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81 lines
1.5 KiB
C
81 lines
1.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include "vlnk.h"
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int ventoy_create_vlnk(uint32_t disksig, uint64_t partoffset, const char *path, ventoy_vlnk *vlnk)
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{
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uint32_t crc;
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ventoy_guid guid = VENTOY_GUID;
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memcpy(&(vlnk->guid), &guid, sizeof(ventoy_guid));
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vlnk->disk_signature = disksig;
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vlnk->part_offset = partoffset;
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#ifdef WIN32
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strcpy_s(vlnk->filepath, sizeof(vlnk->filepath) - 1, path);
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#else
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strncpy(vlnk->filepath, path, sizeof(vlnk->filepath) - 1);
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#endif
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crc = ventoy_getcrc32c(0, vlnk, sizeof(ventoy_vlnk));
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vlnk->crc32 = crc;
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return 0;
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}
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int CheckVlnkData(ventoy_vlnk *vlnk)
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{
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uint32_t readcrc, calccrc;
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ventoy_guid guid = VENTOY_GUID;
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if (memcmp(&vlnk->guid, &guid, sizeof(guid)))
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{
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return 0;
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}
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readcrc = vlnk->crc32;
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vlnk->crc32 = 0;
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calccrc = ventoy_getcrc32c(0, vlnk, sizeof(ventoy_vlnk));
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if (readcrc != calccrc)
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{
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return 0;
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}
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return 1;
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}
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int IsSupportedImgSuffix(char *suffix)
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{
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int i = 0;
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const char *suffixs[] =
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{
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".iso", ".img", ".wim", ".efi", ".vhd", ".vhdx", ".dat", ".vtoy", NULL
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};
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if (!suffix)
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{
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return 0;
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}
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while (suffixs[i])
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{
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#ifdef WIN32
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if (_stricmp(suffixs[i], suffix) == 0)
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#else
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if (strcasecmp(suffixs[i], suffix) == 0)
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#endif
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{
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return 1;
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}
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i++;
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}
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return 0;
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}
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