wangdequan/linuxcncWebWASM
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Make machine configuration authoritative and restore native checkpoints exactly

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wangdequan
2026-09-18 09:09:41 +08:00
parent 6a69511276
commit 4a568f1f4c
94 changed files with 10882 additions and 301 deletions
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17
wasm-core/src/sim_api.c
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@@ -11,6 +11,23 @@ typedef struct {
static sim_state state;
#ifndef SIM_CHECKPOINT_BUILD_ID
#define SIM_CHECKPOINT_BUILD_ID "unversioned"
#endif
const char *sim_checkpoint_build_id(void) { return SIM_CHECKPOINT_BUILD_ID; }
uint32_t sim_core_checkpoint_size(void) { return sizeof(state); }
int32_t sim_core_checkpoint_export(uint8_t *output, uint32_t capacity) {
if (output == NULL || capacity != sizeof(state)) return SIM_ERR_INVALID_ARGUMENT;
memcpy(output, &state, sizeof(state)); return SIM_OK;
}
int32_t sim_core_checkpoint_restore(const uint8_t *input, uint32_t length) {
if (input == NULL || length != sizeof(state)) return SIM_ERR_INVALID_ARGUMENT;
const sim_state *saved = (const sim_state *)input;
if (saved->created > 1 || saved->loaded > 1 || saved->pending_event > 1) return SIM_ERR_INVALID_ARGUMENT;
memcpy(&state, saved, sizeof(state)); return SIM_OK;
}
static int valid_buffer(const uint8_t *data, uint32_t len) {
return len == 0 || data != NULL;
}