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Enhance application name conversion in convert.c to support UTF-16LE encoding

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This commit is contained in:
Natalia Portillo
2025-10-09 00:52:16 +01:00
parent 71bc311140
commit 802048b957
1 changed files with 50 additions and 9 deletions
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59
tool/convert.c
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@@ -23,6 +23,8 @@
#include <stdlib.h>
#include <aaruformat.h>
#include <unicode/ucnv.h>
#include <unicode/ustring.h>
#include "aaruformattool.h"
@@ -49,19 +51,58 @@ int convert(const char *input_path, const char *output_path)
total_sectors = input_ctx->imageInfo.Sectors;
sector_size = input_ctx->imageInfo.SectorSize;
printf("Input image has %llu sectors of %u bytes each.\n", (unsigned long long)total_sectors, sector_size);
printf("Input image has %llu sectors of %u bytes each.\n", total_sectors, sector_size);
// Convert application name from UTF-8 to UTF-16LE using libicu
const char *app_name_utf8 = "aaruformattool";
size_t app_name_utf8_len = strlen(app_name_utf8);
UErrorCode status = U_ZERO_ERROR;
int32_t app_name_utf16_len = 0;
// Get required length for UTF-16
u_strFromUTF8(NULL, 0, &app_name_utf16_len, app_name_utf8, (int32_t)app_name_utf8_len, &status);
status = U_ZERO_ERROR;
UChar *app_name_utf16 = (UChar *)malloc((app_name_utf16_len + 1) * sizeof(UChar));
if(app_name_utf16 == NULL)
{
printf("Error allocating memory for UTF-16 application name.\n");
aaruf_close(input_ctx);
return AARUF_ERROR_NOT_ENOUGH_MEMORY;
}
u_strFromUTF8(app_name_utf16, app_name_utf16_len + 1, NULL, app_name_utf8, (int32_t)app_name_utf8_len, &status);
if(U_FAILURE(status))
{
printf("Error converting application name to UTF-16LE: %d\n", status);
free(app_name_utf16);
aaruf_close(input_ctx);
return status;
}
// Convert UChar (UTF-16, host endian) to raw UTF-16LE bytes
uint8_t *app_name_utf16le = (uint8_t *)malloc(app_name_utf16_len * 2);
if(app_name_utf16le == NULL)
{
printf("Error allocating memory for UTF-16LE application name.\n");
free(app_name_utf16);
aaruf_close(input_ctx);
return AARUF_ERROR_NOT_ENOUGH_MEMORY;
}
for(int32_t i = 0; i < app_name_utf16_len; i++)
{
app_name_utf16le[i * 2] = (uint8_t)(app_name_utf16[i] & 0xFF);
app_name_utf16le[i * 2 + 1] = (uint8_t)((app_name_utf16[i] >> 8) & 0xFF);
}
free(app_name_utf16);
// Create output image
output_ctx = aaruf_create(output_path, input_ctx->imageInfo.MediaType, sector_size, total_sectors,
0, // negative sectors
0, // overflow sectors
NULL, // options
(const uint8_t *)"aaruformattool",
14, // application name length
1, // major version
0, // minor version
false
);
app_name_utf16le,
app_name_utf16_len * 2, // application name length in bytes
1, // major version
0, // minor version
false);
free(app_name_utf16le);
if(output_ctx == NULL)
{
@@ -88,8 +129,8 @@ int convert(const char *input_path, const char *output_path)
// Show progress every 1000 sectors
if(sector % 1000 == 0 || sector == total_sectors - 1)
{
printf("\rProgress: %llu/%llu sectors (%.1f%%)", (unsigned long long)sector + 1,
(unsigned long long)total_sectors, (double)(sector + 1) / total_sectors * 100.0);
printf("\rProgress: %llu/%llu sectors (%.1f%%)", sector + 1, total_sectors,
(double)(sector + 1) / total_sectors * 100.0);
fflush(stdout);
}