parser.c

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/*-
 * Copyright (c) 2012-2013 Jan Breuer,
 *
 * All Rights Reserved
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

 
#include <ctype.h>
#include <string.h>
 
#include "config.h"
#include "parser.h"
#include "parser_private.h"
#include "lexer_private.h"
#include "expression.h"
#include "error.h"
#include "constants.h"
#include "utils.h"
 
#ifdef __AMU_SCPI_USE_PROGMEM__
#include <avr/pgmspace.h>
#endif

static size_t writeData(scpi_t * context, const char * data, size_t len) {
    if (len > 0) {
        return context->interface->write(context, data, len);
    } else {
        return 0;
    }
}

static int flushData(scpi_t * context) {
    if (context && context->interface && context->interface->flush) {
        return context->interface->flush(context);
    } else {
        return SCPI_RES_OK;
    }
}

static size_t writeDelimiter(scpi_t * context) {
    if (context->output_count > 0) {
        return writeData(context, ",", 1);
    } else {
        return 0;
    }
}

static size_t writeNewLine(scpi_t * context) {
    if (context->output_count > 0) {
        size_t len;
#ifndef SCPI_LINE_ENDING
#error no termination character defined
#endif
        len = writeData(context, SCPI_LINE_ENDING, strlen(SCPI_LINE_ENDING));
        flushData(context);
        return len;
    } else {
        return 0;
    }
}

static size_t writeSemicolon(scpi_t * context) {
    if (context->output_count > 0) {
        return writeData(context, ";", 1);
    } else {
        return 0;
    }
}

static scpi_bool_t processCommand(scpi_t * context) {
    const scpi_command_t * cmd = context->param_list.cmd;
    lex_state_t * state = &context->param_list.lex_state;
    scpi_bool_t result = TRUE;
 
    /* conditionaly write ; */
    writeSemicolon(context);
 
    context->cmd_error = FALSE;
    context->output_count = 0;
    context->input_count = 0;
    context->arbitrary_reminding = 0;
    
    /* if callback exists - call command callback */
    if (cmd->callback != NULL) {
        // original code wrap               
        if ((cmd->callback(context) != SCPI_RES_OK)) {
            if (!context->cmd_error) {
                SCPI_ErrorPush(context, SCPI_ERROR_EXECUTION_ERROR);
            }
            result = FALSE;
        }
        else {
            if (context->cmd_error) {
                result = FALSE;
            }
        }
 
    }
    /* set error if command callback did not read all parameters */
    if (state->pos < (state->buffer + state->len) && !context->cmd_error) {
        SCPI_ErrorPush(context, SCPI_ERROR_PARAMETER_NOT_ALLOWED);
        result = FALSE;
    }
 
    return result;
}

 
static scpi_bool_t findCommandHeader(scpi_t* context, const char* header, int len) {
    int32_t i;
 
#ifdef __AMU_SCPI_USE_PROGMEM__
    PGM_P pattern;
 
    for (i = 0; (pattern = (PGM_P)pgm_read_word(&context->def_cmdlist[i].pattern)) != 0; i++) {
        strncpy_P(context->param_list.cmd_pattern_s, pattern, SCPI_MAX_CMD_PATTERN_SIZE);
        context->param_list.cmd_pattern_s[SCPI_MAX_CMD_PATTERN_SIZE] = '\0';
 
        if (matchCommand(context->param_list.cmd_pattern_s, header, len, NULL, 0, 0, &context->query)) {
            context->param_list.cmd_s.callback = (scpi_command_callback_t)pgm_read_word(&context->def_cmdlist[i].callback);
            context->param_list.cmd_s.tag = (int32_t)pgm_read_dword(&context->def_cmdlist[i].tag);
            return TRUE;
        }
    }
 
    if (context->aux_cmdlist != NULL) {
 
        for (i = 0; (pattern = (PGM_P)pgm_read_word(&context->aux_cmdlist[i].pattern)) != 0; i++) {
            strncpy_P(context->param_list.cmd_pattern_s, pattern, SCPI_MAX_CMD_PATTERN_SIZE);
            context->param_list.cmd_pattern_s[SCPI_MAX_CMD_PATTERN_SIZE] = '\0';
 
            if (matchCommand(context->param_list.cmd_pattern_s, header, len, NULL, 0, 0, &context->query)) {
                context->param_list.cmd_s.callback = (scpi_command_callback_t)pgm_read_word(&context->aux_cmdlist[i].callback);
                context->param_list.cmd_s.tag = (int32_t)pgm_read_dword(&context->aux_cmdlist[i].tag);
                return TRUE;
            }
        }
    }
#else
     const scpi_command_t * cmd;
 
     for (i = 0; context->def_cmdlist[i].pattern != NULL; i++) {
         cmd = &context->def_cmdlist[i];
         if (matchCommand(cmd->pattern, header, len, NULL, 0, 0, &context->query)) {
             context->param_list.cmd = cmd;
             return TRUE;
         }
     }
 
     if (context->aux_cmdlist != NULL) {
         for (i = 0; context->aux_cmdlist[i].pattern != NULL; i++) {
             cmd = &context->aux_cmdlist[i];
             if (matchCommand(cmd->pattern, header, len, NULL, 0, 0, &context->query)) {
                 context->param_list.cmd = cmd;
                 return TRUE;
             }
         }
     }
#endif
 
