153 lines
3.1 KiB
C
153 lines
3.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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#include <stdio.h>
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#include <errno.h>
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#include <stdarg.h>
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#include "json.h"
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#include "types.h"
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#include "cleanup.h"
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struct json_object *util_json_object_new_double(long double d)
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{
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struct json_object *obj;
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char *str;
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if (asprintf(&str, "%Lf", d) < 0)
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return NULL;
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obj = json_object_new_string(str);
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free(str);
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return obj;
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}
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struct json_object *util_json_object_new_uint64(uint64_t i)
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{
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struct json_object *obj;
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char *str;
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if (asprintf(&str, "%" PRIu64, i) < 0)
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return NULL;
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obj = json_object_new_string(str);
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free(str);
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return obj;
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}
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static int util_json_object_string_to_number(struct json_object *jso,
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struct printbuf *pb, int level,
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int flags)
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{
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ssize_t len = json_object_get_string_len(jso);
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printbuf_memappend(pb, json_object_get_string(jso), len);
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return 0;
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}
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struct json_object *util_json_object_new_uint128(nvme_uint128_t val)
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{
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struct json_object *obj;
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obj = json_object_new_string(uint128_t_to_string(val));
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json_object_set_serializer(obj, util_json_object_string_to_number, NULL, NULL);
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return obj;
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}
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uint64_t util_json_object_get_uint64(struct json_object *obj)
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{
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uint64_t val = 0;
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if (json_object_is_type(obj, json_type_string)) {
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char *end = NULL;
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const char *buf;
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buf = json_object_get_string(obj);
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val = strtoull(buf, &end, 10);
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if ((val == 0 && errno != 0) || (end == buf))
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return 0;
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}
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return val;
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}
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void json_object_add_uint_02x(struct json_object *o, const char *k, __u32 v)
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{
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json_object_add_uint_0nx(o, k, v, 2);
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}
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void json_object_add_uint_0x(struct json_object *o, const char *k, __u32 v)
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{
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char str[STR_LEN];
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sprintf(str, "0x%x", v);
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json_object_add_value_string(o, k, str);
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}
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void json_object_add_byte_array(struct json_object *o, const char *k, unsigned char *buf, int len)
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{
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int i;
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_cleanup_free_ char *value = NULL;
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if (!buf || !len) {
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json_object_add_value_string(o, k, "No information provided");
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return;
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}
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value = calloc(1, (len + 1) * 2 + 1);
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if (!value) {
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json_object_add_value_string(o, k, "Could not allocate string");
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return;
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}
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sprintf(value, "0x");
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for (i = 1; i <= len; i++)
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sprintf(&value[i * 2], "%02x", buf[len - i]);
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json_object_add_value_string(o, k, value);
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}
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void json_object_add_nprix64(struct json_object *o, const char *k, uint64_t v)
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{
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char str[STR_LEN];
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sprintf(str, "%#"PRIx64"", v);
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json_object_add_value_string(o, k, str);
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}
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void json_object_add_uint_0nx(struct json_object *o, const char *k, __u32 v, int width)
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{
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char str[STR_LEN];
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sprintf(str, "0x%0*x", width, v);
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json_object_add_value_string(o, k, str);
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}
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void json_object_add_0nprix64(struct json_object *o, const char *k, uint64_t v, int width)
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{
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char str[STR_LEN];
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sprintf(str, "0x%0*"PRIx64"", width, v);
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json_object_add_value_string(o, k, str);
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}
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void json_object_add_string(struct json_object *o, const char *k, const char *format, ...)
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{
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_cleanup_free_ char *value = NULL;
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va_list ap;
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va_start(ap, format);
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if (vasprintf(&value, format, ap) < 0)
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value = NULL;
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json_object_add_value_string(o, k, value ? value : "Could not allocate string");
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va_end(ap);
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}
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