diff options
Diffstat (limited to 'src/postgresql.cpp')
-rw-r--r-- | src/postgresql.cpp | 34 |
1 files changed, 12 insertions, 22 deletions
diff --git a/src/postgresql.cpp b/src/postgresql.cpp index 6b54e29..7e194c6 100644 --- a/src/postgresql.cpp +++ b/src/postgresql.cpp @@ -20,13 +20,13 @@ */ #include <plugin.h> +#include "tools.h" #include <iostream> #include "libpq-fe.h" #include "connection.h" #include "postgresql.h" - void PostgresConnection::Init(csnd::Csound* csound, LoginData* login) { char connectionString[256]; @@ -62,9 +62,11 @@ MYFLT PostgresConnection::Scalar(char* sql, int row, int col) { int cols = PQnfields(result); if (row > rows - 1) { + PQclear(result); throw std::runtime_error("row number out of range"); } if (col > cols - 1) { + PQclear(result); throw std::runtime_error("column number out of range"); } @@ -73,52 +75,40 @@ MYFLT PostgresConnection::Scalar(char* sql, int row, int col) { return value; } -char* PostgresConnection::ScalarString(char* sql, int row, int col) { +char* PostgresConnection::ScalarString(char* sql, csnd::Csound* csound, int row, int col) { PGresult* result = Query(sql); int rows = PQntuples(result); int cols = PQnfields(result); if (row > rows - 1) { + PQclear(result); throw std::runtime_error("row number out of range"); } if (col > cols -1) { + PQclear(result); throw std::runtime_error("column number out of range"); } - char* value = (char*) PQgetvalue(result, row, col); + char* value = csound->strdup(PQgetvalue(result, row, col)); PQclear(result); return value; - } void PostgresConnection::ToArray(PGresult* result, csnd::Csound* csound, ARRAYDAT* array, bool asString) { int rows = PQntuples(result); int cols = PQnfields(result); - int totalResults = rows * cols; - array->sizes = (int32_t*) csound->calloc(sizeof(int32_t) * 2); - array->sizes[0] = rows; - array->sizes[1] = cols; - array->dimensions = 2; - CS_VARIABLE *var = array->arrayType->createVariable(csound, NULL); - array->arrayMemberSize = var->memBlockSize; - array->data = (MYFLT*) csound->calloc(var->memBlockSize * totalResults); - STRINGDAT* strings; - if (asString) { - strings = (STRINGDAT*) array->data; - } + STRINGDAT* strings = arrayInit(csound, array, rows, cols); int index = 0; - for (int rowNum = 0; rowNum < rows; ++rowNum) { - for (int colNum = 0; colNum < cols; ++colNum) { + for (int rowIndex = 0; rowIndex < rows; ++rowIndex) { + for (int colIndex = 0; colIndex < cols; ++colIndex) { if (asString) { - char* item = (char*) PQgetvalue(result, rowNum, colNum); - strings[index].size = strlen(item) + 1; - strings[index].data = csound->strdup(item); + insertArrayStringItem(csound, strings, index, (char*) PQgetvalue(result, rowIndex, colIndex)); } else { - array->data[index] = (MYFLT) atof(PQgetvalue(result, rowNum, colNum)); + array->data[index] = (MYFLT) atof(PQgetvalue(result, rowIndex, colIndex)); } index++; } |