You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

1080 lines
30 KiB

#include <python2.3/Python.h>
#include "dpkg.h"
#define MAKE_PY_LIST(L,S,E,I,V) \
do { \
L = PyList_New(0); \
if (!L) break; \
for (S; E; I) { \
PyObject *EL; \
EL = Py_BuildValue V; \
if (!EL) { \
Py_DECREF(L); \
L = NULL; \
break; \
} \
PyList_Append(L, EL); \
Py_DECREF(EL); \
} \
if (L) PyList_Sort(L); \
} while(0)
/**************************************************************************
* britney.Packages -- dpkg_packages wrapper
*******************************************/
typedef enum { DONTFREE, FREE } dpkgpackages_freeme;
typedef struct {
PyObject_HEAD
dpkg_packages *pkgs;
PyObject *ref; /* object packages are "in" */
dpkgpackages_freeme freeme; /* free pkgs when deallocing? */
} dpkgpackages;
staticforward PyTypeObject Packages_Type;
static PyObject *dpkgpackages_new(dpkg_packages *pkgs,
dpkgpackages_freeme freeme, PyObject *ref)
{
dpkgpackages *res;
res = PyObject_NEW(dpkgpackages, &Packages_Type);
if (res == NULL) return NULL;
res->pkgs = pkgs;
res->ref = ref; Py_INCREF(res->ref);
res->freeme = freeme;
return (PyObject *) res;
}
static void dpkgpackages_dealloc(dpkgpackages *self) {
if (self->freeme == FREE) free_packages(self->pkgs);
Py_XDECREF(self->ref);
self->pkgs = NULL;
self->ref = NULL;
PyMem_DEL(self);
}
static dpkg_collected_package *dpkgpackages_lookuppkg(dpkgpackages *self,
char *pkgname)
{
dpkg_collected_package *cpkg = NULL;
cpkg = lookup_packagetbl(self->pkgs->packages, pkgname);
if (!cpkg) {
PyErr_SetString(PyExc_ValueError, "Not a valid package");
}
return cpkg;
}
static PyObject *dpkgpackages_ispresent(dpkgpackages *self, PyObject *args) {
dpkg_collected_package *cpkg;
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
cpkg = lookup_packagetbl(self->pkgs->packages, pkgname);
return cpkg ? Py_BuildValue("i", 1) : Py_BuildValue("i", 0);
}
static PyObject *dpkgpackages_getversion(dpkgpackages *self, PyObject *args) {
dpkg_collected_package *cpkg;
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
cpkg = lookup_packagetbl(self->pkgs->packages, pkgname);
if (cpkg) return Py_BuildValue("s", cpkg->pkg->version);
else return Py_BuildValue("");
}
static PyObject *dpkgpackages_getsource(dpkgpackages *self, PyObject *args) {
dpkg_collected_package *cpkg;
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
cpkg = lookup_packagetbl(self->pkgs->packages, pkgname);
if (cpkg) return Py_BuildValue("s", cpkg->pkg->source);
else return Py_BuildValue("");
}
static PyObject *dpkgpackages_getsourcever(dpkgpackages *self, PyObject *args) {
dpkg_collected_package *cpkg;
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
cpkg = lookup_packagetbl(self->pkgs->packages, pkgname);
if (cpkg) return Py_BuildValue("s", cpkg->pkg->source_ver);
else return Py_BuildValue("");
}
static PyObject *dpkgpackages_isarchall(dpkgpackages *self, PyObject *args) {
dpkg_collected_package *cpkg;
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
cpkg = lookup_packagetbl(self->pkgs->packages, pkgname);
if (cpkg) return Py_BuildValue("i", cpkg->pkg->arch_all);
else return Py_BuildValue("");
}
static PyObject *dpkgpackages_isntarchall(dpkgpackages *self, PyObject *args) {
dpkg_collected_package *cpkg;
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
cpkg = lookup_packagetbl(self->pkgs->packages, pkgname);
if (cpkg) return Py_BuildValue("i", !cpkg->pkg->arch_all);
else return Py_BuildValue("");
}
static PyObject *dpkgpackages_getfield(dpkgpackages *self, PyObject *args) {
char *field;
char *pkgname;
int i;
dpkg_collected_package *cpkg;
