[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 07/17] block/qapi: Clean up how we print to monitor
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH 07/17] block/qapi: Clean up how we print to monitor or stdout |
Date: |
Thu, 11 Apr 2019 17:25:10 +0200 |
bdrv_snapshot_dump(), bdrv_image_info_specific_dump(),
bdrv_image_info_dump() and their helpers take an fprintf()-like
callback and a FILE * to pass to it.
hmp.c passes monitor_printf() cast to fprintf_function and the current
monitor cast to FILE *.
qemu-img.c and qemu-io-cmds.c pass fprintf and stdout.
The type-punning is technically undefined behaviour, but works in
practice. Clean up: drop the callback, and call qemu_printf()
instead.
Signed-off-by: Markus Armbruster <address@hidden>
---
block/qapi.c | 120 ++++++++++++++++++++-----------------------
hmp.c | 12 ++---
include/block/qapi.h | 10 ++--
qemu-img.c | 6 +--
qemu-io-cmds.c | 2 +-
5 files changed, 67 insertions(+), 83 deletions(-)
diff --git a/block/qapi.c b/block/qapi.c
index 21edab34fc..e3e74f898f 100644
--- a/block/qapi.c
+++ b/block/qapi.c
@@ -36,6 +36,7 @@
#include "qapi/qmp/qlist.h"
#include "qapi/qmp/qnum.h"
#include "qapi/qmp/qstring.h"
+#include "qemu/qemu-print.h"
#include "sysemu/block-backend.h"
#include "qemu/cutils.h"
@@ -660,8 +661,7 @@ static char *get_human_readable_size(char *buf, int
buf_size, int64_t size)
return buf;
}
-void bdrv_snapshot_dump(fprintf_function func_fprintf, void *f,
- QEMUSnapshotInfo *sn)
+void bdrv_snapshot_dump(QEMUSnapshotInfo *sn)
{
char buf1[128], date_buf[128], clock_buf[128];
struct tm tm;
@@ -669,9 +669,8 @@ void bdrv_snapshot_dump(fprintf_function func_fprintf, void
*f,
int64_t secs;
if (!sn) {
- func_fprintf(f,
- "%-10s%-20s%7s%20s%15s",
- "ID", "TAG", "VM SIZE", "DATE", "VM CLOCK");
+ qemu_printf("%-10s%-20s%7s%20s%15s",
+ "ID", "TAG", "VM SIZE", "DATE", "VM CLOCK");
} else {
ti = sn->date_sec;
localtime_r(&ti, &tm);
@@ -684,50 +683,46 @@ void bdrv_snapshot_dump(fprintf_function func_fprintf,
void *f,
(int)((secs / 60) % 60),
(int)(secs % 60),
(int)((sn->vm_clock_nsec / 1000000) % 1000));
- func_fprintf(f,
- "%-10s%-20s%7s%20s%15s",
- sn->id_str, sn->name,
- get_human_readable_size(buf1, sizeof(buf1),
- sn->vm_state_size),
- date_buf,
- clock_buf);
+ qemu_printf("%-10s%-20s%7s%20s%15s",
+ sn->id_str, sn->name,
+ get_human_readable_size(buf1, sizeof(buf1),
+ sn->vm_state_size),
+ date_buf,
+ clock_buf);
}
}
-static void dump_qdict(fprintf_function func_fprintf, void *f, int indentation,
- QDict *dict);
-static void dump_qlist(fprintf_function func_fprintf, void *f, int indentation,
- QList *list);
+static void dump_qdict(int indentation, QDict *dict);
+static void dump_qlist(int indentation, QList *list);
-static void dump_qobject(fprintf_function func_fprintf, void *f,
- int comp_indent, QObject *obj)
+static void dump_qobject(int comp_indent, QObject *obj)
{
switch (qobject_type(obj)) {
case QTYPE_QNUM: {
QNum *value = qobject_to(QNum, obj);
char *tmp = qnum_to_string(value);
- func_fprintf(f, "%s", tmp);
+ qemu_printf("%s", tmp);
g_free(tmp);
break;
}
case QTYPE_QSTRING: {
QString *value = qobject_to(QString, obj);
- func_fprintf(f, "%s", qstring_get_str(value));
+ qemu_printf("%s", qstring_get_str(value));
break;
}
