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|
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include <sys/utsname.h>
#include <sys/select.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <fcntl.h>
#undef Fflush
#undef Mkdir
#undef Stat
#include <rpm/rpmlib.h>
#include <rpm/header.h>
#define HDFLAGS_NAME 0x00000001
#define HDFLAGS_VERSION 0x00000002
#define HDFLAGS_RELEASE 0x00000004
#define HDFLAGS_ARCH 0x00000008
#define HDFLAGS_GROUP 0x00000010
#define HDFLAGS_SIZE 0x00000020
#define HDFLAGS_SERIAL 0x00000040
#define HDFLAGS_SUMMARY 0x00000080
#define HDFLAGS_DESCRIPTION 0x00000100
#define HDFLAGS_SENSE 0x00080000
#define HDFLAGS_REQUIRES 0x00100000
#define HDFLAGS_PROVIDES 0x00200000
#define HDFLAGS_OBSOLETES 0x00400000
#define HDFLAGS_CONFLICTS 0x00800000
#define HDFLAGS_FILES 0x01000000
#define HDFLAGS_CONFFILES 0x02000000
#define HDFLAGS_SOURCERPM 0x04000000
/* duplicate definition for rpmvercmp (not needed on 4.0.3 but needed on 4.0) */
int rpmvercmp(const char *a, const char *b);
char *get_name(Header header, int_32 tag) {
int_32 type, count;
char *name;
headerGetEntry(header, tag, &type, (void **) &name, &count);
return name;
}
int get_int(Header header, int_32 tag) {
int_32 type, count;
int *i;
headerGetEntry(header, tag, &type, (void **) &i, &count);
return i ? *i : 0;
}
int get_bflag(AV* flag) {
int bflag = 0;
int flag_len;
SV** ret;
STRLEN len;
char* str;
int i;
flag_len = av_len(flag);
for (i = 0; i <= flag_len; ++i) {
ret = av_fetch(flag, i, 0); if (!ret) continue;
str = SvPV(*ret, len);
switch (len) {
case 4:
if (!strncmp(str, "name", 4)) bflag |= HDFLAGS_NAME;
else if (!strncmp(str, "arch", 4)) bflag |= HDFLAGS_ARCH;
else if (!strncmp(str, "size", 4)) bflag |= HDFLAGS_SIZE;
break;
case 5:
if (!strncmp(str, "group", 5)) bflag |= HDFLAGS_GROUP;
else if (!strncmp(str, "sense", 5)) bflag |= HDFLAGS_SENSE;
else if (!strncmp(str, "files", 5)) bflag |= HDFLAGS_FILES;
break;
case 6:
if (!strncmp(str, "serial", 6)) bflag |= HDFLAGS_SERIAL;
break;
case 7:
if (!strncmp(str, "version", 7)) bflag |= HDFLAGS_VERSION;
else if (!strncmp(str, "release", 7)) bflag |= HDFLAGS_RELEASE;
else if (!strncmp(str, "summary", 7)) bflag |= HDFLAGS_SUMMARY;
break;
case 8:
if (!strncmp(str, "requires", 8)) bflag |= HDFLAGS_REQUIRES;
else if (!strncmp(str, "provides", 8)) bflag |= HDFLAGS_PROVIDES;
break;
case 9:
if (!strncmp(str, "obsoletes", 9)) bflag |= HDFLAGS_OBSOLETES;
else if (!strncmp(str, "conflicts", 9)) bflag |= HDFLAGS_CONFLICTS;
else if (!strncmp(str, "conffiles", 9)) bflag |= HDFLAGS_CONFFILES;
else if (!strncmp(str, "sourcerpm", 9)) bflag |= HDFLAGS_SOURCERPM;
break;
case 11:
if (!strncmp(str, "description", 11)) bflag |= HDFLAGS_DESCRIPTION;
}
}
bflag |= HDFLAGS_NAME; /* this one should always be used */
return bflag;
}
STRLEN get_fullname(Header header, char *fullname) {
char *name = get_name(header, RPMTAG_NAME);
char *version = get_name(header, RPMTAG_VERSION);
char *release = get_name(header, RPMTAG_RELEASE);
char *arch = headerIsEntry(header, RPMTAG_SOURCEPACKAGE) ? "src" : get_name(header, RPMTAG_ARCH);
return sprintf(fullname, "%s-%s-%s.%s", name, version, release, arch);
}
