X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=tools%2Fprotoparse.h;h=39bbd2c6921ffeab58ef4d57cd6cc075a35af72b;hb=e56ab892c4ff9eef34f85fab010d7084b9c59e81;hp=533dd467b8b88e4917893fcd3532b9fa62868580;hpb=39b168b8949dfc08ec521a70cdc4440dce1ef207;p=ia32rtools.git

diff --git a/tools/protoparse.h b/tools/protoparse.h
index 533dd46..39bbd2c 100644
--- a/tools/protoparse.h
+++ b/tools/protoparse.h
@@ -1,22 +1,34 @@
 
 struct parsed_proto;
 
+struct parsed_type {
+	char *name;
+	unsigned int is_array:1;
+	unsigned int is_ptr:1;
+};
+
 struct parsed_proto_arg {
 	char *reg;
-	const char *type;
+	struct parsed_type type;
 	struct parsed_proto *fptr;
 	void *datap;
 };
 
 struct parsed_proto {
 	char name[256];
-	const char *ret_type;
+	union {
+		struct parsed_type ret_type;
+		struct parsed_type type;
+	};
 	struct parsed_proto_arg arg[16];
 	int argc;
 	int argc_stack;
 	int argc_reg;
+	unsigned int is_func:1;
 	unsigned int is_stdcall:1;
+	unsigned int is_vararg:1;
 	unsigned int is_fptr:1;
+	unsigned int is_noreturn:1;
 };
 
 static const char *hdrfn;
@@ -26,6 +38,7 @@ static int find_protostr(char *dst, size_t dlen, FILE *fhdr,
 	const char *fname, const char *sym_)
 {
 	const char *sym = sym_;
+	const char *finc_name;
 	FILE *finc;
 	int symlen;
 	int line = 0;
@@ -41,27 +54,31 @@ static int find_protostr(char *dst, size_t dlen, FILE *fhdr,
 	while (fgets(dst, dlen, fhdr))
 	{
 		line++;
-		if (strncmp(dst, "#include ", 9) == 0) {
-			p = strpbrk(dst + 9, "\r\n ");
+		if (strncmp(dst, "//#include ", 11) == 0) {
+			finc_name = dst + 11;
+			p = strpbrk(finc_name, "\r\n ");
 			if (p != NULL)
 				*p = 0;
 
-			finc = fopen(dst + 9, "r");
+			finc = fopen(finc_name, "r");
 			if (finc == NULL) {
 				printf("%s:%d: can't open '%s'\n",
-					fname, line, dst + 9);
+					fname, line, finc_name);
 				continue;
 			}
 			ret = find_protostr(dst, dlen, finc,
-				dst + 9, sym_);
+				finc_name, sym_);
 			fclose(finc);
 			if (ret == 0)
 				break;
 			continue;
 		}
+		if (strncmp(sskip(dst), "//", 2) == 0)
+			continue;
 
 		p = strstr(dst, sym);
-		if (p != NULL
+		if (p != NULL && p > dst
+		   && (my_isblank(p[-1]) || my_issep(p[-1]))
 		   && (my_isblank(p[symlen]) || my_issep(p[symlen])))
 			break;
 	}
@@ -96,33 +113,47 @@ static int get_regparm(char *dst, size_t dlen, char *p)
 }
 
 // hmh..
-static const char *known_types[] = {
-	"const void *",
-	"void *",
-	"char *",
-	"FILE *",
-	"int *",
-	"unsigned __int8",
-	"unsigned __int16",
-	"unsigned int",
-	"signed int",
-	"char",
-	"__int8",
-	"__int16",
-	"int",
-	"bool",
-	"void",
-	"BYTE",
-	"WORD",
-	"DWORD",
-	"_DWORD",
-	"HMODULE",
+static const char *known_type_mod[] = {
+	"const",
+	"signed",
+	"unsigned",
+	"struct",
+	"enum",
+};
+
+static const char *known_ptr_types[] = {
+	"HACCEL",
 	"HANDLE",
+	"HBITMAP",
+	"HCURSOR",
+	"HDC",
+	"HGDIOBJ",
+	"HGLOBAL",
+	"HINSTANCE",
+	"HMODULE",
+	"HRGN",
+	"HRSRC",
+	"HKEY",
+	"HMENU",
 	"HWND",
-	"LPCSTR",
-	"size_t",
+	"PLONG",
+	"PDWORD",
+	"PVOID",
+	"PCVOID",
+	"DLGPROC",
+	"va_list",
+	"__VALIST",
+};
+
+static const char *ignored_keywords[] = {
+	"extern",
+	"WINBASEAPI",
+	"WINUSERAPI",
+	"WINGDIAPI",
+	"WINADVAPI",
 };
 
+// returns ptr to char after type ends
 static int typecmp(const char *n, const char *t)
 {
 	for (; *t != 0; n++, t++) {
@@ -137,16 +168,63 @@ static int typecmp(const char *n, const char *t)
 	return 0;
 }
 
-static const char *check_type(const char *name)
+static const char *skip_type_mod(const char *n)
 {
+	int len;
 	int i;
 
