nodemcu-firmware/components/modules/heaptrace.c

85 lines
1.8 KiB
C

#include "module.h"
#include "lauxlib.h"
#include "esp_heap_trace.h"
static heap_trace_record_t *buffer = NULL;
static int lht_init(lua_State *L)
{
int records = luaL_checkint(L, 1);
if (records <= 0)
return luaL_error(L, "invalid trace buffer size");
heap_trace_stop();
free(buffer);
buffer = calloc(sizeof(heap_trace_record_t), records);
if (!buffer)
return luaL_error(L, "out of memory");
esp_err_t err = heap_trace_init_standalone(buffer, records);
if (err != ESP_OK)
return luaL_error(L, "failed to init heap tracing; code %d", err);
return 0;
}
static int lht_start(lua_State *L)
{
esp_err_t err;
switch(luaL_checkint(L, 1))
{
case HEAP_TRACE_ALL: err = heap_trace_start(HEAP_TRACE_ALL); break;
case HEAP_TRACE_LEAKS: err = heap_trace_start(HEAP_TRACE_LEAKS); break;
default: return luaL_error(L, "invalid trace mode");
}
if (err != ESP_OK)
return luaL_error(L, "failed to start heap tracing; code %d", err);
return 0;
}
static int lht_stop(lua_State *L)
{
esp_err_t err = heap_trace_stop();
if (err != ESP_OK)
return luaL_error(L, "failed to stop heap tracing; code %d", err);
return 0;
}
static int lht_resume(lua_State *L)
{
esp_err_t err = heap_trace_resume();
if (err != ESP_OK)
return luaL_error(L, "failed to resume heap tracing; code %d", err);
return 0;
}
static int lht_dump(lua_State *L)
{
(void)L;
heap_trace_dump();
return 0;
}
LROT_BEGIN(heaptrace, NULL, 0)
LROT_FUNCENTRY( init, lht_init )
LROT_FUNCENTRY( start, lht_start )
LROT_FUNCENTRY( stop, lht_stop )
LROT_FUNCENTRY( resume, lht_resume )
LROT_FUNCENTRY( dump, lht_dump )
LROT_NUMENTRY( TRACE_ALL, HEAP_TRACE_ALL )
LROT_NUMENTRY( TRACE_LEAKS, HEAP_TRACE_LEAKS )
LROT_END(heaptrace, NULL, 0)
NODEMCU_MODULE(HEAPTRACE, "heaptrace", heaptrace, NULL);