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hexfile.c
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hexfile.c
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/**
\file hexfile.c
\author G. Icking-Konert
\date 2018-12-14
\version 0.2
\brief implementation of routines for HEX, S19 and table files
implementation of routines for importing and exporting Motorola S19 and Intel HEX files,
as well as plain ASCII tables.
(format descriptions under http://en.wikipedia.org/wiki/SREC_(file_format) or
http://www.keil.com/support/docs/1584.htm).
*/
// include files
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdint.h>
#include <inttypes.h>
#include <ctype.h>
#include "hexfile.h"
#include "main.h"
#include "misc.h"
/**
\fn char *get_line(char **buf, char *line)
\param[in] buf pointer to read from (is updated)
\param[out] line pointer to line read (has to be large anough)
read line (until LF, CR, or EOF) from RAM buffer and advance buffer pointer.
memory for line has to be allocated externally
*/
char *get_line(char **buf, char *line) {
char *p = line;
// copy line
while ((**buf!=10) && (**buf!=13) && (**buf!=0)) {
*line = **buf;
line++;
(*buf)++;
}
// skip CR + LF in buffer
while ((**buf==10) || (**buf==13))
(*buf)++;
// terminate line
*line = '\0';
// check if data was copied
if (p == line)
return(NULL);
else
return(p);
} // get_line
/**
\fn void load_file(const char *filename, char *fileBuf, uint64_t *lenFileBuf, uint8_t verbose)
\param[in] filename name of file to read
\param[out] fileBuf memory buffer containing file content
\param[out] lenFileBuf size of data [B] read from file
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
read file from file to memory buffer. Don't interpret (is done in separate routine)
*/
void load_file(const char *filename, char *fileBuf, uint64_t *lenFileBuf, uint8_t verbose) {
FILE *fp;
// strip path from filename for readability
#if defined(WIN32) || defined(WIN64)
const char *shortname = strrchr(filename, '\\');
#else
const char *shortname = strrchr(filename, '/');
#endif
if (!shortname)
shortname = filename;
else
shortname++;
// print message
if (verbose >= SILENT)
printf(" load '%s' ... ", shortname);
fflush(stdout);
// open file to read
if (!(fp = fopen(filename, "rb")))
Error("Failed to open file %s", filename);
// get filesize
fseek(fp, 0, SEEK_END);
(*lenFileBuf) = ftell(fp);
fseek(fp, 0, SEEK_SET);
// check file size vs. buffer
if ((*lenFileBuf) > LENFILEBUF)
Error("File %s exceeded buffer size (%ld vs %ld)", (*lenFileBuf), LENFILEBUF);
// init memory image to zero
memset(fileBuf, 0, LENFILEBUF * sizeof(*fileBuf));
// read file to buffer
fread(fileBuf, (*lenFileBuf), 1, fp);
// close file again
fclose(fp);
// print message
if ((verbose == SILENT) || (verbose == INFORM)){
printf("done\n");
}
else if (verbose == CHATTY) {
if ((*lenFileBuf)>1024*1024)
printf("done (%1.1fMB)\n", (float) (*lenFileBuf)/1024.0/1024.0);
else if ((*lenFileBuf)>1024)
printf("done (%1.1fkB)\n", (float) (*lenFileBuf)/1024.0);
else if ((*lenFileBuf)>0)
printf("done (%dB)\n", (int) (*lenFileBuf));
else
printf("done, no data read\n");
}
fflush(stdout);
} // load_file
/**
\fn void convert_s19(char *fileBuf, uint64_t lenFileBuf, uint16_t *imageBuf, uint8_t verbose)
\param[in] fileBuf memory buffer to read from
\param[in] lenFileBuf length of memory buffer
\param[out] imageBuf RAM image of file. HB!=0 indicates content
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
convert memory buffer containing s19 hexfile to memory image. For description of
Motorola S19 file format see http://en.wikipedia.org/wiki/SREC_(file_format)
*/
void convert_s19(char *fileBuf, uint64_t lenFileBuf, uint16_t *imageBuf, uint8_t verbose) {
char line[1000], tmp[1000], *p;
uint64_t linecount, idx;
uint8_t type, len, chkRead, chkCalc;
uint64_t addr, addrStart, addrStop, numData;
int val, i;
// print message
if (verbose == INFORM)
printf(" convert S19 ... ");