void update_provides(int force, HV* provides, char *name, STRLEN len, Header header) {
SV** isv;
if (!len) len = strlen(name);
if (provides) {
if ((isv = hv_fetch(provides, name, len, force))) {
if (!SvROK(*isv) || SvTYPE(SvRV(*isv)) != SVt_PVHV) {
SV* choice_set = (SV*)newHV();
SvREFCNT_dec(*isv); /* drop the old as we are changing it */
*isv = choice_set ? newRV_noinc(choice_set) : &PL_sv_undef;
if (!*isv) *isv = &PL_sv_undef;
}
if (isv && *isv != &PL_sv_undef) {
char fullname[1024];
STRLEN fullname_len = get_fullname(header, fullname);
hv_fetch((HV*)SvRV(*isv), fullname, fullname_len, 1);
}
}
}
}
SV *get_table_sense(Header header, int_32 tag_name, int_32 tag_flags, int_32 tag_version, HV* iprovides) {
AV* table_sense;
int_32 type, count;
char **list = NULL;
int_32 *flags = NULL;
char **list_evr = NULL;
int i;
char buff[4096];
char *p;
int len;
headerGetEntry(header, tag_name, &type, (void **) &list, &count);
if (tag_flags) headerGetEntry(header, tag_flags, &type, (void **) &flags, &count);
if (tag_version) headerGetEntry(header, tag_version, &type, (void **) &list_evr, &count);
if (list) {
table_sense = newAV();
if (!table_sense) {
free(list);
free(list_evr);
return &PL_sv_undef;
}
for(i = 0; i < count; i++) {
len = strlen(list[i]); if (len >= sizeof(buff)) continue;
memcpy(p = buff, list[i], len + 1); p+= len;
if (flags) {
if (flags[i] & RPMSENSE_PREREQ) {
if (p - buff + 3 >= sizeof(buff)) continue;
memcpy(p, "[*]", 4); p += 3;
}
if (list_evr) {
if (list_evr[i]) {
len = strlen(list_evr[i]);
if (len > 0) {
if (p - buff + 6 + len >= sizeof(buff)) continue;
*p++ = '[';
if (flags[i] & RPMSENSE_LESS) *p++ = '<';
if (flags[i] & RPMSENSE_GREATER) *p++ = '>';
if (flags[i] & RPMSENSE_EQUAL) *p++ = '=';
if ((flags[i] & (RPMSENSE_LESS|RPMSENSE_EQUAL|RPMSENSE_GREATER)) == RPMSENSE_EQUAL) *p++ = '=';
*p++ = ' ';
memcpy(p, list_evr[i], len); p+= len;
*p++ = ']';
}
}
}
}
*p = '\0'; /* make sure to mark null char, Is it really necessary ?
/* for getting provides about required files */
if (iprovides && buff[0] == '/')
hv_fetch(iprovides, buff, p - buff, 1);
av_push(table_sense, newSVpv(buff, p - buff));
}
free(list);
free(list_evr);
return newRV_noinc((SV*)table_sense);
}
free(list);
free(list_evr);
return &PL_sv_undef;
}
HV* get_info(Header header, int bflag, HV* provides) {
int_32 type, count;
int_32 *flags;
SV** ret;
STRLEN len;
char* str;
int i;
HV* header_info = newHV();
/* correct bflag according to provides hash else not really usefull */
if (provides) bflag |= HDFLAGS_REQUIRES;
hv_store(header_info, "name", 4, newSVpv(get_name(header, RPMTAG_NAME), 0), 0);
if (bflag & HDFLAGS_VERSION)
hv_store(header_info, "version", 7, newSVpv(get_name(header, RPMTAG_VERSION), 0), 0);
if (bflag & HDFLAGS_RELEASE)
hv_store(header_info, "release", 7, newSVpv(get_name(header, RPMTAG_RELEASE), 0), 0);
if (bflag & HDFLAGS_ARCH)
hv_store(header_info, "arch", 4, newSVpv(headerIsEntry(header, RPMTAG_SOURCEPACKAGE) ? "src" : get_name(header, RPMTAG_ARCH), 0), 0);
if (bflag & HDFLAGS_GROUP)
hv_store(header_info, "group", 5, newSVpv(get_name(header, RPMTAG_GROUP), 0), 0);
if (bflag & HDFLAGS_SIZE)
hv_store(header_info, "size", 4, newSViv(get_int(header, RPMTAG_SIZE)), 0);
if (bflag & HDFLAGS_SERIAL)
