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py/frozenmod: Store frozen module names together, to quickly scan them.

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This commit is contained in:
Paul Sokolovsky
2016-01-03 18:08:45 +02:00
parent 1b0aab621b
commit 17f324b836
2 changed files with 18 additions and 13 deletions
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19
py/frozenmod.c
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@@ -32,21 +32,22 @@
#if MICROPY_MODULE_FROZEN
extern const uint16_t mp_frozen_sizes[];
extern const char mp_frozen_names[];
extern const uint32_t mp_frozen_sizes[];
extern const char mp_frozen_content[];
mp_lexer_t *mp_find_frozen_module(const char *str, int len) {
const uint16_t *sz_ptr = mp_frozen_sizes;
const char *s = mp_frozen_content;
const char *name = mp_frozen_names;
while (*sz_ptr) {
int l = strlen(s);
if (l == len && !memcmp(str, s, l)) {
s += l + 1;
mp_lexer_t *lex = mp_lexer_new_from_str_len(MP_QSTR_, s, *sz_ptr, 0);
size_t offset = 0;
for (int i = 0; *name != 0; i++) {
int l = strlen(name);
if (l == len && !memcmp(str, name, l)) {
mp_lexer_t *lex = mp_lexer_new_from_str_len(MP_QSTR_, mp_frozen_content + offset, mp_frozen_sizes[i], 0);
return lex;
}
s += (l + 1) + (*sz_ptr++ + 1);
name += l + 1;
offset += mp_frozen_sizes[i] + 1;
}
return NULL;
}