diff options
| -rw-r--r-- | blobmsg_json.c | 59 | ||||
| -rw-r--r-- | blobmsg_json.h | 14 |
2 files changed, 59 insertions, 14 deletions
diff --git a/blobmsg_json.c b/blobmsg_json.c index 2e318b2..8a6ed8f 100644 --- a/blobmsg_json.c +++ b/blobmsg_json.c @@ -214,7 +214,7 @@ static void blobmsg_format_string(struct strbuf *s, const char *str) static void blobmsg_format_json_list(struct strbuf *s, struct blob_attr *attr, int len, bool array); -static void blobmsg_format_element(struct strbuf *s, struct blob_attr *attr, bool array, bool head) +static void blobmsg_format_element(struct strbuf *s, struct blob_attr *attr, bool without_name, bool head) { const char *data_str; char buf[32]; @@ -224,7 +224,7 @@ static void blobmsg_format_element(struct strbuf *s, struct blob_attr *attr, boo if (!blobmsg_check_attr(attr, false)) return; - if (!array && blobmsg_name(attr)[0]) { + if (!without_name && blobmsg_name(attr)[0]) { blobmsg_format_string(s, blobmsg_name(attr)); blobmsg_puts(s, ": ", s->indent ? 2 : 1); } @@ -293,27 +293,31 @@ static void blobmsg_format_json_list(struct strbuf *s, struct blob_attr *attr, i blobmsg_puts(s, (array ? "]" : "}"), 1); } +static void setup_strbuf(struct strbuf *s, struct blob_attr *attr, blobmsg_json_format_t cb, void *priv, int indent) +{ + s->len = blob_len(attr); + s->buf = malloc(s->len); + s->pos = 0; + s->custom_format = cb; + s->priv = priv; + s->indent = false; + + if (indent >= 0) { + s->indent = true; + s->indent_level = indent; + } +} + char *blobmsg_format_json_with_cb(struct blob_attr *attr, bool list, blobmsg_json_format_t cb, void *priv, int indent) { struct strbuf s; bool array; char *ret; - s.len = blob_len(attr); - s.pos = 0; - s.custom_format = cb; - s.priv = priv; - s.indent = false; - - s.buf = malloc(s.len); + setup_strbuf(&s, attr, cb, priv, indent); if (!s.buf) return NULL; - if (indent >= 0) { - s.indent = true; - s.indent_level = indent; - } - array = blob_is_extended(attr) && blobmsg_type(attr) == BLOBMSG_TYPE_ARRAY; @@ -337,3 +341,30 @@ char *blobmsg_format_json_with_cb(struct blob_attr *attr, bool list, blobmsg_jso return ret; } + +char *blobmsg_format_json_value_with_cb(struct blob_attr *attr, blobmsg_json_format_t cb, void *priv, int indent) +{ + struct strbuf s; + char *ret; + + setup_strbuf(&s, attr, cb, priv, indent); + if (!s.buf) + return NULL; + + blobmsg_format_element(&s, attr, true, false); + + if (!s.len) { + free(s.buf); + return NULL; + } + + ret = realloc(s.buf, s.pos + 1); + if (!ret) { + free(s.buf); + return NULL; + } + + ret[s.pos] = 0; + + return ret; +} diff --git a/blobmsg_json.h b/blobmsg_json.h index cd9ed33..9dfc02d 100644 --- a/blobmsg_json.h +++ b/blobmsg_json.h @@ -42,4 +42,18 @@ static inline char *blobmsg_format_json_indent(struct blob_attr *attr, bool list return blobmsg_format_json_with_cb(attr, list, NULL, NULL, indent); } +char *blobmsg_format_json_value_with_cb(struct blob_attr *attr, + blobmsg_json_format_t cb, void *priv, + int indent); + +static inline char *blobmsg_format_json_value(struct blob_attr *attr) +{ + return blobmsg_format_json_value_with_cb(attr, NULL, NULL, -1); +} + +static inline char *blobmsg_format_json_value_indent(struct blob_attr *attr, int indent) +{ + return blobmsg_format_json_value_with_cb(attr, NULL, NULL, indent); +} + #endif |