Differences From Artifact [fdbf11d0e3]:
- File
kitdll/buildsrc/kitdll-0.0/vfs_kitdll_data.c
— part of check-in
[424322801f]
at
2010-09-26 04:51:16
on branch trunk
— Got KitDLL storage into workable state
Renamed some files for consistency
Added basic Makefile (user: rkeene, size: 5837) [annotate] [blame] [check-ins using]
To Artifact [7be7436122]:
- File
kitdll/buildsrc/kitdll-0.0/vfs_kitdll_data.c
— part of check-in
[a85a20ac7a]
at
2010-09-26 04:51:22
on branch trunk
— Implemented vfs::kitdll::data::getData
Fixed references to Tcl_SetResult() to use TCL_STATIC as freeProc (user: rkeene, size: 7387) [annotate] [blame] [check-ins using]
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struct kitdll_data *finfo = NULL;
Tcl_Obj *ret_list, *ret_list_items[20];
unsigned long num_children;
const char *hashkey;
const char *file;
if (objc != 3) {
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struct kitdll_data *finfo = NULL;
Tcl_Obj *ret_list, *ret_list_items[20];
unsigned long num_children;
const char *hashkey;
const char *file;
if (objc != 3) {
Tcl_SetResult(interp, "wrong # args: should be \"getMetadata hashKey fileName\"", TCL_STATIC);
return(TCL_ERROR);
}
hashkey = Tcl_GetString(objv[1]);
file = Tcl_GetString(objv[2]);
cmd_getData = getCmdData(hashkey);
cmd_getChildren = getCmdChildren(hashkey);
if (cmd_getData == NULL || cmd_getChildren == NULL) {
Tcl_SetResult(interp, "No such hashkey", TCL_STATIC);
return(TCL_ERROR);
}
finfo = cmd_getData(file, 0);
if (finfo == NULL) {
Tcl_SetResult(interp, "No such file or directory", TCL_STATIC);
return(TCL_ERROR);
}
/* Values that can be derived from "finfo" */
ret_list_items[0] = Tcl_NewStringObj("type", 4);
ret_list_items[2] = Tcl_NewStringObj("mode", 4);
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Tcl_SetObjResult(interp, ret_list);
return(TCL_OK);
}
static int getData(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
if (objc < 3 || objc > 5) {
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Tcl_SetObjResult(interp, ret_list);
return(TCL_OK);
}
static int getData(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
struct kitdll_data *finfo = NULL;
cmd_getData_t *cmd_getData;
const char *hashkey;
const char *file;
const char *end_str;
Tcl_Obj *ret_str;
long start = 0;
long end = -1;
int tclGetLFO_ret;
if (objc < 3 || objc > 5) {
Tcl_SetResult(interp, "wrong # args: should be \"getData hashKey fileName ?start? ?end?\"", TCL_STATIC);
return(TCL_ERROR);
}
hashkey = Tcl_GetString(objv[1]);
file = Tcl_GetString(objv[2]);
if (objc > 3) {
tclGetLFO_ret = Tcl_GetLongFromObj(interp, objv[3], &start);
if (tclGetLFO_ret != TCL_OK) {
return(tclGetLFO_ret);
}
}
if (objc > 4) {
end_str = Tcl_GetString(objv[4]);
if (strcmp(end_str, "end") == 0) {
end = -1;
} else {
tclGetLFO_ret = Tcl_GetLongFromObj(interp, objv[4], &end);
if (tclGetLFO_ret != TCL_OK) {
return(tclGetLFO_ret);
}
}
}
cmd_getData = getCmdData(hashkey);
if (cmd_getData == NULL) {
Tcl_SetResult(interp, "No such hashkey", TCL_STATIC);
return(TCL_ERROR);
}
finfo = cmd_getData(file, 0);
if (finfo == NULL) {
Tcl_SetResult(interp, "No such file or directory", TCL_STATIC);
return(TCL_ERROR);
}
if (finfo->type != KITDLL_FILETYPE_FILE) {
Tcl_SetResult(interp, "Not a file", TCL_STATIC);
return(TCL_ERROR);
}
if (end == -1) {
end = finfo->size;
}
if (end > finfo->size) {
end = finfo->size;
}
if (start < 0) {
start = 0;
}
if (end < 0) {
end = 0;
}
if (end < start) {
Tcl_SetResult(interp, "Invalid arguments, start must be less than end", TCL_STATIC);
return(TCL_ERROR);
}
ret_str = Tcl_NewStringObj((const char *) finfo->data + start, (end - start));
Tcl_SetObjResult(interp, ret_str);
return(TCL_OK);
}
static int getChildren(ClientData cd, Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[]) {
struct kitdll_data *finfo = NULL;
cmd_getChildren_t *cmd_getChildren;
cmd_getData_t *cmd_getData;
unsigned long num_children, idx;
unsigned long *children;
const char *hashkey;
const char *file;
const char *child;
Tcl_Obj *ret_list, *ret_curr_obj;
if (objc != 3) {
Tcl_SetResult(interp, "wrong # args: should be \"getChildren hashKey fileName\"", TCL_STATIC);
return(TCL_ERROR);
}
hashkey = Tcl_GetString(objv[1]);
file = Tcl_GetString(objv[2]);
cmd_getData = getCmdData(hashkey);
cmd_getChildren = getCmdChildren(hashkey);
if (cmd_getData == NULL || cmd_getChildren == NULL) {
Tcl_SetResult(interp, "No such hashkey", TCL_STATIC);
return(TCL_ERROR);
}
finfo = cmd_getData(file, 0);
if (finfo == NULL) {
Tcl_SetResult(interp, "No such file or directory", TCL_STATIC);
return(TCL_ERROR);
}
if (finfo->type != KITDLL_FILETYPE_DIR) {
Tcl_SetResult(interp, "Not a directory", TCL_STATIC);
return(TCL_ERROR);
}
num_children = cmd_getChildren(file, NULL, 0);
if (num_children == 0) {
/* Return immediately if there are no children */
Tcl_SetResult(interp, "", TCL_STATIC);
return(TCL_OK);
}
ret_list = Tcl_NewObj();
if (ret_list == NULL) {
Tcl_SetResult(interp, "Failed to allocate new object", TCL_STATIC);
return(TCL_ERROR);
}
children = malloc(sizeof(*children) * num_children);
num_children = cmd_getChildren(file, children, num_children);
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