#include "conf-files.h"
#include "mkdir.h"
#include "catalog.h"
+#include "siphash24.h"
const char * const catalog_file_dirs[] = {
"/usr/local/lib/systemd/catalog/",
le64_t offset;
} CatalogItem;
-unsigned catalog_hash_func(const void *p) {
+static unsigned long catalog_hash_func(const void *p, const uint8_t hash_key[HASH_KEY_SIZE]) {
const CatalogItem *i = p;
+ uint64_t u;
+ size_t l, sz;
+ void *v;
- assert_cc(sizeof(unsigned) == sizeof(uint8_t)*4);
-
- return (((unsigned) i->id.bytes[0] << 24) |
- ((unsigned) i->id.bytes[1] << 16) |
- ((unsigned) i->id.bytes[2] << 8) |
- ((unsigned) i->id.bytes[3])) ^
- (((unsigned) i->id.bytes[4] << 24) |
- ((unsigned) i->id.bytes[5] << 16) |
- ((unsigned) i->id.bytes[6] << 8) |
- ((unsigned) i->id.bytes[7])) ^
- (((unsigned) i->id.bytes[8] << 24) |
- ((unsigned) i->id.bytes[9] << 16) |
- ((unsigned) i->id.bytes[10] << 8) |
- ((unsigned) i->id.bytes[11])) ^
- (((unsigned) i->id.bytes[12] << 24) |
- ((unsigned) i->id.bytes[13] << 16) |
- ((unsigned) i->id.bytes[14] << 8) |
- ((unsigned) i->id.bytes[15])) ^
- string_hash_func(i->language);
+ l = strlen(i->language);
+ sz = sizeof(i->id) + l;
+ v = alloca(sz);
+
+ memcpy(mempcpy(v, &i->id, sizeof(i->id)), i->language, l);
+
+ siphash24((uint8_t*) &u, v, sz, hash_key);
+
+ return (unsigned long) u;
}
-int catalog_compare_func(const void *a, const void *b) {
+static int catalog_compare_func(const void *a, const void *b) {
const CatalogItem *i = a, *j = b;
unsigned k;
return strcmp(i->language, j->language);
}
+const struct hash_ops catalog_hash_ops = {
+ .hash = catalog_hash_func,
+ .compare = catalog_compare_func
+};
+
static int finish_item(
Hashmap *h,
struct strbuf *sb,
const char *payload) {
ssize_t offset;
- CatalogItem *i;
+ _cleanup_free_ CatalogItem *i = NULL;
int r;
assert(h);
i->offset = htole64((uint64_t) offset);
r = hashmap_put(h, i, i);
- if (r == EEXIST) {
+ if (r == -EEXIST) {
log_warning("Duplicate entry for " SD_ID128_FORMAT_STR ".%s, ignoring.",
SD_ID128_FORMAT_VAL(id), language ? language : "C");
- free(i);
return 0;
- }
+ } else if (r < 0)
+ return r;
+ i = NULL;
return 0;
}
return 0;
beg = end - 1;
- while (beg > filename && *beg != '.')
+ while (beg > filename && *beg != '.' && *beg != '/' && end - beg < 32)
beg --;
- if (beg <= filename || end <= beg + 1 || end - beg > 32)
+ if (*beg != '.' || end <= beg + 1)
return 0;
_lang = strndup(beg + 1, end - beg - 1);
return 1;
}
+static int catalog_entry_lang(const char* filename, int line,
+ const char* t, const char* deflang, char **lang) {
+ size_t c;
+
+ c = strlen(t);
+ if (c == 0) {
+ log_error("[%s:%u] Language too short.", filename, line);
+ return -EINVAL;
+ }
+ if (c > 31) {
+ log_error("[%s:%u] language too long.", filename, line);
+ return -EINVAL;
+ }
+
+ if (deflang) {
+ if (streq(t, deflang)) {
+ log_warning("[%s:%u] language specified unnecessarily",
+ filename, line);
+ return 0;
+ } else
+ log_warning("[%s:%u] language differs from default for file",
+ filename, line);
+ }
+
+ *lang = strdup(t);
+ if (!*lang)
+ return -ENOMEM;
+
+ return 0;
+}
+
int catalog_import_file(Hashmap *h, struct strbuf *sb, const char *path) {
_cleanup_fclose_ FILE *f = NULL;
_cleanup_free_ char *payload = NULL;
if (with_language) {
t = strstrip(line + 2 + 1 + 32 + 1);
- c = strlen(t);
- if (c <= 0) {
- log_error("[%s:%u] Language too short.", path, n);
- return -EINVAL;
- }
- if (c > 31) {
- log_error("[%s:%u] language too long.", path, n);
- return -EINVAL;
- }
-
- if (deflang) {
- log_warning("[%s:%u] language %s", path, n,
- streq(t, deflang) ?
- "specified unnecessarily" :
- "differs from default for file");
- lang = strdup(t);
- if (!lang)
- return -ENOMEM;
- }
+ r = catalog_entry_lang(path, n, t, deflang, &lang);
+ if (r < 0)
+ return r;
}
got_id = true;
int catalog_update(const char* database, const char* root, const char* const* dirs) {
_cleanup_strv_free_ char **files = NULL;
char **f;
- Hashmap *h;
struct strbuf *sb = NULL;
+ _cleanup_hashmap_free_free_ Hashmap *h = NULL;
_cleanup_free_ CatalogItem *items = NULL;
CatalogItem *i;
Iterator j;
unsigned n;
long r;
- h = hashmap_new(catalog_hash_func, catalog_compare_func);
+ h = hashmap_new(&catalog_hash_ops);
sb = strbuf_new();
if (!h || !sb) {
}
STRV_FOREACH(f, files) {
- log_debug("reading file '%s'", *f);
- catalog_import_file(h, sb, *f);
+ log_debug("Reading file '%s'", *f);
+ r = catalog_import_file(h, sb, *f);
+ if (r < 0) {
+ log_error("Failed to import file '%s': %s.",
+ *f, strerror(-r));
+ goto finish;
+ }
}
if (hashmap_size(h) <= 0) {
log_info("No items in catalog.");
- r = 0;
goto finish;
} else
log_debug("Found %u items in catalog.", hashmap_size(h));
log_debug("%s: wrote %u items, with %zu bytes of strings, %ld total size.",
database, n, sb->len, r);
- r = 0;
-
finish:
- if (h)
- hashmap_free_free(h);
if (sb)
strbuf_cleanup(sb);
return -errno;
if (fstat(fd, &st) < 0) {
- close_nointr_nofail(fd);
+ safe_close(fd);
return -errno;
}
if (st.st_size < (off_t) sizeof(CatalogHeader)) {
- close_nointr_nofail(fd);
+ safe_close(fd);
return -EINVAL;
}
p = mmap(NULL, PAGE_ALIGN(st.st_size), PROT_READ, MAP_SHARED, fd, 0);
if (p == MAP_FAILED) {
- close_nointr_nofail(fd);
+ safe_close(fd);
return -errno;
}
h->incompatible_flags != 0 ||
le64toh(h->n_items) <= 0 ||
st.st_size < (off_t) (le64toh(h->header_size) + le64toh(h->catalog_item_size) * le64toh(h->n_items))) {
- close_nointr_nofail(fd);
+ safe_close(fd);
munmap(p, st.st_size);
return -EBADMSG;
}