    return FALSE;
}
 
//static scpi_bool_t findCommandHeader(scpi_t * context, const char * header, int len) {
    //int32_t i;
    //
    //
    //uint_farptr_t p_cmd = context->cmdlist;
    //uint_farptr_t p_pattern = context->cmdpatterns;
    //uint16_t pattern_length;
    //
    //for (i = 0;
    //(pattern_length = pgm_read_word_far(p_cmd + offsetof(scpi_command_t, pattern))) != 0;
    //++i, p_cmd += sizeof(scpi_command_t), p_pattern += pattern_length)
    //{
        //strncpy_PF(context->param_list.cmd_pattern_s, p_pattern, pattern_length);
        //context->param_list.cmd_pattern_s[pattern_length] = '\0';
        //
        //if (matchCommand(context->param_list.cmd_pattern_s, header, len, NULL, 0, 0)) {
            //context->param_list.cmd_s.callback = (scpi_command_callback_t)pgm_read_word_far(p_cmd + offsetof(scpi_command_t, callback));
    //
    //return FALSE;
//}

scpi_bool_t SCPI_Parse(scpi_t * context, char * data, int len) {
    scpi_bool_t result = TRUE;
    scpi_parser_state_t * state;
    int r;
    scpi_token_t cmd_prev = {SCPI_TOKEN_UNKNOWN, NULL, 0};
 
    if (context == NULL) {
        return FALSE;
    }
 
    state = &context->parser_state;
    context->output_count = 0;
    context->query = false;
    context->has_param = false;
 
    while (1) {
        r = scpiParser_detectProgramMessageUnit(state, data, len);
 
        if (state->programHeader.type == SCPI_TOKEN_INVALID) {
            SCPI_ErrorPush(context, SCPI_ERROR_INVALID_CHARACTER);
            result = FALSE;
        } else if (state->programHeader.len > 0) {
 
            composeCompoundCommand(&cmd_prev, &state->programHeader);
            
            if (findCommandHeader(context, state->programHeader.ptr, state->programHeader.len)) {
 
                context->param_list.lex_state.buffer = state->programData.ptr;
                context->param_list.lex_state.pos = context->param_list.lex_state.buffer;
                context->param_list.lex_state.len = state->programData.len;
                context->param_list.cmd_raw.data = state->programHeader.ptr;
                context->param_list.cmd_raw.position = 0;
                context->param_list.cmd_raw.length = state->programHeader.len;
 
                result &= processCommand(context);
                
                cmd_prev = state->programHeader;
            } else {
                /* place undefined header with error */
                /* calculate length of errornouse header and trim \r\n */
                size_t r2 = r;
                while (r2 > 0 && (data[r2 - 1] == '\r' || data[r2 - 1] == '\n')) r2--;
                // Debug: Command not found
                
                SCPI_ErrorPushEx(context, SCPI_ERROR_UNDEFINED_HEADER, data, r2);
                result = FALSE;
            }
        }
        
        if (r < len) {
            data += r;
            len -= r;
        } else {
            break;
        }
 
    }
 
    /* conditionaly write new line */
    writeNewLine(context);
 
    return result;
}
 

void SCPI_Init(scpi_t * context,
        const scpi_command_t * def_cmds,
        scpi_interface_t * interface,
        const scpi_unit_def_t * units,
        const char * idn1, const char * idn2, const char * idn3, const char * idn4,
        char * input_buffer, size_t input_buffer_length,
        scpi_error_t * error_queue_data, int16_t error_queue_size) {
    memset(context, 0, sizeof (*context));
    context->def_cmdlist = def_cmds;
    context->aux_cmdlist = NULL;
    context->interface = interface;
    context->units = units;
    context->idn[0] = idn1;
    context->idn[1] = idn2;
    context->idn[2] = idn3;
    context->idn[3] = idn4;
    context->buffer.data = input_buffer;
    context->buffer.length = input_buffer_length;
    context->buffer.position = 0;
    
#ifdef __AMU_SCPI_USE_PROGMEM__
    //Initialize cmd_s for using PROGMEM SCPI commands
    context->param_list.cmd_s.pattern = context->param_list.cmd_pattern_s;
    context->param_list.cmd = &context->param_list.cmd_s;
#endif
    
    SCPI_ErrorInit(context, error_queue_data, error_queue_size);
}
 
#if USE_DEVICE_DEPENDENT_ERROR_INFORMATION && !USE_MEMORY_ALLOCATION_FREE

void SCPI_InitHeap(scpi_t * context,
        char * error_info_heap, size_t error_info_heap_length) {
    scpiheap_init(&context->error_info_heap, error_info_heap, error_info_heap_length);
}
#endif

 
 
 
scpi_bool_t SCPI_Input(scpi_t * context, const char * data, int len) {
    scpi_bool_t result = TRUE;
    size_t totcmdlen = 0;
    int cmdlen = 0;
 
    if (len == 0) {
        context->buffer.data[context->buffer.position] = 0;
        result = SCPI_Parse(context, context->buffer.data, context->buffer.position);
        context->buffer.position = 0;
    } else {
        int buffer_free;
 
        buffer_free = context->buffer.length - context->buffer.position;
        if (len > (buffer_free - 1)) {
            /* Input buffer overrun - invalidate buffer */
            context->buffer.position = 0;
            context->buffer.data[context->buffer.position] = 0;
            SCPI_ErrorPush(context, SCPI_ERROR_INPUT_BUFFER_OVERRUN);
            return FALSE;
        }
        memcpy(&context->buffer.data[context->buffer.position], data, len);
        context->buffer.position += len;
        context->buffer.data[context->buffer.position] = 0;
 
 
        while (1) {
            cmdlen = scpiParser_detectProgramMessageUnit(&context->parser_state, context->buffer.data + totcmdlen, context->buffer.position - totcmdlen);
            totcmdlen += cmdlen;
 
            if (context->parser_state.termination == SCPI_MESSAGE_TERMINATION_NL) {
                result = SCPI_Parse(context, context->buffer.data, totcmdlen);
                memmove(context->buffer.data, context->buffer.data + totcmdlen, context->buffer.position - totcmdlen);
                context->buffer.position -= totcmdlen;
                totcmdlen = 0;
            } else {
                if (context->parser_state.programHeader.type == SCPI_TOKEN_UNKNOWN) break;
                if (totcmdlen >= context->buffer.position) break;
            }
        }
        
