39 lines
919 B
Objective-C
39 lines
919 B
Objective-C
#import "ArrayUtil.h"
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#import "Constraints.h"
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@implementation NSArray (Util)
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-(NSData*)ows_toUint8Data {
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NSUInteger n = self.count;
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uint8_t x[n];
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for (NSUInteger i = 0; i < n; i++) {
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x[i] = [(NSNumber*)self[i] unsignedCharValue];
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}
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return [NSData dataWithBytes:x length:n];
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}
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-(NSData*)ows_concatDatas {
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NSUInteger t = 0;
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for (id d in self) {
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require([d isKindOfClass:NSData.class]);
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t += [(NSData*)d length];
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}
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NSMutableData* result = [NSMutableData dataWithLength:t];
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uint8_t* dst = [result mutableBytes];
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for (NSData* d in self) {
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memcpy(dst, [d bytes], d.length);
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dst += d.length;
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}
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return result;
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}
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-(NSArray*)ows_concatArrays {
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NSMutableArray* r = [NSMutableArray array];
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for (id e in self) {
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require([e isKindOfClass:NSArray.class]);
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[r addObjectsFromArray:e];
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}
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return r;
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}
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@end
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