dpkg_paragraph *para;
if (!PyArg_ParseTuple(args, "ss", &pkgname, &field)) return NULL;
cpkg = dpkgpackages_lookuppkg(self, pkgname);
if (!cpkg) return NULL;
para = cpkg->pkg->details;
for (i = 0; i < para->n_entries; i++) {
if (strcasecmp(para->entry[i].name, field) == 0) {
return Py_BuildValue("s", para->entry[i].value);
}
}
return Py_BuildValue("");
}
static PyObject *dpkgpackages_isinstallable(dpkgpackages *self, PyObject *args)
{
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
if (checkinstallable2(self->pkgs, pkgname)) {
return Py_BuildValue("i", 1);
} else {
return Py_BuildValue("");
}
}
static PyObject *dpkgpackages_isuninstallable(dpkgpackages *self,
PyObject *args)
{
char *pkgname;
if (!PyArg_ParseTuple(args, "s", &pkgname)) return NULL;
if (!checkinstallable2(self->pkgs, pkgname)) {
return Py_BuildValue("i", 1);
} else {
return Py_BuildValue("");
}
}
static PyObject *dpkgpackages_unsatdeps(dpkgpackages *self, PyObject *args) {
/* arguments are:
* testingpkgs[arch].unsatisfiable_deps(unstablepkgs[arch], "netbase", "Depends")
* exciting, huh?
*/
dpkgpackages *pkgpkgs;
char *pkgname, *fieldname;
dpkg_collected_package *cpkg;
int fieldidx;
int buflen = 100;
char *buf = malloc(buflen);
const char *fields[] = { "Pre-Depends", "Depends", "Recommends",
"Suggests", NULL };
satisfieddeplist *unsatdeps, *dl;
PyObject *res = Py_BuildValue("[]");
if (!PyArg_ParseTuple(args, "O!ss", &Packages_Type, &pkgpkgs, &pkgname, &fieldname)) return NULL;
cpkg = lookup_packagetbl(pkgpkgs->pkgs->packages, pkgname);
if (!cpkg) {
PyErr_SetString(PyExc_ValueError, "Not a valid package");
return NULL;
}
for (fieldidx = 0; fields[fieldidx]; fieldidx++) {
if (strcmp(fields[fieldidx], fieldname) == 0) break;
}
if (!fields[fieldidx]) {
PyErr_SetString(PyExc_ValueError, "Not a valid dependency field");
return NULL;
}
unsatdeps = checkunsatisfiabledeps(self->pkgs,
cpkg->pkg->depends[fieldidx]);
for (dl = unsatdeps; dl != NULL; dl = dl->next) {
int len;
packagelist *it;
PyObject *pkglist;
deplist *depl;
dependency *dep;
len = 0;
buf[0] = '\0';
for (depl = dl->value->depl; depl; depl = depl->next) {
dep = depl->value;
len += strlen(dep->package) + 4;
/* 4 = strlen(" | ") + 1 */
if (dep->op != dr_NOOP) {
len += strlen(dep->version) + 6;
/* 6 = strlen(" (>= )") */
}
if (len >= buflen) {
char *newbuf;
newbuf = realloc(buf, len + 100);
if (newbuf == NULL) {
free_satisfieddeplist(unsatdeps);
free(buf);
Py_DECREF(res);
PyErr_SetFromErrno(PyExc_MemoryError);
return NULL;
}
buf = newbuf;
buflen = len + 100;
}
if (buf[0] != '\0') strcat(buf, " | ");
strcat(buf, dep->package);
if (dep->op != dr_NOOP) {
sprintf(buf + strlen(buf), " (%s %s)",
dependency_relation_sym[dep->op],
dep->version);
}
}
MAKE_PY_LIST(pkglist, it = dl->value->pkgs, it, it = it->next,
("s", it->value->package)
);
{
PyObject *depel = Py_BuildValue("(sN)", buf, pkglist);
PyList_Append(res, depel);
Py_DECREF(depel);
}
}
free_satisfieddeplist(unsatdeps);
free(buf);
return res;
}
static PyObject *dpkgpackages_remove_binary(dpkgpackages *self, PyObject *args) {
char *pkg_name;
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "s", &pkg_name))
return NULL;
dpkg_collected_package *cpkg = lookup_packagetbl(self->pkgs->packages, pkg_name);
if (cpkg == NULL) return Py_BuildValue("i", 0);
remove_package(self->pkgs, cpkg);
return Py_BuildValue("i", 1);
}
static PyObject *dpkgpackages_add_binary(dpkgpackages *self, PyObject *args) {
char *pkg_name;
PyObject *value, *pyString;
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "sO", &pkg_name, &value) ||
!PyList_Check(value)) return NULL;
