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Merge pull request #29123 from yuwata/conf-parser-cleanups-for-config-section
conf-parser: several cleanups and generalizations for ConfigSection
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b8f18c3089
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@ -415,6 +415,11 @@ static inline int set_dump_sorted(Set *h, void ***ret, size_t *ret_n) {
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* the entries were inserted.
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* It is safe to remove the current entry.
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*/
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#define _HASHMAP_BASE_FOREACH(e, h, i) \
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for (Iterator i = ITERATOR_FIRST; _hashmap_iterate((h), &i, (void**)&(e), NULL); )
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#define HASHMAP_BASE_FOREACH(e, h) \
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_HASHMAP_BASE_FOREACH(e, h, UNIQ_T(i, UNIQ))
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#define _HASHMAP_FOREACH(e, h, i) \
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for (Iterator i = ITERATOR_FIRST; hashmap_iterate((h), &i, (void**)&(e), NULL); )
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#define HASHMAP_FOREACH(e, h) \
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@ -425,6 +430,11 @@ static inline int set_dump_sorted(Set *h, void ***ret, size_t *ret_n) {
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#define ORDERED_HASHMAP_FOREACH(e, h) \
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_ORDERED_HASHMAP_FOREACH(e, h, UNIQ_T(i, UNIQ))
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#define _HASHMAP_BASE_FOREACH_KEY(e, k, h, i) \
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for (Iterator i = ITERATOR_FIRST; _hashmap_iterate((h), &i, (void**)&(e), (const void**) &(k)); )
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#define HASHMAP_BASE_FOREACH_KEY(e, k, h) \
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_HASHMAP_BASE_FOREACH_KEY(e, k, h, UNIQ_T(i, UNIQ))
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#define _HASHMAP_FOREACH_KEY(e, k, h, i) \
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for (Iterator i = ITERATOR_FIRST; hashmap_iterate((h), &i, (void**)&(e), (const void**) &(k)); )
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#define HASHMAP_FOREACH_KEY(e, k, h) \
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@ -1945,7 +1945,9 @@ int network_add_ipv4ll_route(Network *network) {
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if (!network->ipv4ll_route)
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return 0;
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section_line = hashmap_find_free_section_line(network->routes_by_section);
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r = hashmap_by_section_find_unused_line(network->routes_by_section, network->filename, §ion_line);
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if (r < 0)
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return r;
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/* IPv4LLRoute= is in [Network] section. */
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r = route_new_static(network, network->filename, section_line, &n);
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@ -1978,7 +1980,9 @@ int network_add_default_route_on_device(Network *network) {
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if (!network->default_route_on_device)
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return 0;
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section_line = hashmap_find_free_section_line(network->routes_by_section);
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r = hashmap_by_section_find_unused_line(network->routes_by_section, network->filename, §ion_line);
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if (r < 0)
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return r;
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/* DefaultRouteOnDevice= is in [Network] section. */
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r = route_new_static(network, network->filename, section_line, &n);
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@ -748,9 +748,13 @@ static int config_section_compare_func(const ConfigSection *x, const ConfigSecti
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DEFINE_HASH_OPS(config_section_hash_ops, ConfigSection, config_section_hash_func, config_section_compare_func);
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int config_section_new(const char *filename, unsigned line, ConfigSection **s) {
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int config_section_new(const char *filename, unsigned line, ConfigSection **ret) {
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ConfigSection *cs;
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assert(filename);
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assert(line > 0);
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assert(ret);
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cs = malloc0(offsetof(ConfigSection, filename) + strlen(filename) + 1);
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if (!cs)
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return -ENOMEM;
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@ -758,21 +762,31 @@ int config_section_new(const char *filename, unsigned line, ConfigSection **s) {
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strcpy(cs->filename, filename);
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cs->line = line;
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*s = TAKE_PTR(cs);
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*ret = TAKE_PTR(cs);
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return 0;
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}
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unsigned hashmap_find_free_section_line(Hashmap *hashmap) {
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int _hashmap_by_section_find_unused_line(
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HashmapBase *entries_by_section,
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const char *filename,
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unsigned *ret) {
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ConfigSection *cs;
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unsigned n = 0;
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void *entry;
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HASHMAP_FOREACH_KEY(entry, cs, hashmap)
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if (n < cs->line)
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n = cs->line;
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HASHMAP_BASE_FOREACH_KEY(entry, cs, entries_by_section) {
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if (filename && !streq(cs->filename, filename))
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continue;
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n = MAX(n, cs->line);
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}
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return n + 1;
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/* overflow? */
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if (n >= UINT_MAX)
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return -EFBIG;
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*ret = n + 1;
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return 0;
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}
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#define DEFINE_PARSER(type, vartype, conv_func) \
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@ -136,9 +136,24 @@ static inline ConfigSection* config_section_free(ConfigSection *cs) {
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}
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DEFINE_TRIVIAL_CLEANUP_FUNC(ConfigSection*, config_section_free);
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int config_section_new(const char *filename, unsigned line, ConfigSection **s);
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int config_section_new(const char *filename, unsigned line, ConfigSection **ret);
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extern const struct hash_ops config_section_hash_ops;
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unsigned hashmap_find_free_section_line(Hashmap *hashmap);
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int _hashmap_by_section_find_unused_line(
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HashmapBase *entries_by_section,
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const char *filename,
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unsigned *ret);
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static inline int hashmap_by_section_find_unused_line(
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Hashmap *entries_by_section,
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const char *filename,
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unsigned *ret) {
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return _hashmap_by_section_find_unused_line(HASHMAP_BASE(entries_by_section), filename, ret);
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}
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static inline int ordered_hashmap_by_section_find_unused_line(
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OrderedHashmap *entries_by_section,
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const char *filename,
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unsigned *ret) {
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return _hashmap_by_section_find_unused_line(HASHMAP_BASE(entries_by_section), filename, ret);
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}
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static inline bool section_is_invalid(ConfigSection *section) {
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/* If this returns false, then it does _not_ mean the section is valid. */
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