hv_store(header_info, "serial", 6, newSViv(get_int(header, RPMTAG_SERIAL)), 0);
if (bflag & HDFLAGS_SUMMARY)
hv_store(header_info, "summary", 7, newSVpv(get_name(header, RPMTAG_SUMMARY), 0), 0);
if (bflag & HDFLAGS_DESCRIPTION)
hv_store(header_info, "description", 11, newSVpv(get_name(header, RPMTAG_DESCRIPTION), 0), 0);
if (bflag & HDFLAGS_REQUIRES)
hv_store(header_info, "requires", 8, get_table_sense(header, RPMTAG_REQUIRENAME,
bflag & HDFLAGS_SENSE ? RPMTAG_REQUIREFLAGS : 0,
bflag & HDFLAGS_SENSE ? RPMTAG_REQUIREVERSION : 0, provides), 0);
if (bflag & HDFLAGS_PROVIDES)
hv_store(header_info, "provides", 8, get_table_sense(header, RPMTAG_PROVIDENAME,
bflag & HDFLAGS_SENSE ? RPMTAG_PROVIDEFLAGS : 0,
bflag & HDFLAGS_SENSE ? RPMTAG_PROVIDEVERSION : 0, 0), 0);
if (bflag & HDFLAGS_OBSOLETES)
hv_store(header_info, "obsoletes", 9, get_table_sense(header, RPMTAG_OBSOLETENAME,
bflag & HDFLAGS_SENSE ? RPMTAG_OBSOLETEFLAGS : 0,
bflag & HDFLAGS_SENSE ? RPMTAG_OBSOLETEVERSION : 0, 0), 0);
if (bflag & HDFLAGS_CONFLICTS)
hv_store(header_info, "conflicts", 9, get_table_sense(header, RPMTAG_CONFLICTNAME,
bflag & HDFLAGS_SENSE ? RPMTAG_CONFLICTFLAGS : 0,
bflag & HDFLAGS_SENSE ? RPMTAG_CONFLICTVERSION : 0, 0), 0);
if (bflag & HDFLAGS_SOURCERPM)
hv_store(header_info, "sourcerpm", 9, newSVpv(get_name(header, RPMTAG_SOURCERPM), 0), 0);
if (provides || (bflag & (HDFLAGS_FILES | HDFLAGS_CONFFILES))) {
/* at this point, there is a need to parse all files to update provides of needed files,
or to store them. */
AV* table_files = bflag & HDFLAGS_FILES ? newAV() : 0;
AV* table_conffiles = bflag & HDFLAGS_CONFFILES ? newAV() : 0;
char **list = NULL;
char ** baseNames = NULL;
char ** dirNames = NULL;
int_32 * dirIndexes;
headerGetEntry(header, RPMTAG_FILEFLAGS, &type, (void **) &flags, &count);
headerGetEntry(header, RPMTAG_OLDFILENAMES, &type, (void **) &list, &count);
if (list) {
for (i = 0; i < count; i++) {
len = strlen(list[i]);
update_provides(0, provides, list[i], len, header);
if (table_files)
av_push(table_files, newSVpv(list[i], len));
if (table_conffiles && flags && flags[i] & RPMFILE_CONFIG)
av_push(table_conffiles, newSVpv(list[i], len));
}
free(list);
}
headerGetEntry(header, RPMTAG_BASENAMES, &type, (void **) &baseNames, &count);
headerGetEntry(header, RPMTAG_DIRINDEXES, &type, (void **) &dirIndexes, NULL);
headerGetEntry(header, RPMTAG_DIRNAMES, &type, (void **) &dirNames, NULL);
if (baseNames && dirNames && dirIndexes) {
char buff[4096];
char *p;
for(i = 0; i < count; i++) {
SV** isv;
len = strlen(dirNames[dirIndexes[i]]);
if (len >= sizeof(buff)) continue;
memcpy(p = buff, dirNames[dirIndexes[i]], len + 1); p += len;
len = strlen(baseNames[i]);
if (p - buff + len >= sizeof(buff)) continue;
memcpy(p, baseNames[i], len + 1); p += len;
update_provides(0, provides, buff, p - buff, header);
if (table_files)
av_push(table_files, newSVpv(buff, p - buff));
if (table_conffiles && flags && flags[i] & RPMFILE_CONFIG)
av_push(table_conffiles, newSVpv(buff, p - buff));
}
free(baseNames);
free(dirNames);
}
if (table_files)
hv_store(header_info, "files", 5, newRV_noinc((SV*)table_files), 0);
if (table_conffiles)
hv_store(header_info, "conffiles", 9, newRV_noinc((SV*)table_conffiles), 0);
