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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#define MAX_LINE 1000
#define MAX_PKGS 100
static char *fieldcpy(char *dst, char *fld) {
while (*fld && *fld != ':')
fld++;
if (!*(fld++))
return NULL;
while (isspace(*fld)) fld++;
return strcpy(dst, fld);
}
static void dogetdeps(char *pkgsfile, char **in_pkgs, int pkgc) {
char buf[MAX_LINE];
char cur_pkg[MAX_LINE];
char cur_deps[MAX_LINE];
char *pkgs[MAX_PKGS];
int i;
int skip;
FILE *f;
cur_pkg[0] = cur_deps[0] = '\0';
for (i = 0; i < pkgc; i++) pkgs[i] = in_pkgs[i];
f = fopen(pkgsfile, "r");
if (f == NULL) {
perror(pkgsfile);
exit(1);
}
skip = 1;
while (fgets(buf, sizeof(buf), f)) {
if (*buf && buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = '\0';
if (strncasecmp(buf, "Package:", 8) == 0) {
int any = 0;
skip = 1;
fieldcpy(cur_pkg, buf);
for (i = 0; i < pkgc; i++) {
if (!pkgs[i]) continue;
any = 1;
if (strcmp(cur_pkg, pkgs[i]) == 0) {
skip = 0;
pkgs[i] = NULL;
break;
}
}
if (!any) break;
} else if (!skip &&
(strncasecmp(buf, "Depends:", 8) == 0 ||
strncasecmp(buf, "Pre-Depends:", 12) == 0))
{
char *pch;
fieldcpy(cur_deps, buf);
pch = cur_deps;
while (1) {
while (isspace(*pch)) pch++;
if (!*pch) break;
while (*pch && *pch != '(' && *pch != '|' && *pch != ','
&& !isspace(*pch))
{
fputc(*pch++, stdout);
}
fputc('\n', stdout);
while (*pch && *pch++ != ',') (void)NULL;
}
}
}
fclose(f);
}
static void dopkgmirrorpkgs(int uniq, char *mirror, char *pkgsfile,
char *fieldname, char **in_pkgs, int pkgc)
{
char buf[MAX_LINE];
char cur_field[MAX_LINE];
char cur_pkg[MAX_LINE];
char cur_ver[MAX_LINE];
char cur_arch[MAX_LINE];
char cur_size[MAX_LINE];
char cur_md5[MAX_LINE];
char cur_filename[MAX_LINE];
char *pkgs[MAX_PKGS];
int i;
FILE *f;
cur_pkg[0] = cur_ver[0] = cur_arch[0] = cur_filename[0] = '\0';
for (i = 0; i < pkgc; i++) pkgs[i] = in_pkgs[i];
f = fopen(pkgsfile, "r");
if (f == NULL) {
perror(pkgsfile);
exit(1);
}
while (fgets(buf, sizeof(buf), f)) {
if (*buf && buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = '\0';
if (strncasecmp(buf, fieldname, strlen(fieldname)) == 0) {
fieldcpy(cur_field, buf);
}
if (strncasecmp(buf, "Package:", 8) == 0) {
fieldcpy(cur_pkg, buf);
} else if (strncasecmp(buf, "Version:", 8) == 0) {
fieldcpy(cur_ver, buf);
} else if (strncasecmp(buf, "Architecture:", 13) == 0) {
fieldcpy(cur_arch, buf);
} else if (strncasecmp(buf, "Size:", 5) == 0) {
fieldcpy(cur_size, buf);
} else if (strncasecmp(buf, "MD5sum:", 7) == 0) {
fieldcpy(cur_md5, buf);
} else if (strncasecmp(buf, "Filename:", 9) == 0) {
fieldcpy(cur_filename, buf);
} else if (!*buf) {
int any = 0;
for (i = 0; i < pkgc; i++) {
if (!pkgs[i]) continue;
any = 1;
if (strcmp(cur_field, pkgs[i]) == 0) {
printf("%s %s %s %s %s %s %s\n", cur_pkg, cur_ver, cur_arch, mirror, cur_filename, cur_md5, cur_size);
if (uniq) pkgs[i] = NULL;
break;
}
}
if (!any) break;
}
}
fclose(f);
/* any that weren't found are returned as "pkg -" */
if (uniq) {
for (i = 0; i < pkgc; i++) {
if (pkgs[i]) {
printf("%s -\n", pkgs[i]);
}
}
}
}
static int dotranslatewgetpercent(int low, int high, int end, char *str) {
int ch;
int val, lastval;
/* print out anything that looks like a % on its own line, appropriately
* scaled */
lastval = val = 0;
while ( (ch = getchar()) != EOF ) {
if (isdigit(ch)) {
val *= 10; val += ch - '0';
} else if (ch == '%') {
float f = (float) val / 100.0 * (high - low) + low;
if (str) {
printf("P: %d %d %s\n", (int) f, end, str);
} else {
printf("P: %d %d\n", (int) f, end);
}
lastval = val;
} else {
val = 0;
}
}
return lastval == 100;
}
int main(int argc, char *argv[]) {
if ((argc == 6 || argc == 5) && strcmp(argv[1], "WGET%") == 0) {
if (dotranslatewgetpercent(atoi(argv[2]), atoi(argv[3]),
atoi(argv[4]), argc == 6 ? argv[5] : NULL))
{
exit(0);
} else {
exit(1);
}
} else if (argc >= 4 && strcmp(argv[1], "GETDEPS") == 0) {
int i;
for (i = 3; argc - i > MAX_PKGS; i += MAX_PKGS) {
dogetdeps(argv[2], argv+i, MAX_PKGS);
}
dogetdeps(argv[2], argv+i, argc-i);
exit(0);
} else if (argc >= 5 && strcmp(argv[1], "PKGS") == 0) {
int i;
for (i = 4; argc - i > MAX_PKGS; i += MAX_PKGS) {
dopkgmirrorpkgs(1, argv[2], argv[3], "Package:", argv+i, MAX_PKGS);
}
dopkgmirrorpkgs(1, argv[2], argv[3], "Package:", argv+i, argc-i);
exit(0);
} else if (argc >= 6 && strcmp(argv[1], "FIELD") == 0) {
int i;
for (i = 5; argc - i > MAX_PKGS; i += MAX_PKGS) {
dopkgmirrorpkgs(0, argv[3], argv[4], argv[2], argv+i, MAX_PKGS);
}
dopkgmirrorpkgs(0, argv[3], argv[4], argv[2], argv+i, argc-i);
exit(0);
} else {
fprintf(stderr, "usage: %s PKGS mirror packagesfile pkgs..\n", argv[0]);
fprintf(stderr, " or: %s FIELD field mirror packagesfile pkgs..\n",
argv[0]);
fprintf(stderr, " or: %s GETDEPS packagesfile pkgs..\n", argv[0]);
fprintf(stderr, " or: %s WGET%% low high end reason\n", argv[0]);
exit(1);
}
}
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