diff options
| -rw-r--r-- | hmp-commands.hx | 7 | ||||
| -rw-r--r-- | hmp.c | 4 | ||||
| -rw-r--r-- | qapi/ui.json | 10 | ||||
| -rw-r--r-- | ui/console.c | 24 |
4 files changed, 35 insertions, 10 deletions
diff --git a/hmp-commands.hx b/hmp-commands.hx index 964eb51..1723cbe 100644 --- a/hmp-commands.hx +++ b/hmp-commands.hx @@ -253,9 +253,10 @@ ETEXI { .name = "screendump", - .args_type = "filename:F", - .params = "filename", - .help = "save screen into PPM image 'filename'", + .args_type = "filename:F,device:s?,head:i?", + .params = "filename [device [head]]", + .help = "save screen from head 'head' of display device 'device' " + "into PPM image 'filename'", .cmd = hmp_screendump, }, @@ -2140,9 +2140,11 @@ err_out: void hmp_screendump(Monitor *mon, const QDict *qdict) { const char *filename = qdict_get_str(qdict, "filename"); + const char *id = qdict_get_try_str(qdict, "device"); + int64_t head = qdict_get_try_int(qdict, "head", 0); Error *err = NULL; - qmp_screendump(filename, &err); + qmp_screendump(filename, id != NULL, id, id != NULL, head, &err); hmp_handle_error(mon, &err); } diff --git a/qapi/ui.json b/qapi/ui.json index 3e82f25..5d01ad4 100644 --- a/qapi/ui.json +++ b/qapi/ui.json @@ -77,6 +77,13 @@ # # @filename: the path of a new PPM file to store the image # +# @device: ID of the display device that should be dumped. If this parameter +# is missing, the primary display will be used. (Since 2.12) +# +# @head: head to use in case the device supports multiple heads. If this +# parameter is missing, head #0 will be used. Also note that the head +# can only be specified in conjunction with the device ID. (Since 2.12) +# # Returns: Nothing on success # # Since: 0.14.0 @@ -88,7 +95,8 @@ # <- { "return": {} } # ## -{ 'command': 'screendump', 'data': {'filename': 'str'} } +{ 'command': 'screendump', + 'data': {'filename': 'str', '*device': 'str', '*head': 'int'} } ## # == Spice diff --git a/ui/console.c b/ui/console.c index 348610d..a8868fc 100644 --- a/ui/console.c +++ b/ui/console.c @@ -344,14 +344,28 @@ write_err: goto out; } -void qmp_screendump(const char *filename, Error **errp) +void qmp_screendump(const char *filename, bool has_device, const char *device, + bool has_head, int64_t head, Error **errp) { - QemuConsole *con = qemu_console_lookup_by_index(0); + QemuConsole *con; DisplaySurface *surface; - if (con == NULL) { - error_setg(errp, "There is no QemuConsole I can screendump from."); - return; + if (has_device) { + con = qemu_console_lookup_by_device_name(device, has_head ? head : 0, + errp); + if (!con) { + return; + } + } else { + if (has_head) { + error_setg(errp, "'head' must be specified together with 'device'"); + return; + } + con = qemu_console_lookup_by_index(0); + if (!con) { + error_setg(errp, "There is no console to take a screendump from"); + return; + } } graphic_hw_update(con); |