/* initialize the new package */
dpkg_package *pkg;
pkg = block_malloc(sizeof(dpkg_package));
pkg->package = strdup(pkg_name);
pkg->priority = 0;
pkg->details = NULL;
pkg->depends[2] = NULL;
pkg->depends[3] = NULL;
pyString = PyList_GetItem(value, 0);
if (pyString == NULL) return NULL;
pkg->version = PyString_AsString(pyString);
pyString = PyList_GetItem(value, 2);
if (pyString == NULL) return NULL;
pkg->source = PyString_AsString(pyString);
pyString = PyList_GetItem(value, 3);
if (pyString == NULL) return NULL;
pkg->source_ver = PyString_AsString(pyString);
pyString = PyList_GetItem(value, 4);
if (pyString == NULL) return NULL;
pkg->arch_all = (!strcmp(PyString_AsString(pyString), "all") ? 1 : 0);
pyString = PyList_GetItem(value, 5);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->depends[0] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[0] = NULL;
pyString = PyList_GetItem(value, 6);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->depends[1] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[1] = NULL;
pyString = PyList_GetItem(value, 7);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->conflicts = read_dep_and(PyString_AsString(pyString));
} else pkg->conflicts = NULL;
pyString = PyList_GetItem(value, 8);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->provides = read_packagenames(PyString_AsString(pyString));
} else pkg->provides = NULL;
add_package(self->pkgs, pkg);
return Py_BuildValue("i", 1);
}
static PyObject *dpkgpackages_print_providers(dpkgpackages *self, PyObject *args) {
char *pkg_name;
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "s", &pkg_name)) return NULL;
virtualpkg *list;
virtualpkg **where;
list = lookup_virtualpkgtbl(self->pkgs->virtualpkgs, pkg_name);
where = &list;
printf("Virtual package: %s\n", pkg_name);
while (*where != NULL) {
printf(" + provided by: %s\n", (*where)->value.pkg->pkg->package);
where = &(*where)->next;
}
printf("\n");
return Py_BuildValue("i", 1);
}
static PyObject *dpkgpackages_getattr(dpkgpackages *self, char *name) {
static struct PyMethodDef dpkgsources_methods[] = {
{ "is_present", (binaryfunc) dpkgpackages_ispresent,
METH_VARARGS, NULL },
{ "get_version", (binaryfunc) dpkgpackages_getversion,
METH_VARARGS, NULL },
{ "get_source", (binaryfunc) dpkgpackages_getsource,
METH_VARARGS, NULL },
{ "get_sourcever", (binaryfunc) dpkgpackages_getsourcever,
METH_VARARGS, NULL },
{ "is_arch_all", (binaryfunc) dpkgpackages_isarchall,
METH_VARARGS, NULL },
{ "isnt_arch_all", (binaryfunc) dpkgpackages_isntarchall,
METH_VARARGS, NULL },
{ "get_field", (binaryfunc) dpkgpackages_getfield,
METH_VARARGS, NULL },
{ "is_installable", (binaryfunc) dpkgpackages_isinstallable,
METH_VARARGS, NULL },
{ "is_uninstallable", (binaryfunc)dpkgpackages_isuninstallable,
METH_VARARGS, NULL },
{ "unsatisfiable_deps", (binaryfunc) dpkgpackages_unsatdeps,
METH_VARARGS, NULL },
{ "remove_binary", (binaryfunc) dpkgpackages_remove_binary,
METH_VARARGS, NULL },
{ "add_binary", (binaryfunc) dpkgpackages_add_binary,
METH_VARARGS, NULL },
{ "print_providers", (binaryfunc) dpkgpackages_print_providers,
METH_VARARGS, NULL },
{ NULL, NULL, 0, NULL }
};
if (strcmp(name, "packages") == 0) {
PyObject *packages;
packagetbl_iter it;
MAKE_PY_LIST(packages,
it = first_packagetbl(self->pkgs->packages),
!done_packagetbl(it), it = next_packagetbl(it),
("s", it.k)
);
return packages;
}
return Py_FindMethod(dpkgsources_methods, (PyObject *)self, name);
}
static PyTypeObject Packages_Type = {
PyObject_HEAD_INIT(&PyType_Type)
0, /* ob_size (0) */
"Packages", /* type name */
