diff options
| -rw-r--r-- | qemu-config.c | 50 | ||||
| -rw-r--r-- | qemu-config.h | 1 |
2 files changed, 51 insertions, 0 deletions
diff --git a/qemu-config.c b/qemu-config.c index ab2135a4fb..590fc052fc 100644 --- a/qemu-config.c +++ b/qemu-config.c @@ -296,3 +296,53 @@ void qemu_config_write(FILE *fp) qemu_opts_foreach(data.list, config_write_opts, &data, 0); } } + +int qemu_config_parse(FILE *fp) +{ + char line[1024], group[64], id[64], arg[64], value[1024]; + QemuOptsList *list = NULL; + QemuOpts *opts = NULL; + + while (fgets(line, sizeof(line), fp) != NULL) { + 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(group); + if (list == NULL) + return -1; + opts = qemu_opts_create(list, id, 1); + continue; + } + if (sscanf(line, "[%63[^]]]", group) == 1) { + /* group without id */ + list = find_list(group); + if (list == NULL) + return -1; + opts = qemu_opts_create(list, NULL, 0); + continue; + } + if (sscanf(line, " %63s = \"%1023[^\"]\"", arg, value) == 2) { + /* arg = value */ + if (opts == NULL) { + fprintf(stderr, "no group defined\n"); + return -1; + } + if (qemu_opt_set(opts, arg, value) != 0) { + fprintf(stderr, "failed to set \"%s\" for %s\n", + arg, group); + return -1; + } + continue; + } + fprintf(stderr, "parse error: %s\n", line); + return -1; + } + return 0; +} diff --git a/qemu-config.h b/qemu-config.h index 83f9300ce1..b56485165b 100644 --- a/qemu-config.h +++ b/qemu-config.h @@ -11,5 +11,6 @@ extern QemuOptsList qemu_rtc_opts; int qemu_set_option(const char *str); void qemu_config_write(FILE *fp); +int qemu_config_parse(FILE *fp); #endif /* QEMU_CONFIG_H */ |