else if (verbose == CHATTY)
printf(" convert Motorola S19 file ... ");
fflush(stdout);
//////
// import data to memory with syntax check
//////
p = fileBuf;
linecount = 0;
numData = 0;
addrStart = 0xFFFFFFFFFFFFFFFF;
addrStop = 0x0000000000000000;
while ((uint64_t) (p-fileBuf) < lenFileBuf) {
// get next line. On EOF terminate
if (!get_line(&p, line))
break;
// increase line counter
linecount++;
chkCalc = 0x00;
// check 1st char (must be 'S')
if (line[0] != 'S')
Error("Line %u in Motorola S-record file: line does not start with 'S'", linecount);
// record type
type = line[1]-48;
// skip if line contains no data, i.e. line doesn't start with S1, S2 or S3
if ((type != 1) && (type != 2) && (type != 3))
continue;
// record length (address + data + checksum)
sprintf(tmp,"0x00");
strncpy(tmp+2, line+2, 2);
sscanf(tmp, "%x", &val);
len = val;
chkCalc += val; // increase checksum
// address (S1=16bit, S2=24bit, S3=32bit)
addr = 0;
for (i=0; i<type+1; i++) {
sprintf(tmp,"0x00");
tmp[2] = line[4+(i*2)];
tmp[3] = line[5+(i*2)];
sscanf(tmp, "%x", &val);
addr *= (uint64_t) 256;
addr += (uint64_t) val;
chkCalc += (uint8_t) val;
}
// check for buffer overflow
if (addr > (uint64_t) (LENIMAGEBUF-1L))
Error("Line %u in Motorola S-record file: buffer address exceeded (%dMB vs %dMB)", linecount, (int) (addr/1024L/1024L), (int) (LENIMAGEBUF/1024L/1024L));
// read record data
idx=6+(type*2); // start at position 8, 10, or 12, depending on record type
len=len-1-(1+type); // substract chk and address length
for (i=0; i<len; i++) {
sprintf(tmp,"0x00");
strncpy(tmp+2, line+idx, 2); // get next 2 chars as string
sscanf(tmp, "%x", &val); // interpret as hex data
imageBuf[addr+i] = ((uint16_t) val) | 0xFF00; // store data byte in buffer and set high byte for "defined"
numData++; // increade byte counter
chkCalc += (uint8_t) val; // increase checksum
idx+=2; // advance 2 chars in line
}
// for printout store min/max address in file
if (addr < addrStart) addrStart = addr;
if (addr+len-1 > addrStop) addrStop = addr+len-1;
// checksum
sprintf(tmp,"0x00");
strncpy(tmp+2, line+idx, 2);
sscanf(tmp, "%x", &val);
chkRead = (uint8_t) val;
// assert checksum (0xFF xor (sum over all except record type)
chkCalc ^= 0xFF; // invert checksum
if (chkCalc != chkRead)
Error("Line %u in Motorola S-record file: checksum error (0x%02x vs. 0x%02x)", linecount, chkRead, chkCalc);
} // while !EOF
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numData>1024*1024)
printf("done (%1.1fMB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0/1024.0, addrStart, addrStop);
else if (numData>1024)
printf("done (%1.1fkB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0, addrStart, addrStop);
else if (numData>0)
printf("done (%dB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (int) numData, addrStart, addrStop);
else
printf("done, no data\n");
}
fflush(stdout);
} // convert_s19
/**
\fn void convert_ihx(char *fileBuf, uint64_t lenFileBuf, uint16_t *imageBuf, uint8_t verbose)
\param[in] fileBuf memory buffer to read from
\param[in] lenFileBuf length of memory buffer
\param[out] imageBuf RAM image of file. HB!=0 indicates content
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
convert memory buffer containing intel hexfile to memory buffer. For description of
Intel hex file format see http://en.wikipedia.org/wiki/Intel_HEX
*/
void convert_ihx(char *fileBuf, uint64_t lenFileBuf, uint16_t *imageBuf, uint8_t verbose) {
char line[1000], tmp[1000], *p;
uint64_t linecount, idx;
uint8_t type, len, chkRead, chkCalc;
uint64_t addr, addrStart, addrStop, numData;
uint64_t addrOffset, addrJumpStart;
int val, i;
// avoid compiler warning (variable not yet used). See https://stackoverflow.com/questions/3599160/unused-parameter-warnings-in-c
(void) (addrJumpStart);
// print message
if (verbose == INFORM)
printf(" convert IHX ... ");
else if (verbose == CHATTY)
printf(" convert Intel HEX file ... ");
fflush(stdout);
//////