sizeof(dpkgpackages), /* basicsize */
0, /* itemsize (0) */
(destructor) dpkgpackages_dealloc,
(printfunc) 0,
(getattrfunc) dpkgpackages_getattr,
(setattrfunc) 0,
(cmpfunc) 0,
(reprfunc) 0,
0, /* number methods */
0, /* sequence methods */
0, /* mapping methods */
(hashfunc) 0, /* dict[x] ?? */
(ternaryfunc) 0, /* x() */
(reprfunc) 0 /* str(x) */
};
/**************************************************************************
* britney.Sources -- dpkg_sources wrapper
*****************************************/
typedef struct {
PyObject_HEAD
dpkg_sources *srcs;
} dpkgsources;
staticforward PyTypeObject Sources_Type;
static PyObject *dpkgsources_new(PyObject *self, PyObject *args) {
dpkgsources *res = NULL;
char *dir;
PyObject *arches;
char **archesStr = NULL;
int i, count;
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "sO!", &dir, &PyList_Type, &arches)) {
goto end;
}
count = PyList_Size(arches);
if (count <= 0) {
PyErr_SetString(PyExc_TypeError, "No architectures specified");
goto end;
}
archesStr = malloc(sizeof(char *) * count);
if (!archesStr) {
PyErr_SetFromErrno(PyExc_MemoryError);
goto end;
}
for (i = 0; i < count; i++) {
PyObject *arch = PyList_GetItem(arches, i);
if (!PyString_Check(arch)) {
goto end;
}
archesStr[i] = PyString_AsString(arch);
}
res = PyObject_NEW(dpkgsources, &Sources_Type);
if (res == NULL) goto end;
res->srcs = read_directory(dir, count, archesStr);
if (!res->srcs) {
Py_DECREF(res);
res = NULL;
goto end;
}
end:
if (archesStr) free(archesStr);
return (PyObject *) res;
}
static void dpkgsources_dealloc(dpkgsources *self) {
free_sources(self->srcs);
self->srcs = NULL;
PyMem_DEL(self);
}
static PyObject *dpkgsources_packages(dpkgsources *self, PyObject *args)
{
char *arch;
dpkg_packages *pkgs;
if (!PyArg_ParseTuple(args, "s", &arch)) return NULL;
pkgs = get_architecture(self->srcs, arch);
return dpkgpackages_new(pkgs, FREE, (PyObject *) self);
}
static PyObject *dpkgsources_isfake(dpkgsources *self, PyObject *args) {
char *srcname;
dpkg_source *src;
if (!PyArg_ParseTuple(args, "s", &srcname)) return NULL;
src = lookup_sourcetbl(self->srcs->sources, srcname);
if (src) return Py_BuildValue("i", src->fake);
else return Py_BuildValue("");
}
static PyObject *dpkgsources_getversion(dpkgsources *self, PyObject *args) {
char *srcname;
dpkg_source *src;
if (!PyArg_ParseTuple(args, "s", &srcname)) return NULL;
src = lookup_sourcetbl(self->srcs->sources, srcname);
if (src) return Py_BuildValue("s", src->version);
else return Py_BuildValue("");
}
static PyObject *dpkgsources_getfield(dpkgsources *self, PyObject *args) {
char *srcname, *field;
dpkg_source *src;
int i;
dpkg_paragraph *para;
if (!PyArg_ParseTuple(args, "ss", &srcname, &field)) return NULL;
src = lookup_sourcetbl(self->srcs->sources, srcname);
if (!src) {
PyErr_SetString(PyExc_ValueError, "Not a valid source package");
return NULL;
}
para = src->details;
if (para) {
for (i = 0; i < para->n_entries; i++) {
if (strcasecmp(para->entry[i].name, field) == 0) {
return Py_BuildValue("s", para->entry[i].value);
}
}
}
return Py_BuildValue("");
}
static PyObject *dpkgsources_ispresent(dpkgsources *self, PyObject *args) {
char *srcname;
if (!PyArg_ParseTuple(args, "s", &srcname)) return NULL;
if (lookup_sourcetbl(self->srcs->sources, srcname)) {
return Py_BuildValue("i", 1);
} else {
return Py_BuildValue("i", 0);
}
}
static PyObject *dpkgsources_binaries(dpkgsources *self, PyObject *args) {
char *srcname, *arch;
int archnum;
dpkg_source *src;
PyObject *res;
ownedpackagelist *p;
if (!PyArg_ParseTuple(args, "ss", &srcname, &arch)) return NULL;