-	for (i = 0; i < ARRAY_SIZE(known_types); i++) {
-		if (typecmp(name, known_types[i]) == 0)
-			return known_types[i];
+	for (i = 0; i < ARRAY_SIZE(known_type_mod); i++) {
+		len = strlen(known_type_mod[i]);
+		if (strncmp(n, known_type_mod[i], len) != 0)
+			continue;
+
+		n += len;
+		while (my_isblank(*n))
+			n++;
+		i = 0;
+	}
+
+	return n;
+}
+
+static int check_type(const char *name, struct parsed_type *type)
+{
+	const char *n, *n1;
+	int ret = -1;
+	int i;
+
+	n = skip_type_mod(name);
+
+	for (i = 0; i < ARRAY_SIZE(known_ptr_types); i++) {
+		if (typecmp(n, known_ptr_types[i]))
+			continue;
+
+		type->is_ptr = 1;
+		break;
+	}
+
+	if (n[0] == 'L' && n[1] == 'P')
+		type->is_ptr = 1;
+
+	// assume single word
+	while (!my_isblank(*n) && !my_issep(*n))
+		n++;
+
+	while (1) {
+		n1 = n;
+		while (my_isblank(*n))
+			n++;
+		if (*n == '*') {
+			type->is_ptr = 1;
+			n++;
+			continue;
+		}
+		break;
 	}
 
-	return NULL;
+	ret = n1 - name;
+	type->name = strndup(name, ret);
+	return ret;
 }
 
 /* args are always expanded to 32bit */
@@ -174,27 +252,62 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 	char regparm[16];
 	char buf[256];
 	char cconv[32];
-	const char *kt;
 	int xarg = 0;
 	char *p, *p1;
+	int i, l;
 	int ret;
-	int i;
 
-	p = protostr;
+	p = sskip(protostr);
 	if (p[0] == '/' && p[1] == '/') {
-		//printf("warning: decl for sym '%s' is commented out\n", sym);
+		printf("%s:%d: commented out?\n", hdrfn, hdrfline);
 		p = sskip(p + 2);
 	}
 
-	kt = check_type(p);
-	if (kt == NULL) {
-		printf("%s:%d:%ld: unhandled return in '%s'\n",
+	// strip unneeded stuff
+	for (p1 = p; p1[0] != 0 && p1[1] != 0; p1++) {
+		if ((p1[0] == '/' && p1[1] == '*')
+		 || (p1[0] == '*' && p1[1] == '/'))
+			p1[0] = p1[1] = ' ';
+	}
+
+	if (!strncmp(p, "DECLSPEC_NORETURN ", 18)) {
+		pp->is_noreturn = 1;
+		p = sskip(p + 18);
+	}
+
+	for (i = 0; i < ARRAY_SIZE(ignored_keywords); i++) {
+		l = strlen(ignored_keywords[i]);
+		if (!strncmp(p, ignored_keywords[i], l) && my_isblank(p[l]))
+			p = sskip(p + l + 1);
+	}
+
+	ret = check_type(p, &pp->ret_type);
+	if (ret <= 0) {
+		printf("%s:%d:%zd: unhandled return in '%s'\n",
 			hdrfn, hdrfline, (p - protostr) + 1, protostr);
 		return -1;
 	}
-	pp->ret_type = kt;
-	p += strlen(kt);
-	p = sskip(p);
+	p = sskip(p + ret);
+
+	if (!strchr(p, ')')) {
+		p = next_idt(buf, sizeof(buf), p);
+		p = sskip(p);
+		if (buf[0] == 0) {
+			printf("%s:%d:%zd: var name missing\n",
+				hdrfn, hdrfline, (p - protostr) + 1);
+			return -1;
+		}
+		strcpy(pp->name, buf);
+
+		p1 = strchr(p, ']');
+		if (p1 != NULL) {
+			p = p1 + 1;
+			pp->ret_type.is_array = 1;
+		}
+		return p - protostr;
+	}
+
+	pp->is_func = 1;
 
 	if (*p == '(') {
 		pp->is_fptr = 1;
@@ -204,7 +317,7 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 	p = next_word(cconv, sizeof(cconv), p);
 	p = sskip(p);
 	if (cconv[0] == 0) {
-		printf("%s:%d:%ld: cconv missing\n",
+		printf("%s:%d:%zd: cconv missing\n",
 			hdrfn, hdrfline, (p - protostr) + 1);
 		return -1;
 	}
@@ -220,15 +333,17 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 		pp->is_stdcall = 1; // in all cases seen..
 	else if (IS(cconv, "__usercall"))
 		pp->is_stdcall = 0; // ..or is it?
+	else if (IS(cconv, "WINAPI"))
+		pp->is_stdcall = 1;
 	else {
-		printf("%s:%d:%ld: unhandled cconv: '%s'\n",
+		printf("%s:%d:%zd: unhandled cconv: '%s'\n",
 			hdrfn, hdrfline, (p - protostr) + 1, cconv);
 		return -1;
 	}
 
