mirror of
				https://github.com/asterisk/asterisk.git
				synced 2025-10-31 18:55:19 +00:00 
			
		
		
		
	Merged revisions 7736 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2 ........ r7736 | kpfleming | 2006-01-03 10:34:12 -0600 (Tue, 03 Jan 2006) | 2 lines don't leak memory for (most) expression evaluations ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@7737 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
		
							
								
								
									
										36
									
								
								ast_expr2.fl
									
									
									
									
									
								
							
							
						
						
									
										36
									
								
								ast_expr2.fl
									
									
									
									
									
								
							| @@ -98,42 +98,42 @@ int ast_yyerror(const char *, YYLTYPE *, struct parse_io *); /* likewise */ | ||||
|  | ||||
| int ast_expr(char *expr, char *buf, int length) | ||||
| { | ||||
| 	struct parse_io *io; | ||||
| 	struct parse_io io; | ||||
| 	int return_value = 0; | ||||
| 	 | ||||
| 	io = calloc(sizeof(struct parse_io),1); | ||||
| 	io->string = expr;  /* to pass to the error routine */ | ||||
| 	memset(&io, 0, sizeof(io)); | ||||
| 	io.string = expr;  /* to pass to the error routine */ | ||||
| 	 | ||||
| 	ast_yylex_init(&io->scanner); | ||||
| 	ast_yylex_init(&io.scanner); | ||||
| 	 | ||||
| 	ast_yy_scan_string(expr, io->scanner); | ||||
| 	ast_yy_scan_string(expr, io.scanner); | ||||
| 	 | ||||
| 	ast_yyparse ((void *) io); | ||||
| 	ast_yyparse ((void *) &io); | ||||
|  | ||||
| 	ast_yylex_destroy(io->scanner); | ||||
| 	ast_yylex_destroy(io.scanner); | ||||
|  | ||||
| 	if (io->val == NULL) { | ||||
| 	if (!io.val) { | ||||
| 		if (length > 1) { | ||||
| 			strcpy(buf, "0"); | ||||
| 			return 1; | ||||
| 			return_value = 1; | ||||
| 		} | ||||
| 	} else { | ||||
| 		if (io->val->type == AST_EXPR_integer) { | ||||
| 		if (io.val->type == AST_EXPR_integer) { | ||||
| 			int res_length; | ||||
|  | ||||
| 			res_length = snprintf(buf, length, "%ld", (long int) io->val->u.i); | ||||
| 			return res_length <= length ? res_length : length; | ||||
| 			res_length = snprintf(buf, length, "%ld", (long int) io.val->u.i); | ||||
| 			return_value = (res_length <= length) ? res_length : length; | ||||
| 		} else { | ||||
| #ifdef STANDALONE | ||||
| 			strncpy(buf, io->val->u.s, length - 1); | ||||
| 			strncpy(buf, io.val->u.s, length - 1); | ||||
| #else /* !STANDALONE */ | ||||
| 			ast_copy_string(buf, io->val->u.s, length); | ||||
| 			ast_copy_string(buf, io.val->u.s, length); | ||||
| #endif /* STANDALONE */ | ||||
| 			return strlen(buf); | ||||
| 			return_value = strlen(buf); | ||||
| 		} | ||||
| 		free(io->val); | ||||
| 		free(io.val); | ||||
| 	} | ||||
| 	free(io); | ||||
| 	return 0; | ||||
| 	return return_value; | ||||
| } | ||||
|  | ||||
| int ast_yyerror (const char *s,  yyltype *loc, struct parse_io *parseio ) | ||||
|   | ||||
							
								
								
									
										36
									
								
								ast_expr2f.c
									
									
									
									
									
								
							
							
						
						
									
										36
									
								
								ast_expr2f.c
									
									
									
									
									
								
							| @@ -2562,42 +2562,42 @@ int ast_yyerror(const char *, YYLTYPE *, struct parse_io *); /* likewise */ | ||||
|  | ||||
| int ast_expr(char *expr, char *buf, int length) | ||||
| { | ||||
| 	struct parse_io *io; | ||||
| 	struct parse_io io; | ||||
| 	int return_value = 0; | ||||
| 	 | ||||
| 	io = calloc(sizeof(struct parse_io),1); | ||||
| 	io->string = expr;  /* to pass to the error routine */ | ||||
| 	memset(&io, 0, sizeof(io)); | ||||
| 	io.string = expr;  /* to pass to the error routine */ | ||||
| 	 | ||||
| 	ast_yylex_init(&io->scanner); | ||||
| 	ast_yylex_init(&io.scanner); | ||||
| 	 | ||||
| 	ast_yy_scan_string(expr, io->scanner); | ||||
| 	ast_yy_scan_string(expr, io.scanner); | ||||
| 	 | ||||
| 	ast_yyparse ((void *) io); | ||||
| 	ast_yyparse ((void *) &io); | ||||
|  | ||||
| 	ast_yylex_destroy(io->scanner); | ||||
| 	ast_yylex_destroy(io.scanner); | ||||
|  | ||||
| 	if (io->val == NULL) { | ||||
| 	if (!io.val) { | ||||
| 		if (length > 1) { | ||||
| 			strcpy(buf, "0"); | ||||
| 			return 1; | ||||
| 			return_value = 1; | ||||
| 		} | ||||
| 	} else { | ||||
| 		if (io->val->type == AST_EXPR_integer) { | ||||
| 		if (io.val->type == AST_EXPR_integer) { | ||||
| 			int res_length; | ||||
|  | ||||
| 			res_length = snprintf(buf, length, "%ld", (long int) io->val->u.i); | ||||
| 			return res_length <= length ? res_length : length; | ||||
| 			res_length = snprintf(buf, length, "%ld", (long int) io.val->u.i); | ||||
| 			return_value = (res_length <= length) ? res_length : length; | ||||
| 		} else { | ||||
| #ifdef STANDALONE | ||||
| 			strncpy(buf, io->val->u.s, length - 1); | ||||
| 			strncpy(buf, io.val->u.s, length - 1); | ||||
| #else /* !STANDALONE */ | ||||
| 			ast_copy_string(buf, io->val->u.s, length); | ||||
| 			ast_copy_string(buf, io.val->u.s, length); | ||||
| #endif /* STANDALONE */ | ||||
| 			return strlen(buf); | ||||
| 			return_value = strlen(buf); | ||||
| 		} | ||||
| 		free(io->val); | ||||
| 		free(io.val); | ||||
| 	} | ||||
| 	free(io); | ||||
| 	return 0; | ||||
| 	return return_value; | ||||
| } | ||||
|  | ||||
| int ast_yyerror (const char *s,  yyltype *loc, struct parse_io *parseio ) | ||||
|   | ||||
		Reference in New Issue
	
	Block a user