From b7d75c0b4816b2d766671f1e5a64de1251526686 Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Tue, 24 Jan 2023 13:19:17 +0100 Subject: [PATCH] char: Move HMP commands from monitor/ to chardev/ This moves these commands from MAINTAINERS sections "Human Monitor (HMP)" and "QMP" to "Character device backends". Signed-off-by: Markus Armbruster Message-Id: <20230124121946.1139465-4-armbru@redhat.com> --- chardev/char-hmp-cmds.c | 220 ++++++++++++++++++++++++++++++++++++++++ chardev/meson.build | 6 +- monitor/hmp-cmds.c | 123 ---------------------- monitor/misc.c | 78 -------------- 4 files changed, 225 insertions(+), 202 deletions(-) create mode 100644 chardev/char-hmp-cmds.c diff --git a/chardev/char-hmp-cmds.c b/chardev/char-hmp-cmds.c new file mode 100644 index 0000000000..287c2b1bcd --- /dev/null +++ b/chardev/char-hmp-cmds.c @@ -0,0 +1,220 @@ +/* + * HMP commands related to character devices + * + * Copyright IBM, Corp. 2011 + * + * Authors: + * Anthony Liguori + * + * This work is licensed under the terms of the GNU GPL, version 2. See + * the COPYING file in the top-level directory. + * + * Contributions after 2012-01-13 are licensed under the terms of the + * GNU GPL, version 2 or (at your option) any later version. + */ + +#include "qemu/osdep.h" +#include "chardev/char.h" +#include "monitor/hmp.h" +#include "monitor/monitor.h" +#include "qapi/error.h" +#include "qapi/qapi-commands-char.h" +#include "qapi/qmp/qdict.h" +#include "qemu/config-file.h" +#include "qemu/option.h" + +void hmp_info_chardev(Monitor *mon, const QDict *qdict) +{ + ChardevInfoList *char_info, *info; + + char_info = qmp_query_chardev(NULL); + for (info = char_info; info; info = info->next) { + monitor_printf(mon, "%s: filename=%s\n", info->value->label, + info->value->filename); + } + + qapi_free_ChardevInfoList(char_info); +} + +void hmp_ringbuf_write(Monitor *mon, const QDict *qdict) +{ + const char *chardev = qdict_get_str(qdict, "device"); + const char *data = qdict_get_str(qdict, "data"); + Error *err = NULL; + + qmp_ringbuf_write(chardev, data, false, 0, &err); + + hmp_handle_error(mon, err); +} + +void hmp_ringbuf_read(Monitor *mon, const QDict *qdict) +{ + uint32_t size = qdict_get_int(qdict, "size"); + const char *chardev = qdict_get_str(qdict, "device"); + char *data; + Error *err = NULL; + int i; + + data = qmp_ringbuf_read(chardev, size, false, 0, &err); + if (hmp_handle_error(mon, err)) { + return; + } + + for (i = 0; data[i]; i++) { + unsigned char ch = data[i]; + + if (ch == '\\') { + monitor_printf(mon, "\\\\"); + } else if ((ch < 0x20 && ch != '\n' && ch != '\t') || ch == 0x7F) { + monitor_printf(mon, "\\u%04X", ch); + } else { + monitor_printf(mon, "%c", ch); + } + + } + monitor_printf(mon, "\n"); + g_free(data); +} + +void hmp_chardev_add(Monitor *mon, const QDict *qdict) +{ + const char *args = qdict_get_str(qdict, "args"); + Error *err = NULL; + QemuOpts *opts; + + opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), args, true); + if (opts == NULL) { + error_setg(&err, "Parsing chardev args failed"); + } else { + qemu_chr_new_from_opts(opts, NULL, &err); + qemu_opts_del(opts); + } + hmp_handle_error(mon, err); +} + +void hmp_chardev_change(Monitor *mon, const QDict *qdict) +{ + const char *args = qdict_get_str(qdict, "args"); + const char *id; + Error *err = NULL; + ChardevBackend *backend = NULL; + ChardevReturn *ret = NULL; + QemuOpts *opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), args, + true); + if (!opts) { + error_setg(&err, "Parsing chardev args failed"); + goto end; + } + + id = qdict_get_str(qdict, "id"); + if (qemu_opts_id(opts)) { + error_setg(&err, "Unexpected 'id' parameter"); + goto end; + } + + backend = qemu_chr_parse_opts(opts, &err); + if (!backend) { + goto end; + } + + ret = qmp_chardev_change(id, backend, &err); + +end: + qapi_free_ChardevReturn(ret); + qapi_free_ChardevBackend(backend); + qemu_opts_del(opts); + hmp_handle_error(mon, err); +} + +void hmp_chardev_remove(Monitor *mon, const QDict *qdict) +{ + Error *local_err = NULL; + + qmp_chardev_remove(qdict_get_str(qdict, "id"), &local_err); + hmp_handle_error(mon, local_err); +} + +void hmp_chardev_send_break(Monitor *mon, const QDict *qdict) +{ + Error *local_err = NULL; + + qmp_chardev_send_break(qdict_get_str(qdict, "id"), &local_err); + hmp_handle_error(mon, local_err); +} + +void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str) +{ + size_t len; + ChardevBackendInfoList *list, *start; + + if (nb_args != 2) { + return; + } + len = strlen(str); + readline_set_completion_index(rs, len); + + start = list = qmp_query_chardev_backends(NULL); + while (list) { + const char *chr_name = list->value->name; + + if (!strncmp(chr_name, str, len)) { + readline_add_completion(rs, chr_name); + } + list = list->next; + } + qapi_free_ChardevBackendInfoList(start); +} + +void chardev_remove_completion(ReadLineState *rs, int nb_args, const char *str) +{ + size_t len; + ChardevInfoList *list, *start; + + if (nb_args != 2) { + return; + } + len = strlen(str); + readline_set_completion_index(rs, len); + + start = list = qmp_query_chardev(NULL); + while (list) { + ChardevInfo *chr = list->value; + + if (!strncmp(chr->label, str, len)) { + readline_add_completion(rs, chr->label); + } + list = list->next; + } + qapi_free_ChardevInfoList(start); +} + +static void ringbuf_completion(ReadLineState *rs, const char *str) +{ + size_t len; + ChardevInfoList *list, *start; + + len = strlen(str); + readline_set_completion_index(rs, len); + + start = list = qmp_query_chardev(NULL); + while (list) { + ChardevInfo *chr_info = list->value; + + if (!strncmp(chr_info->label, str, len)) { + Chardev *chr = qemu_chr_find(chr_info->label); + if (chr && CHARDEV_IS_RINGBUF(chr)) { + readline_add_completion(rs, chr_info->label); + } + } + list = list->next; + } + qapi_free_ChardevInfoList(start); +} + +void ringbuf_write_completion(ReadLineState *rs, int nb_args, const char *str) +{ + if (nb_args != 2) { + return; + } + ringbuf_completion(rs, str); +} diff --git a/chardev/meson.build b/chardev/meson.build index 789b50056a..7a3ba777ab 100644 --- a/chardev/meson.build +++ b/chardev/meson.build @@ -28,7 +28,11 @@ chardev_ss.add(when: 'CONFIG_WIN32', if_true: files( chardev_ss = chardev_ss.apply(config_host, strict: false) -softmmu_ss.add(files('msmouse.c', 'wctablet.c', 'testdev.c')) +softmmu_ss.add(files( + 'char-hmp-cmds.c', + 'msmouse.c', + 'wctablet.c', + 'testdev.c')) chardev_modules = {} diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c index de1a96d48c..c8ed59c281 100644 --- a/monitor/hmp-cmds.c +++ b/monitor/hmp-cmds.c @@ -17,10 +17,7 @@ #include "monitor/hmp.h" #include "net/net.h" #include "net/eth.h" -#include "chardev/char.h" #include "sysemu/runstate.h" -#include "qemu/config-file.h" -#include "qemu/option.h" #include "qemu/sockets.h" #include "qemu/help_option.h" #include "monitor/monitor.h" @@ -28,7 +25,6 @@ #include "qapi/clone-visitor.h" #include "qapi/qapi-builtin-visit.h" #include "qapi/qapi-commands-block.h" -#include "qapi/qapi-commands-char.h" #include "qapi/qapi-commands-control.h" #include "qapi/qapi-commands-machine.h" #include "qapi/qapi-commands-migration.h" @@ -155,19 +151,6 @@ void hmp_info_uuid(Monitor *mon, const QDict *qdict) qapi_free_UuidInfo(info); } -void hmp_info_chardev(Monitor *mon, const QDict *qdict) -{ - ChardevInfoList *char_info, *info; - - char_info = qmp_query_chardev(NULL); - for (info = char_info; info; info = info->next) { - monitor_printf(mon, "%s: filename=%s\n", info->value->label, - info->value->filename); - } - - qapi_free_ChardevInfoList(char_info); -} - void hmp_info_migrate(Monitor *mon, const QDict *qdict) { MigrationInfo *info; @@ -673,46 +656,6 @@ void hmp_pmemsave(Monitor *mon, const QDict *qdict) hmp_handle_error(mon, err); } -void hmp_ringbuf_write(Monitor *mon, const QDict *qdict) -{ - const char *chardev = qdict_get_str(qdict, "device"); - const char *data = qdict_get_str(qdict, "data"); - Error *err = NULL; - - qmp_ringbuf_write(chardev, data, false, 0, &err); - - hmp_handle_error(mon, err); -} - -void hmp_ringbuf_read(Monitor *mon, const QDict *qdict) -{ - uint32_t size = qdict_get_int(qdict, "size"); - const char *chardev = qdict_get_str(qdict, "device"); - char *data; - Error *err = NULL; - int i; - - data = qmp_ringbuf_read(chardev, size, false, 0, &err); - if (hmp_handle_error(mon, err)) { - return; - } - - for (i = 0; data[i]; i++) { - unsigned char ch = data[i]; - - if (ch == '\\') { - monitor_printf(mon, "\\\\"); - } else if ((ch < 0x20 && ch != '\n' && ch != '\t') || ch == 0x7F) { - monitor_printf(mon, "\\u%04X", ch); - } else { - monitor_printf(mon, "%c", ch); - } - - } - monitor_printf(mon, "\n"); - g_free(data); -} - void