2e509336c7
- Added `icmp_checksum`. - Added `icmp_get_time`. - Created unit tests for checksum and time. - Set `-D_POSIX_C_SOURCE=199309L` in CPPFLAGS for clock_gettime support.
16 lines
408 B
C
16 lines
408 B
C
#ifndef ICMP_UTILS_H
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#define ICMP_UTILS_H
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#include <stdint.h>
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#include <stddef.h>
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#include <time.h>
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/* Checksum calculation (RFC 1071) */
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uint16_t icmp_checksum(const void *data, size_t len);
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/* Time helpers - return 0 on success, -1 on error */
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int icmp_get_time(struct timespec *ts);
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int64_t icmp_time_diff_ns(const struct timespec *start,
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const struct timespec *end);
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#endif
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