// import data to memory with syntax check
//////
p = fileBuf;
linecount = 0;
numData = 0;
addrStart = 0xFFFFFFFFFFFFFFFF;
addrStop = 0x0000000000000000;
addrOffset = 0x0000000000000000;
while ((uint64_t) (p-fileBuf) < lenFileBuf) {
// get next line. On EOF terminate
if (!get_line(&p, line))
break;
// increase line counter
linecount++;
chkCalc = 0x00;
// check 1st char (must be ':')
if (line[0] != ':')
Error("Line %u in Intel hex file: line does not start with ':'", linecount);
// record length (address + data + checksum)
sprintf(tmp,"0x00");
strncpy(tmp+2, line+1, 2);
sscanf(tmp, "%x", &val);
len = val;
chkCalc += len; // increase checksum
// 16b address
addr = 0;
sprintf(tmp,"0x0000");
strncpy(tmp+2, line+3, 4);
sscanf(tmp, "%x", &val);
chkCalc += (uint8_t) (val >> 8);
chkCalc += (uint8_t) val;
addr = (uint64_t) (val + addrOffset); // add offset for >64kB addresses
// record type
sprintf(tmp,"0x00");
strncpy(tmp+2, line+7, 2);
sscanf(tmp, "%x", &val);
type = val;
chkCalc += type; // increase checksum
// record contains data
if (type==0) {
// check for buffer overflow
if (addr > (uint64_t) (LENIMAGEBUF-1L))
Error("Line %u in Intel hex file: buffer size exceeded (%dMB vs %dMB)", linecount, (int) (addr/1024L/1024L), (int) (LENIMAGEBUF/1024L/1024L));
// for printout store min/max address in file
if (addr < addrStart) addrStart = addr;
if (addr > addrStop) addrStop = addr;
// get data
idx = 9; // start at index 9
for (i=0; i<len; i++) {
sprintf(tmp,"0x00");
strncpy(tmp+2, line+idx, 2); // get next 2 chars as string
sscanf(tmp, "%x", &val); // interpret as hex data
imageBuf[addr+i] = val | 0xFF00; // store data byte in buffer and set high byte for "defined"
numData++; // increade byte counter
chkCalc += val; // increase checksum
idx+=2; // advance 2 chars in line
}
} // type==0
// EOF indicator
else if (type==1)
continue;
// extended segment addresses not yet supported
else if (type==2)
Error("Line %u in Intel hex file: extended segment address type 2 not supported", linecount);
// start segment address (only relevant for 80x86 processor, ignore here)
else if (type==3)
continue;
// extended address (=upper 16b of address for following data records)
else if (type==4) {
idx = 13; // start at index 13
sprintf(tmp,"0x0000");
strncpy(tmp+2, line+9, 4); // get next 4 chars as string
sscanf(tmp, "%x", &val); // interpret as hex data
chkCalc += (uint8_t) (val >> 8);
chkCalc += (uint8_t) val;
addrOffset = ((uint64_t) val) << 16;
} // type==4
// start linear address records. Can be ignored, see http://www.keil.com/support/docs/1584/
else if (type==5)
continue;
// unsupported record type -> error
else
Error("Line %u in Intel hex file: unsupported type %d", linecount, type);
// checksum
sprintf(tmp,"0x00");
strncpy(tmp+2, line+idx, 2);
sscanf(tmp, "%x", &val);
chkRead = val;
// assert checksum (0xFF xor (sum over all except record type))
chkCalc = 255 - chkCalc + 1; // calculate 2-complement
if (chkCalc != chkRead)
Error("Line %u in Intel hex file: checksum error (read 0x%02x, calc 0x%02x)", linecount, chkRead, chkCalc);
} // while !EOF
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numData>1024*1024)
printf("done (%1.1fMB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0/1024.0, addrStart, addrStop);
else if (numData>1024)
printf("done (%1.1fkB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0, addrStart, addrStop);
else if (numData>0)
printf("done (%dB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (int) numData, addrStart, addrStop);
else
printf("done, no data\n");
}
fflush(stdout);
} // convert_ihx
/**
\fn void convert_txt(char *fileBuf, uint64_t lenFileBuf, uint16_t *imageBuf, uint8_t verbose)
\param[in] fileBuf memory buffer to read from
\param[in] lenFileBuf length of memory buffer
\param[out] imageBuf RAM image of file. HB!=0 indicates content
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
convert memory buffer containing plain table (address / value) to memory buffer.
