Mercurial > hg > mlmmj
annotate src/do_all_the_voodoo_here.c @ 748:dfc9ab125fd4
Fix spelling of 'receive' and 'voodoo'; make mlmmj-recieve a symlink
| author | Chris Webb |
|---|---|
| date | Sun, 03 Oct 2010 21:40:42 +1100 |
| parents | src/do_all_the_voodo_here.c@84189f529aee |
| children | 1c13e314e5b9 |
| rev | line source |
|---|---|
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1 /* Copyright (C) 2004 Mads Martin Joergensen <mmj at mmj.dk> |
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2 * |
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3 * $Id$ |
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4 * |
| 225 | 5 * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 * of this software and associated documentation files (the "Software"), to | |
| 7 * deal in the Software without restriction, including without limitation the | |
| 8 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or | |
| 9 * sell copies of the Software, and to permit persons to whom the Software is | |
| 10 * furnished to do so, subject to the following conditions: | |
| 11 * | |
| 12 * The above copyright notice and this permission notice shall be included in | |
| 13 * all copies or substantial portions of the Software. | |
| 14 * | |
| 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
| 18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
| 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS | |
| 21 * IN THE SOFTWARE. | |
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22 */ |
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23 |
| 11 | 24 #include <stdlib.h> |
| 25 #include <string.h> | |
| 161 | 26 #include <unistd.h> |
| 11 | 27 |
| 28 #include "mlmmj.h" | |
| 29 #include "mygetline.h" | |
| 30 #include "gethdrline.h" | |
| 31 #include "strgen.h" | |
| 32 #include "chomp.h" | |
| 89 | 33 #include "ctrlvalue.h" |
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34 #include "do_all_the_voodoo_here.h" |
| 161 | 35 #include "log_error.h" |
| 36 #include "wrappers.h" | |
| 245 | 37 #include "memory.h" |
| 11 | 38 |
| 39 int findit(const char *line, const char **headers) | |
| 40 { | |
| 41 int i = 0; | |
| 42 size_t len; | |
| 43 | |
| 44 while(headers[i]) { | |
| 45 len = strlen(headers[i]); | |
| 324 | 46 if(strncasecmp(line, headers[i], len) == 0) |
| 11 | 47 return 1; |
| 48 i++; | |
| 49 } | |
| 50 | |
| 51 return 0; | |
| 52 } | |
| 53 | |
| 54 void getinfo(const char *line, struct mailhdr *readhdrs) | |
| 55 { | |
| 56 int i = 0; | |
| 57 size_t tokenlen, linelen, valuelen; | |
| 58 | |
| 59 while(readhdrs[i].token) { | |
| 60 tokenlen = strlen(readhdrs[i].token); | |
| 61 linelen = strlen(line); | |
| 324 | 62 if(strncasecmp(line, readhdrs[i].token, tokenlen) == 0) { |
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63 readhdrs[i].valuecount++; |
| 11 | 64 valuelen = linelen - tokenlen + 1; |
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65 readhdrs[i].values = |
| 245 | 66 (char **)myrealloc(readhdrs[i].values, |
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67 readhdrs[i].valuecount * sizeof(char *)); |
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68 readhdrs[i].values[readhdrs[i].valuecount - 1] = |
| 245 | 69 (char *)mymalloc(valuelen + 1); |
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70 strncpy(readhdrs[i].values[readhdrs[i].valuecount - 1], |
| 285 | 71 line+tokenlen, valuelen); |
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72 chomp(readhdrs[i].values[readhdrs[i].valuecount - 1]); |
| 11 | 73 } |
| 74 i++; | |
| 75 } | |
| 76 } | |
| 77 | |
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78 int do_all_the_voodoo_here(int infd, int outfd, int hdrfd, int footfd, |
| 89 | 79 const char **delhdrs, struct mailhdr *readhdrs, |
