// EmbedFile.cpp : This file contains the 'main' function. Program execution begins and ends there.// #include "pch.h" FILE* open_or_exit(const char* fname, const char* mode){    FILE* f;    errno_t err;        if ((err = fopen_s(&f, fname, mode)) != 0) {        perror(fname);        exit(EXIT_FAILURE);    }     return f;} void write_byte(FILE* out, int32_t& chars, bool& first, unsigned char value){    if (chars++ % 10 == 0)    {        if (!first)            fprintf(out, ",");         fprintf(out, "\n    ");    }    else    {        fprintf(out, ", ");    }     fprintf(out, "0x%02X", value);    first = false;} int main(int argc, char** argv){    if (argc < 3) {        fprintf(stderr, "USAGE: %s {sym} {rsrc} [{namespace}] [addnull]\n\n"            "  Creates {sym}.cpp from the contents of {rsrc}\n",            argv[0]);        return EXIT_FAILURE;    }     const char* sym = argv[1];    FILE* in = open_or_exit(argv[2], "r");    char empty[1] = "";    const char* prefix = "";    bool addNullByte = false;     if (argc > 3)        prefix = argv[3];     if (argc > 4)        addNullByte = _strcmpi(argv[4], "addnull") == 0;     char symfile[256];    snprintf(symfile, sizeof(symfile), "%s.h", sym);    FILE* out = open_or_exit(symfile,"w");     char symdirective[256];    const char* s = sym;    char* d = symdirective;     while (*s) {        if (isupper(*s))            *d++ = '_';        *d++ = toupper(*s++);    }     *d = '\0';     char now[256];    time_t rawtime;    struct tm timeinfo {};    time(&rawtime);    localtime_s(&timeinfo, &rawtime);    asctime_s(now, 256, &timeinfo);     fprintf(out, "// Auto-generated on %s", now);    fprintf(out, "// EmbedFile.exe %s %s %s%s\n\n", sym, argv[2], prefix, addNullByte ? " addnull" : "");    fprintf(out, "#ifndef %s\n", symdirective);    fprintf(out, "#define %s\n\n", symdirective);    fprintf(out, "#include <cstdint>\n\n");     if (strlen(prefix) > 0)    {        char source[256];        strcpy_s(source, 256, prefix);         char* next_token;        char* token = strtok_s(source, "::", &next_token);        int32_t count = 0;         while (token) {            if (count++ > 0)                fprintf(out, " {\n");             fprintf(out, "namespace %s", token);            token = strtok_s(nullptr, "::", &next_token);        }         fprintf(out, "\n{\n");        fprintf(out, "    const extern uint8_t %s[];\n", sym);        fprintf(out, "    const extern uint32_t %sLength;\n", sym);         for (int32_t i = 0; i < count; i++)            fprintf(out, "}");    }    else    {        fprintf(out, "const extern uint8_t %s[];\n", sym);        fprintf(out, "const extern uint32_t %sLength;", sym);    }     fprintf(out, "\n\n#endif\n");    fclose(out);     snprintf(symfile, sizeof(symfile), "%s.cpp", sym);    out = open_or_exit(symfile,"w");     fprintf(out, "// Auto-generated on %s", now);    fprintf(out, "// EmbedFile.exe %s %s %s%s\n\n", sym, argv[2], prefix, addNullByte ? " addnull" : "");    fprintf(out, "#include \"%s.h\"\n\n", sym);    fprintf(out, "const uint8_t %s%s[] = {", prefix, sym);     unsigned char buf[256];    size_t nread = 0;    int32_t chars = 0;    bool first = true;     do    {        nread = fread(buf, 1, sizeof(buf), in);        size_t i;                for (i = 0; i < nread; i++)            write_byte(out, chars, first, buf[i]);    }    while (nread > 0);     // Write NULL as last character, if requested    if (addNullByte)        write_byte(out, chars, first, '\0');        fprintf(out, "\n};\n\n");    fprintf(out, "const uint32_t %s%sLength = sizeof(%s%s);\n", prefix, sym, prefix, sym);     fclose(in);    fclose(out);     return EXIT_SUCCESS;}