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Port: uhex (RO)

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xamidev
2024-09-23 17:39:39 +02:00
parent 68a4be55ce
commit 1085222d98
5 changed files with 26 additions and 9 deletions
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26
src/utils/uhex.c
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@@ -7,12 +7,19 @@
// and now by being here it is even worse because it is RO and will have
// hardcoded stuff in it (no ioctl, STDOUT, or other stuff here...)
/*
#define BYTES 1024
#define round(x) (int)(x < 0 ? (x -0.5) : x + 0.5)
// WIP: pushed but not done yet
#include "../libc/stdio.h"
#include "../kernel/kmain.h"
#include "../kernel/initrd.h"
#include "../libc/string.h"
#include "../kernel/kheap.h"
int isprint(int c)
{
return (c >= 32 && c <= 126);
}
void print_hex(unsigned char* buf, int byteno, int pos, int BYTES_PER_LINE)
{
@@ -34,7 +41,7 @@ void print_hex(unsigned char* buf, int byteno, int pos, int BYTES_PER_LINE)
if (pos == 0) printf("%06d: ", i);
else printf("%06d: ", pos);
}
printf("%2x", buf[i]);
printf("%2x ", buf[i]);
}
int padding = BYTES_PER_LINE - (byteno % BYTES_PER_LINE);
@@ -59,14 +66,17 @@ void program_uhex(int argc, char* argv[])
{
if (argc < 2)
{
printf("Usage: uhex <file>\nInline commands:\n\tpX - print position X\n\teX - edit position X\n\tq - quit\n");
puts("Usage: uhex <file>\n");
return;
}
int BYTES_PER_LINE = 20;
//unsigned char buf[BYTES]; // malloc with file_size next?
uint32_t file_size = tar_get_file_size((uint8_t*)initrd_addr, argv[1]);
unsigned char* buf = (unsigned char*)malloc(file_size);
tar_file_to_buffer((uint8_t*)initrd_addr, argv[1], (char*)buf);
print_hex(buf, file_size, 0, BYTES_PER_LINE);
free(buf);
}
*/