case QTYPE_QDICT: {
QDict *value = qobject_to(QDict, obj);
- dump_qdict(func_fprintf, f, comp_indent, value);
+ dump_qdict(comp_indent, value);
break;
}
case QTYPE_QLIST: {
QList *value = qobject_to(QList, obj);
- dump_qlist(func_fprintf, f, comp_indent, value);
+ dump_qlist(comp_indent, value);
break;
}
case QTYPE_QBOOL: {
QBool *value = qobject_to(QBool, obj);
- func_fprintf(f, "%s", qbool_get_bool(value) ? "true" : "false");
+ qemu_printf("%s", qbool_get_bool(value) ? "true" : "false");
break;
}
default:
@@ -735,8 +730,7 @@ static void dump_qobject(fprintf_function func_fprintf,
void *f,
}
}
-static void dump_qlist(fprintf_function func_fprintf, void *f, int indentation,
- QList *list)
+static void dump_qlist(int indentation, QList *list)
{
const QListEntry *entry;
int i = 0;
@@ -744,17 +738,16 @@ static void dump_qlist(fprintf_function func_fprintf,
void *f, int indentation,
for (entry = qlist_first(list); entry; entry = qlist_next(entry), i++) {
QType type = qobject_type(entry->value);
bool composite = (type == QTYPE_QDICT || type == QTYPE_QLIST);
- func_fprintf(f, "%*s[%i]:%c", indentation * 4, "", i,
- composite ? '\n' : ' ');
- dump_qobject(func_fprintf, f, indentation + 1, entry->value);
+ qemu_printf("%*s[%i]:%c", indentation * 4, "", i,
+ composite ? '\n' : ' ');
+ dump_qobject(indentation + 1, entry->value);
if (!composite) {
- func_fprintf(f, "\n");
+ qemu_printf("\n");
}
}
}
-static void dump_qdict(fprintf_function func_fprintf, void *f, int indentation,
- QDict *dict)
+static void dump_qdict(int indentation, QDict *dict)
{
const QDictEntry *entry;
@@ -769,18 +762,17 @@ static void dump_qdict(fprintf_function func_fprintf,
void *f, int indentation,
key[i] = entry->key[i] == '-' ? ' ' : entry->key[i];
}
key[i] = 0;
- func_fprintf(f, "%*s%s:%c", indentation * 4, "", key,
- composite ? '\n' : ' ');
- dump_qobject(func_fprintf, f, indentation + 1, entry->value);
+ qemu_printf("%*s%s:%c", indentation * 4, "", key,
+ composite ? '\n' : ' ');
+ dump_qobject(indentation + 1, entry->value);
if (!composite) {
- func_fprintf(f, "\n");
+ qemu_printf("\n");
}
g_free(key);
}
}
-void bdrv_image_info_specific_dump(fprintf_function func_fprintf, void *f,
- ImageInfoSpecific *info_spec)
+void bdrv_image_info_specific_dump(ImageInfoSpecific *info_spec)
{
QObject *obj, *data;
Visitor *v = qobject_output_visitor_new(&obj);
@@ -788,13 +780,12 @@ void bdrv_image_info_specific_dump(fprintf_function
func_fprintf, void *f,
visit_type_ImageInfoSpecific(v, NULL, &info_spec, &error_abort);
visit_complete(v, &obj);
data = qdict_get(qobject_to(QDict, obj), "data");
- dump_qobject(func_fprintf, f, 1, data);
+ dump_qobject(1, data);
qobject_unref(obj);
visit_free(v);
}
-void bdrv_image_info_dump(fprintf_function func_fprintf, void *f,
- ImageInfo *info)
+void bdrv_image_info_dump(ImageInfo *info)
{
char size_buf[128], dsize_buf[128];
if (!info->has_actual_size) {
@@ -804,49 +795,48 @@ void bdrv_image_info_dump(fprintf_function func_fprintf,
void *f,
info->actual_size);
}
get_human_readable_size(size_buf, sizeof(size_buf), info->virtual_size);
- func_fprintf(f,
- "image: %s\n"
- "file format: %s\n"
- "virtual size: %s (%" PRId64 " bytes)\n"
- "disk size: %s\n",
- info->filename, info->format, size_buf,
- info->virtual_size,
