From 6894dca64c04936d07048c0e8cbf7e25858548c3 Mon Sep 17 00:00:00 2001
From: lloyd <lloyd@randombit.net>
Date: Fri, 10 Jan 2014 03:41:59 +0000
Subject: Move lib into src

---
 src/lib/utils/sqlite3/sqlite3.cpp | 137 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 src/lib/utils/sqlite3/sqlite3.cpp

(limited to 'src/lib/utils/sqlite3/sqlite3.cpp')

diff --git a/src/lib/utils/sqlite3/sqlite3.cpp b/src/lib/utils/sqlite3/sqlite3.cpp
new file mode 100644
index 000000000..7f6626759
--- /dev/null
+++ b/src/lib/utils/sqlite3/sqlite3.cpp
@@ -0,0 +1,137 @@
+/*
+* SQLite wrapper
+* (C) 2012 Jack Lloyd
+*
+* Released under the terms of the Botan license
+*/
+
+#include <botan/internal/sqlite3.h>
+#include <stdexcept>
+#include <sqlite3.h>
+
+namespace Botan {
+
+sqlite3_database::sqlite3_database(const std::string& db_filename)
+   {
+   int rc = ::sqlite3_open(db_filename.c_str(), &m_db);
+
+   if(rc)
+      {
+      const std::string err_msg = ::sqlite3_errmsg(m_db);
+      ::sqlite3_close(m_db);
+      m_db = nullptr;
+      throw std::runtime_error("sqlite3_open failed - " + err_msg);
+      }
+   }
+
+sqlite3_database::~sqlite3_database()
+   {
+   if(m_db)
+      ::sqlite3_close(m_db);
+   m_db = nullptr;
+   }
+
+size_t sqlite3_database::row_count(const std::string& table_name)
+   {
+   sqlite3_statement stmt(this, "select count(*) from " + table_name);
+
+   if(stmt.step())
+      return stmt.get_size_t(0);
+   else
+      throw std::runtime_error("Querying size of table " + table_name + " failed");
+   }
+
+void sqlite3_database::create_table(const std::string& table_schema)
+   {
+   char* errmsg = nullptr;
+   int rc = ::sqlite3_exec(m_db, table_schema.c_str(), nullptr, nullptr, &errmsg);
+
+   if(rc != SQLITE_OK)
+      {
+      const std::string err_msg = errmsg;
+      ::sqlite3_free(errmsg);
+      ::sqlite3_close(m_db);
+      m_db = nullptr;
+      throw std::runtime_error("sqlite3_exec for table failed - " + err_msg);
+      }
+   }
+
+
+sqlite3_statement::sqlite3_statement(sqlite3_database* db, const std::string& base_sql)
+   {
+   int rc = ::sqlite3_prepare_v2(db->m_db, base_sql.c_str(), -1, &m_stmt, nullptr);
+
+   if(rc != SQLITE_OK)
+      throw std::runtime_error("sqlite3_prepare failed " + base_sql +
+                               ", code " + std::to_string(rc));
+   }
+
+void sqlite3_statement::bind(int column, const std::string& val)
+   {
+   int rc = ::sqlite3_bind_text(m_stmt, column, val.c_str(), -1, SQLITE_TRANSIENT);
+   if(rc != SQLITE_OK)
+      throw std::runtime_error("sqlite3_bind_text failed, code " + std::to_string(rc));
+   }
+
+void sqlite3_statement::bind(int column, int val)
+   {
+   int rc = ::sqlite3_bind_int(m_stmt, column, val);
+   if(rc != SQLITE_OK)
+      throw std::runtime_error("sqlite3_bind_int failed, code " + std::to_string(rc));
+   }
+
+void sqlite3_statement::bind(int column, std::chrono::system_clock::time_point time)
+   {
+   const int timeval = std::chrono::duration_cast<std::chrono::seconds>(time.time_since_epoch()).count();
+   bind(column, timeval);
+   }
+
+void sqlite3_statement::bind(int column, const std::vector<byte>& val)
+   {
+   int rc = ::sqlite3_bind_blob(m_stmt, column, &val[0], val.size(), SQLITE_TRANSIENT);
+   if(rc != SQLITE_OK)
+      throw std::runtime_error("sqlite3_bind_text failed, code " + std::to_string(rc));
+   }
+
+std::pair<const byte*, size_t> sqlite3_statement::get_blob(int column)
+   {
+   BOTAN_ASSERT(::sqlite3_column_type(m_stmt, 0) == SQLITE_BLOB,
+                "Return value is a blob");
+
+   const void* session_blob = ::sqlite3_column_blob(m_stmt, column);
+   const int session_blob_size = ::sqlite3_column_bytes(m_stmt, column);
+
+   BOTAN_ASSERT(session_blob_size >= 0, "Blob size is non-negative");
+
+   return std::make_pair(static_cast<const byte*>(session_blob),
+                         static_cast<size_t>(session_blob_size));
+   }
+
+size_t sqlite3_statement::get_size_t(int column)
+   {
+   BOTAN_ASSERT(::sqlite3_column_type(m_stmt, column) == SQLITE_INTEGER,
+                "Return count is an integer");
+
+   const int sessions_int = ::sqlite3_column_int(m_stmt, column);
+
+   BOTAN_ASSERT(sessions_int >= 0, "Expected size_t is non-negative");
+
+   return static_cast<size_t>(sessions_int);
+   }
+
+void sqlite3_statement::spin()
+   {
+   while(step()) {}
+   }
+
+bool sqlite3_statement::step()
+   {
+   return (::sqlite3_step(m_stmt) == SQLITE_ROW);
+   }
+
+sqlite3_statement::~sqlite3_statement()
+   {
+   ::sqlite3_finalize(m_stmt);
+   }
+
+}
-- 
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