    }
 
    return result;
}
 
/* writing results */

size_t SCPI_ResultCharacters(scpi_t * context, const char * data, size_t len) {
    size_t result = 0;
    result += writeDelimiter(context);
    result += writeData(context, data, len);
    context->output_count++;
    return result;
}

static const char * getBasePrefix(int8_t base) {
    switch (base) {
        case 2: return "#B";
        case 8: return "#Q";
        case 16: return "#H";
        default: return NULL;
    }
}

static size_t resultUInt32BaseSign(scpi_t * context, uint32_t val, int8_t base, scpi_bool_t sign) {
    char buffer[32 + 1];
    const char * basePrefix;
    size_t result = 0;
    size_t len;
 
    len = UInt32ToStrBaseSign(val, buffer, sizeof (buffer), base, sign);
    basePrefix = getBasePrefix(base);
 
    result += writeDelimiter(context);
    if (basePrefix != NULL) {
        result += writeData(context, basePrefix, 2);
    }
    result += writeData(context, buffer, len);
    context->output_count++;
    return result;
}

static size_t resultUInt64BaseSign(scpi_t * context, uint64_t val, int8_t base, scpi_bool_t sign) {
    char buffer[64 + 1];
    const char * basePrefix;
    size_t result = 0;
    size_t len;
 
    len = UInt64ToStrBaseSign(val, buffer, sizeof (buffer), base, sign);
    basePrefix = getBasePrefix(base);
 
    result += writeDelimiter(context);
    if (basePrefix != NULL) {
        result += writeData(context, basePrefix, 2);
    }
    result += writeData(context, buffer, len);
    context->output_count++;
    return result;
}

size_t SCPI_ResultInt32(scpi_t * context, int32_t val) {
    return resultUInt32BaseSign(context, val, 10, TRUE);
}

size_t SCPI_ResultUInt32Base(scpi_t * context, uint32_t val, int8_t base) {
    return resultUInt32BaseSign(context, val, base, FALSE);
}

size_t SCPI_ResultInt64(scpi_t * context, int64_t val) {
    return resultUInt64BaseSign(context, val, 10, TRUE);
}

size_t SCPI_ResultUInt64Base(scpi_t * context, uint64_t val, int8_t base) {
    return resultUInt64BaseSign(context, val, base, FALSE);
}

size_t SCPI_ResultFloat(scpi_t * context, float val) {
    char buffer[32];
    size_t result = 0;
    size_t len = SCPI_FloatToStr(val, buffer, sizeof (buffer));
    result += writeDelimiter(context);
    result += writeData(context, buffer, len);
    context->output_count++;
    return result;
}

size_t SCPI_ResultDouble(scpi_t * context, double val) {
    char buffer[32];
    size_t result = 0;
    size_t len = SCPI_DoubleToStr(val, buffer, sizeof (buffer));
    result += writeDelimiter(context);
    result += writeData(context, buffer, len);
    context->output_count++;
    return result;
}

size_t SCPI_ResultText(scpi_t * context, const char * data) {
    size_t result = 0;
    size_t len = strlen(data);
    const char * quote;
    result += writeDelimiter(context);
    result += writeData(context, "\"", 1);
    while ((quote = strnpbrk(data, len, "\""))) {
        result += writeData(context, data, quote - data + 1);
        result += writeData(context, "\"", 1);
        len -= quote - data + 1;
        data = quote + 1;
    }
    result += writeData(context, data, len);
    result += writeData(context, "\"", 1);
    context->output_count++;
    return result;
}

size_t SCPI_ResultError(scpi_t * context, scpi_error_t * error) {
    size_t result = 0;
    size_t outputlimit = SCPI_STD_ERROR_DESC_MAX_STRING_LENGTH;
    size_t step = 0;
    const char * quote;
 
    const char * data[SCPIDEFINE_DESCRIPTION_MAX_PARTS];
    size_t len[SCPIDEFINE_DESCRIPTION_MAX_PARTS];
    size_t i;
 
    data[0] = SCPI_ErrorTranslate(error->error_code);
    len[0] = strlen(data[0]);
 
#if USE_DEVICE_DEPENDENT_ERROR_INFORMATION
    data[1] = error->device_dependent_info;
#if USE_MEMORY_ALLOCATION_FREE
    len[1] = error->device_dependent_info ? strlen(data[1]) : 0;
#else
    SCPIDEFINE_get_parts(&context->error_info_heap, data[1], &len[1], &data[2], &len[2]);
#endif
#endif
 
    result += SCPI_ResultInt32(context, error->error_code);
    result += writeDelimiter(context);
    result += writeData(context, "\"", 1);
 
    for (i = 0; (i < SCPIDEFINE_DESCRIPTION_MAX_PARTS) && data[i] && outputlimit; i++) {
        if (i == 1) {
            result += writeSemicolon(context);
            outputlimit -= 1;
        }
        if (len[i] > outputlimit) {
            len[i] = outputlimit;
        }
 
