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version 1.2.2.1, 2017/12/03 20:01:42
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version 1.12.2.3, 2025/08/25 12:58:08
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Line 12 terms:
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Line 12 terms:
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| All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
| Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
| |
|
| Copyright 2004 - 2017 | Copyright 2004 - 2025 |
| by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
| |
|
| Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
|
Line 224 json_parse_value(json_t * __restrict json, const char
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Line 224 json_parse_value(json_t * __restrict json, const char
|
| case '}': |
case '}': |
| goto found; |
goto found; |
| } |
} |
| if (jstr[json->h_pos] < 32 || jstr[json->h_pos] > 127) { | if (jstr[json->h_pos] < 32 || (u_char) jstr[json->h_pos] > 127) { |
| json->h_pos = pos; |
json->h_pos = pos; |
| elwix_SetErr(J_ERR_INVAL, "%s", jerrstr[J_ERR_INVAL]); |
elwix_SetErr(J_ERR_INVAL, "%s", jerrstr[J_ERR_INVAL]); |
| return -1; |
return -1; |
|
Line 427 json_token2val(const char *jstr, jtok_t * __restrict t
|
Line 427 json_token2val(const char *jstr, jtok_t * __restrict t
|
| return NULL; |
return NULL; |
| |
|
| AIT_SET_STRSIZ(v, json_toklen(tok)); |
AIT_SET_STRSIZ(v, json_toklen(tok)); |
| strncpy(AIT_GET_STR(v), json_tokstr(jstr, tok), AIT_LEN(v) - 1); | if (AIT_GET_STR(v)) |
| | strncpy(AIT_GET_STR(v), json_tokstr(jstr, tok), AIT_LEN(v) - 1); |
| | else |
| | ait_freeVar(&v); |
| |
|
| return v; |
return v; |
| } |
} |
|
Line 437 json_token2val(const char *jstr, jtok_t * __restrict t
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Line 440 json_token2val(const char *jstr, jtok_t * __restrict t
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| * |
* |
| * @jstr = JSON string |
* @jstr = JSON string |
| * @tok = Token for convert |
* @tok = Token for convert |
| * @return =NULL error or !=NULL allocated str, after use should be e_free() | * @return =NULL error or !=NULL allocated str, after use should be json_freestr()|e_free() |
| */ |
*/ |
| char * |
char * |
| json_token2str(const char *jstr, jtok_t * __restrict tok) |
json_token2str(const char *jstr, jtok_t * __restrict tok) |
| { |
{ |
| char *str = NULL; | char *s, *s2, *wrk, *str = NULL; |
| size_t len; |
size_t len; |
| |
|
| if (!jstr || !tok) |
if (!jstr || !tok) |
| return NULL; |
return NULL; |
| |
|
| |
|
| len = json_toklen(tok); |
len = json_toklen(tok); |
| str = e_malloc(len + 1); |
str = e_malloc(len + 1); |
| if (!str) |
if (!str) |
| return NULL; |
return NULL; |
| else { |
else { |
| strncpy(str, json_tokstr(jstr, tok), len); | memset(str, 0, len + 1); |
| str[len] = 0; | |
| | wrk = e_strdup(json_tokstr(jstr, tok)); |
| | wrk[len] = 0; |
| | for (s = wrk, s2 = str; *s; s++) |
| | *s2++ = (*s != '\\') ? *s : *++s; |
| | e_free(wrk); |
| } |
} |
| |
|
| return str; |
return str; |
|
Line 483 json_token2num(const char *jstr, jtok_t * __restrict t
