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43 lines
957 B
43 lines
957 B
// SPDX-License-Identifier: GPL-2.0 |
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#include <stdio.h> |
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#include <string.h> |
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#include <inttypes.h> |
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#include <endian.h> |
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#include "event-parse.h" |
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/* |
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* From glibc endian.h, for older systems where it is not present, e.g.: RHEL5, |
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* Fedora6. |
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*/ |
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#ifndef le16toh |
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# if __BYTE_ORDER == __LITTLE_ENDIAN |
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# define le16toh(x) (x) |
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# else |
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# define le16toh(x) __bswap_16 (x) |
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# endif |
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#endif |
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static unsigned long long |
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process___le16_to_cpup(struct trace_seq *s, unsigned long long *args) |
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{ |
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uint16_t *val = (uint16_t *) (unsigned long) args[0]; |
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return val ? (long long) le16toh(*val) : 0; |
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} |
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int TEP_PLUGIN_LOADER(struct tep_handle *tep) |
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{ |
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tep_register_print_function(tep, |
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process___le16_to_cpup, |
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TEP_FUNC_ARG_INT, |
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"__le16_to_cpup", |
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TEP_FUNC_ARG_PTR, |
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TEP_FUNC_ARG_VOID); |
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return 0; |
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} |
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void TEP_PLUGIN_UNLOADER(struct tep_handle *tep) |
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{ |
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tep_unregister_print_function(tep, process___le16_to_cpup, |
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"__le16_to_cpup"); |
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}
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