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Impl. c_simple_http_cache_filename_to_path(...)

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This commit is contained in:
Stephen Seo 2024-09-25 13:10:44 +09:00
parent 856c205f31
commit b9e4e3de5f
2 changed files with 157 additions and 0 deletions
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77
src/html_cache.c
View file

@ -104,6 +104,83 @@ char *c_simple_http_path_to_cache_filename(const char *path) {
}
}
char *c_simple_http_cache_filename_to_path(const char *cache_filename) {
uint_fast8_t is_percent_encoded = 0;
if (!cache_filename) {
return NULL;
} else if (strcmp(cache_filename, "ROOT") == 0) {
char *buf = malloc(2);
buf[0] = '/';
buf[1] = 0;
return buf;
} else if (cache_filename[0] == '%') {
is_percent_encoded = 1;
}
__attribute__((cleanup(simple_archiver_list_free)))
SDArchiverLinkedList *parts = simple_archiver_list_init();
size_t idx = 0;
size_t prev_idx = 0;
const size_t size = strlen(cache_filename);
char *buf;
size_t buf_size;
for(; idx < size && cache_filename[idx] != 0; ++idx) {
if (is_percent_encoded && strncmp(cache_filename + idx, "%2F", 3) == 0) {
if (prev_idx < idx) {
buf_size = idx - prev_idx + 2;
buf = malloc(buf_size);
memcpy(buf, cache_filename + prev_idx, buf_size - 2);
buf[buf_size - 2] = '/';
buf[buf_size - 1] = 0;
c_simple_http_add_string_part(parts, buf, 0);
free(buf);
} else {
buf_size = 2;
buf = malloc(buf_size);
buf[0] = '/';
buf[1] = 0;
c_simple_http_add_string_part(parts, buf, 0);
free(buf);
}
idx += 2;
prev_idx = idx + 1;
} else if (!is_percent_encoded
&& strncmp(cache_filename + idx, "0x2F", 4) == 0) {
if (prev_idx < idx) {
buf_size = idx - prev_idx + 2;
buf = malloc(buf_size);
memcpy(buf, cache_filename + prev_idx, buf_size - 2);
buf[buf_size - 2] = '/';
buf[buf_size - 1] = 0;
c_simple_http_add_string_part(parts, buf, 0);
free(buf);
} else {
buf_size = 2;
buf = malloc(buf_size);
buf[0] = '/';
buf[1] = 0;
c_simple_http_add_string_part(parts, buf, 0);
free(buf);
}
idx += 3;
prev_idx = idx + 1;
}
}
if (prev_idx < idx) {
buf_size = idx - prev_idx + 1;
buf = malloc(buf_size);
memcpy(buf, cache_filename + prev_idx, buf_size - 1);
buf[buf_size - 1] = 0;
c_simple_http_add_string_part(parts, buf, 0);
free(buf);
}
return c_simple_http_combine_string_parts(parts);
}
int c_simple_http_cache_path(
const char *path,
const char *config_filename,

80
src/test.c
View file

@ -598,49 +598,129 @@ int main(void) {
// Test html_cache.
{
char *ret = c_simple_http_path_to_cache_filename("/");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "ROOT") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("////");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "ROOT") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/inner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "0x2Finner") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/inner////");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "0x2Finner") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/outer/inner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "0x2Fouter0x2Finner") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/outer/inner////");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "0x2Fouter0x2Finner") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/outer///inner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "0x2Fouter0x2Finner") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/outer/with_hex_0x2F_inner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "%2Fouter%2Fwith_hex_0x2F_inner") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/outer/0x2F_hex_inner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "%2Fouter%2F0x2F_hex_inner") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename("/outer0x2F/inner_hex_0x2F");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "%2Fouter0x2F%2Finner_hex_0x2F") == 0);
free(ret);
ret = c_simple_http_path_to_cache_filename(
"/0x2Fouter0x2F/0x2Finner_0x2F_hex_0x2F");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "%2F0x2Fouter0x2F%2F0x2Finner_0x2F_hex_0x2F") == 0);
free(ret);
ret = c_simple_http_cache_filename_to_path("0x2Fouter0x2Finner");
ASSERT_TRUE(ret);
printf("%s\n", ret);
CHECK_TRUE(strcmp(ret, "/outer/inner") == 0);
free(ret);
ret = c_simple_http_cache_filename_to_path("0x2Fouter0x2Finner0x2F%2F0x2Fmore_inner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "/outer/inner/%2F/more_inner") == 0);
free(ret);
ret = c_simple_http_cache_filename_to_path("%2Fouter%2Finner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "/outer/inner") == 0);
free(ret);
ret = c_simple_http_cache_filename_to_path("%2Fouter%2Finner%2F0x2F%2Fmore_inner");
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "/outer/inner/0x2F/more_inner") == 0);
free(ret);
const char *uri0 = "/a/simple/url/with/inner/paths";
ret =
c_simple_http_path_to_cache_filename(uri0);
ASSERT_TRUE(ret);
CHECK_TRUE(
strcmp(ret, "0x2Fa0x2Fsimple0x2Furl0x2Fwith0x2Finner0x2Fpaths")
== 0);
char *ret2 = c_simple_http_cache_filename_to_path(ret);
free(ret);
ASSERT_TRUE(ret2);
CHECK_TRUE(strcmp(ret2, uri0) == 0);
free(ret2);
const char *uri1 = "/a/url/with/0x2F/in/it";
ret =
c_simple_http_path_to_cache_filename(uri1);
ASSERT_TRUE(ret);
CHECK_TRUE(
strcmp(ret, "%2Fa%2Furl%2Fwith%2F0x2F%2Fin%2Fit")
== 0);
ret2 = c_simple_http_cache_filename_to_path(ret);
free(ret);
ASSERT_TRUE(ret2);
CHECK_TRUE(strcmp(ret2, uri1) == 0);
free(ret2);
const char *uri2 = "/";
ret =
c_simple_http_path_to_cache_filename(uri2);
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "ROOT") == 0);
ret2 = c_simple_http_cache_filename_to_path(ret);
free(ret);
ASSERT_TRUE(ret2);
CHECK_TRUE(strcmp(ret2, uri2) == 0);
free(ret2);
const char *uri3 = "/a";
ret =
c_simple_http_path_to_cache_filename(uri3);
ASSERT_TRUE(ret);
CHECK_TRUE(strcmp(ret, "0x2Fa") == 0);
ret2 = c_simple_http_cache_filename_to_path(ret);
free(ret);
ASSERT_TRUE(ret2);
CHECK_TRUE(strcmp(ret2, uri3) == 0);
free(ret2);
}
RETURN()