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Add cp and mv commands #30

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aac0ca9
Add cp and mv commands
isaacgravenortechnologies Mar 9, 2025
933dc4b
Added filename check + fixed code style
isaacgravenortechnologies Mar 10, 2025
1bfd007
Various changes
isaacgravenortechnologies Mar 10, 2025
a4e02f4
Merge branch 'master' of https://github.com/iProgramMC/NanoShellOS
isaacgravenortechnologies Jun 6, 2025
58d9ac4
Various requested changes
isaacgravenortechnologies Jun 6, 2025
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177 changes: 173 additions & 4 deletions src/shell.c
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@
#include <clip.h>
#include <image.h>
#include <ansi.h>

#define MOVEDATA_PRECISION 4096
char g_lastCommandExecuted[256] = {0};

void FsPipeTest();
Expand Down Expand Up @@ -720,7 +720,7 @@ void ShellExecuteCommand(char* p, bool* pbExit)

LogMsg("Progress...");

#define MOVEDATA_PRECISION 4096


uint8_t chunk_of_data[MOVEDATA_PRECISION];
size_t sz = FiTellSize(fd_in);
Expand Down Expand Up @@ -764,9 +764,8 @@ void ShellExecuteCommand(char* p, bool* pbExit)

FiClose(fd_out);
FiClose(fd_in);
fail_movedata:;
LogMsg("Done");

fail_movedata:;
}
else if (strcmp (token, "rmdir") == 0)
{
Expand Down Expand Up @@ -903,6 +902,176 @@ void ShellExecuteCommand(char* p, bool* pbExit)
{
KePrintMemoryMapInfo();
}
else if (strcmp (token, "cp") == 0)
{
LogMsg("Starting to copy...");
char* fileNameIn = Tokenize (&state, NULL, " ");
if (!fileNameIn || (*fileNameIn == 0))
{
LogMsg("Usage: cp <input> <output>");
return;
}

char* fileNameOut = Tokenize (&state, NULL, " ");
if (!fileNameOut || (*fileNameOut == 0))
{
LogMsg("Usage: cp <input> <output>");
return;
}

int fd_in = FiOpen (fileNameIn, O_RDONLY);
if (fd_in < 0)
{
LogMsg("cp: Could not open %s for reading: %s", fileNameIn, GetErrNoString(fd_in));
return;
}

int fd_out = FiOpen (fileNameOut, O_WRONLY | O_CREAT | O_TRUNC);
if (fd_out < 0)
{
LogMsg("cp: Could not open %s for writing: %s", fileNameOut, GetErrNoString(fd_out));
FiClose(fd_in);
return;
}

LogMsg("Progress...");



uint8_t chunk_of_data[MOVEDATA_PRECISION];
size_t sz = FiTellSize(fd_in);

//write 512 byte blocks
for (size_t i = 0; i < sz; i += MOVEDATA_PRECISION)
{
int read_in = FiRead(fd_in, chunk_of_data, MOVEDATA_PRECISION);
if (read_in < 0)
{
LogMsg("cp: Could not write all %d bytes to %s - only wrote %d: %s", MOVEDATA_PRECISION, fileNameOut, read_in, GetErrNoString(read_in));
FiClose(fd_in);
FiClose(fd_out);
return;
}

FiWrite(fd_out, chunk_of_data, read_in);

LogMsgNoCr("\rProgress: %d/%d", i, sz);
}

// write the last few bytes
int last_x_block_size = (sz % MOVEDATA_PRECISION);
for (int i = 0; i < last_x_block_size; i++)
{
int read_in = FiRead(fd_in, chunk_of_data, 1);
if (read_in < 0)
{
LogMsg("cp: Could not write 1 byte to %s - only wrote %d: %s", fileNameOut, read_in, GetErrNoString(read_in));
FiClose(fd_in);
FiClose(fd_out);
return;
}

FiWrite(fd_out, chunk_of_data, read_in);

LogMsgNoCr("\rProgress: %d/%d", i, sz);
}

LogMsg("");

FiClose(fd_out);
FiClose(fd_in);
LogMsg("Done");
}

else if (strcmp (token, "mv") == 0)
{
char* fileNameIn = Tokenize (&state, NULL, " ");
if (!fileNameIn || (*fileNameIn == 0))
{
LogMsg("Usage: mv <origin> <dest>");
return;
}

char* fileNameOut = Tokenize (&state, NULL, " ");
if (!fileNameOut || (*fileNameOut == 0))
{
LogMsg("Usage: mv <origin> <dest>");
return;
}
int result = FiRename(fileNameIn, fileNameOut);
if (result == -ENXIO)
{
LogMsg("FiRename failed, trying move+delete");
// Get rid of the file.
int fd_in = FiOpen (fileNameIn, O_RDONLY);
if (fd_in < 0)
{
LogMsg("mv: Could not open %s for reading: %s", fileNameIn, GetErrNoString(fd_in));
return;
}

int fd_out = FiOpen (fileNameOut, O_WRONLY | O_CREAT | O_TRUNC);
if (fd_out < 0)
{
LogMsg("mv: Could not open %s for writing: %s", fileNameOut, GetErrNoString(fd_out));
FiClose(fd_in);
return;
}

LogMsg("Progress...");



uint8_t chunk_of_data[MOVEDATA_PRECISION];
size_t sz = FiTellSize(fd_in);

//write 512 byte blocks
for (size_t i = 0; i < sz; i += MOVEDATA_PRECISION)
{
int read_in = FiRead(fd_in, chunk_of_data, MOVEDATA_PRECISION);
if (read_in < 0)
{
LogMsg("mv: Could not write all %d bytes to %s - only wrote %d: %s", MOVEDATA_PRECISION, fileNameOut, read_in, GetErrNoString(read_in));
FiClose(fd_in);
FiClose(fd_out);
return;
}

FiWrite(fd_out, chunk_of_data, read_in);

LogMsgNoCr("\rProgress: %d/%d", i, sz);
}

// write the last few bytes
int last_x_block_size = (sz % MOVEDATA_PRECISION);
for (int i = 0; i < last_x_block_size; i++)
{
int read_in = FiRead(fd_in, chunk_of_data, 1);
if (read_in < 0)
{
LogMsg("mv: Could not write 1 byte to %s - only wrote %d: %s", fileNameOut, read_in, GetErrNoString((int)read_in));
FiClose(fd_in);
FiClose(fd_out);
return;
}

FiWrite(fd_out, chunk_of_data, read_in);

LogMsgNoCr("\rProgress: %d/%d", i, sz);
}

LogMsg("");

FiClose(fd_out);
FiClose(fd_in);
int io = FiUnlinkFile (fileNameIn);
if (io < 0)
{
LogMsg("mv: couldn't remove %s: %s", fileNameOut, GetErrNoString(io));
return;
}
}
}
else if (strcmp (token, "ls") == 0)
{
enum
Expand Down