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51 lines
1.7 KiB
51 lines
1.7 KiB
#include <cmath> |
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#include <stdint.h> |
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#include <string> |
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#include <algorithm> |
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#include "cryptonote_basic/cryptonote_basic.h" |
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#include "cryptonote_basic/cryptonote_format_utils.h" |
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#include "cryptonote_basic/blobdatatype.h" |
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#include "crypto/crypto.h" |
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#include "crypto/hash.h" |
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#include "common/base58.h" |
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#include "serialization/binary_utils.h" |
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#include "cnutils.h" |
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uint32_t convert_blob(const char *blob, size_t len, char *out) { |
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std::string input = std::string(blob, len); |
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cryptonote::blobdata output = ""; |
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cryptonote::block b = AUTO_VAL_INIT(b); |
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if (!cryptonote::parse_and_validate_block_from_blob(input, b)) { |
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return 0; |
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} |
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output = cryptonote::get_block_hashing_blob(b); |
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output.copy(out, output.length(), 0); |
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return output.length(); |
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} |
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bool validate_address(const char *addr, size_t len) { |
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std::string input = std::string(addr, len); |
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std::string output = ""; |
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uint64_t prefix; |
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return tools::base58::decode_addr(addr, prefix, output); |
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} |
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//------------------------------------------------------------------------------------------------------------------------------ |
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// equivalent of strstr, but with arbitrary bytes (ie, NULs) |
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// This does not differentiate between "not found" and "found at offset 0" |
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uint64_t slow_memmem(const void* start_buff, size_t buflen,const void* pat,size_t patlen) |
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{ |
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const void* buf = start_buff; |
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const void* end=(const char*)buf+buflen; |
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if (patlen > buflen || patlen == 0) return 0; |
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while(buflen>0 && (buf=memchr(buf,((const char*)pat)[0],buflen-patlen+1))) |
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{ |
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if(memcmp(buf,pat,patlen)==0) |
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return (const char*)buf - (const char*)start_buff; |
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buf=(const char*)buf+1; |
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buflen = (const char*)end - (const char*)buf; |
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} |
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return 0; |
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} |