Address and value may be decimal (plain numberst) or hexadecimal (starting with '0x').
Lines starting with '#' are ignored. No syntax check is performed.
*/
void convert_txt(char *fileBuf, uint64_t lenFileBuf, uint16_t *imageBuf, uint8_t verbose) {
char line[1000], *p;
uint64_t linecount;
char sAddr[1000], sValue[1000];
uint64_t addr, addrStart, addrStop, numData;
int val, i;
// print message
if (verbose == INFORM)
printf(" convert table ... ");
else if (verbose == CHATTY)
printf(" convert ASCII table file ... ");
fflush(stdout);
//////
// import data to memory with syntax check
//////
p = fileBuf;
linecount = 0;
numData = 0;
addrStart = 0xFFFFFFFFFFFFFFFF;
addrStop = 0x0000000000000000;
while ((uint64_t) (p-fileBuf) < lenFileBuf) {
// get next line. On EOF terminate
if (!get_line(&p, line))
break;
// increase line counter
linecount++;
// if line starts with '#' ignore as comment
if (line[0] == '#')
continue;
// get address and value as string
sscanf(line, "%s %s", sAddr, sValue);
//////////
// extract address
//////////
// address string is in hex format (starts with '0x')
if ((sAddr[0] == '0') && ((sAddr[1] == 'x') || (sAddr[1] == 'X'))) {
// check for valid characters 0-9, A-F
for (i=2; i<strlen(sAddr); i++) {
if (!isxdigit(sAddr[i]))
Error("Line %u in table file: hex address '%s' contains invalid character ('%c')", linecount, sAddr, sAddr[i]);
}
// get address
sscanf(sAddr, "%" SCNx64, &addr);
} // address is in hex format
// address string is in decimal format
else {
// check for valid characters 0-9
for (i=0; i<strlen(sAddr); i++) {
if (!isdigit(sAddr[i]))
Error("Line %u in table file: dec address '%s' contains invalid character ('%c')", linecount, sAddr, sAddr[i]);
}
// get address
sscanf(sAddr, "%" SCNu64, &addr);
} // extract address
//////////
// extract value
//////////
// value string is in hex format (starts with '0x')
if ((sValue[0] == '0') && ((sValue[1] == 'x') || (sValue[1] == 'X'))) {
// check for valid characters 0-9, A-F
for (i=2; i<strlen(sValue); i++) {
if (!isxdigit(sValue[i]))
Error("Line %u in table file: hex value '%s' contains invalid character ('%c')", linecount, sValue, sValue[i]);
}
// get address
sscanf(sValue, "%x", &val);
} // address is in hex format
// address string is in decimal format
else {
// check for valid characters 0-9
for (i=0; i<strlen(sValue); i++) {
if (!isdigit(sValue[i]))
Error("Line %u in table file: dec value '%s' contains invalid character ('%c')", linecount, sValue, sValue[i]);
}
// get address
sscanf(sValue, "%d", &val);
} // extract value
// check for buffer overflow
if (addr > (uint64_t) (LENIMAGEBUF-1L))
Error("Line %u in table file: buffer size exceeded (%dMB vs %dMB)", linecount, (int) (addr/1024L/1024L), (int) (LENIMAGEBUF/1024L/1024L));
// for printout store min/max address in file
if (addr < addrStart) addrStart = addr;
if (addr > addrStop) addrStop = addr;
// store data byte in buffer and set high byte
imageBuf[addr] = (uint16_t) val | 0xFF00;
numData++;
} // while !EOF
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numData>1024*1024)
printf("done (%1.1fMB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0/1024.0, addrStart, addrStop);
else if (numData>1024)
printf("done (%1.1fkB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0, addrStart, addrStop);
else if (numData>0)
printf("done (%dB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (int) numData, addrStart, addrStop);
else
printf("done, no data\n");
}
fflush(stdout);
} // convert_txt
/**
\fn void convert_bin(char *fileBuf, uint64_t lenFileBuf, uint64_t addrStart, uint16_t *imageBuf, uint8_t verbose)
\param[in] fileBuf memory buffer to read from
\param[in] lenFileBuf length of memory buffer
\param[in] addrStart address offset for binary import
\param[out] imageBuf RAM image of file. HB!=0 indicates content
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
convert memory buffer containing binary data to memory image. Binary data contains no absolute addresses,
just data. Therefor a starting address must also be provided.
