wehub-resource-sync
107 lines
3.0 KiB
C
107 lines
3.0 KiB
C
#include <stdint.h>
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#include <stdlib.h>
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#define SCH_STT_FRZ -1
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#define HAS_TIMESTAMP 0
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typedef enum {
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RS_STR,
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RS_INT,
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RS_BOOL,
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RS_NULL,
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RS_FLOAT,
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} ResultSchema;
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static int8_t adv_sch_stt(int8_t sch_stt, int32_t cur_chr, ResultSchema *rlt_sch) {
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switch (sch_stt) {
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case SCH_STT_FRZ:
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break;
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case 0:
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if (cur_chr == '-') {*rlt_sch = RS_STR; return 1;}
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if (cur_chr == '0') {*rlt_sch = RS_INT; return 16;}
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if (cur_chr == 'f') {*rlt_sch = RS_STR; return 2;}
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if (cur_chr == 'n') {*rlt_sch = RS_STR; return 10;}
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if (cur_chr == 't') {*rlt_sch = RS_STR; return 7;}
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if (('1' <= cur_chr && cur_chr <= '9')) {*rlt_sch = RS_INT; return 17;}
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break;
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case 1:
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if (cur_chr == '0') {*rlt_sch = RS_INT; return 16;}
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if (('1' <= cur_chr && cur_chr <= '9')) {*rlt_sch = RS_INT; return 17;}
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break;
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case 2:
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if (cur_chr == 'a') {*rlt_sch = RS_STR; return 4;}
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break;
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case 3:
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if (cur_chr == 'e') {*rlt_sch = RS_BOOL; return 15;}
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break;
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case 4:
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if (cur_chr == 'l') {*rlt_sch = RS_STR; return 8;}
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break;
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case 5:
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if (cur_chr == 'l') {*rlt_sch = RS_NULL; return 14;}
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break;
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case 6:
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if (cur_chr == 'l') {*rlt_sch = RS_STR; return 5;}
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break;
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case 7:
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if (cur_chr == 'r') {*rlt_sch = RS_STR; return 9;}
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break;
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case 8:
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if (cur_chr == 's') {*rlt_sch = RS_STR; return 3;}
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break;
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case 9:
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if (cur_chr == 'u') {*rlt_sch = RS_STR; return 3;}
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break;
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case 10:
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if (cur_chr == 'u') {*rlt_sch = RS_STR; return 6;}
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break;
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case 11:
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if (cur_chr == '+' ||
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cur_chr == '-') {*rlt_sch = RS_STR; return 12;}
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if (('0' <= cur_chr && cur_chr <= '9')) {*rlt_sch = RS_FLOAT; return 19;}
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break;
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case 12:
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if (('0' <= cur_chr && cur_chr <= '9')) {*rlt_sch = RS_FLOAT; return 19;}
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break;
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case 13:
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abort();
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break;
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case 14:
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*rlt_sch = RS_NULL;
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break;
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case 15:
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*rlt_sch = RS_BOOL;
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break;
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case 16:
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*rlt_sch = RS_INT;
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if (cur_chr == '.') {*rlt_sch = RS_FLOAT; return 18;}
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if (cur_chr == 'E' ||
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cur_chr == 'e') {*rlt_sch = RS_STR; return 11;}
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break;
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case 17:
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*rlt_sch = RS_INT;
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if (cur_chr == '.') {*rlt_sch = RS_FLOAT; return 18;}
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if (cur_chr == 'E' ||
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cur_chr == 'e') {*rlt_sch = RS_STR; return 11;}
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if (('0' <= cur_chr && cur_chr <= '9')) {*rlt_sch = RS_INT; return 17;}
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break;
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case 18:
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*rlt_sch = RS_FLOAT;
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if (cur_chr == 'E' ||
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cur_chr == 'e') {*rlt_sch = RS_STR; return 11;}
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if (('0' <= cur_chr && cur_chr <= '9')) {*rlt_sch = RS_FLOAT; return 18;}
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break;
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case 19:
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*rlt_sch = RS_FLOAT;
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if (('0' <= cur_chr && cur_chr <= '9')) {*rlt_sch = RS_FLOAT; return 19;}
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break;
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default:
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*rlt_sch = RS_STR;
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return SCH_STT_FRZ;
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}
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if (cur_chr != '\r' && cur_chr != '\n' && cur_chr != ' ' && cur_chr != 0) *rlt_sch = RS_STR;
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return SCH_STT_FRZ;
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}
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