}
if (provides) {
char **list = NULL;
/* we have to examine provides to update the hash here. */
headerGetEntry(header, RPMTAG_PROVIDENAME, &type, (void **) &list, &count);
if (list) {
for (i = 0; i < count; i++) {
update_provides(1, provides, list[i], 0, header); /* force extraction of provides */
}
free(list);
}
}
return header_info;
}
void callback_empty(void) {}
MODULE = rpmtools PACKAGE = rpmtools
int
rpmvercmp(a,b)
char *a
char *b
char *
arch()
CODE:
struct utsname u;
if (uname(&u) == 0) RETVAL = u.machine; else RETVAL = NULL;
OUTPUT:
RETVAL
void*
db_open(prefix)
char *prefix
CODE:
rpmdb db;
rpmErrorCallBackType old_cb;
old_cb = rpmErrorSetCallback(callback_empty);
rpmSetVerbosity(RPMMESS_FATALERROR);
RETVAL = rpmReadConfigFiles(NULL, NULL) == 0 && rpmdbOpen(prefix, &db, O_RDONLY, 0644) == 0 ? db : NULL;
rpmErrorSetCallback(old_cb);
rpmSetVerbosity(RPMMESS_NORMAL);
OUTPUT:
RETVAL
void
db_close(db)
void *db
CODE:
rpmdbClose((rpmdb)db);
void
_exit(code)
int code
int
db_traverse_tag(db, tag, names, flags, callback)
void *db
char *tag
SV *names
SV *flags
SV *callback
PREINIT:
int count = 0;
CODE:
if (SvROK(flags) && SvTYPE(SvRV(flags)) == SVt_PVAV &&
SvROK(names) && SvTYPE(SvRV(names)) == SVt_PVAV) {
AV* flags_av = (AV*)SvRV(flags);
AV* names_av = (AV*)SvRV(names);
int bflag = get_bflag(flags_av);
int len = av_len(names_av);
HV* info;
SV** isv;
int i, rpmtag;
STRLEN str_len;
char *name;
Header header;
rpmdbMatchIterator mi;
if (!strcmp(tag, "name"))
rpmtag = RPMTAG_NAME;
else if (!strcmp(tag, "whatprovides"))
rpmtag = RPMTAG_PROVIDENAME;
else if (!strcmp(tag, "whatrequires"))
rpmtag = RPMTAG_REQUIRENAME;
else if (!strcmp(tag, "group"))
rpmtag = RPMTAG_GROUP;
else if (!strcmp(tag, "triggeredby"))
rpmtag = RPMTAG_BASENAMES;
else if (!strcmp(tag, "path"))
rpmtag = RPMTAG_BASENAMES;
else {
croak("unknown tag");
len = 0;
}
for (i = 0; i <= len; ++i) {
isv = av_fetch(names_av, i, 0);
name = SvPV(*isv, str_len);
mi = rpmdbInitIterator((rpmdb)db, rpmtag, name, str_len);
while (header = rpmdbNextIterator(mi)) {
count++;
info = get_info(header, bflag, NULL);
if (info != 0 && callback != &PL_sv_undef && SvROK(callback)) {
dSP;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc((SV*)info)));
XPUSHs(sv_2mortal(newSVpv(name, str_len)));
PUTBACK;
call_sv(callback, G_DISCARD | G_SCALAR);
FREETMPS;
LEAVE;
}
}
rpmdbFreeIterator(mi);
}
} else croak("bad arguments list");
RETVAL = count;
OUTPUT:
RETVAL
int
db_traverse(db, flags, callback)
void *db
SV *flags
SV *callback
PREINIT:
int count = 0;
CODE:
if (SvROK(flags) && SvTYPE(SvRV(flags)) == SVt_PVAV) {
AV* flags_av = (AV*)SvRV(flags);
int bflag = get_bflag(flags_av);
HV* info;
Header header;
rpmdbMatchIterator mi;
mi = rpmdbInitIterator(db, RPMDBI_PACKAGES, NULL, 0);
while (header = rpmdbNextIterator(mi)) {
info = get_info(header, bflag, NULL);
if (info != 0 && callback != &PL_sv_undef && SvROK(callback)) {
dSP;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc((SV*)info)));
PUTBACK;
call_sv(callback, G_DISCARD | G_SCALAR);
FREETMPS;
LEAVE;
}
++count;
}
rpmdbFreeIterator(mi);
} else croak("bad arguments list");
RETVAL = count;
OUTPUT:
RETVAL
void
_parse_(fileno_or_rpmfile, flag, info, ...)
