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https://github.com/pi-hole/FTL.git
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Mcat12
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/* Pi-hole: A black hole for Internet advertisements
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* (c) 2017 Pi-hole, LLC (https://pi-hole.net)
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* Network-wide ad blocking via your own hardware.
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*
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* FTL Engine
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* MessagePack serialization
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*
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* This file is copyright under the latest version of the EUPL.
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* Please see LICENSE file for your rights under this license. */
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#include "FTL.h"
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#include "api.h"
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void pack_eom(int sock) {
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// This byte is explicitly never used in the MessagePack spec, so it is perfect to use as an EOM for this API.
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unsigned char eom = 0xc1;
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write(sock, &eom, sizeof(eom));
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}
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void pack_number(int sock, unsigned char format, void *value, size_t size) {
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write(sock, &format, sizeof(format));
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write(sock, value, size);
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}
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void pack_int(int sock, int value) {
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uint32_t bigEValue = htonl((uint32_t) value);
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pack_number(sock, 0xd2, &bigEValue, sizeof(bigEValue));
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}
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void pack_float(int sock, float value) {
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// Need to use memcpy to do a direct copy without reinterpreting the bytes. It should get optimized away.
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uint32_t bigEValue;
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memcpy(&bigEValue, &value, sizeof(bigEValue));
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bigEValue = htonl(bigEValue);
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pack_number(sock, 0xca, &bigEValue, sizeof(bigEValue));
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}
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void pack_unsigned_char(int sock, unsigned char value) {
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pack_number(sock, 0xcc, &value, sizeof(value));
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}
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