ade7dc8ded
Devmand (Device manager daemon) is the daemon that will dynamically manage services based on events received from the system.
135 lines
2.4 KiB
Plaintext
135 lines
2.4 KiB
Plaintext
%{
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "usb_driver.h"
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#define YY_NO_INPUT
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static struct devmand_usb_driver *current_drv;
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static struct devmand_usb_match_id *current_id;
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int yylex(void);
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void yyerror(char *s)
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{
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fprintf(stderr,"parsing error: %s\n",s);
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}
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int yywrap()
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{
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return 1;
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}
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%}
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%union {
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char *string;
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}
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%start drivers
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%token <string> USB_DRIVER DEV_PREFIX BINARY INTERFACE_CLASS INTERFACE_SUB_CLASS EQUALS DEV_TYPE BLOCK_DEV CHAR_DEV UPSCRIPT DOWNSCRIPT
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SEMICOLON BRACKET_OPEN BRACKET_CLOSE STRING ID INTERFACE_PROTOCOL
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%%
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drivers :
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driver
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{
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}
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| drivers driver
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{
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};
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driver :
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USB_DRIVER STRING {current_drv = add_usb_driver($2);}
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BRACKET_OPEN
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usb_driver_statements BRACKET_CLOSE
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{
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};
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usb_driver_statements:
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usb_driver_statement
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{
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}
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| usb_driver_statements usb_driver_statement
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{
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};
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usb_driver_statement:
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{current_id = add_usb_match_id(current_drv);}
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ID BRACKET_OPEN usb_device_id_statements BRACKET_CLOSE
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{
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}
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| BINARY EQUALS STRING SEMICOLON
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{
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current_drv->binary = $3;
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}
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| DEV_PREFIX EQUALS STRING SEMICOLON
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{
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current_drv->devprefix = $3;
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}
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| DEV_TYPE EQUALS BLOCK_DEV SEMICOLON
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{
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current_drv->dev_type = block_dev;
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}
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| DEV_TYPE EQUALS CHAR_DEV SEMICOLON
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{
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current_drv->dev_type = char_dev;
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}
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| UPSCRIPT EQUALS STRING SEMICOLON
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{
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current_drv->upscript = $3;
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}
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| DOWNSCRIPT EQUALS STRING SEMICOLON
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{
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current_drv->downscript = $3;
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};
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usb_device_id_statements:
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usb_device_id_statement
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{
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}
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|usb_device_id_statements usb_device_id_statement
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{
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};
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usb_device_id_statement:
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INTERFACE_CLASS EQUALS STRING SEMICOLON
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{
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int res;
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unsigned int num;
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current_id->match_flags |= USB_MATCH_INTERFACE_CLASS;
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res = sscanf($3, "0x%x", &num);
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if (res != 1) {
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fprintf(stderr, "ERROR");
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exit(1);
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}
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current_id->match_id.bInterfaceClass = num;
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}
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| INTERFACE_SUB_CLASS EQUALS STRING SEMICOLON
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{
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int res;
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unsigned int num;
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current_id->match_flags |= USB_MATCH_INTERFACE_SUBCLASS;
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res = sscanf($3, "0x%x", &num);
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if (res != 1) {
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fprintf(stderr, "ERROR");
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exit(1);
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}
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current_id->match_id.bInterfaceSubClass = num;
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}
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| INTERFACE_PROTOCOL EQUALS STRING SEMICOLON
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{
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int res;
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unsigned int num;
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current_id->match_flags |= USB_MATCH_INTERFACE_PROTOCOL;
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res = sscanf($3, "0x%x", &num);
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if (res != 1) {
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fprintf(stderr, "ERROR");
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exit(1);
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}
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current_id->match_id.bInterfaceProtocol = num;
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};
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%%
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