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tools: make v test-cleancode
test everything by default (#10050)
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@ -4,6 +4,7 @@
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module rand
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#include <sys/syscall.h>
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const (
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read_batch_size = 256
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)
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@ -15,7 +16,11 @@ pub fn read(bytes_needed int) ?[]byte {
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mut remaining_bytes := bytes_needed
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// getrandom syscall wont block if requesting <= 256 bytes
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for bytes_read < bytes_needed {
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batch_size := if remaining_bytes > read_batch_size { read_batch_size } else { remaining_bytes }
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batch_size := if remaining_bytes > rand.read_batch_size {
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rand.read_batch_size
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} else {
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remaining_bytes
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}
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rbytes := unsafe { getrandom(batch_size, buffer + bytes_read) }
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if rbytes == -1 {
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unsafe { free(buffer) }
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@ -23,12 +28,12 @@ pub fn read(bytes_needed int) ?[]byte {
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}
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bytes_read += rbytes
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}
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return unsafe {buffer.vbytes(bytes_needed)}
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return unsafe { buffer.vbytes(bytes_needed) }
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}
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fn getrandom(bytes_needed int, buffer voidptr) int {
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if bytes_needed > read_batch_size {
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panic('getrandom() dont request more than $read_batch_size bytes at once.')
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if bytes_needed > rand.read_batch_size {
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panic('getrandom() dont request more than $rand.read_batch_size bytes at once.')
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}
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return unsafe { C.syscall(C.SYS_getrandom, buffer, bytes_needed, 0) }
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}
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