*/
void convert_bin(char *fileBuf, uint64_t lenFileBuf, uint64_t addrStart, uint16_t *imageBuf, uint8_t verbose) {
uint64_t addrStop, numData;
uint64_t i;
// print message
if (verbose == INFORM)
printf(" convert binary ... ");
else if (verbose == CHATTY)
printf(" convert binary data ... ");
fflush(stdout);
// calculate number of bytes and last address
numData = lenFileBuf;
addrStop = addrStart + numData;
// check for buffer overflow
if (addrStop > (uint64_t) (LENIMAGEBUF-1L))
Error("Binary file conversion: buffer size exceeded (%dMB vs %dMB)", (int) (addrStop/1024L/1024L), (int) (LENIMAGEBUF/1024L/1024L));
// copy data and mark as set (HB=0xFF)
for (i=0; i<numData; i++) {
imageBuf[addrStart+i] = ((uint16_t) fileBuf[i]) | 0xFF00;
}
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numData>1024*1024)
printf("done (%1.1fMB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0/1024.0, addrStart, addrStop);
else if (numData>1024)
printf("done (%1.1fkB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (float) numData/1024.0, addrStart, addrStop);
else if (numData>0)
printf("done (%dB in 0x%" PRIx64 " - 0x%" PRIx64 ")\n", (int) numData, addrStart, addrStop);
else
printf("done, no data\n");
}
fflush(stdout);
} // convert_bin
/**
\fn void get_image_size(uint16_t *imageBuf, uint64_t scanStart, uint64_t scanStop, uint64_t *addrStart, uint64_t *addrStop, uint64_t *numData)
\param[in] imageBuf memory image containing data. HB!=0 indicates content
\param[in] scanStart start address for scan
\param[in] scanStop end address for scan
\param[out] addrStart first address containing data (HB!=0x00)
\param[out] addrStop last address containing data (HB!=0x00)
\param[out] numData number of data bytes in image (HB!=0x00)
Get fist and last address and number of bytes in memory image. Defined data is indicated by HB!=0x00
*/
void get_image_size(uint16_t *imageBuf, uint64_t scanStart, uint64_t scanStop, uint64_t *addrStart, uint64_t *addrStop, uint64_t *numData) {
uint64_t addr;
// simple checks of scan window
if (scanStart > scanStop)
Error("scan start address 0x%" PRIx64 " higher than end address 0x%" PRIx64, scanStart, scanStop);
if (scanStart > LENIMAGEBUF)
Error("scan start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, scanStart, LENIMAGEBUF);
if (scanStop > LENIMAGEBUF)
Error("scan end address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, scanStop, LENIMAGEBUF);
// loop though image and check for defined data (HB!=0x00)
*addrStart = 0xFFFFFFFFFFFFFFFF;
*addrStop = 0x0000000000000000;
*numData = 0;
for (addr=scanStart; addr<=scanStop; addr++) {
// entry contains data (HB!=0x00)
if (imageBuf[addr] & 0xFF00) {
if (addr < *addrStart) *addrStart = addr;
if (addr > *addrStop) *addrStop = addr;
(*numData)++;
}
} // loop over image
} // get_image_size
/**
\fn void fill_image(uint16_t *imageBuf, uint64_t addrStart, uint64_t addrStop, uint8_t value, uint8_t verbose)
\param imageBuf memory image containing data. HB!=0 indicates content
\param[in] addrStart starting address of filling window
\param[in] addrStop topmost address of filling window
\param[in] value value to write
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
Fill memory image in specified window with specified value and set status to "defined" (HB=0xFF)
*/
void fill_image(uint16_t *imageBuf, uint64_t addrStart, uint64_t addrStop, uint8_t value, uint8_t verbose) {
uint64_t addr, numFilled;
// print message
if (verbose == INFORM)
printf(" fill image ... ");
else if (verbose == CHATTY)
printf(" fill memory image ... ");
fflush(stdout);
// simple checks of scan window
if (addrStart > addrStop)
Error("start address 0x%" PRIx64 " higher than end address 0x%" PRIx64, addrStart, addrStop);
if (addrStart > (uint64_t) LENIMAGEBUF)
Error("start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, addrStart, LENIMAGEBUF);
if (addrStop > (uint64_t) LENIMAGEBUF)
Error("end address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, addrStop, LENIMAGEBUF);
