diff options
Diffstat (limited to 'nasmlib.h')
| -rw-r--r-- | nasmlib.h | 79 |
1 files changed, 74 insertions, 5 deletions
@@ -1,4 +1,4 @@ -/* nasmlib.c header file for nasmlib.h +/* nasmlib.h header file for nasmlib.c * * The Netwide Assembler is copyright (C) 1996 Simon Tatham and * Julian Hall. All rights reserved. The software is @@ -51,8 +51,8 @@ char *nasm_strndup_log (char *, int, char *, size_t); * ANSI doesn't guarantee the presence of `stricmp' or * `strcasecmp'. */ -int nasm_stricmp (char *, char *); -int nasm_strnicmp (char *, char *, int); +int nasm_stricmp (const char *, const char *); +int nasm_strnicmp (const char *, const char *, int); /* * Convert a string into a number, using NASM number rules. Sets @@ -61,6 +61,14 @@ int nasm_strnicmp (char *, char *, int); long readnum(char *str, int *error); /* + * Convert a character constant into a number. Sets + * `*warn' to TRUE if an overflow occurs, and FALSE otherwise. + * str points to and length covers the middle of the string, + * without the quotes. + */ +long readstrnum(char *str, int length, int *warn); + +/* * seg_init: Initialise the segment-number allocator. * seg_alloc: allocate a hitherto unused segment number. */ @@ -108,7 +116,41 @@ void fwritelong (long data, FILE *fp); * chunk. */ -struct RAA; +#define RAA_BLKSIZE 4096 /* this many longs allocated at once */ +#define RAA_LAYERSIZE 1024 /* this many _pointers_ allocated */ + +typedef struct RAA RAA; +typedef union RAA_UNION RAA_UNION; +typedef struct RAA_LEAF RAA_LEAF; +typedef struct RAA_BRANCH RAA_BRANCH; + +struct RAA { + /* + * Number of layers below this one to get to the real data. 0 + * means this structure is a leaf, holding RAA_BLKSIZE real + * data items; 1 and above mean it's a branch, holding + * RAA_LAYERSIZE pointers to the next level branch or leaf + * structures. + */ + int layers; + /* + * Number of real data items spanned by one position in the + * `data' array at this level. This number is 1, trivially, for + * a leaf (level 0): for a level 1 branch it should be + * RAA_BLKSIZE, and for a level 2 branch it's + * RAA_LAYERSIZE*RAA_BLKSIZE. + */ + long stepsize; + union RAA_UNION { + struct RAA_LEAF { + long data[RAA_BLKSIZE]; + } l; + struct RAA_BRANCH { + struct RAA *data[RAA_LAYERSIZE]; + } b; + } u; +}; + struct RAA *raa_init (void); void raa_free (struct RAA *); @@ -125,7 +167,15 @@ struct RAA *raa_write (struct RAA *r, long posn, long value); * of a given size. */ -struct SAA; +struct SAA { + /* + * members `end' and `elem_len' are only valid in first link in + * list; `rptr' and `rpos' are used for reading + */ + struct SAA *next, *end, *rptr; + long elem_len, length, posn, start, rpos; + char *data; +}; struct SAA *saa_init (long elem_len); /* 1 == byte */ void saa_free (struct SAA *); @@ -169,4 +219,23 @@ long reloc_wrt(expr *); */ int bsi (char *string, char **array, int size); + +char *src_set_fname(char *newname); +long src_set_linnum(long newline); +long src_get_linnum(void); +/* + * src_get may be used if you simply want to know the source file and line. + * It is also used if you maintain private status about the source location + * It return 0 if the information was the same as the last time you + * checked, -1 if the name changed and (new-old) if just the line changed. + */ +int src_get(long *xline, char **xname); + +void nasm_quote(char **str); +char *nasm_strcat(char *one, char *two); +void nasmlib_cleanup(void); + +void null_debug_routine(); +extern struct dfmt null_debug_form; +extern struct dfmt *null_debug_arr[2]; #endif |