 	if (pp->is_fptr) {
 		if (*p != '*') {
-			printf("%s:%d:%ld: '*' expected\n",
+			printf("%s:%d:%zd: '*' expected\n",
 				hdrfn, hdrfline, (p - protostr) + 1);
 			return -1;
 		}
@@ -238,7 +353,7 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 	p = next_idt(buf, sizeof(buf), p);
 	p = sskip(p);
 	if (buf[0] == 0) {
-		printf("%s:%d:%ld: func name missing\n",
+		printf("%s:%d:%zd: func name missing\n",
 			hdrfn, hdrfline, (p - protostr) + 1);
 		return -1;
 	}
@@ -249,7 +364,7 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 		if (!IS(regparm, "eax") && !IS(regparm, "ax")
 		 && !IS(regparm, "al"))
 		{
-			printf("%s:%d:%ld: bad regparm: %s\n",
+			printf("%s:%d:%zd: bad regparm: %s\n",
 				hdrfn, hdrfline, (p - protostr) + 1, regparm);
 			return -1;
 		}
@@ -259,7 +374,7 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 
 	if (pp->is_fptr) {
 		if (*p != ')') {
-			printf("%s:%d:%ld: ')' expected\n",
+			printf("%s:%d:%zd: ')' expected\n",
 				hdrfn, hdrfline, (p - protostr) + 1);
 			return -1;
 		}
@@ -267,7 +382,7 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 	}
 
 	if (*p != '(') {
-		printf("%s:%d:%ld: '(' expected, got '%c'\n",
+		printf("%s:%d:%zd: '(' expected, got '%c'\n",
 				hdrfn, hdrfline, (p - protostr) + 1, *p);
 		return -1;
 	}
@@ -275,7 +390,8 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 
 	// check for x(void)
 	p = sskip(p);
-	if (strncmp(p, "void", 4) == 0 && *sskip(p + 4) == ')')
+	if ((!strncmp(p, "void", 4) || !strncmp(p, "VOID", 4))
+	   && *sskip(p + 4) == ')')
 		p += 4;
 
 	while (1) {
@@ -287,31 +403,42 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 		if (*p == ',')
 			p = sskip(p + 1);
 
+		if (!strncmp(p, "...", 3)) {
+			pp->is_vararg = 1;
+			p = sskip(p + 3);
+			if (*p == ')') {
+				p++;
+				break;
+			}
+			printf("%s:%d:%zd: ')' expected\n",
+				hdrfn, hdrfline, (p - protostr) + 1);
+			return -1;
+		}
+
 		arg = &pp->arg[xarg];
 		xarg++;
 
 		p1 = p;
-		kt = check_type(p);
-		if (kt == NULL) {
-			printf("%s:%d:%ld: unhandled type for arg%d\n",
+		ret = check_type(p, &arg->type);
+		if (ret <= 0) {
+			printf("%s:%d:%zd: unhandled type for arg%d\n",
 				hdrfn, hdrfline, (p - protostr) + 1, xarg);
 			return -1;
 		}
-		arg->type = kt;
-		p += strlen(kt);
-		p = sskip(p);
+		p = sskip(p + ret);
 
 		if (*p == '(') {
 			// func ptr
 			arg->fptr = calloc(1, sizeof(*arg->fptr));
 			ret = parse_protostr(p1, arg->fptr);
 			if (ret < 0) {
-				printf("%s:%d:%ld: funcarg parse failed\n",
+				printf("%s:%d:%zd: funcarg parse failed\n",
 					hdrfn, hdrfline, p1 - protostr);
 				return -1;
 			}
 			// we'll treat it as void * for non-calls
-			arg->type = "void *";
+			arg->type.name = "void *";
+			arg->type.is_ptr = 1;
 
 			p = p1 + ret;
 		}
@@ -320,7 +447,7 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 		p = sskip(p);
 #if 0
 		if (buf[0] == 0) {
-			printf("%s:%d:%ld: idt missing for arg%d\n",
+			printf("%s:%d:%zd: idt missing for arg%d\n",
 				hdrfn, hdrfline, (p - protostr) + 1, xarg);
 			return -1;
 		}
@@ -352,6 +479,11 @@ static int parse_protostr(char *protostr, struct parsed_proto *pp)
 		pp->arg[1].reg = strdup("edx");
 	}
 
+	if (pp->is_vararg && pp->is_stdcall) {
+		printf("%s:%d: vararg stdcall?\n", hdrfn, hdrfline);
+		return -1;
+	}
+
 	pp->argc = xarg;
 
 	for (i = 0; i < pp->argc; i++) {
@@ -387,7 +519,11 @@ static void proto_release(struct parsed_proto *pp)
 	for (i = 0; i < pp->argc; i++) {
 		if (pp->arg[i].reg != NULL)
 			free(pp->arg[i].reg);
+		if (pp->arg[i].type.name != NULL)
+			free(pp->arg[i].type.name);
 		if (pp->arg[i].fptr != NULL)
 			free(pp->arg[i].fptr);
 	}
+	if (pp->ret_type.name != NULL)
+		free(pp->ret_type.name);
 }