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Line 492 json_token2num(const char *jstr, jtok_t * __restrict t
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| } |
} |
| |
|
| /* |
/* |
| * json_findbykey() - Find data by key | * json_token2dbl() - Return token to double |
| * |
* |
| * @jstr = JSON string |
* @jstr = JSON string |
| |
* @tok = Token for convert |
| |
* @return number |
| |
*/ |
| |
double |
| |
json_token2dbl(const char *jstr, jtok_t * __restrict tok) |
| |
{ |
| |
double ret = 0; |
| |
char *str; |
| |
|
| |
str = json_token2str(jstr, tok); |
| |
if (!str) |
| |
return 0; |
| |
|
| |
ret = strtod(str, NULL); |
| |
e_free(str); |
| |
return ret; |
| |
} |
| |
|
| |
/* |
| |
* json_token2bool() - Return token to bool int |
| |
* |
| |
* @jstr = JSON string |
| |
* @tok = Token for convert |
| |
* @return 0 for FALSE and !=0 for TRUE |
| |
*/ |
| |
int |
| |
json_token2bool(const char *jstr, jtok_t * __restrict tok) |
| |
{ |
| |
double ret = 0; |
| |
char *str; |
| |
|
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str = json_token2str(jstr, tok); |
| |
if (!str) |
| |
return 0; |
| |
|
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switch (*str) { |
| |
case 't': |
| |
case 'T': |
| |
ret = 1; |
| |
break; |
| |
case 'f': |
| |
case 'F': |
| |
ret = 0; |
| |
break; |
| |
default: |
| |
ret = (int) strtol(str, NULL, 10); |
| |
break; |
| |
} |
| |
e_free(str); |
| |
return ret; |
| |
} |
| |
|
| |
/* |
| |
* json_findbykey() - Find token data by key |
| |
* |
| |
* @jstr = JSON string |
| * @key = Search key |
* @key = Search key |
| |
* @type = Search key for particular token type, if is J_UNDEF this mean any type |
| * @toks = Parsed tokens |
* @toks = Parsed tokens |
| * @toksnum = Number of parsed tokens |
* @toksnum = Number of parsed tokens |
| * return: =NULL error or !=NULL data token found |
* return: =NULL error or !=NULL data token found |
| */ |
*/ |
| jtok_t * |
jtok_t * |
| json_findbykey(const char *jstr, const char *key, jtok_t * __restrict toks, int toksnum) | json_findbykey(const char *jstr, const char *key, jtype_t type, jtok_t * __restrict toks, int toksnum) |
| { |
{ |
| jtok_t *tok = NULL; |
jtok_t *tok = NULL; |
| register int i; |
register int i; |
|
Line 504 json_findbykey(const char *jstr, const char *key, jtok
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Line 570 json_findbykey(const char *jstr, const char *key, jtok
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| klen = strlen(key); |
klen = strlen(key); |
| |
|
| for (i = 1; i < toksnum; i++) { |
for (i = 1; i < toksnum; i++) { |
| if (toks[i].tok_type == J_STRING && | if (toks[i].tok_type == J_STRING && toks[i].tok_size == 1 && |
| klen == toks[i].tok_end - toks[i].tok_start && |
klen == toks[i].tok_end - toks[i].tok_start && |
| !strncmp(jstr + toks[i].tok_start, key, klen)) { |
!strncmp(jstr + toks[i].tok_start, key, klen)) { |
| tok = toks + i + 1; | if (type != J_UNDEF) { |
| break; | if (toks[i + 1].tok_type == type) { |
| | tok = toks + i + 1; |
| | break; |
| | } |
| | } else { |
| | tok = toks + i + 1; |
| | break; |
| | } |
| } |
} |
| } |
} |
| |
|
