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#include <sys/types.h>
#include <sys/wait.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <rpm/rpmlib.h>
#include <rpm/header.h>
#include <stdio.h>
#include <string.h>
#ifndef VERSION_STRING
#define VERSION_STRING "0.0"
#endif
/* static data for very simple list */
static struct {
char *name;
unsigned long hash_name;
Header header;
} headers[16384];
static int count_headers = 0;
static int raw_hdlist = 0;
static int interactive_mode = 0;
static int print_quiet = 0;
static int print_name = 0;
static int print_group = 0;
static int print_provides = 0;
static int print_requires = 0;
static int print_conflicts = 0;
static int print_obsoletes = 0;
static int print_files = 0;
static int print_prereqs = 0;
static
unsigned long hash(char *str) {
unsigned long result = 0;
while (*str) {
result += (result<<5) + (unsigned char)*str++;
}
return result;
}
static
char *get_name(Header header, int_32 tag) {
int_32 type, count;
char *name;
headerGetEntry(header, tag, &type, (void **) &name, &count);
return name;
}
static
void print_list(Header header, int_32 tag_name, char *format, char *name) {
int_32 type, count;
char **list;
int i;
headerGetEntry(header, tag_name, &type, (void **) &list, &count);
if (list)
for(i = 0; i < count; i++)
printf(format, name, list[i]);
}
static
void print_list_flags(Header header, int_32 tag_name, int_32 tag_flags, int_32 tag_version, char *format, char *name) {
int_32 type, count;
char **list;
int_32 *flags;
char **list_evr;
int i;
headerGetEntry(header, tag_name, &type, (void **) &list, &count);
headerGetEntry(header, tag_flags, &type, (void **) &flags, &count);
headerGetEntry(header, tag_version, &type, (void **) &list_evr, &count);
if (list)
for(i = 0; i < count; i++) {
printf(format, name, list[i]);
if (list_evr[i]) {
printf(" ");
if (flags[i] & RPMSENSE_LESS) printf("<");
if (flags[i] & RPMSENSE_GREATER) printf(">");
if (flags[i] & RPMSENSE_EQUAL) printf("=");
printf(" %s", list_evr[i]);
}
printf("\n");
}
}
static
void print_list_prereqs(Header header, char *format, char *name) {
int_32 type, count;
char **list;
int_32 *flags;
int i;
headerGetEntry(header, RPMTAG_REQUIRENAME, &type, (void **) &list, &count);
headerGetEntry(header, RPMTAG_REQUIREFLAGS, &type, (void **) &flags, &count);
if (flags && list)
for(i = 0; i < count; i++)
if (flags[i] & RPMSENSE_PREREQ) printf(format, name, list[i]);
}
static
void print_list_files(Header header, char *format, char *name) {
int_32 type, count;
char **list;
char ** baseNames, ** dirNames;
int_32 * dirIndexes;
int i;
headerGetEntry(header, RPMTAG_OLDFILENAMES, &type, (void **) &list, &count);
if (list) {
for (i = 0; i < count; i++) printf(format, name, list[i]);
}
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];
for(i = 0; i < count; i++) {
sprintf(buff, "%s%s", dirNames[dirIndexes[i]], baseNames[i]);
printf(format, name, buff);
}
}
}
static
void print_help(void) {
fprintf(stderr,
"parsehdlist version " VERSION_STRING "\n"
"Copyright (C) 2000 MandrakeSoft.\n"
"This is free software and may be redistributed under the terms of the GNU GPL.\n"
"\n"
"usage:\n"
" --help - print this help message.\n"
" --raw - assume raw hdlist (always the case for -).\n"
" --interactive - interactive mode (following options are taken from stdin\n"
" and output only the necessary data, end as emtpy line, not\n"
" compatible with any print tag commands).\n"
" --quiet - do not print tag name (default if no tag given on command\n"
" line, incompatible with interactive mode).\n"
" --all - print all tags (incompatible with interactive mode).\n"
" --name - print tag name: rpm filename (assumed if no tag given on\n"
" command line but without package name).\n"
" --group - print tag group: group.\n"
" --provides - print tag provides: all provides (mutliple lines).\n"
" --requires - print tag requires: all requires (multiple lines).\n"
" --files - print tag files: all files (multiple lines).\n"
" --conflicts - print tag conflicts: all conflicts (multiple lines).\n"
" --obsoletes - print tag obsoletes: all obsoletes (multiple lines).\n"
" --prereqs - print tag prereqs: all prereqs (multiple lines).\n"
"\n");
}
int main(int argc, char **argv)
{
int i;
if (argc <= 1) {
print_help();
exit(1);
}
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-' && argv[i][1] == '-') {
if (strcmp(argv[i], "--help") == 0) {
print_help();
exit(0);
} else if (strcmp(argv[i], "--raw") == 0) raw_hdlist = 1;
else if (strcmp(argv[i], "--interactive") == 0) interactive_mode = 1;
