38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
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#include "hammer.h"
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#include <string.h>
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parse_state* from(parse_state *ps, const size_t index) {
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parse_state p = { ps->input, ps->index + index, ps->length - index, ps->cache };
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parse_state *ret = g_new(parse_state, 1);
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*ret = p;
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return ret;
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}
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const uint8_t* substring(const parse_state *ps, const size_t start, const size_t end) {
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if (end > start && (ps->index + end) < ps->length) {
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gpointer ret = g_malloc(end - start);
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memcpy(ret, ps->input, end - start);
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return (const uint8_t*)ret;
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} else {
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return NULL;
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}
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}
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const GVariant* at(parse_state *ps, const size_t index) {
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GVariant *ret = NULL;
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if (index + ps->index < ps->length)
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ret = g_variant_new_byte((ps->input)[index + ps->index]);
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return g_variant_new_maybe(G_VARIANT_TYPE_BYTE, ret);
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}
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const gchar* to_string(parse_state *ps) {
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return g_strescape(ps->input, NULL);
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}
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const result* get_cached(parse_state *ps, const size_t pid); /* {
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gpointer p = g_hash_table_lookup(ps->cache, &pid);
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if (NULL != p)
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}
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*/
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int put_cached(parse_state *ps, const size_t pid, result cached);
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