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Line 516 json_findbykey(const char *jstr, const char *key, jtok
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Line 589 json_findbykey(const char *jstr, const char *key, jtok
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| } |
} |
| |
|
| /* |
/* |
| * json_token2array() - Convert token to string array | * json_findbykeyatscope() - Find token data by key at particular scope |
| * |
* |
| |
* @scope = Search at object scope, =0 main object scope |
| * @jstr = JSON string |
* @jstr = JSON string |
| |
* @key = Search key |
| |
* @type = Search key for particular token type, if is J_UNDEF this mean any type |
| |
* @toks = Parsed tokens |
| |
* @toksnum = Number of parsed tokens |
| |
* return: =NULL error or !=NULL data token found |
| |
*/ |
| |
jtok_t * |
| |
json_findbykeyatscope(long scope, const char *jstr, const char *key, jtype_t type, jtok_t * __restrict toks, int toksnum) |
| |
{ |
| |
jtok_t *tok = NULL; |
| |
register int i; |
| |
int klen; |
| |
|
| |
if (!jstr || !key || !toks) |
| |
return NULL; |
| |
else |
| |
klen = strlen(key); |
| |
|
| |
for (i = 1; i < toksnum; i++) { |
| |
if (toks[i].tok_type == J_STRING && toks[i].tok_size == 1 && |
| |
toks[i].tok_parent == scope && |
| |
klen == toks[i].tok_end - toks[i].tok_start && |
| |
!strncmp(jstr + toks[i].tok_start, key, klen)) { |
| |
if (type != J_UNDEF) { |
| |
if (toks[i + 1].tok_type == type) { |
| |
tok = toks + i + 1; |
| |
break; |
| |
} |
| |
} else { |
| |
tok = toks + i + 1; |
| |
break; |
| |
} |
| |
} |
| |
} |
| |
|
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return tok; |
| |
} |
| |
|
| |
/* |
| |
* json_findbypos() - Find token by position on JSON string |
| |
* |
| |
* @pos = Offset from begin of JSON string |
| |
* @toks = Parsed tokens |
| |
* @toksnum = Number of parsed tokens |
| |
* return: =NULL error or !=NULL token found |
| |
*/ |
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jtok_t * |
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json_findbypos(u_long pos, jtok_t * __restrict toks, int toksnum) |
| |
{ |
| |
jtok_t *tok = NULL; |
| |
register int i; |
| |
|
| |
if (!toks) |
| |
return NULL; |
| |
|
| |
for (i = 1; i < toksnum; i++) |
| |
if (pos <= toks[i].tok_end && pos >= toks[i].tok_start) { |
| |
tok = toks + i; |
| |
break; |
| |
} |
| |
|
| |
return tok; |
| |
} |
| |
|
| |
/* |
| |
* json_token2vars() - Convert token to string variable array |
| |
* |
| |
* @jstr = JSON string |
| * @tok = Token for convert |
* @tok = Token for convert |
| * return: =NULL error or !=NULL allocated array with string variables, |
* return: =NULL error or !=NULL allocated array with string variables, |
| * after use should be ait_freeVars() |
* after use should be ait_freeVars() |
| */ |
*/ |
| array_t * |
array_t * |
| json_token2array(const char *jstr, jtok_t * __restrict tok) | json_token2vars(const char *jstr, jtok_t * __restrict tok) |
| { |
{ |
| array_t *arr = NULL; |
array_t *arr = NULL; |
| register int i; | register int i, j; |
| int siz; |
int siz; |
| ait_val_t *v; |
ait_val_t *v; |
| jtok_t *t; |
jtok_t *t; |
|