        while ((quote = strnpbrk(data[i], len[i], "\""))) {
            if ((step = quote - data[i] + 1) >= outputlimit) {
                len[i] -= 1;
                outputlimit -= 1;
                break;
            }
            result += writeData(context, data[i], step);
            result += writeData(context, "\"", 1);
            len[i] -= step;
            outputlimit -= step + 1;
            data[i] = quote + 1;
            if (len[i] > outputlimit) {
                len[i] = outputlimit;
            }
        }
 
        result += writeData(context, data[i], len[i]);
        outputlimit -= len[i];
    }
    result += writeData(context, "\"", 1);
 
    return result;
}

size_t SCPI_ResultArbitraryBlockHeader(scpi_t * context, size_t len) {
    char block_header[12];
    size_t header_len;
    block_header[0] = '#';
    SCPI_UInt32ToStrBase((uint32_t) len, block_header + 2, 10, 10);
 
    header_len = strlen(block_header + 2);
    block_header[1] = (char) (header_len + '0');
 
    context->arbitrary_reminding = len;
    return writeData(context, block_header, header_len + 2);
}

size_t SCPI_ResultArbitraryBlockData(scpi_t * context, const void * data, size_t len) {
 
    if (context->arbitrary_reminding < len) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return 0;
    }
 
    context->arbitrary_reminding -= len;
 
    if (context->arbitrary_reminding == 0) {
        context->output_count++;
    }
 
    return writeData(context, (const char *) data, len);
}

size_t SCPI_ResultArbitraryBlock(scpi_t * context, const void * data, size_t len) {
    size_t result = 0;
    result += SCPI_ResultArbitraryBlockHeader(context, len);
    result += SCPI_ResultArbitraryBlockData(context, data, len);
    return result;
}

size_t SCPI_ResultBool(scpi_t * context, scpi_bool_t val) {
    return resultUInt32BaseSign(context, val ? 1 : 0, 10, FALSE);
}
 
/* parsing parameters */

static void invalidateToken(scpi_token_t * token, char * ptr) {
    token->len = 0;
    token->ptr = ptr;
    token->type = SCPI_TOKEN_UNKNOWN;
}

scpi_bool_t SCPI_Parameter(scpi_t * context, scpi_parameter_t * parameter, scpi_bool_t mandatory) {
    lex_state_t * state;
 
    if (!parameter) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    invalidateToken(parameter, NULL);
 
    state = &context->param_list.lex_state;
 
    if (state->pos >= (state->buffer + state->len)) {
        if (mandatory) {
            SCPI_ErrorPush(context, SCPI_ERROR_MISSING_PARAMETER);
        } else {
            parameter->type = SCPI_TOKEN_PROGRAM_MNEMONIC; /* TODO: select something different */
        }
        return FALSE;
    }
    if (context->input_count != 0) {
        scpiLex_Comma(state, parameter);
        if (parameter->type != SCPI_TOKEN_COMMA) {
            invalidateToken(parameter, NULL);
            SCPI_ErrorPush(context, SCPI_ERROR_INVALID_SEPARATOR);
            return FALSE;
        }
    }
 
    context->input_count++;
 
    scpiParser_parseProgramData(&context->param_list.lex_state, parameter);
 
    switch (parameter->type) {
        case SCPI_TOKEN_HEXNUM:
        case SCPI_TOKEN_OCTNUM:
        case SCPI_TOKEN_BINNUM:
        case SCPI_TOKEN_PROGRAM_MNEMONIC:
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA:
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX:
        case SCPI_TOKEN_ARBITRARY_BLOCK_PROGRAM_DATA:
        case SCPI_TOKEN_SINGLE_QUOTE_PROGRAM_DATA:
        case SCPI_TOKEN_DOUBLE_QUOTE_PROGRAM_DATA:
        case SCPI_TOKEN_PROGRAM_EXPRESSION:
            context->has_param = true;
            return TRUE;
        default:
            invalidateToken(parameter, NULL);
            SCPI_ErrorPush(context, SCPI_ERROR_INVALID_STRING_DATA);
            return FALSE;
    }
}

scpi_bool_t SCPI_ParamIsNumber(scpi_parameter_t * parameter, scpi_bool_t suffixAllowed) {
    switch (parameter->type) {
        case SCPI_TOKEN_HEXNUM:
        case SCPI_TOKEN_OCTNUM:
        case SCPI_TOKEN_BINNUM:
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA:
            return TRUE;
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX:
            return suffixAllowed;
        default:
            return FALSE;
    }
}

static scpi_bool_t ParamSignToUInt32(scpi_t * context, scpi_parameter_t * parameter, uint32_t * value, scpi_bool_t sign) {
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    switch (parameter->type) {
        case SCPI_TOKEN_HEXNUM:
            return strBaseToUInt32(parameter->ptr, value, 16) > 0 ? TRUE : FALSE;
        case SCPI_TOKEN_OCTNUM:
            return strBaseToUInt32(parameter->ptr, value, 8) > 0 ? TRUE : FALSE;
        case SCPI_TOKEN_BINNUM:
            return strBaseToUInt32(parameter->ptr, value, 2) > 0 ? TRUE : FALSE;
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA:
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX:
            if (sign) {
                return strBaseToInt32(parameter->ptr, (int32_t *) value, 10) > 0 ? TRUE : FALSE;
            } else {
                return strBaseToUInt32(parameter->ptr, value, 10) > 0 ? TRUE : FALSE;
            }
        default:
            return FALSE;
    }
}

