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gerrit.openbmc.org / openbmc / libpldm / c347201ca04eb9223a9902fa6bd3ec4abace56e9 / . / src / msgbuf / platform.h
blob: 217962ee342687e1aa56eafb48037675ede8ae95 [file] [log] [blame]
Patrick Williams691668f2023-11-01 08:19:10 -0500[diff] [blame]1/* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later */
Andrew Jeffery7992eb82023-04-06 16:13:53 +0930[diff] [blame]2#ifndef PLDM_MSGBUF_PLATFORM_H
3#define PLDM_MSGBUF_PLATFORM_H
4
5#include "../msgbuf.h"
6#include <libpldm/base.h>
7#include <libpldm/platform.h>
8
9static inline int
10pldm_msgbuf_extract_value_pdr_hdr(struct pldm_msgbuf *ctx,
11 struct pldm_value_pdr_hdr *hdr)
12{
13 pldm_msgbuf_extract(ctx, &hdr->record_handle);
14 pldm_msgbuf_extract(ctx, &hdr->version);
15 pldm_msgbuf_extract(ctx, &hdr->type);
16 pldm_msgbuf_extract(ctx, &hdr->record_change_num);
17 pldm_msgbuf_extract(ctx, &hdr->length);
18
19 return pldm_msgbuf_validate(ctx);
20}
21
22/*
23 * We use __attribute__((always_inline)) below so the compiler has visibility of
24 * the switch() at the call site. It is often the case that the size of multiple
25 * fields depends on the tag. Inlining thus gives the compiler visibility to
26 * hoist one tag-based code-path condition to cover all invocations.
27 */
28
29__attribute__((always_inline)) static inline int
30pldm_msgbuf_extract_sensor_data(struct pldm_msgbuf *ctx,
31 enum pldm_sensor_readings_data_type tag,
32 union_sensor_data_size *dst)
33{
34 switch (tag) {
35 case PLDM_SENSOR_DATA_SIZE_UINT8:
36 return pldm_msgbuf_extract(ctx, &dst->value_u8);
37 case PLDM_SENSOR_DATA_SIZE_SINT8:
38 return pldm_msgbuf_extract(ctx, &dst->value_s8);
39 case PLDM_SENSOR_DATA_SIZE_UINT16:
40 return pldm_msgbuf_extract(ctx, &dst->value_u16);
41 case PLDM_SENSOR_DATA_SIZE_SINT16:
42 return pldm_msgbuf_extract(ctx, &dst->value_s16);
43 case PLDM_SENSOR_DATA_SIZE_UINT32:
44 return pldm_msgbuf_extract(ctx, &dst->value_u32);
45 case PLDM_SENSOR_DATA_SIZE_SINT32:
46 return pldm_msgbuf_extract(ctx, &dst->value_s32);
47 }
48
49 return -PLDM_ERROR_INVALID_DATA;
50}
51
Andrew Jeffery840b1402023-04-13 23:54:44 +0930[diff] [blame]52/*
53 * This API is bad, but it's because the caller's APIs are also bad. They should
54 * have used the approach used by callers of pldm_msgbuf_extract_sensor_data()
55 * above
56 */
57__attribute__((always_inline)) static inline int
58pldm_msgbuf_extract_sensor_value(struct pldm_msgbuf *ctx,
Thu Nguyencd07fec2023-11-10 16:15:09 +0700[diff] [blame]59 enum pldm_sensor_readings_data_type tag,
60 uint8_t *val)
Andrew Jeffery840b1402023-04-13 23:54:44 +0930[diff] [blame]61{
62 switch (tag) {
63 case PLDM_SENSOR_DATA_SIZE_UINT8:
64 return pldm_msgbuf_extract_uint8(ctx, (uint8_t *)val);
65 case PLDM_SENSOR_DATA_SIZE_SINT8:
66 return pldm_msgbuf_extract_int8(ctx, (int8_t *)val);
67 case PLDM_SENSOR_DATA_SIZE_UINT16:
68 return pldm_msgbuf_extract_uint16(ctx, (uint16_t *)val);
69 case PLDM_SENSOR_DATA_SIZE_SINT16:
70 return pldm_msgbuf_extract_int16(ctx, (int16_t *)val);
71 case PLDM_SENSOR_DATA_SIZE_UINT32:
72 return pldm_msgbuf_extract_uint32(ctx, (uint32_t *)val);
73 case PLDM_SENSOR_DATA_SIZE_SINT32:
74 return pldm_msgbuf_extract_int32(ctx, (int32_t *)val);
75 }
76
77 return -PLDM_ERROR_INVALID_DATA;
78}
79
Andrew Jeffery7992eb82023-04-06 16:13:53 +0930[diff] [blame]80__attribute__((always_inline)) static inline int
81pldm_msgbuf_extract_range_field_format(struct pldm_msgbuf *ctx,
82 enum pldm_range_field_format tag,
83 union_range_field_format *dst)
84{
85 switch (tag) {
86 case PLDM_RANGE_FIELD_FORMAT_UINT8:
87 return pldm_msgbuf_extract(ctx, &dst->value_u8);
88 case PLDM_RANGE_FIELD_FORMAT_SINT8:
89 return pldm_msgbuf_extract(ctx, &dst->value_s8);
90 case PLDM_RANGE_FIELD_FORMAT_UINT16:
91 return pldm_msgbuf_extract(ctx, &dst->value_u16);
92 case PLDM_RANGE_FIELD_FORMAT_SINT16:
93 return pldm_msgbuf_extract(ctx, &dst->value_s16);
94 case PLDM_RANGE_FIELD_FORMAT_UINT32:
95 return pldm_msgbuf_extract(ctx, &dst->value_u32);
96 case PLDM_RANGE_FIELD_FORMAT_SINT32:
97 return pldm_msgbuf_extract(ctx, &dst->value_s32);
98 case PLDM_RANGE_FIELD_FORMAT_REAL32:
99 return pldm_msgbuf_extract(ctx, &dst->value_f32);
100 }
101
102 return -PLDM_ERROR_INVALID_DATA;
103}
104
Andrew Jeffery3884c442023-04-12 11:13:24 +0930[diff] [blame]105/* This API is bad, but it's because the caller's APIs are also bad */
106__attribute__((always_inline)) static inline int
107pldm_msgbuf_extract_effecter_value(struct pldm_msgbuf *ctx,
108 enum pldm_effecter_data_size tag,
109 uint8_t *val)
110{
111 switch (tag) {
112 case PLDM_EFFECTER_DATA_SIZE_UINT8:
113 return pldm_msgbuf_extract_uint8(ctx, (uint8_t *)val);
114 case PLDM_EFFECTER_DATA_SIZE_SINT8:
115 return pldm_msgbuf_extract_int8(ctx, (int8_t *)val);
116 case PLDM_EFFECTER_DATA_SIZE_UINT16:
117 return pldm_msgbuf_extract_uint16(ctx, (uint16_t *)val);
118 case PLDM_EFFECTER_DATA_SIZE_SINT16:
119 return pldm_msgbuf_extract_int16(ctx, (int16_t *)val);
120 case PLDM_EFFECTER_DATA_SIZE_UINT32:
121 return pldm_msgbuf_extract_uint32(ctx, (uint32_t *)val);
122 case PLDM_EFFECTER_DATA_SIZE_SINT32:
123 return pldm_msgbuf_extract_int32(ctx, (int32_t *)val);
124 }
125
126 return -PLDM_ERROR_INVALID_DATA;
127}
128
Andrew Jeffery7992eb82023-04-06 16:13:53 +0930[diff] [blame]129#endif