Line 546 json_token2array(const char *jstr, jtok_t * __restrict
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Line 688 json_token2array(const char *jstr, jtok_t * __restrict
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| if (tok->tok_type == J_STRING || tok->tok_type == J_VALUE) { |
if (tok->tok_type == J_STRING || tok->tok_type == J_VALUE) { |
| v = ait_getVars(&arr, 0); |
v = ait_getVars(&arr, 0); |
| AIT_SET_STRSIZ(v, json_toklen(tok) + 1); |
AIT_SET_STRSIZ(v, json_toklen(tok) + 1); |
| json_tokstrcpy(AIT_GET_STR(v), jstr, tok); | if (AIT_GET_STR(v)) { |
| | json_tokstrcpy(AIT_GET_STR(v), jstr, tok); |
| | } else { |
| | ait_freeVar(&v); |
| | } |
| } else if (tok->tok_type == J_ARRAY) { |
} else if (tok->tok_type == J_ARRAY) { |
| for (i = 0; i < tok->tok_size; i++) { | for (i = 0, j = 1; i < tok->tok_size; i++) { |
| t = &tok[i + 1]; | t = &tok[i + j]; |
| v = ait_getVars(&arr, i); |
v = ait_getVars(&arr, i); |
| AIT_SET_STRSIZ(v, json_toklen(t) + 1); |
AIT_SET_STRSIZ(v, json_toklen(t) + 1); |
| json_tokstrcpy(AIT_GET_STR(v), jstr, t); | if (AIT_GET_STR(v)) { |
| | json_tokstrcpy(AIT_GET_STR(v), jstr, t); |
| | } else { |
| | ait_freeVar(&v); |
| | } |
| | |
| | /* if there we have array from objects should parse all object tokens */ |
| | while (i < tok->tok_size - 1 && tok->tok_idx != tok[i + j + 1].tok_parent) |
| | j++; |
| } |
} |
| } else if (tok->tok_type == J_OBJECT) { |
} else if (tok->tok_type == J_OBJECT) { |
| for (i = 0; tok->tok_idx <= tok[i + 1].tok_parent; i++) { |
for (i = 0; tok->tok_idx <= tok[i + 1].tok_parent; i++) { |
| t = &tok[i + 1]; |
t = &tok[i + 1]; |
| v = ait_getVars(&arr, i); |
v = ait_getVars(&arr, i); |
| AIT_SET_STRSIZ(v, json_toklen(t) + 1); |
AIT_SET_STRSIZ(v, json_toklen(t) + 1); |
| json_tokstrcpy(AIT_GET_STR(v), jstr, t); | if (AIT_GET_STR(v)) { |
| | json_tokstrcpy(AIT_GET_STR(v), jstr, t); |
| | } else { |
| | ait_freeVar(&v); |
| | } |
| } |
} |
| } else { |
} else { |
| elwix_SetErr(J_ERR_PARAM, "%s", jerrstr[J_ERR_PARAM]); |
elwix_SetErr(J_ERR_PARAM, "%s", jerrstr[J_ERR_PARAM]); |
|
Line 570 json_token2array(const char *jstr, jtok_t * __restrict
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Line 728 json_token2array(const char *jstr, jtok_t * __restrict
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| return arr; |
return arr; |
| } |
} |
| |
|
| |
/* |
| |
* json_token2array() - Convert token to string array |
| |
* |
| |
* @jstr = JSON string |
| |
* @tok = Token for convert |
| |
* return: =NULL error or !=NULL allocated array with strings, |
| |
* after use should be ait_freearray() |
| |
*/ |
| |
array_t * |
| |
json_token2array(const char *jstr, jtok_t * __restrict tok) |
| |
{ |
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array_t *arr = NULL; |
| |
register int i, j; |
| |
int siz; |
| |
char *str; |
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jtok_t *t; |
| |
|
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if (!jstr || !tok) |
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return NULL; |
| |
|
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siz = tok->tok_size; |
| |