static scpi_bool_t ParamSignToUInt64(scpi_t * context, scpi_parameter_t * parameter, uint64_t * value, scpi_bool_t sign) {
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    switch (parameter->type) {
        case SCPI_TOKEN_HEXNUM:
            return strBaseToUInt64(parameter->ptr, value, 16) > 0 ? TRUE : FALSE;
        case SCPI_TOKEN_OCTNUM:
            return strBaseToUInt64(parameter->ptr, value, 8) > 0 ? TRUE : FALSE;
        case SCPI_TOKEN_BINNUM:
            return strBaseToUInt64(parameter->ptr, value, 2) > 0 ? TRUE : FALSE;
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA:
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX:
            if (sign) {
                return strBaseToInt64(parameter->ptr, (int64_t *) value, 10) > 0 ? TRUE : FALSE;
            } else {
                return strBaseToUInt64(parameter->ptr, value, 10) > 0 ? TRUE : FALSE;
            }
        default:
            return FALSE;
    }
}

scpi_bool_t SCPI_ParamToInt32(scpi_t * context, scpi_parameter_t * parameter, int32_t * value) {
    return ParamSignToUInt32(context, parameter, (uint32_t *) value, TRUE);
}

scpi_bool_t SCPI_ParamToUInt32(scpi_t * context, scpi_parameter_t * parameter, uint32_t * value) {
    return ParamSignToUInt32(context, parameter, value, FALSE);
}

scpi_bool_t SCPI_ParamToInt64(scpi_t * context, scpi_parameter_t * parameter, int64_t * value) {
    return ParamSignToUInt64(context, parameter, (uint64_t *) value, TRUE);
}

scpi_bool_t SCPI_ParamToUInt64(scpi_t * context, scpi_parameter_t * parameter, uint64_t * value) {
    return ParamSignToUInt64(context, parameter, value, FALSE);
}

scpi_bool_t SCPI_ParamToFloat(scpi_t * context, scpi_parameter_t * parameter, float * value) {
    scpi_bool_t result;
    uint32_t valint;
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    switch (parameter->type) {
        case SCPI_TOKEN_HEXNUM:
        case SCPI_TOKEN_OCTNUM:
        case SCPI_TOKEN_BINNUM:
            result = SCPI_ParamToUInt32(context, parameter, &valint);
            *value = valint;
            break;
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA:
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX:
            result = strToFloat(parameter->ptr, value) > 0 ? TRUE : FALSE;
            break;
        default:
            result = FALSE;
    }
    return result;
}

scpi_bool_t SCPI_ParamToDouble(scpi_t * context, scpi_parameter_t * parameter, double * value) {
    scpi_bool_t result;
    uint64_t valint;
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    switch (parameter->type) {
        case SCPI_TOKEN_HEXNUM:
        case SCPI_TOKEN_OCTNUM:
        case SCPI_TOKEN_BINNUM:
            result = SCPI_ParamToUInt64(context, parameter, &valint);
            *value = valint;
            break;
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA:
        case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX:
            result = strToDouble(parameter->ptr, value) > 0 ? TRUE : FALSE;
            break;
        default:
            result = FALSE;
    }
    return result;
}

scpi_bool_t SCPI_ParamFloat(scpi_t * context, void * value, scpi_bool_t mandatory) {
    scpi_bool_t result;
    scpi_parameter_t param;
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        if (SCPI_ParamIsNumber(&param, FALSE)) {
            SCPI_ParamToFloat(context, &param, (float *)value);
        } else if (SCPI_ParamIsNumber(&param, TRUE)) {
            SCPI_ErrorPush(context, SCPI_ERROR_SUFFIX_NOT_ALLOWED);
            result = FALSE;
        } else {
            SCPI_ErrorPush(context, SCPI_ERROR_DATA_TYPE_ERROR);
            result = FALSE;
        }
    }
    return result;
}

scpi_bool_t SCPI_ParamDouble(scpi_t * context, double * value, scpi_bool_t mandatory) {
    scpi_bool_t result;
    scpi_parameter_t param;
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        if (SCPI_ParamIsNumber(&param, FALSE)) {
            SCPI_ParamToDouble(context, &param, value);
        } else if (SCPI_ParamIsNumber(&param, TRUE)) {
            SCPI_ErrorPush(context, SCPI_ERROR_SUFFIX_NOT_ALLOWED);
            result = FALSE;
        } else {
            SCPI_ErrorPush(context, SCPI_ERROR_DATA_TYPE_ERROR);
            result = FALSE;
        }
    }
    return result;
}

static scpi_bool_t ParamSignUInt32(scpi_t * context, uint32_t * value, scpi_bool_t mandatory, scpi_bool_t sign) {
    scpi_bool_t result;
    scpi_parameter_t param;
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        if (SCPI_ParamIsNumber(&param, FALSE)) {
            result = ParamSignToUInt32(context, &param, value, sign);
        } else if (SCPI_ParamIsNumber(&param, TRUE)) {
            SCPI_ErrorPush(context, SCPI_ERROR_SUFFIX_NOT_ALLOWED);
            result = FALSE;
        } else {
            SCPI_ErrorPush(context, SCPI_ERROR_DATA_TYPE_ERROR);
            result = FALSE;
        }
    }
    return result;
}

static scpi_bool_t ParamSignUInt64(scpi_t * context, uint64_t * value, scpi_bool_t mandatory, scpi_bool_t sign) {
    scpi_bool_t result;
    scpi_parameter_t param;
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        if (SCPI_ParamIsNumber(&param, FALSE)) {
            result = ParamSignToUInt64(context, &param, value, sign);
        } else if (SCPI_ParamIsNumber(&param, TRUE)) {
            SCPI_ErrorPush(context, SCPI_ERROR_SUFFIX_NOT_ALLOWED);
            result = FALSE;
        } else {
            SCPI_ErrorPush(context, SCPI_ERROR_DATA_TYPE_ERROR);
            result = FALSE;
        }
    }
    return result;
}