// loop over memory image and clear all data outside specified clipping window
numFilled = 0;
for (addr = addrStart; addr <= addrStop; addr++) {
numFilled++; // count filled bytes for output below
imageBuf[addr] = ((uint16_t) value) | 0xFF00; // HB=0x00 indicates data undefined, LB contains data
}
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numFilled>1024*1024)
printf("done, filled %1.1fMB with 0x%02x within 0x%" PRIx64 " - 0x%" PRIx64 "\n", (float) numFilled/1024.0/1024.0, value, addrStart, addrStop);
else if (numFilled>1024)
printf("done, filled %1.1fkB with 0x%02x within 0x%" PRIx64 " - 0x%" PRIx64 "\n", (float) numFilled/1024.0, value, addrStart, addrStop);
else if (numFilled>0)
printf("done, filled %dB with 0x%02x within 0x%" PRIx64 " - 0x%" PRIx64 "\n", (int) numFilled, value, addrStart, addrStop);
else
printf("done, no data filled\n");
}
fflush(stdout);
} // fill_image
/**
\fn void clip_image(uint16_t *imageBuf, uint64_t addrStart, uint64_t addrStop, uint8_t verbose)
\param imageBuf memory image containing data. HB!=0 indicates content
\param[in] addrStart starting address of clipping window
\param[in] addrStop topmost address of clipping window
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
Clip memory image to specified window, i.e. reset all data outside specified window to "undefined" (HB=0x00)
*/
void clip_image(uint16_t *imageBuf, uint64_t addrStart, uint64_t addrStop, uint8_t verbose) {
uint64_t addr, numCleared;
// print message
if (verbose == INFORM)
printf(" clip image ... ");
else if (verbose == CHATTY)
printf(" clip memory image ... ");
fflush(stdout);
// simple checks of scan window
if (addrStart > addrStop)
Error("start address 0x%" PRIx64 " higher than end address 0x%" PRIx64, addrStart, addrStop);
if (addrStart > (uint64_t) LENIMAGEBUF)
Error("start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, addrStart, LENIMAGEBUF);
if (addrStop > (uint64_t) LENIMAGEBUF)
Error("end address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, addrStop, LENIMAGEBUF);
// loop over memory image and clear all data outside specified clipping window
numCleared = 0;
for (addr = 0; addr < (uint64_t)LENIMAGEBUF; addr++) {
if ((addr < addrStart) || (addr > addrStop)) {
if (imageBuf[addr] & 0xFF00)
numCleared++; // count deleted bytes for output below
imageBuf[addr] = 0x0000; // HB=0x00 indicates data undefined, LB contains data
}
}
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numCleared>1024*1024)
printf("done, clipped %1.1fMB outside 0x%" PRIx64 " - 0x%" PRIx64 "\n", (float) numCleared/1024.0/1024.0, addrStart, addrStop);
else if (numCleared>1024)
printf("done, clipped %1.1fkB outside 0x%" PRIx64 " - 0x%" PRIx64 "\n", (float) numCleared/1024.0, addrStart, addrStop);
else if (numCleared>0)
printf("done, clipped %" PRId64 "B outside 0x%" PRIx64 " - 0x%" PRIx64 "\n", numCleared, addrStart, addrStop);
else
printf("done, no data cleared\n");
}
fflush(stdout);
} // clip_image
/**
\fn void cut_image(uint16_t *imageBuf, uint64_t addrStart, uint64_t addrStop, uint8_t verbose)
\param imageBuf memory image containing data. HB!=0 indicates content
\param[in] addrStart starting address of section to clear
\param[in] addrStop topmost address of section to clear
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
Cut data range from memory image, i.e. reset all data inside specified window to "undefined" (HB=0x00)
*/
void cut_image(uint16_t *imageBuf, uint64_t addrStart, uint64_t addrStop, uint8_t verbose) {
uint64_t addr, numCleared;
// print message
if (verbose == INFORM)
printf(" clear image ... ");
else if (verbose == CHATTY)
printf(" clear memory image ... ");
fflush(stdout);
// simple checks of scan window
if (addrStart > addrStop)
Error("start address 0x%" PRIx64 " higher than end address 0x%" PRIx64, addrStart, addrStop);
if (addrStart > (uint64_t) LENIMAGEBUF)
Error("start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, addrStart, LENIMAGEBUF);
if (addrStop > (uint64_t) LENIMAGEBUF)
Error("end address 0x%" PRIx64 " exceeds buffer size 0x" PRIx64, addrStop, LENIMAGEBUF);