else if (strcmp(argv[i], "--quiet") == 0) print_quiet = 1;
else if (strcmp(argv[i], "--name") == 0) print_name = 1;
else if (strcmp(argv[i], "--group") == 0) print_group = 1;
else if (strcmp(argv[i], "--provides") == 0) print_provides = 1;
else if (strcmp(argv[i], "--requires") == 0) print_requires = 1;
else if (strcmp(argv[i], "--files") == 0) print_files = 1;
else if (strcmp(argv[i], "--conflicts") == 0) print_conflicts = 1;
else if (strcmp(argv[i], "--obsoletes") == 0) print_obsoletes = 1;
else if (strcmp(argv[i], "--prereqs") == 0) print_prereqs = 1;
else if (strcmp(argv[i], "--all") == 0) {
print_name = 1;
print_group = 1;
print_provides = 1;
print_requires = 1;
print_files = 1;
print_conflicts = 1;
print_obsoletes = 1;
print_prereqs = 1;
} else {
fprintf(stderr, "parsehdlist: unknown option %s\n", argv[i]);
}
} else {
FD_t fd;
pid_t pid = 0;
if (strcmp(argv[i], "-") == 0) fd = fdDup(STDIN_FILENO);
else if (raw_hdlist) fd = fdOpen(argv[i], O_RDONLY, 0);
else {
int fdno[2];
if (!pipe(fdno)) {
if ((pid = fork()) != 0) {
fd = fdDup(fdno[0]);
close(fdno[0]);
close(fdno[1]);
} else {
dup2(fdno[1], STDOUT_FILENO);
execl("/usr/bin/packdrake", "/usr/bin/packdrake", "-c", argv[i]);
exit(2);
}
}
}
if (fdFileno(fd) < 0) fprintf(stderr, "parsehdlist: cannot open file %s\n", argv[i]);
else {
Header header;
while ((header=headerRead(fd, HEADER_MAGIC_YES))) {
char *name = get_name(header, RPMTAG_NAME);
if (interactive_mode) {
headers[count_headers].name = name;
headers[count_headers].hash_name = hash(name);
headers[count_headers].header = header;
++count_headers;
} else {
if (print_provides) print_list(header, RPMTAG_PROVIDENAME, print_quiet ? "%s:%s\n" : "%s:provides:%s\n", name);
if (print_requires) print_list_flags(header, RPMTAG_REQUIRENAME, RPMTAG_REQUIREFLAGS, RPMTAG_REQUIREVERSION,
print_quiet ? "%s:%s" : "%s:requires:%s", name);
if (print_conflicts) print_list_flags(header, RPMTAG_CONFLICTNAME, RPMTAG_CONFLICTFLAGS, RPMTAG_CONFLICTVERSION,
print_quiet ? "%s:%s" : "%s:conflicts:%s", name);
if (print_obsoletes) print_list_flags(header, RPMTAG_OBSOLETENAME, RPMTAG_OBSOLETEFLAGS, RPMTAG_OBSOLETEVERSION,
print_quiet ? "%s:%s" : "%s:obsoletes:%s", name);
if (print_files) print_list_files(header, print_quiet ? "%s:%s\n" : "%s:files:%s\n", name);
if (print_prereqs) print_list_prereqs(header, print_quiet ? "%s:%s\n" : "%s:prereqs:%s\n", name);
if (print_group) printf(print_quiet ? "%s:%s\n" : "%s:group:%s\n", name, get_name(header, RPMTAG_GROUP));
if (print_name || (print_provides | print_requires | print_files | print_conflicts | print_obsoletes | print_prereqs |
print_group) == 0) {
if (print_name) printf(print_quiet ? "%s:" : "%s:name:", name);
printf("%s-%s-%s.%s.rpm\n",
name,
get_name(header, RPMTAG_VERSION),
get_name(header, RPMTAG_RELEASE),
get_name(header, RPMTAG_ARCH));
}
headerFree(header);
}
}
}
fdClose(fd);
if (pid) {
waitpid(pid, NULL, 0);
pid = 0;
}
}
}
/* interactive mode */
if (interactive_mode) {
do {
char in_name[4096];
char *in_tag;
int i;
unsigned long hash_in_name;
if (!fgets(in_name, sizeof(in_name), stdin)) break;
if ((in_tag = strchr(in_name, ':')) == NULL) break;
*in_tag++ = 0;
hash_in_name = hash(in_name);
for (i = 0; i < count_headers; ++i) {
if (headers[i].hash_name == hash_in_name && !strcmp(headers[i].name, in_name)) {
if (!strncmp(in_tag, "provides", 8)) print_list(headers[i].header, RPMTAG_PROVIDENAME, "%2$s\n", "");
else if (!strncmp(in_tag, "requires", 8)) print_list_flags(headers[i].header, RPMTAG_REQUIRENAME, RPMTAG_REQUIREFLAGS,
RPMTAG_REQUIREVERSION,"%2$s", "");
else if (!strncmp(in_tag, "conflicts", 9)) print_list_flags(headers[i].header, RPMTAG_CONFLICTNAME, RPMTAG_CONFLICTFLAGS,
RPMTAG_CONFLICTVERSION, "%2$s", "");
else if (!strncmp(in_tag, "obsoletes", 9)) print_list_flags(headers[i].header, RPMTAG_OBSOLETENAME, RPMTAG_OBSOLETEFLAGS,
RPMTAG_OBSOLETEVERSION,"%2$s", "");
else if (!strncmp(in_tag, "files", 5)) print_list_files(headers[i].header, "%2$s\n", "");
else if (!strncmp(in_tag, "prereqs", 7)) print_list_prereqs(headers[i].header, "%2$s\n", "");
else if (!strncmp(in_tag, "group", 5)) printf("%s\n", get_name(headers[i].header, RPMTAG_GROUP));
else if (!strncmp(in_tag, "name", 4)) printf("%s-%s-%s.%s.rpm\n",
get_name(headers[i].header, RPMTAG_NAME),
get_name(headers[i].header, RPMTAG_VERSION),
get_name(headers[i].header, RPMTAG_RELEASE),
get_name(headers[i].header, RPMTAG_ARCH));
}
}
printf("\n");
fflush(stdout);
} while (1);
}
return 0;
}
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