hmp_cont(Monitor *mon, const QDict *qdict) { Error *err = NULL; @@ -1241,72 +1184,6 @@ void hmp_closefd(Monitor *mon, const QDict *qdict) hmp_handle_error(mon, err); } -void hmp_chardev_add(Monitor *mon, const QDict *qdict) -{ - const char *args = qdict_get_str(qdict, "args"); - Error *err = NULL; - QemuOpts *opts; - - opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), args, true); - if (opts == NULL) { - error_setg(&err, "Parsing chardev args failed"); - } else { - qemu_chr_new_from_opts(opts, NULL, &err); - qemu_opts_del(opts); - } - hmp_handle_error(mon, err); -} - -void hmp_chardev_change(Monitor *mon, const QDict *qdict) -{ - const char *args = qdict_get_str(qdict, "args"); - const char *id; - Error *err = NULL; - ChardevBackend *backend = NULL; - ChardevReturn *ret = NULL; - QemuOpts *opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), args, - true); - if (!opts) { - error_setg(&err, "Parsing chardev args failed"); - goto end; - } - - id = qdict_get_str(qdict, "id"); - if (qemu_opts_id(opts)) { - error_setg(&err, "Unexpected 'id' parameter"); - goto end; - } - - backend = qemu_chr_parse_opts(opts, &err); - if (!backend) { - goto end; - } - - ret = qmp_chardev_change(id, backend, &err); - -end: - qapi_free_ChardevReturn(ret); - qapi_free_ChardevBackend(backend); - qemu_opts_del(opts); - hmp_handle_error(mon, err); -} - -void hmp_chardev_remove(Monitor *mon, const QDict *qdict) -{ - Error *local_err = NULL; - - qmp_chardev_remove(qdict_get_str(qdict, "id"), &local_err); - hmp_handle_error(mon, local_err); -} - -void hmp_chardev_send_break(Monitor *mon, const QDict *qdict) -{ - Error *local_err = NULL; - - qmp_chardev_send_break(qdict_get_str(qdict, "id"), &local_err); - hmp_handle_error(mon, local_err); -} - void hmp_object_del(Monitor *mon, const QDict *qdict) { const char *id = qdict_get_str(qdict, "id"); diff --git a/monitor/misc.c b/monitor/misc.c index 80d5527774..c18a713d9c 100644 --- a/monitor/misc.c +++ b/monitor/misc.c @@ -49,7 +49,6 @@ #include "exec/ioport.h" #include "block/qapi.h" #include "block/block-hmp-cmds.h" -#include "qapi/qapi-commands-char.h" #include "qapi/qapi-commands-control.h" #include "qapi/qapi-commands-migration.h" #include "qapi/qapi-commands-misc.h" @@ -1362,29 +1361,6 @@ static void add_completion_option(ReadLineState *rs, const char *str, } } -void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str) -{ - size_t len; - ChardevBackendInfoList *list, *start; - - if (nb_args != 2) { - return; - } - len = strlen(str); - readline_set_completion_index(rs, len); - - start = list = qmp_query_chardev_backends(NULL); - while (list) { - const char *chr_name = list->value->name; - - if (!strncmp(chr_name, str, len)) { - readline_add_completion(rs, chr_name); - } - list = list->next; - } - qapi_free_ChardevBackendInfoList(start); -} - void netdev_add_completion(ReadLineState *rs, int nb_args, const char *str) { size_t len; @@ -1498,60 +1474,6 @@ static void peripheral_device_del_completion(ReadLineState *rs, g_slist_free(list); } -void chardev_remove_completion(ReadLineState *rs, int nb_args, const char *str) -{ - size_t len; - ChardevInfoList *list, *start; - - if (nb_args != 2) { - return; - } - len = strlen(str); - readline_set_completion_index(rs, len); - - start = list = qmp_query_chardev(NULL); - while (list) { - ChardevInfo *chr = list->value; - - if (!strncmp(chr->label, str, len)) { - readline_add_completion(rs, chr->label); - } - list = list->next; - } - qapi_free_ChardevInfoList(start); -} - -static void ringbuf_completion(ReadLineState *rs, const char *str) -{ - size_t len; - ChardevInfoList *list, *start; - - len = strlen(str); - readline_set_completion_index(rs, len); - - start = list = qmp_query_chardev(NULL); - while (list) { - ChardevInfo *chr_info = list->value; - - if (!strncmp(chr_info->label, str, len)) { - Chardev *chr = qemu_chr_find(chr_info->label); - if (chr && CHARDEV_IS_RINGBUF(chr)) { - readline_add_completion(rs, chr_info->label); - } - } - list = list->next; - } - qapi_free_ChardevInfoList(start); -} - -void ringbuf_write_completion(ReadLineState *rs, int nb_args, const char *str) -{ - if (nb_args != 2) { - return; - } - ringbuf_completion(rs, str); -} - void device_del_completion(ReadLineState *rs, int nb_args, const char *str) { size_t len;