From: František Dvořák <valtri@civ.zcu.cz>
Date: Tue, 22 Dec 2009 16:18:26 +0000 (+0000)
Subject: DB module interface header file to branch yet.
X-Git-Tag: glite-lb-state-machine_R_1_0_1_1~7
X-Git-Url: http://scientific.zcu.cz/git/?a=commitdiff_plain;h=1a9b3e61829f08cd93a6868e309a30b473aa4f27;p=jra1mw.git

DB module interface header file to branch yet.
---

diff --git a/org.glite.lbjp-common.db/interface/db-int.h b/org.glite.lbjp-common.db/interface/db-int.h
new file mode 100644
index 0000000..7a86c84
--- /dev/null
+++ b/org.glite.lbjp-common.db/interface/db-int.h
@@ -0,0 +1,60 @@
+#ifdef WIN32
+#define asprintf(STR, FMT...) trio_asprintf((STR), ##FMT)
+#define vasprintf(STR, FMT, VARGS) trio_asprintf((STR), (FMT), (VARGS))
+#define strcasestr(H,N) strstr((H), (N))
+#endif
+
+#define dprintf(CTX, FMT...) if ((CTX)->caps & GLITE_LBU_DB_CAP_ERRORS) fprintf(stderr, ##FMT)
+
+struct glite_lbu_DBContext_s {
+	int backend;
+	struct {
+		int code;
+		char *desc;
+	} err;
+	int caps;
+};
+typedef struct glite_lbu_DBContext_s glite_lbu_DBContext_t;
+
+struct glite_lbu_Statement_s {
+	glite_lbu_DBContext ctx;
+};
+typedef struct glite_lbu_Statement_s glite_lbu_Statement_t;
+
+
+
+typedef struct {
+	int backend;
+
+	int (*initContext)(glite_lbu_DBContext *ctx);
+	void (*freeContext)(glite_lbu_DBContext ctx);
+	int (*connect)(glite_lbu_DBContext ctx, const char *cs);
+	void (*close)(glite_lbu_DBContext ctx);
+	int (*queryCaps)(glite_lbu_DBContext ctx);
+	void (*setCaps)(glite_lbu_DBContext ctx, int caps);
+
+	int (*transaction)(glite_lbu_DBContext ctx);
+	int (*commit)(glite_lbu_DBContext ctx);
+	int (*rollback)(glite_lbu_DBContext ctx);
+
+	int (*fetchRow)(glite_lbu_Statement stmt, unsigned int n, unsigned long *lengths, char **results);
+	void (*freeStmt)(glite_lbu_Statement *stmt);
+
+	int (*queryIndices)(glite_lbu_DBContext ctx, const char *table, char ***key_names, char ****column_names);
+	int (*execSQL)(glite_lbu_DBContext ctx, const char *cmd, glite_lbu_Statement *stmt);
+	int (*queryColumns)(glite_lbu_Statement stmt_gen, char **cols);
+
+	int (*prepareStmt)(glite_lbu_DBContext ctx, const char *sql, glite_lbu_Statement *stmt);
+	int (*execPreparedStmt_v)(glite_lbu_Statement stmt, int n, va_list ap);
+	long int (*lastid)(glite_lbu_Statement stmt);
+
+	void (*timeToDB)(time_t, char **str);
+	void (*timestampToDB)(double t, char **str);
+	time_t (*DBToTime)(const char *str);
+	double (*DBToTimestamp)(const char *str);
+} glite_lbu_DBBackend_t;
+
+int glite_lbu_DBSetError(glite_lbu_DBContext ctx, int code, const char *func, int line, const char *desc, ...);
+
+void glite_lbu_TimeToStrGeneric(time_t t, char **str, const char *amp);
+void glite_lbu_TimestampToStrGeneric(double t, char **str, const char *amp);