scpi_bool_t SCPI_ParamInt32(scpi_t * context, int32_t * value, scpi_bool_t mandatory) {
    return ParamSignUInt32(context, (uint32_t *) value, mandatory, TRUE);
}

scpi_bool_t SCPI_ParamUInt32(scpi_t * context, void * value, scpi_bool_t mandatory) {
    return ParamSignUInt32(context, (uint32_t *)value, mandatory, FALSE);
}

scpi_bool_t SCPI_ParamInt64(scpi_t * context, int64_t * value, scpi_bool_t mandatory) {
    return ParamSignUInt64(context, (uint64_t *) value, mandatory, TRUE);
}

scpi_bool_t SCPI_ParamUInt64(scpi_t * context, uint64_t * value, scpi_bool_t mandatory) {
    return ParamSignUInt64(context, value, mandatory, FALSE);
}

scpi_bool_t SCPI_ParamCharacters(scpi_t * context, const char ** value, size_t * len, scpi_bool_t mandatory) {
    scpi_bool_t result;
    scpi_parameter_t param;
 
    if (!value || !len) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        switch (param.type) {
            case SCPI_TOKEN_SINGLE_QUOTE_PROGRAM_DATA:
            case SCPI_TOKEN_DOUBLE_QUOTE_PROGRAM_DATA:
                *value = param.ptr + 1;
                *len = param.len - 2;
                break;
            default:
                *value = param.ptr;
                *len = param.len;
                break;
        }
 
        /* TODO: return also parameter type (ProgramMnemonic, ArbitraryBlockProgramData, SingleQuoteProgramData, DoubleQuoteProgramData */
    }
 
    return result;
}

scpi_bool_t SCPI_ParamArbitraryBlock(scpi_t * context, const char ** value, size_t * len, scpi_bool_t mandatory) {
    scpi_bool_t result;
    scpi_parameter_t param;
 
    if (!value || !len) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        if (param.type == SCPI_TOKEN_ARBITRARY_BLOCK_PROGRAM_DATA) {
            *value = param.ptr;
            *len = param.len;
        } else {
            SCPI_ErrorPush(context, SCPI_ERROR_DATA_TYPE_ERROR);
            result = FALSE;
        }
    }
 
    return result;
}
 
scpi_bool_t SCPI_ParamCopyText(scpi_t * context, char * buffer, size_t buffer_len, size_t * copy_len, scpi_bool_t mandatory) {
    scpi_bool_t result;
    scpi_parameter_t param;
    size_t i_from;
    size_t i_to;
    char quote;
 
    if (!buffer || !copy_len) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        
        switch (param.type) {
            case SCPI_TOKEN_SINGLE_QUOTE_PROGRAM_DATA:
            case SCPI_TOKEN_DOUBLE_QUOTE_PROGRAM_DATA:
                quote = param.type == SCPI_TOKEN_SINGLE_QUOTE_PROGRAM_DATA ? '\'' : '"';
                for (i_from = 1, i_to = 0; i_from < (size_t) (param.len - 1); i_from++) {
                    if (i_from >= buffer_len) {
                        break;
                    }
                    buffer[i_to] = param.ptr[i_from];
                    i_to++;
                    if (param.ptr[i_from] == quote) {
                        i_from++;
                    }
                }
                *copy_len = i_to;
                if (i_to < buffer_len) {
                    buffer[i_to] = 0;
                }
                break;
            default:
                SCPI_ErrorPush(context, SCPI_ERROR_DATA_TYPE_ERROR);
                result = FALSE;
        }
    }
 
    return result;
}

scpi_bool_t SCPI_ParamToChoice(scpi_t * context, scpi_parameter_t * parameter, const scpi_choice_def_t * options, int32_t * value) {
    size_t res;
    scpi_bool_t result = FALSE;
 
    if (!options || !value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    if (parameter->type == SCPI_TOKEN_PROGRAM_MNEMONIC) {
        for (res = 0; options[res].name; ++res) {
            if (matchPattern(options[res].name, strlen(options[res].name), parameter->ptr, parameter->len, NULL)) {
                *value = options[res].tag;
                result = TRUE;
                break;
            }
        }
 
        if (!result) {
            SCPI_ErrorPush(context, SCPI_ERROR_ILLEGAL_PARAMETER_VALUE);
        }
    } else {
        SCPI_ErrorPush(context, SCPI_ERROR_DATA_TYPE_ERROR);
    }
 
    return result;
}

scpi_bool_t SCPI_ChoiceToName(const scpi_choice_def_t * options, int32_t tag, const char ** text) {
    int i;
 
    for (i = 0; options[i].name != NULL; i++) {
        if (options[i].tag == tag) {
            *text = options[i].name;
            return TRUE;
        }
    }
 
    return FALSE;
}

scpi_bool_t SCPI_ParamBool(scpi_t * context, scpi_bool_t * value, scpi_bool_t mandatory) {
    scpi_bool_t result;
    scpi_parameter_t param;
    int32_t intval;
 
    scpi_choice_def_t bool_options[] = {
        {"OFF", 0},
        {"ON", 1},
        SCPI_CHOICE_LIST_END /* termination of option list */
    };
 
    if (!value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
 
    if (result) {
        if (param.type == SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA) {
            SCPI_ParamToInt32(context, &param, &intval);
            *value = intval ? TRUE : FALSE;
        } else {
            result = SCPI_ParamToChoice(context, &param, bool_options, &intval);
            if (result) {
                *value = intval ? TRUE : FALSE;
            }
        }
    }
 