for (archnum = 0; archnum < self->srcs->n_arches; archnum++) {
if (strcmp(arch, self->srcs->archname[archnum]) == 0) break;
}
if (archnum == self->srcs->n_arches) {
PyErr_SetString(PyExc_ValueError, "Not a valid architecture");
return NULL;
}
src = lookup_sourcetbl(self->srcs->sources, srcname);
if (src == NULL) {
PyErr_SetString(PyExc_ValueError, "Not a valid source package");
return NULL;
}
MAKE_PY_LIST(res, p = src->packages[archnum], p, p = p->next,
("s", p->value->package)
);
return res;
}
static PyObject *dpkgsources_getattr(dpkgsources *self, char *name) {
static struct PyMethodDef dpkgsources_methods[] = {
{ "Packages", (binaryfunc) dpkgsources_packages,
METH_VARARGS, NULL },
{ "is_fake", (binaryfunc) dpkgsources_isfake,
METH_VARARGS, NULL },
{ "get_version", (binaryfunc) dpkgsources_getversion,
METH_VARARGS, NULL },
{ "get_field", (binaryfunc) dpkgsources_getfield,
METH_VARARGS, NULL },
{ "is_present", (binaryfunc) dpkgsources_ispresent,
METH_VARARGS, NULL },
{ "binaries", (binaryfunc) dpkgsources_binaries,
METH_VARARGS, NULL },
{ NULL, NULL, 0, NULL }
};
if (strcmp(name, "arches") == 0) {
PyObject *arches;
int i;
MAKE_PY_LIST(arches, i = 0, i < self->srcs->n_arches, i++,
("s", self->srcs->archname[i])
);
return arches;
} else if (strcmp(name, "sources") == 0) {
PyObject *sources;
sourcetbl_iter it;
MAKE_PY_LIST(sources,
it = first_sourcetbl(self->srcs->sources),
!done_sourcetbl(it), it = next_sourcetbl(it),
("s", it.k)
);
return sources;
}
return Py_FindMethod(dpkgsources_methods, (PyObject *)self, name);
}
static PyTypeObject Sources_Type = {
PyObject_HEAD_INIT(&PyType_Type)
0, /* ob_size (0) */
"Sources", /* type name */
sizeof(dpkgsources), /* basicsize */
0, /* itemsize (0) */
(destructor) dpkgsources_dealloc,
(printfunc) 0,
(getattrfunc) dpkgsources_getattr,
(setattrfunc) 0,
(cmpfunc) 0,
(reprfunc) 0,
0, /* number methods */
0, /* sequence methods */
0, /* mapping methods */
(hashfunc) 0, /* dict[x] ?? */
(ternaryfunc) 0, /* x() */
(reprfunc) 0 /* str(x) */
};
/**************************************************************************
* britney.SourcesNote -- dpkg_sourcesnote wrapper
*************************************************/
typedef struct {
PyObject_HEAD
dpkg_sources_note *srcsn;
PyObject *refs; /* list of referenced dpkgsources */
} dpkgsrcsn;
staticforward PyTypeObject SourcesNote_Type;
static PyObject *dpkgsrcsn_new(PyObject *self, PyObject *args) {
dpkgsrcsn *res = NULL;
PyObject *arches;
char **archesStr = NULL;
int i, count;
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "O!", &PyList_Type, &arches)) {
goto end;
}
count = PyList_Size(arches);
if (count <= 0) {
PyErr_SetString(PyExc_TypeError, "No architectures specified");
goto end;
}
archesStr = malloc(sizeof(char *) * count);
if (!archesStr) {
PyErr_SetFromErrno(PyExc_MemoryError);
goto end;
}
for (i = 0; i < count; i++) {
PyObject *arch = PyList_GetItem(arches, i);
if (!PyString_Check(arch)) {
goto end;
}
archesStr[i] = PyString_AsString(arch);
}
res = PyObject_NEW(dpkgsrcsn, &SourcesNote_Type);
if (res == NULL) goto end;
res->refs = PyList_New(0);
res->srcsn = new_sources_note(count, archesStr);
if (!res->refs || !res->srcsn) {
Py_DECREF(res);
res = NULL;
goto end;
}
end:
if (archesStr) free(archesStr);
return (PyObject *) res;
}
static void dpkgsrcsn_dealloc(dpkgsrcsn *self) {
if (self->srcsn) free_sources_note(self->srcsn);
self->srcsn = NULL;
Py_XDECREF(self->refs);
self->refs = NULL;
PyMem_DEL(self);
}
static PyObject *dpkgsrcsn_removesource(dpkgsrcsn *self, PyObject *args) {
char *name;