if (!siz && json_toktype(tok) != J_ARRAY && json_toktype(tok) != J_OBJECT) |
| |
siz++; |
| |
|
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arr = array_Init(siz); |
| |
if (!arr) |
| |
return NULL; |
| |
|
| |
if (tok->tok_type == J_STRING || tok->tok_type == J_VALUE) { |
| |
str = e_malloc(json_toklen(tok) + 1); |
| |
if (!str) { |
| |
array_Destroy(&arr); |
| |
return NULL; |
| |
} else |
| |
json_tokstrcpy(str, jstr, tok); |
| |
if (array_Push(arr, str, 0) == -1) { |
| |
e_free(str); |
| |
array_Destroy(&arr); |
| |
return NULL; |
| |
} |
| |
} else if (tok->tok_type == J_ARRAY) { |
| |
for (i = 0, j = 1; i < tok->tok_size; i++) { |
| |
t = &tok[i + j]; |
| |
str = e_malloc(json_toklen(t) + 1); |
| |
if (!str) { |
| |
json_freearray(&arr); |
| |
return NULL; |
| |
} else |
| |
json_tokstrcpy(str, jstr, t); |
| |
if (array_Push(arr, str, 0) == -1) { |
| |
e_free(str); |
| |
json_freearray(&arr); |
| |
return NULL; |
| |
} |
| |
|
| |
/* if there we have array from objects should parse all object tokens */ |
| |
while (i < tok->tok_size - 1 && tok->tok_idx != tok[i + j + 1].tok_parent) |
| |
j++; |
| |
} |
| |
} else if (tok->tok_type == J_OBJECT) { |
| |
for (i = 0; tok->tok_idx <= tok[i + 1].tok_parent; i++) { |
| |
t = &tok[i + 1]; |
| |
str = e_malloc(json_toklen(t) + 1); |
| |
if (!str) { |
| |
json_freearray(&arr); |
| |
return NULL; |
| |
} else |
| |
json_tokstrcpy(str, jstr, t); |
| |
if (array_Push(arr, str, 0) == -1) { |
| |
e_free(str); |
| |
json_freearray(&arr); |
| |
return NULL; |
| |
} |
| |
} |
| |
} else { |
| |
elwix_SetErr(J_ERR_PARAM, "%s", jerrstr[J_ERR_PARAM]); |
| |
array_Destroy(&arr); |
| |
return NULL; |
| |
} |
| |
|
| |
return arr; |
| |
} |
| |
|
| /* |
/* |
| |
* json_freearray() - Free & destroy allocated array from json_token2array function |
| |
* |
| |
* @parr = Array |
| |
* return -1 error or 0 ok |
| |
*/ |
| |
int |
| |
json_freearray(array_t **parr) |
| |
{ |
| |
if (!parr) |
| |
return -1; |
| |
|
| |
array_Free(*parr); |
| |
array_Destroy(parr); |
| |
return 0; |
| |
} |
| |
|
| |
|
| |
/* |
| * json_add_begin_object() - Adds begin of object { |
* json_add_begin_object() - Adds begin of object { |
| * |
* |
| * @jstr = JSON string |
* @jstr = JSON string |
|
Line 931 json_add_pair(char * __restrict jstr, int jlen, int ws
|
Line 1188 json_add_pair(char * __restrict jstr, int jlen, int ws
|
| } |
} |
| |
|
| /* |
/* |
| |
* json_add_pair2() - Adds key/value pair with formated args |
| |
* |
| |
* @jstr = JSON string |
| |
* @jlen = JSON string length |
| |
* @wspace = whitespace include |
| |
* @key = Key string |
| |
* @fmt = Format string for values |
| |
* return: -1 error or !=-1 actual JSON string length |
| |
*/ |
| |
int |
| |
json_add_pair2(char * __restrict jstr, int jlen, int wspace, const char *key, const char *fmt, ...) |
| |
{ |
| |
int len = -1; |
| |
size_t eos; |
| |
va_list lst; |
| |
char szStr[BUFSIZ] = { [0 ... BUFSIZ - 1] = 0 }; |
| |
|
| |
if (!jstr || !key || !fmt) |
| |
return -1; |
| |
else |
| |
eos = strlen(jstr); |
| |
|
| |
if (json_add_string(jstr, jlen, 0, key) == -1) { |
| |
jstr[eos] = 0; |
| |
return -1; |
| |
} |
| |
