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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 14:18:53 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 14:18:53 +0000 |
commit | a0e0018c9a7ef5ce7f6d2c3ae16aecbbd16a8f67 (patch) | |
tree | 8feaf1a1932871b139b3b30be4c09c66489918be /include/json_print.h | |
parent | Initial commit. (diff) | |
download | iproute2-upstream.tar.xz iproute2-upstream.zip |
Adding upstream version 6.1.0.upstream/6.1.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | include/json_print.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/include/json_print.h b/include/json_print.h new file mode 100644 index 0000000..91b3457 --- /dev/null +++ b/include/json_print.h @@ -0,0 +1,107 @@ +/* + * json_print.h "print regular or json output, based on json_writer". + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + * Authors: Julien Fortin, <julien@cumulusnetworks.com> + */ + +#ifndef _JSON_PRINT_H_ +#define _JSON_PRINT_H_ + +#include "json_writer.h" +#include "color.h" + +#define _IS_JSON_CONTEXT(type) (is_json_context() && (type & PRINT_JSON || type & PRINT_ANY)) +#define _IS_FP_CONTEXT(type) (!is_json_context() && (type & PRINT_FP || type & PRINT_ANY)) + +json_writer_t *get_json_writer(void); + +/* + * use: + * - PRINT_ANY for context based output + * - PRINT_FP for non json specific output + * - PRINT_JSON for json specific output + */ +enum output_type { + PRINT_FP = 1, + PRINT_JSON = 2, + PRINT_ANY = 4, +}; + +void new_json_obj(int json); +void delete_json_obj(void); +void new_json_obj_plain(int json); +void delete_json_obj_plain(void); + +bool is_json_context(void); + +void open_json_object(const char *str); +void close_json_object(void); +void open_json_array(enum output_type type, const char *delim); +void close_json_array(enum output_type type, const char *delim); + +void print_nl(void); + +#define _PRINT_FUNC(type_name, type) \ + int print_color_##type_name(enum output_type t, \ + enum color_attr color, \ + const char *key, \ + const char *fmt, \ + type value); \ + \ + static inline int print_##type_name(enum output_type t, \ + const char *key, \ + const char *fmt, \ + type value) \ + { \ + return print_color_##type_name(t, COLOR_NONE, key, fmt, \ + value); \ + } + +/* These functions return 0 if printing to a JSON context, number of + * characters printed otherwise (as calculated by printf(3)). + */ +_PRINT_FUNC(int, int) +_PRINT_FUNC(s64, int64_t) +_PRINT_FUNC(bool, bool) +_PRINT_FUNC(on_off, bool) +_PRINT_FUNC(null, const char*) +_PRINT_FUNC(string, const char*) +_PRINT_FUNC(uint, unsigned int) +_PRINT_FUNC(size, __u32) +_PRINT_FUNC(u64, uint64_t) +_PRINT_FUNC(hhu, unsigned char) +_PRINT_FUNC(hu, unsigned short) +_PRINT_FUNC(hex, unsigned int) +_PRINT_FUNC(0xhex, unsigned long long) +_PRINT_FUNC(luint, unsigned long) +_PRINT_FUNC(lluint, unsigned long long) +_PRINT_FUNC(float, double) +_PRINT_FUNC(tv, const struct timeval *) +#undef _PRINT_FUNC + +#define _PRINT_NAME_VALUE_FUNC(type_name, type, format_char) \ + void print_##type_name##_name_value(const char *name, type value) \ + +_PRINT_NAME_VALUE_FUNC(uint, unsigned int, u); +_PRINT_NAME_VALUE_FUNC(string, const char*, s); +#undef _PRINT_NAME_VALUE_FUNC + +int print_color_rate(bool use_iec, enum output_type t, enum color_attr color, + const char *key, const char *fmt, unsigned long long rate); + +static inline int print_rate(bool use_iec, enum output_type t, + const char *key, const char *fmt, + unsigned long long rate) +{ + return print_color_rate(use_iec, t, COLOR_NONE, key, fmt, rate); +} + +/* A backdoor to the size formatter. Please use print_size() instead. */ +char *sprint_size(__u32 sz, char *buf); + +#endif /* _JSON_PRINT_H_ */ |