- dsize_buf);
+ qemu_printf("image: %s\n"
+ "file format: %s\n"
+ "virtual size: %s (%" PRId64 " bytes)\n"
+ "disk size: %s\n",
+ info->filename, info->format, size_buf,
+ info->virtual_size,
+ dsize_buf);
if (info->has_encrypted && info->encrypted) {
- func_fprintf(f, "encrypted: yes\n");
+ qemu_printf("encrypted: yes\n");
}
if (info->has_cluster_size) {
- func_fprintf(f, "cluster_size: %" PRId64 "\n",
- info->cluster_size);
+ qemu_printf("cluster_size: %" PRId64 "\n",
+ info->cluster_size);
}
if (info->has_dirty_flag && info->dirty_flag) {
- func_fprintf(f, "cleanly shut down: no\n");
+ qemu_printf("cleanly shut down: no\n");
}
if (info->has_backing_filename) {
- func_fprintf(f, "backing file: %s", info->backing_filename);
+ qemu_printf("backing file: %s", info->backing_filename);
if (!info->has_full_backing_filename) {
- func_fprintf(f, " (cannot determine actual path)");
+ qemu_printf(" (cannot determine actual path)");
} else if (strcmp(info->backing_filename,
info->full_backing_filename) != 0) {
- func_fprintf(f, " (actual path: %s)", info->full_backing_filename);
+ qemu_printf(" (actual path: %s)", info->full_backing_filename);
}
- func_fprintf(f, "\n");
+ qemu_printf("\n");
if (info->has_backing_filename_format) {
- func_fprintf(f, "backing file format: %s\n",
- info->backing_filename_format);
+ qemu_printf("backing file format: %s\n",
+ info->backing_filename_format);
}
}
if (info->has_snapshots) {
SnapshotInfoList *elem;
- func_fprintf(f, "Snapshot list:\n");
- bdrv_snapshot_dump(func_fprintf, f, NULL);
- func_fprintf(f, "\n");
+ qemu_printf("Snapshot list:\n");
+ bdrv_snapshot_dump(NULL);
+ qemu_printf("\n");
/* Ideally bdrv_snapshot_dump() would operate on SnapshotInfoList but
* we convert to the block layer's native QEMUSnapshotInfo for now.
@@ -862,13 +852,13 @@ void bdrv_image_info_dump(fprintf_function func_fprintf,
void *f,
pstrcpy(sn.id_str, sizeof(sn.id_str), elem->value->id);
pstrcpy(sn.name, sizeof(sn.name), elem->value->name);
- bdrv_snapshot_dump(func_fprintf, f, &sn);
- func_fprintf(f, "\n");
+ bdrv_snapshot_dump(&sn);
+ qemu_printf("\n");
}
}
if (info->has_format_specific) {
- func_fprintf(f, "Format specific information:\n");
- bdrv_image_info_specific_dump(func_fprintf, f, info->format_specific);
+ qemu_printf("Format specific information:\n");
+ bdrv_image_info_specific_dump(info->format_specific);
}
}
diff --git a/hmp.c b/hmp.c
index 8eec768088..4bb3af748e 100644
--- a/hmp.c
+++ b/hmp.c
@@ -580,8 +580,7 @@ static void print_block_info(Monitor *mon, BlockInfo *info,
monitor_printf(mon, "\nImages:\n");
image_info = inserted->image;
while (1) {
- bdrv_image_info_dump((fprintf_function)monitor_printf,
- mon, image_info);
+ bdrv_image_info_dump(image_info);
if (image_info->has_backing_image) {
image_info = image_info->backing_image;
} else {
@@ -1586,7 +1585,7 @@ void hmp_info_snapshots(Monitor *mon, const QDict *qdict)
monitor_printf(mon, "List of snapshots present on all disks:\n");
if (total > 0) {
- bdrv_snapshot_dump((fprintf_function)monitor_printf, mon, NULL);
+ bdrv_snapshot_dump(NULL);
monitor_printf(mon, "\n");
for (i = 0; i < total; i++) {
sn = &sn_tab[global_snapshots[i]];
@@ -1594,7 +1593,7 @@ void hmp_info_snapshots(Monitor *mon, const QDict *qdict)
* overwrite it.