if (json_add_colon(jstr, jlen, wspace) == -1) { |
| |
jstr[eos] = 0; |
| |
return -1; |
| |
} |
| |
va_start(lst, fmt); |
| |
vsnprintf(szStr, sizeof szStr, fmt, lst); |
| |
va_end(lst); |
| |
if ((len = json_add_string(jstr, jlen, 0, szStr)) == -1) { |
| |
jstr[eos] = 0; |
| |
return -1; |
| |
} |
| |
|
| |
return len; |
| |
} |
| |
|
| |
/* |
| * json_add_array() - Adds array |
* json_add_array() - Adds array |
| * |
* |
| * @jstr = JSON string |
* @jstr = JSON string |
|
Line 999 json_dump_yaml(FILE *f, const char *jstr, jtok_t *toks
|
Line 1298 json_dump_yaml(FILE *f, const char *jstr, jtok_t *toks
|
| { |
{ |
| register int i, j, k; |
register int i, j, k; |
| |
|
| if (!toksnum) | if (!toksnum || !toks) |
| return 0; |
return 0; |
| |
|
| if (toks->tok_type == J_VALUE) { |
if (toks->tok_type == J_VALUE) { |
|
Line 1032 json_dump_yaml(FILE *f, const char *jstr, jtok_t *toks
|
Line 1331 json_dump_yaml(FILE *f, const char *jstr, jtok_t *toks
|
| } |
} |
| |
|
| return 0; |
return 0; |
| |
} |
| |
|
| |
/* |
| |
* json_dump() - Dump parsed JSON string to structure format |
| |
* |
| |
* @f = Output handler |
| |
* @jstr = JSON string |
| |
* @toks = JSON tokens |
| |
* @toksnum = Number of tokens |
| |
* @indent = Start indent spaces |
| |
* return: 0 done and 1 added one more item |
| |
*/ |
| |
int |
| |
json_dump(FILE *f, const char *jstr, jtok_t *toks, int toksnum, int indent) |
| |
{ |
| |
register int i, j, k; |
| |
|
| |
if (!toksnum) |
| |
return 0; |
| |
|
| |
if (toks->tok_type == J_VALUE) { |
| |
fprintf(f, "[idx=%ld type=VALUE start=%ld end=%ld size=%ld parent=%ld] = %.*s", |
| |
toks->tok_idx, toks->tok_start, toks->tok_end, toks->tok_size, toks->tok_parent, |
| |
(int) json_toklen(toks), json_tokstr(jstr, toks)); |
| |
return 1; |
| |
} else if (toks->tok_type == J_STRING) { |
| |
fprintf(f, "[idx=%ld type=STRING start=%ld end=%ld size=%ld parent=%ld] = %.*s", |
| |
toks->tok_idx, toks->tok_start, toks->tok_end, toks->tok_size, toks->tok_parent, |
| |
(int) json_toklen(toks), json_tokstr(jstr, toks)); |
| |
return 1; |
| |
} else if (toks->tok_type == J_OBJECT) { |
| |
fprintf(f, "\n"); |
| |
fprintf(f, "object:: [idx=%ld type=OBJECT start=%ld end=%ld size=%ld parent=%ld]\n", |
| |
toks->tok_idx, toks->tok_start, toks->tok_end, toks->tok_size, toks->tok_parent); |
| |
for (j = i = 0; i < json_toksize(toks); i++) { |
| |
for (k = 0; k < indent; k++) |
| |
fprintf(f, " "); |
| |
j += json_dump(f, jstr, toks + j + 1, toksnum - j, indent + 1); |
| |
fprintf(f, ": "); |
| |
j += json_dump(f, jstr, toks + j + 1, toksnum - j, indent + 1); |
| |
fprintf(f, "\n"); |
| |
} |
| |
return j + 1; |
| |
} else if (toks->tok_type == J_ARRAY) { |
| |
fprintf(f, "\n"); |
| |
fprintf(f, "array[] [idx=%ld type=ARRAY start=%ld end=%ld size=%ld parent=%ld]", |
| |
toks->tok_idx, toks->tok_start, toks->tok_end, toks->tok_size, toks->tok_parent); |
| |
for (j = i = 0; i < json_toksize(toks); i++) { |
| |
for (k = 0; k < indent - 1; k++) |
| |
fprintf(f, " "); |
| |
j += json_dump(f, jstr, toks + j + 1, toksnum - j, indent + 1); |
| |
fprintf(f, "\n"); |
| |
} |
| |
return j + 1; |
| |
} |
| |
|
| |
return 0; |
| |
