating system specific libburn definitions and declarations. Included
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by os.h in case of compilation for
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Unknown X/Open-like systems
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with GNU libcdio MMC transport adapter sg-libcdio.c
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Copyright (C) 2009 Thomas Schmitt <scdbackup@gmx.net>, provided under GPLv2+
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*/
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/** List of all signals which shall be caught by signal handlers and trigger
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a graceful abort of libburn. (See man 7 signal.)
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*/
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/* Once as system defined macros */
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#define BURN_OS_SIGNAL_MACRO_LIST \
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SIGHUP, SIGINT, SIGQUIT, SIGILL, SIGABRT, \
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SIGFPE, SIGSEGV, SIGPIPE, SIGALRM, SIGTERM, \
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SIGUSR1, SIGUSR2, SIGXCPU, SIGTSTP, SIGTTIN, \
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SIGTTOU
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/* Once as text 1:1 list of strings for messages and interpreters */
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#define BURN_OS_SIGNAL_NAME_LIST \
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"SIGHUP", "SIGINT", "SIGQUIT", "SIGILL", "SIGABRT", \
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"SIGFPE", "SIGSEGV", "SIGPIPE", "SIGALRM", "SIGTERM", \
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"SIGUSR1", "SIGUSR2", "SIGXCPU", "SIGTSTP", "SIGTTIN", \
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"SIGTTOU"
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/* The number of above list items */
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#define BURN_OS_SIGNAL_COUNT 16
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/** To list all signals which shall surely not be caught */
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#define BURN_OS_NON_SIGNAL_MACRO_LIST \
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SIGKILL, SIGCHLD, SIGSTOP
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/* The number of above list items */
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#define BURN_OS_NON_SIGNAL_COUNT 3
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/* The maximum size for a (SCSI) i/o transaction */
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/* Important : MUST be at least 32768 ! */
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/* My Blu-ray burner LG GGW-H20 writes junk if stream recording is combined
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with buffer size 32 kB. So stream recording is allowed only with size 64k.
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This makes it worth to have a special case for GNU/Linux buffer size here.
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*/
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#ifdef __linux
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#define BURN_OS_TRANSPORT_BUFFER_SIZE 65536
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#else
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/* (It might be risky to use 64k. FreeBSD is said to can only 32k.) */
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#define BURN_OS_TRANSPORT_BUFFER_SIZE 32768
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#endif
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/* To hold the position of the most recently delivered address from
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device enumeration.
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*/
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struct burn_drive_enumerator_struct {
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char **ppsz_cd_drives;
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char **pos;
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};
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#define BURN_OS_DEFINE_DRIVE_ENUMERATOR_T \
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typedef struct burn_drive_enumerator_struct burn_drive_enumerator_t;
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/* The list of operating system dependent elements in struct burn_drive.
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Usually they are initialized in sg-*.c:enumerate_common().
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*/
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#define BURN_OS_TRANSPORT_DRIVE_ELEMENTS \
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void *p_cdio; /* actually a pointer to CdIo_t */ \
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char libcdio_name[4096]; /* The drive path as used by libcdio */ \
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