// loop over memory image and clear all data inside specified window
numCleared = 0;
for (addr=0; addr<(uint64_t)LENIMAGEBUF; addr++) {
if ((addr >= addrStart) && (addr <= addrStop)) {
if (imageBuf[addr] & 0xFF00)
numCleared++; // count deleted bytes for output below
imageBuf[addr] = 0x0000; // HB=0x00 indicates data undefined, LB contains data
}
}
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numCleared>1024*1024)
printf("done, cut %1.1fMB within 0x%" PRIx64 " - 0x%" PRIx64 "\n", (float) numCleared/1024.0/1024.0, addrStart, addrStop);
else if (numCleared>1024)
printf("done, cut %1.1fkB within 0x%" PRIx64 " - 0x%" PRIx64 "\n", (float) numCleared/1024.0, addrStart, addrStop);
else if (numCleared>0)
printf("done, cut %" PRId64 "B within 0x%" PRIx64 " - 0x%" PRIx64 "\n", numCleared, addrStart, addrStop);
else
printf("done, no data cut\n");
}
fflush(stdout);
} // cut_image
/**
\fn void copy_image(uint16_t *imageBuf, uint64_t sourceStart, uint64_t sourceStop, uint64_t destinationStart, uint8_t verbose)
\param imageBuf memory image containing data. HB!=0 indicates content
\param[in] sourceStart starting address to copy from
\param[in] sourceStart last address to copy from
\param[in] destinationStart starting address to copy to
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
Copy data section within image to new address. Data at old address is maintained (if sections don't overlap).
*/
void copy_image(uint16_t *imageBuf, uint64_t sourceStart, uint64_t sourceStop, uint64_t destinationStart, uint8_t verbose) {
uint64_t numCopied, i;
// print message
if (verbose == INFORM)
printf(" copy data ... ");
else if (verbose == CHATTY)
printf(" copy image data ... ");
fflush(stdout);
// simple checks of scan window
if (sourceStart > sourceStop)
Error("source start address 0x%" PRIx64 " higher than end address 0x%" PRIx64, sourceStart, sourceStop);
if (sourceStart > (uint64_t) LENIMAGEBUF)
Error("source start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, sourceStart, LENIMAGEBUF);
if (sourceStop > (uint64_t) LENIMAGEBUF)
Error("source end address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, sourceStop, LENIMAGEBUF);
if (destinationStart > (uint64_t) LENIMAGEBUF)
Error("destination start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, destinationStart, LENIMAGEBUF);
if (destinationStart+(sourceStop-sourceStart+1) > (uint64_t) LENIMAGEBUF)
Error("destination end address 0x%" PRIx64 " exceeds buffer size 0x" PRIx64, destinationStart+(sourceStop-sourceStart+1), LENIMAGEBUF);
// get number of data to copy (HB!=0x00)
numCopied = 0;
for (i=sourceStart; i<=sourceStop; i++) {
if (imageBuf[i] & 0xFF00)
numCopied++;
}
// copy data within image
memcpy((void*) &(imageBuf[destinationStart]), (void*) &(imageBuf[sourceStart]), (sourceStop-sourceStart+1)*sizeof(*imageBuf));
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numCopied>1024*1024)
printf("done, copied %1.1fMB from 0x%" PRIx64 " - 0x%" PRIx64 " to 0x%" PRIx64 "\n", (float) numCopied/1024.0/1024.0, sourceStart, sourceStop, destinationStart);
else if (numCopied>1024)
printf("done, copied %1.1fkB from 0x%" PRIx64 " - 0x%" PRIx64 " to 0x%" PRIx64 "\n", (float) numCopied/1024.0, sourceStart, sourceStop, destinationStart);
else if (numCopied>0)
printf("done, copied %" PRId64 "B from 0x%" PRIx64 " - 0x%" PRIx64 " to 0x%" PRIx64 "\n", numCopied, sourceStart, sourceStop, destinationStart);
else
printf("done, no data copied\n");
}
fflush(stdout);
} // copy_image
/**
\fn void move_image(uint16_t *imageBuf, uint64_t sourceStart, uint64_t sourceStop, uint64_t destinationStart, uint8_t verbose)
\param imageBuf memory image containing data. HB!=0 indicates content
\param[in] sourceStart starting address to move from
\param[in] sourceStart last address to move from
\param[in] destinationStart starting address to move to
\param[in] verbose verbosity level (0=MUTE, 1=SILENT, 2=INFORM, 3=CHATTY)
Move data section within image to new address. Data at old address is cleared.