} |
| |
|
| |
/* |
| |
* json_objscope() - Find object scope of key |
| |
* |
| |
* @key = Key of object, if it is =NULL, then return 0 (default scope) |
| |
* @jstr = JSON string |
| |
* @toks = JSON tokens |
| |
* @toksnum = Number of tokens |
| |
* return: -1 on error or >=0 scope of object |
| |
*/ |
| |
long |
| |
json_objscope(const char *key, const char *jstr, jtok_t * __restrict toks, int toksnum) |
| |
{ |
| |
long scope = 0; |
| |
register int i; |
| |
int klen; |
| |
|
| |
if (!key) |
| |
return 0; /* default scope */ |
| |
|
| |
if (!jstr || !toks) |
| |
return -1; |
| |
else |
| |
klen = strlen(key); |
| |
|
| |
for (i = 1; i < toksnum; i++) |
| |
if (toks[i].tok_type == J_STRING && toks[i].tok_size == 1 && |
| |
klen == toks[i].tok_end - toks[i].tok_start && |
| |
!strncmp(jstr + toks[i].tok_start, key, klen)) |
| |
if (toks[i + 1].tok_type == J_OBJECT) { |
| |
scope = toks[i + 1].tok_idx; |
| |
break; |
| |
} |
| |
|
| |
return scope; |
| |
} |
| |
|
| |
/* |
| |
* json_validate() - Validate JSON |
| |
* |
| |
* @jstr = JSON string |
| |
* @started = if started != NULL then here will return start position of found JSON |
| |
* return: -1 error or >=0 where valid JSON ends |
| |
*/ |
| |
int |
| |
json_validate(const char *jstr, int *started) |
| |
{ |
| |
register int o = 0, a = 0, q = 0, pos = 0; |
| |
|
| |
if (!jstr) |
| |
return -1; |
| |
|
| |
if (started) |
| |
*started = 0; |
| |
|
| |
while (jstr[pos] && jstr[pos] != '{' && jstr[pos] != '[') { |
| |
pos++; |
| |
if (started) |
| |
(*started)++; |
| |
} |
| |
|
| |
do { |
| |
switch (jstr[pos++]) { |
| |
case '{': |
| |
o++; |
| |
break; |
| |
case '}': |
| |
o--; |
| |
break; |
| |
case '[': |
| |
a++; |
| |
break; |
| |
case ']': |
| |
a--; |
| |
break; |
| |
case '"': |
| |
q = ~q; |
| |
break; |
| |
case '\\': |
| |
pos++; |
| |
break; |
| |
case 0: /* string ends without valid JSON */ |
| |
if (started) |
| |
*started = 0; |
| |
return 0; |
| |
} |
| |
} while (q || a || o); |
| |
|
| |
return pos; |
| |
} |
| |
|
| |
/* |
| |
* json_marshaling() - Prepare JSON to one continues line |
| |
* |
| |
* @jstr = JSON string |
| |
* @space = if it is 0 then spaces will be removed |
| |
* return NULL error or !=NULL ready JSON for proceeding |
| |
*/ |
| |
char * |
| |
json_marshaling(char * __restrict jstr, int space) |
| |
{ |
| |
int started, ended, len; |
| |
char *str, *pos, *js; |
| |
register int q = 0; |
| |
|
| |
if (!jstr) |
| |
return NULL; |
| |
else |
| |
js = jstr; |
| |
|
| |
ended = json_validate(jstr, &started); |
| |
if (!ended) |
| |
return NULL; |
| |
len = ended - started + 1; |
| |
str = e_malloc(len); |
| |
if (!str) |
| |
return NULL; |
| |
else { |
| |
memset(str, 0, len); |
| |
pos = str; |
| |
} |
| |
|
| |
js += started; |
| |
while (*js && js < jstr + ended && --len) { |
| |
if (*js < 0x20) { |
| |
js++; |
| |
continue; |
| |
} |
| |
if (space && !q && *js == 0x20) { |
| |
js++; |
| |
continue; |
| |
} |
| |
if (*js == '"') |
| |
q = ~q; |
| |
*pos++ = *js++; |
| |
} |
| |
*pos = 0; |
| |
|
| |
len = strlen(jstr) + 1; |
| |
strlcpy(jstr, str, len); |
| |
e_free(str); |
| |
return jstr; |
| } |
} |