| 254 | 80 struct strlist *allhdrs, const char *prefix) |
| 11 | 81 { |
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82 char *hdrline, *subject, *unqp; |
| 298 | 83 int hdrsadded = 0; |
| 497 | 84 int subject_present = 0; |
| 11 | 85 |
| 254 | 86 allhdrs->count = 0; |
| 87 allhdrs->strs = NULL; | |
| 88 | |
| 161 | 89 while((hdrline = gethdrline(infd))) { |
| 11 | 90 /* Done with headers? Then add extra if wanted*/ |
| 307 | 91 if((strncasecmp(hdrline, "mime", 4) == 0) || |
| 298 | 92 ((strlen(hdrline) == 1) && (hdrline[0] == '\n'))){ |
| 497 | 93 |
| 94 /* add extra headers */ | |
| 298 | 95 if(!hdrsadded && hdrfd >= 0) { |
| 161 | 96 if(dumpfd2fd(hdrfd, outfd) < 0) { |
| 184 | 97 log_error(LOG_ARGS, "Could not " |
| 161 | 98 "add extra headers"); |
| 245 | 99 myfree(hdrline); |
| 161 | 100 return -1; |
| 298 | 101 } else |
| 102 hdrsadded = 1; | |
| 284 | 103 } |
| 104 | |
| 161 | 105 fsync(outfd); |
| 497 | 106 |
| 107 /* end of headers, write single LF */ | |
| 298 | 108 if(hdrline[0] == '\n') { |
| 497 | 109 /* but first add Subject if none is present |
| 110 * and a prefix is defined */ | |
| 111 if (prefix && !subject_present) | |
| 112 { | |
| 113 subject = concatstr(3, "Subject: ", | |
| 114 prefix, "\n"); | |
| 115 writen(outfd, subject, strlen(subject)); | |
| 116 myfree(subject); | |
| 117 subject_present = 1; | |
| 118 } | |
| 119 | |
| 298 | 120 if(writen(outfd, hdrline, strlen(hdrline)) |
| 121 < 0) { | |
| 122 myfree(hdrline); | |
| 123 log_error(LOG_ARGS, | |
| 124 "Error writing hdrs."); | |
| 125 return -1; | |
| 126 } | |
| 310 | 127 myfree(hdrline); |
| 298 | 128 break; |
| 129 } | |
| 11 | 130 } |
| 131 /* Do we want info from hdrs? Get it before it's gone */ | |
| 132 if(readhdrs) | |
| 133 getinfo(hdrline, readhdrs); | |
| 89 | 134 |
| 254 | 135 /* Snatch a copy of the header */ |
| 136 allhdrs->count++; | |
| 137 allhdrs->strs = myrealloc(allhdrs->strs, | |
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138 sizeof(char *) * (allhdrs->count + 1)); |
| 254 | 139 allhdrs->strs[allhdrs->count-1] = mystrdup(hdrline); |
| 140 allhdrs->strs[allhdrs->count] = NULL; /* XXX why, why, why? */ | |
| 141 | |
| 89 | 142 /* Add Subject: prefix if wanted */ |
| 143 if(prefix) { | |
| 352 | 144 if(strncasecmp(hdrline, "Subject:", 8) == 0) { |
| 499 | 145 subject_present = 1; |
| 352 | 146 unqp = cleanquotedp(hdrline + 8); |
| 147 if(strstr(hdrline + 8, prefix) == NULL && | |
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148 strstr(unqp, prefix) == NULL) { |
| 352 | 149 subject = concatstr(3, |
| 89 | 150 "Subject: ", prefix, |
| 352 | 151 hdrline + 8); |
| 161 | 152 writen(outfd, subject, |
| 153 strlen(subject)); | |
| 245 | 154 myfree(subject); |
| 155 myfree(hdrline); | |
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156 myfree(unqp); |
| 89 | 157 continue; |
| 158 } | |
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159 myfree(unqp); |
| 89 | 160 } |
| 161 } | |
| 11 | 162 |
| 163 /* Should it be stripped? */ | |
| 89 | 164 if(delhdrs) { |
| 11 | 165 if(!findit(hdrline, delhdrs)) |
| 161 | 166 writen(outfd, hdrline, strlen(hdrline)); |
| 89 | 167 } else |
| 161 | 168 writen(outfd, hdrline, strlen(hdrline)); |
| 89 | 169 |
| 11 | 170 |
| 245 | 171 myfree(hdrline); |
| 11 | 172 } |
| 173 | |
| 174 /* Just print the rest of the mail */ | |
| 161 | 175 if(dumpfd2fd(infd, outfd) < 0) { |
| 176 log_error(LOG_ARGS, "Error when dumping rest of mail"); | |
| 177 return -1; | |
| 11 | 178 } |
| 179 | |
| 161 | 180 /* No more, lets add the footer if one */ |
| 184 | 181 if(footfd >= 0) |
| 161 | 182 if(dumpfd2fd(footfd, outfd) < 0) { |
| 183 log_error(LOG_ARGS, "Error when adding footer"); | |
| 184 return -1; | |
| 185 } | |
| 11 | 186 |
| 161 | 187 fsync(outfd); |
| 11 | 188 |
| 189 return 0; | |
| 190 } |