714d732745
* variable cluster size, label info functions for targets * app record * init, mount, get label, get sn, get space * enable exfat * more stack for the stack god * remove c app and add cpp app * remove MULTI_PARTITION * fix 4gb bug * update app to new template lib, add animated waiting * tiny buffer configuration * write speed benchmark * fnv1a hash library * make DEFAULT_STACK_SIZE and MAX_TASK_COUNT defined per target * fully functional sd card app * build sd test app to release firmware * cpp, not c * light up red led if error * flags for c++ * linking with g++ * suppres snprintf warning * move format work area to heap Co-authored-by: coreglitch <mail@s3f.ru>
39 lines
749 B
C
39 lines
749 B
C
#pragma once
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define FNV_1A_INIT 2166136261UL
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// FNV-1a hash, 32-bit
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uint32_t fnv1a_buffer_hash(const uint8_t* buffer, uint32_t length, uint32_t hash);
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#ifdef __cplusplus
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}
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#endif
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#ifdef __cplusplus
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// constexpr FNV-1a hash for strings, 32-bit
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inline constexpr uint32_t fnv1a_string_hash(const char* str) {
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uint32_t hash = FNV_1A_INIT;
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while(*str) {
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hash = (hash ^ *str) * 16777619ULL;
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str += 1;
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}
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return hash;
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}
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#else
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// FNV-1a hash for strings, 32-bit
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inline uint32_t fnv1a_string_hash(const char* str) {
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uint32_t hash = FNV_1A_INIT;
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while(*str) {
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hash = (hash ^ *str) * 16777619ULL;
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str += 1;
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}
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return hash;
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}
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#endif |