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41 lines
868 B
C
41 lines
868 B
C
#include "bdm-semihost.h"
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#include "bdm-gdb.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <stdarg.h>
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#include <string.h>
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#include <errno.h>
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/*
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* open -- Open a file.
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* input parameters:
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* 0 : fname ptr
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* 1 : fname length
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* 2 : flags
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* 3 : mode
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* output parameters:
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* 0 : result
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* 1 : errno
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*/
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int open (const char *fname, int flags, ...)
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{
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gdb_parambuf_t parameters;
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parameters[0] = (uint32_t) fname;
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parameters[1] = strlen (fname) + 1;
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parameters[2] = convert_to_gdb_open_flags (flags);
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if (flags & O_CREAT)
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{
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va_list ap;
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va_start (ap, flags);
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parameters[3] = convert_to_gdb_mode_t (va_arg (ap, mode_t));
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va_end (ap);
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}
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else
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parameters[3] = 0;
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BDM_TRAP (BDM_OPEN, (uint32_t)parameters);
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errno = convert_from_gdb_errno (parameters[1]);
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return parameters[0];
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}
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