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added functions for parsing int16->blob and vice versa

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This commit is contained in:
kamilprzyb
2020-09-15 00:16:31 +02:00
parent 293cd5d32f
commit b35f1a48c0
2 changed files with 20 additions and 1 deletions
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19
src/Database.cpp
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@@ -542,6 +542,13 @@ void Database::appendBlob(std::vector<char>* blob, int32_t input) {
}
}
void Database::appendBlob(std::vector<char>* blob, int16_t input) {
for (int i = 0; i < 2; i++) {
char toadd = (input >> (8 * (1 - i)));
blob->push_back(toadd);
}
}
int64_t Database::blobToInt64(std::vector<char>::iterator it) {
int64_t result = 0;
for (int i = 0; i < 8; i++) {
@@ -552,7 +559,7 @@ int64_t Database::blobToInt64(std::vector<char>::iterator it) {
return result;
}
int32_t blobToInt32(std::vector<char>::iterator it) {
int32_t Database::blobToInt32(std::vector<char>::iterator it) {
int32_t result = 0;
for (int i = 0; i < 4; i++) {
int32_t toAdd = ((int32_t)*it << (8 * (3 - i)));
@@ -562,4 +569,14 @@ int32_t blobToInt32(std::vector<char>::iterator it) {
return result;
}
int16_t Database::blobToInt16(std::vector<char>::iterator it) {
int16_t result = 0;
for (int i = 0; i < 2; i++) {
int16_t toAdd = ((int16_t)*it << (8 * (1 - i)));
result += toAdd;
it++;
}
return result;
}
#pragma endregion parsingBlobs

2
src/Database.hpp
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@@ -114,6 +114,8 @@ namespace Database {
//parsing blobs
void appendBlob(std::vector<char>*blob, int64_t input);
void appendBlob(std::vector<char>* blob, int32_t input);
void appendBlob(std::vector<char>* blob, int16_t input);
int64_t blobToInt64(std::vector<char>::iterator it);
int32_t blobToInt32(std::vector<char>::iterator it);
int16_t blobToInt16(std::vector<char>::iterator it);
}