diff options
Diffstat (limited to 'migration/savevm.c')
| -rw-r--r-- | migration/savevm.c | 53 |
1 files changed, 28 insertions, 25 deletions
diff --git a/migration/savevm.c b/migration/savevm.c index 5f937a2762..138a96de4d 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -42,6 +42,7 @@ #include "postcopy-ram.h" #include "qapi/error.h" #include "qapi/qapi-commands-migration.h" +#include "qapi/qmp/json-writer.h" #include "qapi/qmp/qerror.h" #include "qemu/error-report.h" #include "sysemu/cpus.h" @@ -58,7 +59,6 @@ #include "sysemu/runstate.h" #include "sysemu/sysemu.h" #include "sysemu/xen.h" -#include "qjson.h" #include "migration/colo.h" #include "qemu/bitmap.h" #include "net/announce.h" @@ -209,7 +209,7 @@ static int get_timer(QEMUFile *f, void *pv, size_t size, } static int put_timer(QEMUFile *f, void *pv, size_t size, - const VMStateField *field, QJSON *vmdesc) + const VMStateField *field, JSONWriter *vmdesc) { QEMUTimer *v = pv; timer_put(f, v); @@ -406,7 +406,7 @@ static int get_capability(QEMUFile *f, void *pv, size_t size, } static int put_capability(QEMUFile *f, void *pv, size_t size, - const VMStateField *field, QJSON *vmdesc) + const VMStateField *field, JSONWriter *vmdesc) { MigrationCapability *capability = pv; const char *capability_str = MigrationCapability_str(*capability); @@ -884,7 +884,8 @@ static int vmstate_load(QEMUFile *f, SaveStateEntry *se) return vmstate_load_state(f, se->vmsd, se->opaque, se->load_version_id); } -static void vmstate_save_old_style(QEMUFile *f, SaveStateEntry *se, QJSON *vmdesc) +static void vmstate_save_old_style(QEMUFile *f, SaveStateEntry *se, + JSONWriter *vmdesc) { int64_t old_offset, size; @@ -893,18 +894,19 @@ static void vmstate_save_old_style(QEMUFile *f, SaveStateEntry *se, QJSON *vmdes size = qemu_ftell_fast(f) - old_offset; if (vmdesc) { - json_prop_int(vmdesc, "size", size); - json_start_array(vmdesc, "fields"); - json_start_object(vmdesc, NULL); - json_prop_str(vmdesc, "name", "data"); - json_prop_int(vmdesc, "size", size); - json_prop_str(vmdesc, "type", "buffer"); - json_end_object(vmdesc); - json_end_array(vmdesc); + json_writer_int64(vmdesc, "size", size); + json_writer_start_array(vmdesc, "fields"); + json_writer_start_object(vmdesc, NULL); + json_writer_str(vmdesc, "name", "data"); + json_writer_int64(vmdesc, "size", size); + json_writer_str(vmdesc, "type", "buffer"); + json_writer_end_object(vmdesc); + json_writer_end_array(vmdesc); } } -static int vmstate_save(QEMUFile *f, SaveStateEntry *se, QJSON *vmdesc) +static int vmstate_save(QEMUFile *f, SaveStateEntry *se, + JSONWriter *vmdesc) { trace_vmstate_save(se->idstr, se->vmsd ? se->vmsd->name : "(old)"); if (!se->vmsd) { @@ -1357,14 +1359,15 @@ int qemu_savevm_state_complete_precopy_non_iterable(QEMUFile *f, bool in_postcopy, bool inactivate_disks) { - g_autoptr(QJSON) vmdesc = NULL; + g_autoptr(JSONWriter) vmdesc = NULL; int vmdesc_len; SaveStateEntry *se; int ret; - vmdesc = qjson_new(); - json_prop_int(vmdesc, "page_size", qemu_target_page_size()); - json_start_array(vmdesc, "devices"); + vmdesc = json_writer_new(false); + json_writer_start_object(vmdesc, NULL); + json_writer_int64(vmdesc, "page_size", qemu_target_page_size()); + json_writer_start_array(vmdesc, "devices"); QTAILQ_FOREACH(se, &savevm_state.handlers, entry) { if ((!se->ops || !se->ops->save_state) && !se->vmsd) { @@ -1377,9 +1380,9 @@ int qemu_savevm_state_complete_precopy_non_iterable(QEMUFile *f, trace_savevm_section_start(se->idstr, se->section_id); - json_start_object(vmdesc, NULL); - json_prop_str(vmdesc, "name", se->idstr); - json_prop_int(vmdesc, "instance_id", se->instance_id); + json_writer_start_object(vmdesc, NULL); + json_writer_str(vmdesc, "name", se->idstr); + json_writer_int64(vmdesc, "instance_id", se->instance_id); save_section_header(f, se, QEMU_VM_SECTION_FULL); ret = vmstate_save(f, se, vmdesc); @@ -1390,7 +1393,7 @@ int qemu_savevm_state_complete_precopy_non_iterable(QEMUFile *f, trace_savevm_section_end(se->idstr, se->section_id, 0); save_section_footer(f, se); - json_end_object(vmdesc); + json_writer_end_object(vmdesc); } if (inactivate_disks) { @@ -1409,14 +1412,14 @@ int qemu_savevm_state_complete_precopy_non_iterable(QEMUFile *f, qemu_put_byte(f, QEMU_VM_EOF); } - json_end_array(vmdesc); - qjson_finish(vmdesc); - vmdesc_len = strlen(qjson_get_str(vmdesc)); + json_writer_end_array(vmdesc); + json_writer_end_object(vmdesc); + vmdesc_len = strlen(json_writer_get(vmdesc)); if (should_send_vmdesc()) { qemu_put_byte(f, QEMU_VM_VMDESCRIPTION); qemu_put_be32(f, vmdesc_len); - qemu_put_buffer(f, (uint8_t *)qjson_get_str(vmdesc), vmdesc_len); + qemu_put_buffer(f, (uint8_t *)json_writer_get(vmdesc), vmdesc_len); } return 0; |