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81 lines
1.7 KiB
81 lines
1.7 KiB
#include "bowl.h"
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#include <stdlib.h>
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#include <memory.h>
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#include <stdbool.h>
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#include <stdarg.h>
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/// Allocate memory for a new data node
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err_t data_malloc(struct bowl **self, data_t type, ...)
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{
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err_t e;
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va_list args;
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struct data *d = calloc(sizeof(struct data), 1);
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CHECK(d, MALLOC_FAILED)
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d->type = type;
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va_start(args, type);
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switch(type) {
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case LITERAL: {
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char *lit = va_arg(args, char *);
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size_t len = REAL_STRLEN(lit);
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d->_pl.literal = calloc(sizeof(char), len);
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if(!d->_pl.literal) {
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e = MALLOC_FAILED;
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goto fail;
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}
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strcpy(d->_pl.literal, lit);
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break;
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};
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case INTEGER: {
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int i = va_arg(args, long);
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d->_pl.integer = i;
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break;
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}
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case REAL: {
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int r = va_arg(args, double);
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d->_pl.real = r;
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break;
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}
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case BOOLEAN: {
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int b = va_arg(args, int);
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d->_pl.boolean = (bool) b;
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break;
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}
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case RAW: {
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void *raw = va_arg(args, void *);
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d->_pl.raw = raw;
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break;
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}
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default: e = INVALID_PARAMS; goto fail;
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}
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va_end(args);
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e = bowl_malloc(self, LEAF);
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if(e) goto fail;
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(*self)->_pl.data = d;
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return OK;
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fail:
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if(d->type == LITERAL && d->_pl.literal) free(d->_pl.literal);
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if(*self) bowl_free(*self);
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if(d) free(d);
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return e;
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}
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/// Free all data node memory
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err_t data_free(struct data *self)
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{
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CHECK(self, INVALID_PARAMS)
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switch(self->type) {
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case LITERAL: free(self->_pl.literal); break;
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default: break;
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}
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free(self);
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return OK;
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}
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