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authorPaolo Bonzini <pbonzini@redhat.com>2012-12-20 15:58:44 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2013-01-12 18:42:50 +0100
commitbaacf04799ace72a9c735dd9306a1ceaf305e7cf (patch)
tree5e6750afe4b31c4343f9dd4bc07827cbdcb51466 /qemu-config.c
parentf157ebba2de4a6225679e13cc1ce01ff5d147c76 (diff)
downloadqemu-baacf04799ace72a9c735dd9306a1ceaf305e7cf.tar.gz
build: move libqemuutil.a components to util/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'qemu-config.c')
-rw-r--r--qemu-config.c215
1 files changed, 0 insertions, 215 deletions
diff --git a/qemu-config.c b/qemu-config.c
deleted file mode 100644
index 47c81f72d3..0000000000
--- a/qemu-config.c
+++ /dev/null
@@ -1,215 +0,0 @@
-#include "qemu-common.h"
-#include "qemu/error-report.h"
-#include "qemu/option.h"
-#include "qemu/config-file.h"
-#include "hw/qdev.h"
-#include "qapi/error.h"
-
-static QemuOptsList *vm_config_groups[32];
-
-static QemuOptsList *find_list(QemuOptsList **lists, const char *group,
- Error **errp)
-{
- int i;
-
- for (i = 0; lists[i] != NULL; i++) {
- if (strcmp(lists[i]->name, group) == 0)
- break;
- }
- if (lists[i] == NULL) {
- error_set(errp, QERR_INVALID_OPTION_GROUP, group);
- }
- return lists[i];
-}
-
-QemuOptsList *qemu_find_opts(const char *group)
-{
- QemuOptsList *ret;
- Error *local_err = NULL;
-
- ret = find_list(vm_config_groups, group, &local_err);
- if (error_is_set(&local_err)) {
- error_report("%s\n", error_get_pretty(local_err));
- error_free(local_err);
- }
-
- return ret;
-}
-
-QemuOptsList *qemu_find_opts_err(const char *group, Error **errp)
-{
- return find_list(vm_config_groups, group, errp);
-}
-
-void qemu_add_opts(QemuOptsList *list)
-{
- int entries, i;
-
- entries = ARRAY_SIZE(vm_config_groups);
- entries--; /* keep list NULL terminated */
- for (i = 0; i < entries; i++) {
- if (vm_config_groups[i] == NULL) {
- vm_config_groups[i] = list;
- return;
- }
- }
- fprintf(stderr, "ran out of space in vm_config_groups");
- abort();
-}
-
-int qemu_set_option(const char *str)
-{
- char group[64], id[64], arg[64];
- QemuOptsList *list;
- QemuOpts *opts;
- int rc, offset;
-
- rc = sscanf(str, "%63[^.].%63[^.].%63[^=]%n", group, id, arg, &offset);
- if (rc < 3 || str[offset] != '=') {
- error_report("can't parse: \"%s\"", str);
- return -1;
- }
-
- list = qemu_find_opts(group);
- if (list == NULL) {
- return -1;
- }
-
- opts = qemu_opts_find(list, id);
- if (!opts) {
- error_report("there is no %s \"%s\" defined",
- list->name, id);
- return -1;
- }
-
- if (qemu_opt_set(opts, arg, str+offset+1) == -1) {
- return -1;
- }
- return 0;
-}
-
-struct ConfigWriteData {
- QemuOptsList *list;
- FILE *fp;
-};
-
-static int config_write_opt(const char *name, const char *value, void *opaque)
-{
- struct ConfigWriteData *data = opaque;
-
- fprintf(data->fp, " %s = \"%s\"\n", name, value);
- return 0;
-}
-
-static int config_write_opts(QemuOpts *opts, void *opaque)
-{
- struct ConfigWriteData *data = opaque;
- const char *id = qemu_opts_id(opts);
-
- if (id) {
- fprintf(data->fp, "[%s \"%s\"]\n", data->list->name, id);
- } else {
- fprintf(data->fp, "[%s]\n", data->list->name);
- }
- qemu_opt_foreach(opts, config_write_opt, data, 0);
- fprintf(data->fp, "\n");
- return 0;
-}
-
-void qemu_config_write(FILE *fp)
-{
- struct ConfigWriteData data = { .fp = fp };
- QemuOptsList **lists = vm_config_groups;
- int i;
-
- fprintf(fp, "# qemu config file\n\n");
- for (i = 0; lists[i] != NULL; i++) {
- data.list = lists[i];
- qemu_opts_foreach(data.list, config_write_opts, &data, 0);
- }
-}
-
-int qemu_config_parse(FILE *fp, QemuOptsList **lists, const char *fname)
-{
- char line[1024], group[64], id[64], arg[64], value[1024];
- Location loc;
- QemuOptsList *list = NULL;
- Error *local_err = NULL;
- QemuOpts *opts = NULL;
- int res = -1, lno = 0;
-
- loc_push_none(&loc);
- while (fgets(line, sizeof(line), fp) != NULL) {
- loc_set_file(fname, ++lno);
- if (line[0] == '\n') {
- /* skip empty lines */
- continue;
- }
- if (line[0] == '#') {
- /* comment */
- continue;
- }
- if (sscanf(line, "[%63s \"%63[^\"]\"]", group, id) == 2) {
- /* group with id */
- list = find_list(lists, group, &local_err);
- if (error_is_set(&local_err)) {
- error_report("%s\n", error_get_pretty(local_err));
- error_free(local_err);
- goto out;
- }
- opts = qemu_opts_create(list, id, 1, NULL);
- continue;
- }
- if (sscanf(line, "[%63[^]]]", group) == 1) {
- /* group without id */
- list = find_list(lists, group, &local_err);
- if (error_is_set(&local_err)) {
- error_report("%s\n", error_get_pretty(local_err));
- error_free(local_err);
- goto out;
- }
- opts = qemu_opts_create_nofail(list);
- continue;
- }
- if (sscanf(line, " %63s = \"%1023[^\"]\"", arg, value) == 2) {
- /* arg = value */
- if (opts == NULL) {
- error_report("no group defined");
- goto out;
- }
- if (qemu_opt_set(opts, arg, value) != 0) {
- goto out;
- }
- continue;
- }
- error_report("parse error");
- goto out;
- }
- if (ferror(fp)) {
- error_report("error reading file");
- goto out;
- }
- res = 0;
-out:
- loc_pop(&loc);
- return res;
-}
-
-int qemu_read_config_file(const char *filename)
-{
- FILE *f = fopen(filename, "r");
- int ret;
-
- if (f == NULL) {
- return -errno;
- }
-
- ret = qemu_config_parse(f, vm_config_groups, filename);
- fclose(f);
-
- if (ret == 0) {
- return 0;
- } else {
- return -EINVAL;
- }
-}