*/
pstrcpy(sn->id_str, sizeof(sn->id_str), "--");
- bdrv_snapshot_dump((fprintf_function)monitor_printf, mon, sn);
+ bdrv_snapshot_dump(sn);
monitor_printf(mon, "\n");
}
} else {
@@ -1608,11 +1607,10 @@ void hmp_info_snapshots(Monitor *mon, const QDict
*qdict)
monitor_printf(mon,
"\nList of partial (non-loadable) snapshots on '%s':\n",
image_entry->imagename);
- bdrv_snapshot_dump((fprintf_function)monitor_printf, mon, NULL);
+ bdrv_snapshot_dump(NULL);
monitor_printf(mon, "\n");
QTAILQ_FOREACH(snapshot_entry, &image_entry->snapshots, next) {
- bdrv_snapshot_dump((fprintf_function)monitor_printf, mon,
- &snapshot_entry->sn);
+ bdrv_snapshot_dump(&snapshot_entry->sn);
monitor_printf(mon, "\n");
}
}
diff --git a/include/block/qapi.h b/include/block/qapi.h
index a891f43b9c..cd9410dee3 100644
--- a/include/block/qapi.h
+++ b/include/block/qapi.h
@@ -27,7 +27,6 @@
#include "block/block.h"
#include "block/snapshot.h"
-#include "qemu/fprintf-fn.h"
BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk,
BlockDriverState *bs, Error **errp);
@@ -38,10 +37,7 @@ void bdrv_query_image_info(BlockDriverState *bs,
ImageInfo **p_info,
Error **errp);
-void bdrv_snapshot_dump(fprintf_function func_fprintf, void *f,
- QEMUSnapshotInfo *sn);
-void bdrv_image_info_specific_dump(fprintf_function func_fprintf, void *f,
- ImageInfoSpecific *info_spec);
-void bdrv_image_info_dump(fprintf_function func_fprintf, void *f,
- ImageInfo *info);
+void bdrv_snapshot_dump(QEMUSnapshotInfo *sn);
+void bdrv_image_info_specific_dump(ImageInfoSpecific *info_spec);
+void bdrv_image_info_dump(ImageInfo *info);
#endif
diff --git a/qemu-img.c b/qemu-img.c
index 55201fb913..ab5e3a2f23 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -2483,11 +2483,11 @@ static void dump_snapshots(BlockDriverState *bs)
if (nb_sns <= 0)
return;
printf("Snapshot list:\n");
- bdrv_snapshot_dump(fprintf, stdout, NULL);
+ bdrv_snapshot_dump(NULL);
printf("\n");
for(i = 0; i < nb_sns; i++) {
sn = &sn_tab[i];
- bdrv_snapshot_dump(fprintf, stdout, sn);
+ bdrv_snapshot_dump(sn);
printf("\n");
}
g_free(sn_tab);
@@ -2536,7 +2536,7 @@ static void dump_human_image_info_list(ImageInfoList
*list)
}
delim = true;
- bdrv_image_info_dump(fprintf, stdout, elem->value);
+ bdrv_image_info_dump(elem->value);
}
}
diff --git a/qemu-io-cmds.c b/qemu-io-cmds.c
index 09750a23ce..8826bebaf6 100644
--- a/qemu-io-cmds.c
+++ b/qemu-io-cmds.c
@@ -1699,7 +1699,7 @@ static int info_f(BlockBackend *blk, int argc, char
**argv)
}
if (spec_info) {
printf("Format specific information:\n");
- bdrv_image_info_specific_dump(fprintf, stdout, spec_info);
+ bdrv_image_info_specific_dump(spec_info);
qapi_free_ImageInfoSpecific(spec_info);
}
--
2.17.2
- [Qemu-devel] [PATCH 04/17] tcg: Simplify how dump_exec_info() prints, (continued)
- [Qemu-devel] [PATCH 04/17] tcg: Simplify how dump_exec_info() prints, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 06/17] qsp: Simplify how qsp_report() prints, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 12/17] qom/cpu: Simplify how CPUClass::dump_statistics() prints, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 11/17] target/i386: Simplify how x86_cpu_dump_local_apic_state() prints, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 15/17] monitor: Clean up how monitor_disas() funnels output to monitor, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 07/17] block/qapi: Clean up how we print to monitor or stdout,
Markus Armbruster <=
- [Qemu-devel] [PATCH 17/17] include: Move fprintf_function to disas/, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 08/17] memory: Clean up how mtree_info() prints, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 16/17] disas: Rename include/disas/bfd.h back to include/disas/dis-asm.h, Markus Armbruster, 2019/04/11
- [Qemu-devel] [PATCH 10/17] target: Clean up how the dump_mmu() print, Markus Armbruster, 2019/04/11