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2 weeks ago
{% set counter = event_start %}
{%- for event in events %}
#define EVENT_ID_{{ event.name }} ({{ counter + loop.index }})
struct event_{{ event.name }}
{
{%- for field in event.fields %}
{%- if field.size %}
{{ field.type }} {{ field.name }}[{{ field.size }}];
{%- else %}
{{ field.type }} {{ field.name }};
{%- endif %}
{%- endfor %}
};
void event_trace_{{ event.name }}(
{%- for field in event.fields %}
{%- if field.size or field.pass_by == "ptr" %}
const {{ field.type }} * {{ field.name }}{%- if not loop.last %}, {% endif %}
{%- else %}
{{ field.type }} {{ field.name }}{%- if not loop.last %}, {% endif %}
{%- endif %}
{%- endfor %}
)
{
struct event_{{ event.name }} d;
{%- for field in event.fields %}
{%- if field.size %}
strncpy(d.{{ field.name }}, {{ field.name }}, sizeof(d.{{ field.name }}) - 1);
d.{{ field.name }}[sizeof(d.{{ field.name }}) - 1] = '\0';
{%- elif "const char*" == field.type %}
strncpy(d.{{ field.name }}, {{ field.name }}, sizeof(d.{{ field.name }}) - 1);
d.{{ field.name }}[sizeof(d.{{ field.name }}) - 1] = '\0';
{%- elif field.pass_by == "ptr" %}
d.{{ field.name }} = *{{ field.name }};
{%- else %}
d.{{ field.name }} = {{ field.name }};
{%- endif %}
{%- endfor %}
eventlog_emit_event_struct(eventlog_get_timestamp(), EVENT_ID_{{ event.name }}, &d, sizeof(d));
}
void print_{{ event.name }}(const void* data, char* buf, size_t buf_size)
{
const struct event_{{ event.name }}* d = (const struct event_{{ event.name }}*)data;
{%- set format_parts = [] %}
{%- set args = [] %}
{%- set unknown = false %}
{%- for field in event.fields %}
{%- if field.converter %}
{%- set _ = format_parts.append(field.format) %}
{%- if field.pass_by == "ptr" %}
{%- set _ = args.append(field.converter + "(&d->" + field.name + ")") %}
{%- else %}
{%- set _ = args.append(field.converter + "(d->" + field.name + ")") %}
{%- endif %}
{%- elif "uint64_t" == field.type %}
{%- set _ = format_parts.append("%llu") %}
{%- elif "int64_t" == field.type %}
{%- set _ = format_parts.append("%lld") %}
{%- elif "uint32_t" == field.type %}
{%- set _ = format_parts.append("%u") %}
{%- elif "int32_t" == field.type %}
{%- set _ = format_parts.append("%d") %}
{%- elif "uint16_t" == field.type %}
{%- set _ = format_parts.append("%u") %}
{%- elif "int16_t" == field.type %}
{%- set _ = format_parts.append("%d") %}
{%- elif "uint8_t" == field.type %}
{%- set _ = format_parts.append("%u") %}
{%- elif "int8_t" == field.type %}
{%- set _ = format_parts.append("%d") %}
{%- elif "char" == field.type and not field.size %}
{%- set _ = format_parts.append("%c") %}
{%- elif "int" == field.type %}
{%- set _ = format_parts.append("%d") %}
{%- elif "unsigned" == field.type %}
{%- set _ = format_parts.append("%u") %}
{%- elif "char[" in field.type or (field.size and field.type == "char") %}
{%- set _ = format_parts.append("%s") %}
{%- elif "const char*" == field.type %}
{%- set _ = format_parts.append("%s") %}
{%- elif "void*" == field.type %}
{%- set _ = format_parts.append("%p") %}
{%- else %}
{%- set _ = format_parts.append("%s") %}
{%- set unknown = true %}
{%- endif %}
{%- if not unknown %}
{%- if not field.converter and field.pass_by == "ptr" %}
{%- set _ = args.append("&d->" + field.name) %}
{%- else %}
{%- set _ = args.append("d->" +field.name) %}
{%- endif %}
{%- else %}
{%- set _ = args.append("\"<unknown>\"") %}
{%- endif %}
{%- endfor %}
snprintf(buf, buf_size, "{{ event.name }}({{ format_parts|join(', ') }})", {{ args|join(', ') }});
}
{%- endfor %}