    return result;
}

scpi_bool_t SCPI_ParamChoice(scpi_t * context, const scpi_choice_def_t * options, int32_t * value, scpi_bool_t mandatory) {
    scpi_bool_t result;
    scpi_parameter_t param;
 
    if (!options || !value) {
        SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
        return FALSE;
    }
 
    result = SCPI_Parameter(context, &param, mandatory);
    if (result) {
        result = SCPI_ParamToChoice(context, &param, options, value);
    }
 
    return result;
}

int scpiParser_parseProgramData(lex_state_t * state, scpi_token_t * token) {
    scpi_token_t tmp;
    int result = 0;
    int wsLen;
    int suffixLen;
    int realLen = 0;
    realLen += scpiLex_WhiteSpace(state, &tmp);
 
    if (result == 0) result = scpiLex_NondecimalNumericData(state, token);
    if (result == 0) result = scpiLex_CharacterProgramData(state, token);
    if (result == 0) {
        result = scpiLex_DecimalNumericProgramData(state, token);
        if (result != 0) {
            wsLen = scpiLex_WhiteSpace(state, &tmp);
            suffixLen = scpiLex_SuffixProgramData(state, &tmp);
            if (suffixLen > 0) {
                token->len += wsLen + suffixLen;
                token->type = SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX;
                result = token->len;
            }
        }
    }
 
    if (result == 0) result = scpiLex_StringProgramData(state, token);
    if (result == 0) result = scpiLex_ArbitraryBlockProgramData(state, token);
    if (result == 0) result = scpiLex_ProgramExpression(state, token);
 
    realLen += scpiLex_WhiteSpace(state, &tmp);
 
    return result + realLen;
}

int scpiParser_parseAllProgramData(lex_state_t * state, scpi_token_t * token, int * numberOfParameters) {
 
    int result;
    scpi_token_t tmp;
    int paramCount = 0;
 
    token->len = -1;
    token->type = SCPI_TOKEN_ALL_PROGRAM_DATA;
    token->ptr = state->pos;
 
 
    for (result = 1; result != 0; result = scpiLex_Comma(state, &tmp)) {
        token->len += result;
 
        if (result == 0) {
            token->type = SCPI_TOKEN_UNKNOWN;
            token->len = 0;
            paramCount = -1;
            break;
        }
 
        result = scpiParser_parseProgramData(state, &tmp);
        if (tmp.type != SCPI_TOKEN_UNKNOWN) {
            token->len += result;
        } else {
            token->type = SCPI_TOKEN_UNKNOWN;
            token->len = 0;
            paramCount = -1;
            break;
        }
        paramCount++;
    }
 
    if (token->len == -1) {
        token->len = 0;
    }
 
    if (numberOfParameters != NULL) {
        *numberOfParameters = paramCount;
    }
    return token->len;
}

int scpiParser_detectProgramMessageUnit(scpi_parser_state_t * state, char * buffer, int len) {
    lex_state_t lex_state;
    scpi_token_t tmp;
    int result = 0;
 
    lex_state.buffer = lex_state.pos = buffer;
    lex_state.len = len;
    state->numberOfParameters = 0;
 
    /* ignore whitespace at the begginig */
    scpiLex_WhiteSpace(&lex_state, &tmp);
 
    if (scpiLex_ProgramHeader(&lex_state, &state->programHeader) >= 0) {
        if (scpiLex_WhiteSpace(&lex_state, &tmp) > 0) {
            scpiParser_parseAllProgramData(&lex_state, &state->programData, &state->numberOfParameters);
        } else {
            invalidateToken(&state->programData, lex_state.pos);
        }
    } else {
        invalidateToken(&state->programHeader, lex_state.buffer);
        invalidateToken(&state->programData, lex_state.buffer);
    }
 
    if (result == 0) result = scpiLex_NewLine(&lex_state, &tmp);
    if (result == 0) result = scpiLex_Semicolon(&lex_state, &tmp);
 
    if (!scpiLex_IsEos(&lex_state) && (result == 0)) {
        lex_state.pos++;
 
        state->programHeader.len = 1;
        state->programHeader.type = SCPI_TOKEN_INVALID;
 
        invalidateToken(&state->programData, lex_state.buffer);
    }
 
    if (SCPI_TOKEN_SEMICOLON == tmp.type) {
        state->termination = SCPI_MESSAGE_TERMINATION_SEMICOLON;
    } else if (SCPI_TOKEN_NL == tmp.type) {
        state->termination = SCPI_MESSAGE_TERMINATION_NL;
    } else {
        state->termination = SCPI_MESSAGE_TERMINATION_NONE;
    }
 
    return lex_state.pos - lex_state.buffer;
}

scpi_bool_t SCPI_IsCmd(scpi_t * context, const char * cmd) {
    const char * pattern;
 
    if (!context->param_list.cmd) {
        return FALSE;
    }
 
    pattern = context->param_list.cmd->pattern;
    return matchCommand(pattern, cmd, strlen(cmd), NULL, 0, 0, &context->query);
}
 
