76 lines
1.3 KiB
C
76 lines
1.3 KiB
C
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#include <u.h>
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#include <libc.h>
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#include <bio.h>
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#include <thread.h>
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#include <ctype.h>
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#include <plumb.h>
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#include <9pclient.h>
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#include "dat.h"
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char*
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formathtml(char *body, int *np)
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{
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int i, j, p[2], q[2];
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Exec *e;
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char buf[1024];
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Channel *sync;
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e = emalloc(sizeof(struct Exec));
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if(pipe(p) < 0 || pipe(q) < 0)
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error("can't create pipe: %r");
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e->p[0] = p[0];
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e->p[1] = p[1];
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e->q[0] = q[0];
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e->q[1] = q[1];
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e->argv = emalloc(3*sizeof(char*));
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e->argv[0] = estrdup("htmlfmt");
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e->argv[1] = estrdup("-cutf-8");
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e->argv[2] = nil;
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e->prog = "htmlfmt";
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sync = chancreate(sizeof(int), 0);
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e->sync = sync;
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proccreate(execproc, e, EXECSTACK);
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recvul(sync);
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close(p[0]);
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close(q[1]);
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if((i=write(p[1], body, *np)) != *np){
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fprint(2, "Mail: warning: htmlfmt failed: wrote %d of %d: %r\n", i, *np);
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close(p[1]);
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close(q[0]);
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return body;
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}
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close(p[1]);
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free(body);
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body = nil;
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i = 0;
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for(;;){
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j = read(q[0], buf, sizeof buf);
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if(j <= 0)
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break;
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body = realloc(body, i+j+1);
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if(body == nil)
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error("realloc failed: %r");
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memmove(body+i, buf, j);
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i += j;
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body[i] = '\0';
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}
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close(q[0]);
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*np = i;
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return body;
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}
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char*
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readbody(char *type, char *dir, int *np)
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{
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char *body;
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body = readfile(dir, "body", np);
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if(body != nil && strcmp(type, "text/html") == 0)
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return formathtml(body, np);
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return body;
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}
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