if (!PyArg_ParseTuple(args, "s", &name)) return NULL;
remove_source(self->srcsn, name);
return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_upgradesource(dpkgsrcsn *self, PyObject *args) {
char *name;
dpkgsources *srcs;
dpkg_source *src;
if (!PyArg_ParseTuple(args, "O!s", &Sources_Type, &srcs, &name))
return NULL;
src = lookup_sourcetbl(srcs->srcs->sources, name);
if (!src) {
PyErr_SetString(PyExc_ValueError, "Source does not exist");
return NULL;
}
if (!PySequence_In(self->refs, (PyObject *)srcs))
PyList_Append(self->refs, (PyObject *)srcs);
upgrade_source(self->srcsn, src);
return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_upgradearch(dpkgsrcsn *self, PyObject *args) {
char *name, *arch;
dpkgsources *srcs;
dpkg_source *src;
if (!PyArg_ParseTuple(args, "O!ss", &Sources_Type, &srcs, &name, &arch))
return NULL;
src = lookup_sourcetbl(srcs->srcs->sources, name);
if (!src) {
PyErr_SetString(PyExc_ValueError, "Source does not exist");
return NULL;
}
if (!PySequence_In(self->refs, (PyObject *)srcs))
PyList_Append(self->refs, (PyObject *)srcs);
upgrade_arch(self->srcsn, src, arch);
return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_undochange(dpkgsrcsn *self, PyObject *args) {
if (!PyArg_ParseTuple(args, "")) return NULL;
undo_change(self->srcsn);
return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_commitchanges(dpkgsrcsn *self, PyObject *args) {
if (!PyArg_ParseTuple(args, "")) return NULL;
commit_changes(self->srcsn);
return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_writenotes(dpkgsrcsn *self, PyObject *args) {
char *dir;
if (!PyArg_ParseTuple(args, "s", &dir)) return NULL;
write_notes(dir, self->srcsn);
return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_packages(dpkgsrcsn *self, PyObject *args) {
char *arch;
int archnum;
if (!PyArg_ParseTuple(args, "s", &arch)) return NULL;
for (archnum = 0; archnum < self->srcsn->n_arches; archnum++) {
if (strcmp(arch, self->srcsn->archname[archnum]) == 0) break;
}
if (archnum == self->srcsn->n_arches) {
PyErr_SetString(PyExc_ValueError, "Not a valid architecture");
return NULL;
}
return dpkgpackages_new(self->srcsn->pkgs[archnum], DONTFREE,
(PyObject *) self);
}
static PyObject *dpkgsrcsn_getversion(dpkgsrcsn *self, PyObject *args) {
char *srcname;
dpkg_source_note *srcn;
if (!PyArg_ParseTuple(args, "s", &srcname)) return NULL;
srcn = lookup_sourcenotetbl(self->srcsn->sources, srcname);
if (srcn) return Py_BuildValue("s", srcn->source->version);
else return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_getfield(dpkgsrcsn *self, PyObject *args) {
char *srcname, *field;
dpkg_source_note *srcn;
int i;
dpkg_paragraph *para;
if (!PyArg_ParseTuple(args, "ss", &srcname, &field)) return NULL;
srcn = lookup_sourcenotetbl(self->srcsn->sources, srcname);
if (!srcn) {
PyErr_SetString(PyExc_ValueError, "Not a valid source package");
return NULL;
}
para = srcn->source->details;
if (para) {
for (i = 0; i < para->n_entries; i++) {
if (strcasecmp(para->entry[i].name, field) == 0) {
return Py_BuildValue("s", para->entry[i].value);
}
}
}
return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_ispresent(dpkgsrcsn *self, PyObject *args) {
char *srcname;
if (!PyArg_ParseTuple(args, "s", &srcname)) return NULL;
if (lookup_sourcenotetbl(self->srcsn->sources, srcname)) {
return Py_BuildValue("i", 1);
} else {
return Py_BuildValue("i", 0);
}
}
static PyObject *dpkgsrcsn_isfake(dpkgsrcsn *self, PyObject *args) {
char *srcname;
dpkg_source_note *srcn;
if (!PyArg_ParseTuple(args, "s", &srcname)) return NULL;
srcn = lookup_sourcenotetbl(self->srcsn->sources, srcname);
