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32 lines
526 B
C
32 lines
526 B
C
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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 <errno.h>
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#include "sysfs_utils.h"
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#include "usbip_common.h"
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int write_sysfs_attribute(const char *attr_path, const char *new_value,
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size_t len)
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{
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int fd;
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int length;
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fd = open(attr_path, O_WRONLY);
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if (fd < 0) {
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dbg("error opening attribute %s", attr_path);
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return -1;
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}
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length = write(fd, new_value, len);
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if (length < 0) {
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dbg("error writing to attribute %s", attr_path);
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close(fd);
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return -1;
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}
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close(fd);
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return 0;
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}
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