From 8d037836c8e9855531385e9c74958dda71964bcb Mon Sep 17 00:00:00 2001
From: Jan Breuer <jan.breuer@jaybee.cz>
Date: ćšć, 21 3æ 2013 23:44:56 +0800
Subject: [PATCH] Complete SCPI Lexer and unit test
---
libscpi/inc/scpi/types.h | 219 +++++++++++++++++++++++++++++-------------------------
1 files changed, 117 insertions(+), 102 deletions(-)
diff --git a/libscpi/inc/scpi/types.h b/libscpi/inc/scpi/types.h
index 2fb743f..295009c 100644
--- a/libscpi/inc/scpi/types.h
+++ b/libscpi/inc/scpi/types.h
@@ -35,13 +35,13 @@
*/
#ifndef SCPI_TYPES_H
-#define SCPI_TYPES_H
+#define SCPI_TYPES_H
#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>
-#ifdef __cplusplus
+#ifdef __cplusplus
extern "C" {
#endif
@@ -50,62 +50,142 @@
/* basic data types */
typedef bool bool_t;
- //typedef enum { FALSE = 0, TRUE } bool_t;
-
- /* scpi interface */
- typedef struct _scpi_t scpi_t;
- typedef struct _scpi_interface_t scpi_interface_t;
- typedef struct _scpi_buffer_t scpi_buffer_t;
- typedef size_t(*scpi_write_t)(scpi_t * context, const char * data, size_t len);
- typedef int (*scpi_error_callback_t)(scpi_t * context, int_fast16_t error);
-
- /* scpi commands */
- typedef enum _scpi_result_t scpi_result_t;
- typedef struct _scpi_param_list_t scpi_param_list_t;
- typedef struct _scpi_command_t scpi_command_t;
- typedef scpi_result_t(*scpi_command_callback_t)(scpi_t *);
-
- /* scpi error queue */
- typedef void * scpi_error_queue_t;
-
- /* scpi units */
- typedef enum _scpi_unit_t scpi_unit_t;
- typedef struct _scpi_unit_def_t scpi_unit_def_t;
- typedef enum _scpi_special_number_t scpi_special_number_t;
- typedef struct _scpi_special_number_def_t scpi_special_number_def_t;
- typedef struct _scpi_number_t scpi_number_t;
+ /* typedef enum { FALSE = 0, TRUE } bool_t; */
/* IEEE 488.2 registers */
+ enum _scpi_reg_name_t {
+ SCPI_REG_STB = 0, /* Status Byte */
+ SCPI_REG_SRE, /* Service Request Enable Register */
+ SCPI_REG_ESR, /* Standard Event Status Register (ESR, SESR) */
+ SCPI_REG_ESE, /* Event Status Enable Register */
+ SCPI_REG_OPER, /* OPERation Status Register */
+ SCPI_REG_OPERE, /* OPERation Status Enable Register */
+ SCPI_REG_QUES, /* QUEStionable status register */
+ SCPI_REG_QUESE, /* QUEStionable status Enable Register */
+
+ /* last definition - number of registers */
+ SCPI_REG_COUNT
+ };
typedef enum _scpi_reg_name_t scpi_reg_name_t;
+
+ enum _scpi_ctrl_name_t {
+ SCPI_CTRL_SRQ = 1, /* service request */
+ SCPI_CTRL_GTL, /* Go to local */
+ SCPI_CTRL_SDC, /* Selected device clear */
+ SCPI_CTRL_PPC, /* Parallel poll configure */
+ SCPI_CTRL_GET, /* Group execute trigger */
+ SCPI_CTRL_TCT, /* Take control */
+ SCPI_CTRL_LLO, /* Device clear */
+ SCPI_CTRL_DCL, /* Local lockout */
+ SCPI_CTRL_PPU, /* Parallel poll unconfigure */
+ SCPI_CTRL_SPE, /* Serial poll enable */
+ SCPI_CTRL_SPD, /* Serial poll disable */
+ SCPI_CTRL_MLA, /* My local address */
+ SCPI_CTRL_UNL, /* Unlisten */
+ SCPI_CTRL_MTA, /* My talk address */
+ SCPI_CTRL_UNT, /* Untalk */
+ SCPI_CTRL_MSA /* My secondary address */
+ };
+ typedef enum _scpi_ctrl_name_t scpi_ctrl_name_t;
+
typedef uint16_t scpi_reg_val_t;
-
+
+ /* scpi commands */
+ enum _scpi_result_t {
+ SCPI_RES_OK = 1,
+ SCPI_RES_ERR = -1
+ };
+ typedef enum _scpi_result_t scpi_result_t;
+
+ typedef struct _scpi_command_t scpi_command_t;
+
struct _scpi_param_list_t {
const scpi_command_t * cmd;
const char * parameters;
size_t length;
};
+ #define SCPI_CMD_LIST_END {NULL, NULL, }
+ typedef struct _scpi_param_list_t scpi_param_list_t;
-
-#define SCPI_CMD_LIST_END {.pattern = NULL, .callback = NULL, }
-
- struct _scpi_command_t {
- const char * pattern;