#if USE_COMMAND_TAGS

uint16_t SCPI_CmdTag(scpi_t * context) {
    if (context->param_list.cmd) {
        return context->param_list.cmd->tag;
    } else {
        return 0;
    }
}
#endif /* USE_COMMAND_TAGS */
 
scpi_bool_t SCPI_Match(const char * pattern, const char * value, size_t len, bool *query) {
    return matchCommand(pattern, value, len, NULL, 0, 0, query);
}
 
scpi_bool_t SCPI_CommandNumbers(scpi_t * context, int32_t * numbers, size_t len, int32_t default_value) {
    return matchCommand(context->param_list.cmd->pattern, context->param_list.cmd_raw.data, context->param_list.cmd_raw.length, numbers, len, default_value, &context->query);
}

scpi_bool_t SCPI_ParamIsValid(scpi_parameter_t * parameter) {
    return parameter->type == SCPI_TOKEN_UNKNOWN ? FALSE : TRUE;
}

scpi_bool_t SCPI_ParamErrorOccurred(scpi_t * context) {
    return context->cmd_error;
}

static size_t produceResultArrayBinary(scpi_t * context, const void * array, size_t count, size_t item_size, scpi_array_format_t format) {
 
    if (SCPI_GetNativeFormat() == format) {
        switch (item_size) {
            case 1:
            case 2:
            case 4:
            case 8:
                return SCPI_ResultArbitraryBlock(context, array, count * item_size);
            default:
                SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
                return 0;
        }
    } else {
        size_t result = 0;
        size_t i;
        switch (item_size) {
            case 1:
            case 2:
            case 4:
            case 8:
                result += SCPI_ResultArbitraryBlockHeader(context, count * item_size);
                break;
            default:
                SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
                return 0;
        }
 
        switch (item_size) {
            case 1:
                result += SCPI_ResultArbitraryBlockData(context, array, count);
                break;
            case 2:
                for (i = 0; i < count; i++) {
                    uint16_t val = SCPI_Swap16(((uint16_t*) array)[i]);
                    result += SCPI_ResultArbitraryBlockData(context, &val, item_size);
                }
                break;
            case 4:
                for (i = 0; i < count; i++) {
                    uint32_t val = SCPI_Swap32(((uint32_t*) array)[i]);
                    result += SCPI_ResultArbitraryBlockData(context, &val, item_size);
                }
                break;
            case 8:
                for (i = 0; i < count; i++) {
                    uint64_t val = SCPI_Swap64(((uint64_t*) array)[i]);
                    result += SCPI_ResultArbitraryBlockData(context, &val, item_size);
                }
                break;
        }
 
        return result;
    }
}
 
 
#define RESULT_ARRAY(func) do {\
    size_t result = 0;\
    if (format == SCPI_FORMAT_ASCII) {\
        size_t i;\
        for (i = 0; i < count; i++) {\
            result += func(context, array[i]);\
        }\
    } else {\
        result = produceResultArrayBinary(context, array, count, sizeof(*array), format);\
    }\
    return result;\
} while(0)

size_t SCPI_ResultArrayInt8(scpi_t * context, const int8_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultInt8);
}

size_t SCPI_ResultArrayUInt8(scpi_t * context, const uint8_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultUInt8);
}

size_t SCPI_ResultArrayInt16(scpi_t * context, const int16_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultInt16);
}

size_t SCPI_ResultArrayUInt16(scpi_t * context, const uint16_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultUInt16);
}

size_t SCPI_ResultArrayInt32(scpi_t * context, const int32_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultInt32);
}

size_t SCPI_ResultArrayUInt32(scpi_t * context, const uint32_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultUInt32);
}

size_t SCPI_ResultArrayInt64(scpi_t * context, const int64_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultInt64);
}

size_t SCPI_ResultArrayUInt64(scpi_t * context, const uint64_t * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultUInt64);
}

size_t SCPI_ResultArrayFloat(scpi_t * context, const float * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultFloat);
}

size_t SCPI_ResultArrayDouble(scpi_t * context, const double * array, size_t count, scpi_array_format_t format) {
    RESULT_ARRAY(SCPI_ResultDouble);
}
 
/*
 * Template macro to generate all SCPI_ParamArrayXYZ function
 */
#define PARAM_ARRAY_TEMPLATE(func) do{\
    if (format != SCPI_FORMAT_ASCII) return FALSE;\
    for (*o_count = 0; *o_count < i_count; (*o_count)++) {\
        if (!func(context, &data[*o_count], mandatory)) {\
            break;\
        }\
        mandatory = FALSE;\
    }\
    return mandatory ? FALSE : TRUE;\
}while(0)

scpi_bool_t SCPI_ParamArrayInt32(scpi_t * context, int32_t *data, size_t i_count, size_t *o_count, scpi_array_format_t format, scpi_bool_t mandatory) {
    PARAM_ARRAY_TEMPLATE(SCPI_ParamInt32);
}

scpi_bool_t SCPI_ParamArrayUInt32(scpi_t * context, uint32_t *data, size_t i_count, size_t *o_count, scpi_array_format_t format, scpi_bool_t mandatory) {
    PARAM_ARRAY_TEMPLATE(SCPI_ParamUInt32);
}

scpi_bool_t SCPI_ParamArrayInt64(scpi_t * context, int64_t *data, size_t i_count, size_t *o_count, scpi_array_format_t format, scpi_bool_t mandatory) {
    PARAM_ARRAY_TEMPLATE(SCPI_ParamInt64);
}

scpi_bool_t SCPI_ParamArrayUInt64(scpi_t * context, uint64_t *data, size_t i_count, size_t *o_count, scpi_array_format_t format, scpi_bool_t mandatory) {
    PARAM_ARRAY_TEMPLATE(SCPI_ParamUInt64);
}

scpi_bool_t SCPI_ParamArrayFloat(scpi_t * context, float *data, size_t i_count, size_t *o_count, scpi_array_format_t format, scpi_bool_t mandatory) {
    PARAM_ARRAY_TEMPLATE(SCPI_ParamFloat);
}

scpi_bool_t SCPI_ParamArrayDouble(scpi_t * context, double *data, size_t i_count, size_t *o_count, scpi_array_format_t format, scpi_bool_t mandatory) {
    PARAM_ARRAY_TEMPLATE(SCPI_ParamDouble);
}