if (srcn) return Py_BuildValue("i", srcn->source->fake);
else return Py_BuildValue("");
}
static PyObject *dpkgsrcsn_binaries(dpkgsrcsn *self, PyObject *args) {
char *srcname, *arch;
int archnum;
dpkg_source_note *srcn;
PyObject *res;
packagelist *p;
if (!PyArg_ParseTuple(args, "ss", &srcname, &arch)) return NULL;
for (archnum = 0; archnum < self->srcsn->n_arches; archnum++) {
if (strcmp(arch, self->srcsn->archname[archnum]) == 0) break;
}
if (archnum == self->srcsn->n_arches) {
PyErr_SetString(PyExc_ValueError, "Not a valid architecture");
return NULL;
}
srcn = lookup_sourcenotetbl(self->srcsn->sources, srcname);
if (srcn == NULL) {
PyErr_SetString(PyExc_ValueError, "Not a valid source package");
return NULL;
}
MAKE_PY_LIST(res, p = srcn->binaries[archnum], p, p = p->next,
("s", p->value->package)
);
return res;
}
static PyObject *dpkgsrcsn_getattr(dpkgsrcsn *self, char *name) {
static struct PyMethodDef dpkgsrcsn_methods[] = {
{ "remove_source", (binaryfunc) dpkgsrcsn_removesource,
METH_VARARGS, NULL },
{ "upgrade_source", (binaryfunc) dpkgsrcsn_upgradesource,
METH_VARARGS, NULL },
{ "upgrade_arch", (binaryfunc) dpkgsrcsn_upgradearch,
METH_VARARGS, NULL },
{ "undo_change", (binaryfunc) dpkgsrcsn_undochange,
METH_VARARGS, NULL },
{ "commit_changes", (binaryfunc) dpkgsrcsn_commitchanges,
METH_VARARGS, NULL },
{ "write_notes", (binaryfunc) dpkgsrcsn_writenotes,
METH_VARARGS, NULL },
{ "Packages", (binaryfunc) dpkgsrcsn_packages,
METH_VARARGS, NULL },
{ "get_version", (binaryfunc) dpkgsrcsn_getversion,
METH_VARARGS, NULL },
{ "get_field", (binaryfunc) dpkgsrcsn_getfield,
METH_VARARGS, NULL },
{ "is_present", (binaryfunc) dpkgsrcsn_ispresent,
METH_VARARGS, NULL },
{ "is_fake", (binaryfunc) dpkgsrcsn_isfake,
METH_VARARGS, NULL },
{ "binaries", (binaryfunc) dpkgsrcsn_binaries,
METH_VARARGS, NULL },
{ NULL, NULL, 0, NULL }
};
if (strcmp(name, "arches") == 0) {
PyObject *arches;
int i;
MAKE_PY_LIST(arches, i = 0, i < self->srcsn->n_arches, i++,
("s", self->srcsn->archname[i])
);
return arches;
} else if (strcmp(name, "sources") == 0) {
PyObject *sources;
sourcenotetbl_iter it;
MAKE_PY_LIST(sources,
it = first_sourcenotetbl(self->srcsn->sources),
!done_sourcenotetbl(it),
it = next_sourcenotetbl(it),
("s", it.k)
);
return sources;
} else if (strcmp(name, "can_undo") == 0) {
if (can_undo(self->srcsn)) {
return Py_BuildValue("i", 1);
} else {
return Py_BuildValue("");
}
}
return Py_FindMethod(dpkgsrcsn_methods, (PyObject *)self, name);
}
static PyTypeObject SourcesNote_Type = {
PyObject_HEAD_INIT(&PyType_Type)
0, /* ob_size (0) */
"SourcesNote", /* type name */
sizeof(dpkgsrcsn), /* basicsize */
0, /* itemsize (0) */
(destructor) dpkgsrcsn_dealloc,
(printfunc) 0,
(getattrfunc) dpkgsrcsn_getattr,
(setattrfunc) 0,
(cmpfunc) 0,
(reprfunc) 0,
0, /* number methods */
0, /* sequence methods */
0, /* mapping methods */
(hashfunc) 0, /* dict[x] ?? */
(ternaryfunc) 0, /* x() */
(reprfunc) 0 /* str(x) */
};
/**************************************************************************
* britney.versioncmp() -- apt version compare function
******************************************************/
static PyObject *apt_versioncmp(PyObject *self, PyObject *args) {
char *l, *r;
int res;
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "ss", &l, &r)) {
return NULL;
}
res = versioncmp(l,r);
return Py_BuildValue("i", res);
}
/**************************************************************************
* britney.buildSystem() -- build a fake package system, with the only purpose of
* calling the is_installable method on the packages.