- scpi_command_callback_t callback;
- };
+ /* scpi interface */
+ typedef struct _scpi_t scpi_t;
+ typedef struct _scpi_interface_t scpi_interface_t;
struct _scpi_buffer_t {
size_t length;
size_t position;
char * data;
};
+ typedef struct _scpi_buffer_t scpi_buffer_t;
+
+ typedef size_t(*scpi_write_t)(scpi_t * context, const char * data, size_t len);
+ typedef scpi_result_t(*scpi_write_control_t)(scpi_t * context, scpi_ctrl_name_t ctrl, scpi_reg_val_t val);
+ typedef int (*scpi_error_callback_t)(scpi_t * context, int_fast16_t error);
+
+ typedef scpi_result_t(*scpi_command_callback_t)(scpi_t *);
+
+ /* scpi error queue */
+ typedef void * scpi_error_queue_t;
+
+ /* scpi units */
+ enum _scpi_unit_t {
+ SCPI_UNIT_NONE,
+ SCPI_UNIT_VOLT,
+ SCPI_UNIT_AMPER,
+ SCPI_UNIT_OHM,
+ SCPI_UNIT_HERTZ,
+ SCPI_UNIT_CELSIUS,
+ SCPI_UNIT_SECONDS
+ };
+ typedef enum _scpi_unit_t scpi_unit_t;
+
+ struct _scpi_unit_def_t {
+ const char * name;
+ scpi_unit_t unit;
+ double mult;
+ };
+ #define SCPI_UNITS_LIST_END {NULL, SCPI_UNIT_NONE, 0}
+ typedef struct _scpi_unit_def_t scpi_unit_def_t;
+
+ enum _scpi_special_number_t {
+ SCPI_NUM_NUMBER,
+ SCPI_NUM_MIN,
+ SCPI_NUM_MAX,
+ SCPI_NUM_DEF,
+ SCPI_NUM_UP,
+ SCPI_NUM_DOWN,
+ SCPI_NUM_NAN,
+ SCPI_NUM_INF,
+ SCPI_NUM_NINF
+ };
+ typedef enum _scpi_special_number_t scpi_special_number_t;
+
+ struct _scpi_special_number_def_t {
+ const char * name;
+ scpi_special_number_t type;
+ };
+ #define SCPI_SPECIAL_NUMBERS_LIST_END {NULL, SCPI_NUM_NUMBER}
+ typedef struct _scpi_special_number_def_t scpi_special_number_def_t;
+
+ struct _scpi_number_t {
+ double value;
+ scpi_unit_t unit;
+ scpi_special_number_t type;
+ };
+ typedef struct _scpi_number_t scpi_number_t;
+
+ struct _scpi_command_t {
+ const char * pattern;
+ scpi_command_callback_t callback;
+ };
struct _scpi_interface_t {
scpi_error_callback_t error;
scpi_write_t write;
+ scpi_write_control_t control;
scpi_command_callback_t flush;
scpi_command_callback_t reset;
scpi_command_callback_t test;
- scpi_command_callback_t srq;
};
struct _scpi_t {
@@ -123,74 +203,9 @@
void * user_context;
};
- enum _scpi_unit_t {
- SCPI_UNIT_NONE,
- SCPI_UNIT_VOLT,
- SCPI_UNIT_AMPER,
- SCPI_UNIT_OHM,
- SCPI_UNIT_HERTZ,
- SCPI_UNIT_CELSIUS,
- SCPI_UNIT_SECONDS,
- };
-
-
-#define SCPI_UNITS_LIST_END {.name = NULL, .unit = SCPI_UNIT_NONE, .mult = 0}
-
- struct _scpi_unit_def_t {
- const char * name;
- scpi_unit_t unit;
- double mult;
- };
-
- enum _scpi_special_number_t {
- SCPI_NUM_NUMBER,
- SCPI_NUM_MIN,
- SCPI_NUM_MAX,
- SCPI_NUM_DEF,
- SCPI_NUM_UP,
- SCPI_NUM_DOWN,
- SCPI_NUM_NAN,
- SCPI_NUM_INF,
- SCPI_NUM_NINF,
- };
-
-#define SCPI_SPECIAL_NUMBERS_LIST_END {.name = NULL, .type = SCPI_NUM_NUMBER}
-
- struct _scpi_special_number_def_t {
- const char * name;
- scpi_special_number_t type;
- };
-
- struct _scpi_number_t {
- double value;
- scpi_unit_t unit;
- scpi_special_number_t type;
- };
-
- enum _scpi_result_t {
- SCPI_RES_OK = 1,
- SCPI_RES_ERR = -1,
- };
-
-
- enum _scpi_reg_name_t {
- SCPI_REG_STB = 0, // Status Byte
- SCPI_REG_SRE, // Service Request Enable Register
- SCPI_REG_ESR, // Standard Event Status Register (ESR, SESR)
- SCPI_REG_ESE, // Event Status Enable Register
- SCPI_REG_OPER, // OPERation Status Register
- SCPI_REG_OPERE, // OPERation Status Enable Register
- SCPI_REG_QUES, // QUEStionable status register
- SCPI_REG_QUESE, // QUEStionable status Enable Register
-
- /* last definition - number of registers */
- SCPI_REG_COUNT,
- };
-
-
-#ifdef __cplusplus
+#ifdef __cplusplus
}
#endif
-#endif /* SCPI_TYPES_H */
+#endif /* SCPI_TYPES_H */
--
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