| 1 | /* |
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| 2 | * Copyright (C) 2020 Soleta Networks <info@soleta.eu> |
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| 3 | * |
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| 4 | * This program is free software: you can redistribute it and/or modify it under |
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| 5 | * the terms of the GNU Affero General Public License as published by the |
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| 6 | * Free Software Foundation, version 3. |
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| 7 | */ |
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| 8 | |
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| 9 | #include "json.h" |
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| 10 | #include <stdint.h> |
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| 11 | |
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| 12 | int og_json_parse_string(json_t *element, const char **str) |
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| 13 | { |
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| 14 | if (json_typeof(element) != JSON_STRING) |
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| 15 | return -1; |
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| 16 | |
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| 17 | *str = json_string_value(element); |
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| 18 | return 0; |
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| 19 | } |
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| 20 | |
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| 21 | int og_json_parse_uint(json_t *element, uint32_t *integer) |
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| 22 | { |
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| 23 | if (json_typeof(element) != JSON_INTEGER) |
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| 24 | return -1; |
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| 25 | |
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| 26 | *integer = json_integer_value(element); |
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| 27 | return 0; |
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| 28 | } |
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| 29 | |
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| 30 | int og_json_parse_bool(json_t *element, bool *value) |
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| 31 | { |
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| 32 | if (json_typeof(element) == JSON_TRUE) |
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| 33 | *value = true; |
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| 34 | else if (json_typeof(element) == JSON_FALSE) |
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| 35 | *value = false; |
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| 36 | else |
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| 37 | return -1; |
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| 38 | |
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| 39 | return 0; |
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| 40 | } |
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| 41 | |
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| 42 | int og_json_parse_partition(json_t *element, struct og_partition *part, |
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| 43 | uint64_t required_flags) |
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| 44 | { |
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| 45 | uint64_t flags = 0UL; |
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| 46 | const char *key; |
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| 47 | json_t *value; |
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| 48 | int err = 0; |
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| 49 | |
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| 50 | json_object_foreach(element, key, value) { |
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| 51 | if (!strcmp(key, "partition")) { |
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| 52 | err = og_json_parse_string(value, &part->number); |
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| 53 | flags |= OG_PARAM_PART_NUMBER; |
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| 54 | } else if (!strcmp(key, "code")) { |
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| 55 | err = og_json_parse_string(value, &part->code); |
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| 56 | flags |= OG_PARAM_PART_CODE; |
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| 57 | } else if (!strcmp(key, "filesystem")) { |
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| 58 | err = og_json_parse_string(value, &part->filesystem); |
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| 59 | flags |= OG_PARAM_PART_FILESYSTEM; |
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| 60 | } else if (!strcmp(key, "size")) { |
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| 61 | err = og_json_parse_string(value, &part->size); |
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| 62 | flags |= OG_PARAM_PART_SIZE; |
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| 63 | } else if (!strcmp(key, "format")) { |
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| 64 | err = og_json_parse_string(value, &part->format); |
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| 65 | flags |= OG_PARAM_PART_FORMAT; |
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| 66 | } else if (!strcmp(key, "disk")) { |
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| 67 | err = og_json_parse_string(value, &part->disk); |
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| 68 | flags |= OG_PARAM_PART_DISK; |
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| 69 | } else if (!strcmp(key, "os")) { |
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| 70 | err = og_json_parse_string(value, &part->os); |
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| 71 | flags |= OG_PARAM_PART_OS; |
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| 72 | } else if (!strcmp(key, "used_size")) { |
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| 73 | err = og_json_parse_string(value, &part->used_size); |
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| 74 | flags |= OG_PARAM_PART_USED_SIZE; |
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| 75 | } |
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| 76 | |
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| 77 | if (err < 0) |
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| 78 | return err; |
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| 79 | } |
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| 80 | |
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| 81 | if (flags != required_flags) |
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| 82 | return -1; |
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| 83 | |
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| 84 | return err; |
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| 85 | } |
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