*/
void move_image(uint16_t *imageBuf, uint64_t sourceStart, uint64_t sourceStop, uint64_t destinationStart, uint8_t verbose) {
uint64_t numMoved, i;
uint16_t *tmpImageBuf; // temporary buffer
// print message
if (verbose == INFORM)
printf(" move data ... ");
else if (verbose == CHATTY)
printf(" move image data ... ");
fflush(stdout);
// simple checks of scan window
if (sourceStart > sourceStop)
Error("source start address 0x%" PRIx64 " higher than end address 0x%" PRIx64, sourceStart, sourceStop);
if (sourceStart > (uint64_t) LENIMAGEBUF)
Error("source start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, sourceStart, LENIMAGEBUF);
if (sourceStop > (uint64_t) LENIMAGEBUF)
Error("source end address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, sourceStop, LENIMAGEBUF);
if (destinationStart > (uint64_t) LENIMAGEBUF)
Error("destination start address 0x%" PRIx64 " exceeds buffer size 0x%" PRIx64, destinationStart, LENIMAGEBUF);
if (destinationStart+(sourceStop-sourceStart+1) > (uint64_t) LENIMAGEBUF)
Error("destination end address 0x%" PRIx64 " exceeds buffer size 0x" PRIx64, destinationStart+(sourceStop-sourceStart+1), LENIMAGEBUF);
// get number of data to move (HB!=0x00)
numMoved = 0;
for (i=sourceStart; i<=sourceStop; i++) {
if (imageBuf[i] & 0xFF00)
numMoved++;
}
// allocate temporary buffer (required for overlapping windows
if (!(tmpImageBuf = malloc(LENIMAGEBUF * sizeof(*tmpImageBuf))))
Error("Cannot allocate image buffer, try reducing LENIMAGEBUF");
// copy data from image to temporary buffer
memcpy((void*) &(tmpImageBuf[sourceStart]), (void*) &(imageBuf[sourceStart]), (sourceStop-sourceStart+1)*sizeof(*imageBuf));
// remove old data from image
cut_image(imageBuf, sourceStart, sourceStop, MUTE);
// copy data from temporary buffer to image
memcpy((void*) &(imageBuf[destinationStart]), (void*) &(tmpImageBuf[sourceStart]), (sourceStop-sourceStart+1)*sizeof(*imageBuf));
// release temporary buffer again
free(tmpImageBuf);
// print message
if (verbose == INFORM) {
printf("done\n");
}
else if (verbose == CHATTY) {
if (numMoved>1024*1024)
printf("done, moved %1.1fkB from 0x%" PRIx64 " - 0x%" PRIx64 " to 0x%" PRIx64 "\n", (float) numMoved/1024.0/1024.0, sourceStart, sourceStop, destinationStart);
else if (numMoved>1024)
printf("done, moved %1.1fkB from 0x%" PRIx64 " - 0x%" PRIx64 " to 0x%" PRIx64 "\n", (float) numMoved/1024.0, sourceStart, sourceStop, destinationStart);
else if (numMoved>0)
printf("done, moved %" PRId64 "B from 0x%" PRIx64 " - 0x%" PRIx64 " to 0x%" PRIx64 "\n", numMoved, sourceStart, sourceStop, destinationStart);
else
printf("done, no data moved\n");
}
fflush(stdout);