******************************************************/
static PyObject *build_system(PyObject *self, PyObject *args) {
int pos = 0;
char *arch;
PyObject *pkgs, *key, *value, *pyString;
(void)self; /* unused */
if (!PyArg_ParseTuple(args, "sO", &arch, &pkgs) ||
!PyDict_Check(pkgs)) return NULL;
/* Fields and positions for the binary package:
# VERSION = 0
# SECTION = 1
# SOURCE = 2
# SOURCEVER = 3
# ARCHITECTURE = 4
# PREDEPENDS = 5
# DEPENDS = 6
# CONFLICTS = 7
# PROVIDES = 8
# RDEPENDS = 9
# RCONFLICTS = 10
*/
dpkg_packages *dpkg_pkgs = new_packages(arch);
/* loop on the dictionary keys to build the packages */
while (PyDict_Next(pkgs, &pos, &key, &value)) {
/* initialize the new package */
dpkg_package *pkg;
pkg = block_malloc(sizeof(dpkg_package));
pkg->package = strdup(PyString_AsString(key));
pkg->priority = 0;
pkg->details = NULL;
pkg->depends[2] = NULL;
pkg->depends[3] = NULL;
pyString = PyList_GetItem(value, 0);
if (pyString == NULL) continue;
pkg->version = PyString_AsString(pyString);
pyString = PyList_GetItem(value, 2);
if (pyString == NULL) continue;
pkg->source = PyString_AsString(pyString);
pyString = PyList_GetItem(value, 3);
if (pyString == NULL) continue;
pkg->source_ver = PyString_AsString(pyString);
pyString = PyList_GetItem(value, 4);
if (pyString == NULL) continue;
pkg->arch_all = (!strcmp(PyString_AsString(pyString), "all") ? 1 : 0);
pyString = PyList_GetItem(value, 5);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->depends[0] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[0] = NULL;
pyString = PyList_GetItem(value, 6);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->depends[1] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[1] = NULL;
pyString = PyList_GetItem(value, 7);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->conflicts = read_dep_and(PyString_AsString(pyString));
} else pkg->conflicts = NULL;
pyString = PyList_GetItem(value, 8);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->provides = read_packagenames(PyString_AsString(pyString));
} else pkg->provides = NULL;
add_package(dpkg_pkgs, pkg);
}
dpkgpackages *res;
res = PyObject_NEW(dpkgpackages, &Packages_Type);
if (res == NULL) return NULL;
res->pkgs = dpkg_pkgs;
res->freeme = FREE;
res->ref = NULL;
return (PyObject *)res;
}
/**************************************************************************
* module initialisation
***********************/
static PyMethodDef britneymethods[] = {
{ "Sources", dpkgsources_new, METH_VARARGS, NULL },
{ "SourcesNote", dpkgsrcsn_new, METH_VARARGS, NULL },
{ "versioncmp", apt_versioncmp, METH_VARARGS, NULL },
{ "buildSystem", build_system, METH_VARARGS, NULL },
{ NULL, NULL, 0, NULL }
};
void initbritney(void) {
Py_InitModule("britney", britneymethods);
}