Use big_alloc().

[libucw.git] / lib / conf.h

diff --git a/lib/conf.h b/lib/conf.h
index 15d168178559156fefffe25428162d05be264fd8..c56cea48113ce0148a4b4f5670b7b45a20b17017 100644 (file)
--- a/lib/conf.h
+++ b/lib/conf.h
@@ -17,7 +17,8 @@ enum cf_class {
   CC_DYNAMIC,                          // dynamically allocated array
   CC_PARSER,                           // arbitrary parser function
   CC_SECTION,                          // section appears exactly once
-  CC_LIST                              // list with 0..many nodes
+  CC_LIST,                             // list with 0..many nodes
+  CC_BITMAP                            // of up to 32 items
 };
 
 enum cf_type {
@@ -99,6 +100,8 @@ struct cf_section {
 #define CF_PARSER(n,p,f,c)     { .cls = CC_PARSER, .name = n, .number = c, .ptr = p, .u.par = (cf_parser*) f }
 #define CF_SECTION(n,p,s)      { .cls = CC_SECTION, .name = n, .number = 1, .ptr = p, .u.sec = s }
 #define CF_LIST(n,p,s)         { .cls = CC_LIST, .name = n, .number = 1, .ptr = CHECK_PTR_TYPE(p,clist*), .u.sec = s }
+#define CF_BITMAP_INT(n,p)     { .cls = CC_BITMAP, .type = CT_INT, .name = n, .number = 1, .ptr = CHECK_PTR_TYPE(p,u32*) }
+#define CF_BITMAP_LOOKUP(n,p,t)        { .cls = CC_BITMAP, .type = CT_LOOKUP, .name = n, .number = 1, .ptr = CHECK_PTR_TYPE(p,u32*), .u.lookup = t }
 /* Configuration items for basic types */
 #define CF_INT(n,p)            CF_STATIC(n,p,INT,int,1)
 #define CF_INT_ARY(n,p,c)      CF_STATIC(n,p,INT,int,c)
@@ -124,18 +127,16 @@ struct cf_section {
 #define CF_USER(n,p,t)         { .cls = CC_STATIC, .type = CT_USER, .name = n, .number = 1, .ptr = p, .u.utype = t }
 #define CF_USER_ARY(n,p,t,c)   { .cls = CC_STATIC, .type = CT_USER, .name = n, .number = c, .ptr = p, .u.utype = t }
 #define CF_USER_DYN(n,p,t,c)   { .cls = CC_DYNAMIC, .type = CT_USER, .name = n, .number = c, .ptr = p, .u.utype = t }
-  // Beware that CF_USER_DYN can only be used on user-defined types of size at least 4
 
 /* If you aren't picky about the number of parameters */
 #define CF_ANY_NUM             -0x7fffffff
 
-#define DARY_LEN(a) *(uns*)(a-1)
+#define DARY_LEN(a) ((uns*)a)[-1]
   // length of a dynamic array
-#define DARY_ALLOC(type,len,val...) (type[]) { (type)len, ##val } + 1
+#define DARY_ALLOC(type,len,val...) ((struct { uns l; type a[len]; }) { .l = len, .a = { val } }).a
   // creates a static instance of a dynamic array
-  // FIXME: overcast doesn't work for the double type
 
-/* Memory allocation */
+/* Memory allocation: conf-alloc.c */
 struct mempool;
 extern struct mempool *cf_pool;
 void *cf_malloc(uns size);
@@ -143,21 +144,16 @@ void *cf_malloc_zero(uns size);
 byte *cf_strdup(byte *s);
 byte *cf_printf(char *fmt, ...) FORMAT_CHECK(printf,1,2);
 
-/* Undo journal for error recovery */
+/* Undo journal for error recovery: conf-journal.c */
 extern uns cf_need_journal;
 void cf_journal_block(void *ptr, uns len);
 #define CF_JOURNAL_VAR(var) cf_journal_block(&(var), sizeof(var))
 
-struct cf_journal_item;
-struct cf_journal_item *cf_journal_new_transaction(uns new_pool);
-void cf_journal_commit_transaction(uns new_pool, struct cf_journal_item *oldj);
-void cf_journal_rollback_transaction(uns new_pool, struct cf_journal_item *oldj);
-
-/* Declaration */
+/* Declaration: conf-section.c */
 void cf_declare_section(byte *name, struct cf_section *sec, uns allow_unknown);
 void cf_init_section(byte *name, struct cf_section *sec, void *ptr, uns do_bzero);
 
-/* Parsers for basic types */
+/* Parsers for basic types: conf-parse.c */
 byte *cf_parse_int(byte *str, int *ptr);
 byte *cf_parse_u64(byte *str, u64 *ptr);
 byte *cf_parse_double(byte *str, double *ptr);