SV* fileno_or_rpmfile
SV* flag
SV* info
PREINIT:
SV* provides = &PL_sv_undef;
PPCODE:
if (items > 3)
provides = ST(3);
if (SvROK(flag) && SvROK(info) && (provides == &PL_sv_undef || SvROK(provides))) {
FD_t fd;
int fd_is_hdlist;
Header header;
int bflag;
AV* iflag;
HV* iinfo;
HV* iprovides;
SV** ret;
I32 flag_len;
STRLEN len;
char* str;
int i;
if (SvIOK(fileno_or_rpmfile)) {
int d = SvIV(fileno_or_rpmfile);
fd_set readfds;
struct timeval timeout;
FD_ZERO(&readfds);
FD_SET(d, &readfds);
timeout.tv_sec = 1;
timeout.tv_usec = 0;
select(d+1, &readfds, NULL, NULL, &timeout);
fd = fdDup(SvIV(fileno_or_rpmfile));
fd_is_hdlist = 1;
} else {
fd = fdOpen(SvPV_nolen(fileno_or_rpmfile), O_RDONLY, 0666);
if (fd < 0) croak("unable to open rpm file %s", SvPV_nolen(fileno_or_rpmfile));
fd_is_hdlist = 0;
}
if ((SvTYPE(SvRV(flag)) != SVt_PVAV) ||
(SvTYPE(SvRV(info)) != SVt_PVHV) ||
provides != &PL_sv_undef && (SvTYPE(SvRV(provides)) != SVt_PVHV))
croak("bad arguments list");
iflag = (AV*)SvRV(flag);
iinfo = (HV*)SvRV(info);
iprovides = (HV*)(provides != &PL_sv_undef ? SvRV(provides) : 0);
/* examine flag and set up iflag, which is faster to fecth out */
bflag = get_bflag(iflag);
/* start the big loop,
parse all header from fileno, then extract information to store into iinfo and iprovides. */
if (fd_is_hdlist) {
while (fd_is_hdlist < 20 && (header=headerRead(fd, HEADER_MAGIC_YES)) == 0) {
struct timeval timeout;
timeout.tv_sec = 0;
timeout.tv_usec = 10000;
select(0, NULL, NULL, NULL, &timeout);
++fd_is_hdlist;
}
} else {
if (rpmReadPackageHeader(fd, &header, &i, NULL, NULL) != 0)
header = 0;
}
while (header != 0) {
char fullname[1024];
STRLEN fullname_len = get_fullname(header, fullname);
HV* header_info = get_info(header, bflag, iprovides);
hv_store(iinfo, fullname, fullname_len, newRV_noinc((SV*)header_info), 0);
/* return fullname on stack */
EXTEND(SP, 1);
PUSHs(sv_2mortal(newSVpv(fullname, fullname_len)));
/* dispose of some memory */
headerFree(header);
/* continue loop for hdlist */
if (fd_is_hdlist)
header=headerRead(fd, HEADER_MAGIC_YES);
else
header=0;
}
fdClose(fd);
} else croak("bad arguments list");
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